Merge ac42119583 into f04c87506b

fix: wa0gi key

app/abci_utils.go

@@ -0,0 +1,338 @@
+package app
+
+import (
+	"fmt"
+
+	"github.com/cockroachdb/errors"
+	abci "github.com/cometbft/cometbft/abci/types"
+	gethtypes "github.com/ethereum/go-ethereum/core/types"
+	evmtypes "github.com/evmos/ethermint/x/evm/types"
+
+	sdk "github.com/cosmos/cosmos-sdk/types"
+	"github.com/cosmos/cosmos-sdk/types/mempool"
+	"github.com/cosmos/cosmos-sdk/x/auth/signing"
+)
+
+type (
+	// GasTx defines the contract that a transaction with a gas limit must implement.
+	GasTx interface {
+		GetGas() uint64
+	}
+
+	// ProposalTxVerifier defines the interface that is implemented by BaseApp,
+	// that any custom ABCI PrepareProposal and ProcessProposal handler can use
+	// to verify a transaction.
+	ProposalTxVerifier interface {
+		PrepareProposalVerifyTx(tx sdk.Tx) ([]byte, error)
+		ProcessProposalVerifyTx(txBz []byte) (sdk.Tx, error)
+	}
+
+	// DefaultProposalHandler defines the default ABCI PrepareProposal and
+	// ProcessProposal handlers.
+	DefaultProposalHandler struct {
+		mempool    mempool.Mempool
+		txVerifier ProposalTxVerifier
+		txSelector TxSelector
+	}
+)
+
+func NewDefaultProposalHandler(mp mempool.Mempool, txVerifier ProposalTxVerifier) *DefaultProposalHandler {
+	return &DefaultProposalHandler{
+		mempool:    mp,
+		txVerifier: txVerifier,
+		txSelector: NewDefaultTxSelector(),
+	}
+}
+
+// SetTxSelector sets the TxSelector function on the DefaultProposalHandler.
+func (h *DefaultProposalHandler) SetTxSelector(ts TxSelector) {
+	h.txSelector = ts
+}
+
+// PrepareProposalHandler returns the default implementation for processing an
+// ABCI proposal. The application's mempool is enumerated and all valid
+// transactions are added to the proposal. Transactions are valid if they:
+//
+// 1) Successfully encode to bytes.
+// 2) Are valid (i.e. pass runTx, AnteHandler only).
+//
+// Enumeration is halted once RequestPrepareProposal.MaxBytes of transactions is
+// reached or the mempool is exhausted.
+//
+// Note:
+//
+// - Step (2) is identical to the validation step performed in
+// DefaultProcessProposal. It is very important that the same validation logic
+// is used in both steps, and applications must ensure that this is the case in
+// non-default handlers.
+//
+// - If no mempool is set or if the mempool is a no-op mempool, the transactions
+// requested from CometBFT will simply be returned, which, by default, are in
+// FIFO order.
+func (h *DefaultProposalHandler) PrepareProposalHandler() sdk.PrepareProposalHandler {
+	return func(ctx sdk.Context, req abci.RequestPrepareProposal) abci.ResponsePrepareProposal {
+		var maxBlockGas uint64
+		if b := ctx.ConsensusParams().Block; b != nil {
+			maxBlockGas = uint64(b.MaxGas)
+		}
+
+		defer h.txSelector.Clear()
+
+		// If the mempool is nil or NoOp we simply return the transactions
+		// requested from CometBFT, which, by default, should be in FIFO order.
+		//
+		// Note, we still need to ensure the transactions returned respect req.MaxTxBytes.
+		_, isNoOp := h.mempool.(mempool.NoOpMempool)
+		if h.mempool == nil || isNoOp {
+			for _, txBz := range req.Txs {
+				// XXX: We pass nil as the memTx because we have no way of decoding the
+				// txBz. We'd need to break (update) the ProposalTxVerifier interface.
+				// As a result, we CANNOT account for block max gas.
+				stop := h.txSelector.SelectTxForProposal(uint64(req.MaxTxBytes), maxBlockGas, nil, txBz)
+				if stop {
+					break
+				}
+			}
+
+			return abci.ResponsePrepareProposal{Txs: h.txSelector.SelectedTxs()}
+		}
+
+		iterator := h.mempool.Select(ctx, req.Txs)
+		selectedTxsSignersSeqs := make(map[string]uint64)
+		var selectedTxsNums int
+		for iterator != nil {
+			memTx := iterator.Tx()
+			sigs, err := memTx.(signing.SigVerifiableTx).GetSignaturesV2()
+			if err != nil {
+				panic(fmt.Errorf("failed to get signatures: %w", err))
+			}
+			// If the signers aren't in selectedTxsSignersSeqs then we haven't seen them before
+			// so we add them and continue given that we don't need to check the sequence.
+			shouldAdd := true
+			txSignersSeqs := make(map[string]uint64)
+			if len(sigs) == 0 {
+				msgs := memTx.GetMsgs()
+				if len(msgs) == 1 {
+					msgEthTx, ok := msgs[0].(*evmtypes.MsgEthereumTx)
+					if ok {
+						ethTx := msgEthTx.AsTransaction()
+						signer := gethtypes.NewEIP2930Signer(ethTx.ChainId())
+						ethSender, err := signer.Sender(ethTx)
+						if err == nil {
+							signer := sdk.AccAddress(ethSender.Bytes()).String()
+							nonce := ethTx.Nonce()
+							seq, ok := selectedTxsSignersSeqs[signer]
+							if !ok {
+								txSignersSeqs[signer] = nonce
+							} else {
+								// If we have seen this signer before in this block, we must make
+								// sure that the current sequence is seq+1; otherwise is invalid
+								// and we skip it.
+								if seq+1 != nonce {
+									shouldAdd = false
+								} else {
+									txSignersSeqs[signer] = nonce
+								}
+							}
+						}
+					}
+				}
+			} else {
+				for _, sig := range sigs {
+					signer := sdk.AccAddress(sig.PubKey.Address()).String()
+					seq, ok := selectedTxsSignersSeqs[signer]
+					if !ok {
+						txSignersSeqs[signer] = sig.Sequence
+						continue
+					}
+
+					// If we have seen this signer before in this block, we must make
+					// sure that the current sequence is seq+1; otherwise is invalid
+					// and we skip it.
+					if seq+1 != sig.Sequence {
+						shouldAdd = false
+						break
+					}
+					txSignersSeqs[signer] = sig.Sequence
+				}
+			}
+
+			if !shouldAdd {
+				iterator = iterator.Next()
+				continue
+			}
+
+			// NOTE: Since transaction verification was already executed in CheckTx,
+			// which calls mempool.Insert, in theory everything in the pool should be
+			// valid. But some mempool implementations may insert invalid txs, so we
+			// check again.
+			txBz, err := h.txVerifier.PrepareProposalVerifyTx(memTx)
+			if err != nil {
+				err := h.mempool.Remove(memTx)
+				if err != nil && !errors.Is(err, mempool.ErrTxNotFound) {
+					panic(err)
+				}
+			} else {
+				stop := h.txSelector.SelectTxForProposal(uint64(req.MaxTxBytes), maxBlockGas, memTx, txBz)
+				if stop {
+					break
+				}
+
+				txsLen := len(h.txSelector.SelectedTxs())
+				for sender, seq := range txSignersSeqs {
+					// If txsLen != selectedTxsNums is true, it means that we've
+					// added a new tx to the selected txs, so we need to update
+					// the sequence of the sender.
+					if txsLen != selectedTxsNums {
+						selectedTxsSignersSeqs[sender] = seq
+					} else if _, ok := selectedTxsSignersSeqs[sender]; !ok {
+						// The transaction hasn't been added but it passed the
+						// verification, so we know that the sequence is correct.
+						// So we set this sender's sequence to seq-1, in order
+						// to avoid unnecessary calls to PrepareProposalVerifyTx.
+						selectedTxsSignersSeqs[sender] = seq - 1
+					}
+				}
+				selectedTxsNums = txsLen
+			}
+
+			iterator = iterator.Next()
+		}
+		return abci.ResponsePrepareProposal{Txs: h.txSelector.SelectedTxs()}
+	}
+}
+
+// ProcessProposalHandler returns the default implementation for processing an
+// ABCI proposal. Every transaction in the proposal must pass 2 conditions:
+//
+// 1. The transaction bytes must decode to a valid transaction.
+// 2. The transaction must be valid (i.e. pass runTx, AnteHandler only)
+//
+// If any transaction fails to pass either condition, the proposal is rejected.
+// Note that step (2) is identical to the validation step performed in
+// DefaultPrepareProposal. It is very important that the same validation logic
+// is used in both steps, and applications must ensure that this is the case in
+// non-default handlers.
+func (h *DefaultProposalHandler) ProcessProposalHandler() sdk.ProcessProposalHandler {
+	// If the mempool is nil or NoOp we simply return ACCEPT,
+	// because PrepareProposal may have included txs that could fail verification.
+	_, isNoOp := h.mempool.(mempool.NoOpMempool)
+	if h.mempool == nil || isNoOp {
+		return NoOpProcessProposal()
+	}
+
+	return func(ctx sdk.Context, req abci.RequestProcessProposal) abci.ResponseProcessProposal {
+		var totalTxGas uint64
+
+		var maxBlockGas int64
+		if b := ctx.ConsensusParams().Block; b != nil {
+			maxBlockGas = b.MaxGas
+		}
+
+		for _, txBytes := range req.Txs {
+			tx, err := h.txVerifier.ProcessProposalVerifyTx(txBytes)
+			if err != nil {
+				return abci.ResponseProcessProposal{Status: abci.ResponseProcessProposal_REJECT}
+			}
+
+			if maxBlockGas > 0 {
+				gasTx, ok := tx.(GasTx)
+				if ok {
+					totalTxGas += gasTx.GetGas()
+				}
+
+				if totalTxGas > uint64(maxBlockGas) {
+					return abci.ResponseProcessProposal{Status: abci.ResponseProcessProposal_REJECT}
+				}
+			}
+		}
+
+		return abci.ResponseProcessProposal{Status: abci.ResponseProcessProposal_ACCEPT}
+	}
+}
+
+// NoOpPrepareProposal defines a no-op PrepareProposal handler. It will always
+// return the transactions sent by the client's request.
+func NoOpPrepareProposal() sdk.PrepareProposalHandler {
+	return func(_ sdk.Context, req abci.RequestPrepareProposal) abci.ResponsePrepareProposal {
+		return abci.ResponsePrepareProposal{Txs: req.Txs}
+	}
+}
+
+// NoOpProcessProposal defines a no-op ProcessProposal Handler. It will always
+// return ACCEPT.
+func NoOpProcessProposal() sdk.ProcessProposalHandler {
+	return func(_ sdk.Context, _ abci.RequestProcessProposal) abci.ResponseProcessProposal {
+		return abci.ResponseProcessProposal{Status: abci.ResponseProcessProposal_ACCEPT}
+	}
+}
+
+// TxSelector defines a helper type that assists in selecting transactions during
+// mempool transaction selection in PrepareProposal. It keeps track of the total
+// number of bytes and total gas of the selected transactions. It also keeps
+// track of the selected transactions themselves.
+type TxSelector interface {
+	// SelectedTxs should return a copy of the selected transactions.
+	SelectedTxs() [][]byte
+
+	// Clear should clear the TxSelector, nulling out all relevant fields.
+	Clear()
+
+	// SelectTxForProposal should attempt to select a transaction for inclusion in
+	// a proposal based on inclusion criteria defined by the TxSelector. It must
+	// return <true> if the caller should halt the transaction selection loop
+	// (typically over a mempool) or <false> otherwise.
+	SelectTxForProposal(maxTxBytes, maxBlockGas uint64, memTx sdk.Tx, txBz []byte) bool
+}
+
+type defaultTxSelector struct {
+	totalTxBytes uint64
+	totalTxGas   uint64
+	selectedTxs  [][]byte
+}
+
+func NewDefaultTxSelector() TxSelector {
+	return &defaultTxSelector{}
+}
+
+func (ts *defaultTxSelector) SelectedTxs() [][]byte {
+	txs := make([][]byte, len(ts.selectedTxs))
+	copy(txs, ts.selectedTxs)
+	return txs
+}
+
+func (ts *defaultTxSelector) Clear() {
+	ts.totalTxBytes = 0
+	ts.totalTxGas = 0
+	ts.selectedTxs = nil
+}
+
+func (ts *defaultTxSelector) SelectTxForProposal(maxTxBytes, maxBlockGas uint64, memTx sdk.Tx, txBz []byte) bool {
+	txSize := uint64(len(txBz))
+
+	var txGasLimit uint64
+	if memTx != nil {
+		if gasTx, ok := memTx.(GasTx); ok {
+			txGasLimit = gasTx.GetGas()
+		}
+	}
+
+	// only add the transaction to the proposal if we have enough capacity
+	if (txSize + ts.totalTxBytes) <= maxTxBytes {
+		// If there is a max block gas limit, add the tx only if the limit has
+		// not been met.
+		if maxBlockGas > 0 {
+			if (txGasLimit + ts.totalTxGas) <= maxBlockGas {
+				ts.totalTxGas += txGasLimit
+				ts.totalTxBytes += txSize
+				ts.selectedTxs = append(ts.selectedTxs, txBz)
+			}
+		} else {
+			ts.totalTxBytes += txSize
+			ts.selectedTxs = append(ts.selectedTxs, txBz)
+		}
+	}
+
+	// check if we've reached capacity; if so, we cannot select any more transactions
+	return ts.totalTxBytes >= maxTxBytes || (maxBlockGas > 0 && (ts.totalTxGas >= maxBlockGas))
+}

app/app.go

@@ -111,6 +111,7 @@ import (
 	"github.com/0glabs/0g-chain/chaincfg"
 	dasignersprecompile "github.com/0glabs/0g-chain/precompiles/dasigners"
 	stakingprecompile "github.com/0glabs/0g-chain/precompiles/staking"
+	wrappeda0gibaseprecompile "github.com/0glabs/0g-chain/precompiles/wrapped-a0gi-base"
 
 	"github.com/0glabs/0g-chain/x/bep3"
 	bep3keeper "github.com/0glabs/0g-chain/x/bep3/keeper"
@@ -140,6 +141,9 @@ import (
 	validatorvesting "github.com/0glabs/0g-chain/x/validator-vesting"
 	validatorvestingrest "github.com/0glabs/0g-chain/x/validator-vesting/client/rest"
 	validatorvestingtypes "github.com/0glabs/0g-chain/x/validator-vesting/types"
+	wrappeda0gibase "github.com/0glabs/0g-chain/x/wrapped-a0gi-base"
+	wrappeda0gibasekeeper "github.com/0glabs/0g-chain/x/wrapped-a0gi-base/keeper"
+	wrappeda0gibasetypes "github.com/0glabs/0g-chain/x/wrapped-a0gi-base/types"
 	"github.com/ethereum/go-ethereum/common"
 )
 
@@ -187,6 +191,7 @@ var (
 		dasigners.AppModuleBasic{},
 		consensus.AppModuleBasic{},
 		ibcwasm.AppModuleBasic{},
+		wrappeda0gibase.AppModuleBasic{},
 	)
 
 	// module account permissions
@@ -205,6 +210,7 @@ var (
 		bep3types.ModuleName:            {authtypes.Burner, authtypes.Minter},
 		minttypes.ModuleName:            {authtypes.Minter},
 		precisebanktypes.ModuleName:     {authtypes.Minter, authtypes.Burner}, // used for reserve account to back fractional amounts
+		wrappeda0gibasetypes.ModuleName: {authtypes.Minter, authtypes.Burner},
 	}
 )
 
@@ -275,6 +281,7 @@ type App struct {
 	dasignersKeeper       dasignerskeeper.Keeper
 	consensusParamsKeeper consensusparamkeeper.Keeper
 	precisebankKeeper     precisebankkeeper.Keeper
+	wrappeda0gibaseKeeper wrappeda0gibasekeeper.Keeper
 
 	// make scoped keepers public for test purposes
 	ScopedIBCKeeper      capabilitykeeper.ScopedKeeper
@@ -293,21 +300,24 @@ type App struct {
 func init() {
 }
 
+func NewBaseApp(logger tmlog.Logger, db dbm.DB, encodingConfig chainparams.EncodingConfig,
+	baseAppOptions ...func(*baseapp.BaseApp)) *baseapp.BaseApp {
+	bApp := baseapp.NewBaseApp(chaincfg.AppName, logger, db, encodingConfig.TxConfig.TxDecoder(), baseAppOptions...)
+	return bApp
+}
+
 // NewApp returns a reference to an initialized App.
 func NewApp(
-	logger tmlog.Logger,
-	db dbm.DB,
 	homePath string,
 	traceStore io.Writer,
 	encodingConfig chainparams.EncodingConfig,
 	options Options,
-	baseAppOptions ...func(*baseapp.BaseApp),
+	bApp *baseapp.BaseApp,
 ) *App {
 	appCodec := encodingConfig.Marshaler
 	legacyAmino := encodingConfig.Amino
 	interfaceRegistry := encodingConfig.InterfaceRegistry
 
-	bApp := baseapp.NewBaseApp(chaincfg.AppName, logger, db, encodingConfig.TxConfig.TxDecoder(), baseAppOptions...)
 	bApp.SetCommitMultiStoreTracer(traceStore)
 	bApp.SetVersion(version.Version)
 	bApp.SetInterfaceRegistry(interfaceRegistry)
@@ -327,6 +337,7 @@ func NewApp(
 		vestingtypes.StoreKey,
 		consensusparamtypes.StoreKey, crisistypes.StoreKey, precisebanktypes.StoreKey,
 		ibcwasmtypes.StoreKey,
+		wrappeda0gibasetypes.StoreKey,
 	)
 	tkeys := sdk.NewTransientStoreKeys(paramstypes.TStoreKey, evmtypes.TransientKey, feemarkettypes.TransientKey)
 	memKeys := sdk.NewMemoryStoreKeys(capabilitytypes.MemStoreKey)
@@ -368,7 +379,6 @@ func NewApp(
 	feemarketSubspace := app.paramsKeeper.Subspace(feemarkettypes.ModuleName)
 	evmSubspace := app.paramsKeeper.Subspace(evmtypes.ModuleName)
 	evmutilSubspace := app.paramsKeeper.Subspace(evmutiltypes.ModuleName)
-	mintSubspace := app.paramsKeeper.Subspace(minttypes.ModuleName)
 
 	// set the BaseApp's parameter store
 	app.consensusParamsKeeper = consensusparamkeeper.NewKeeper(appCodec, keys[consensusparamtypes.StoreKey], govAuthAddrStr)
@@ -496,11 +506,10 @@ func NewApp(
 		app.accountKeeper,
 	)
 
-	// dasigners keeper
-	app.dasignersKeeper = dasignerskeeper.NewKeeper(keys[dasignerstypes.StoreKey], appCodec, app.stakingKeeper, govAuthAddrStr)
 	// precopmiles
 	precompiles := make(map[common.Address]vm.PrecompiledContract)
 	// dasigners
+	app.dasignersKeeper = dasignerskeeper.NewKeeper(keys[dasignerstypes.StoreKey], appCodec, app.stakingKeeper, govAuthAddrStr)
 	daSignersPrecompile, err := dasignersprecompile.NewDASignersPrecompile(app.dasignersKeeper)
 	if err != nil {
 		panic(fmt.Sprintf("initialize dasigners precompile failed: %v", err))
@@ -512,6 +521,13 @@ func NewApp(
 		panic(fmt.Sprintf("initialize staking precompile failed: %v", err))
 	}
 	precompiles[stakingPrecompile.Address()] = stakingPrecompile
+	// wrapped wrapped a0gi base
+	app.wrappeda0gibaseKeeper = wrappeda0gibasekeeper.NewKeeper(keys[wrappeda0gibasetypes.StoreKey], appCodec, app.precisebankKeeper, govAuthAddrStr)
+	wrappeda0gibasePrecompile, err := wrappeda0gibaseprecompile.NewWrappedA0giBasePrecompile(app.wrappeda0gibaseKeeper)
+	if err != nil {
+		panic(fmt.Sprintf("initialize wrapped a0gi base precompile failed: %v", err))
+	}
+	precompiles[wrappeda0gibasePrecompile.Address()] = wrappeda0gibasePrecompile
 
 	app.evmKeeper = evmkeeper.NewKeeper(
 		appCodec, keys[evmtypes.StoreKey], tkeys[evmtypes.TransientKey],
@@ -599,7 +615,6 @@ func NewApp(
 		app.accountKeeper,
 		app.bankKeeper,
 		authtypes.FeeCollectorName,
-		govAuthAddrStr,
 	)
 
 	// create committee keeper with router
@@ -690,11 +705,12 @@ func NewApp(
 		committee.NewAppModule(app.committeeKeeper, app.accountKeeper),
 		evmutil.NewAppModule(app.evmutilKeeper, app.bankKeeper, app.accountKeeper),
 		// nil InflationCalculationFn, use SDK's default inflation function
-		mint.NewAppModule(appCodec, app.mintKeeper, app.accountKeeper, nil, mintSubspace),
+		mint.NewAppModule(appCodec, app.mintKeeper, app.accountKeeper),
 		precisebank.NewAppModule(app.precisebankKeeper, app.bankKeeper, app.accountKeeper),
 		council.NewAppModule(app.CouncilKeeper),
 		ibcwasm.NewAppModule(app.ibcWasmClientKeeper),
 		dasigners.NewAppModule(app.dasignersKeeper, *app.stakingKeeper),
+		wrappeda0gibase.NewAppModule(app.wrappeda0gibaseKeeper),
 	)
 
 	// Warning: Some begin blockers must run before others. Ensure the dependencies are understood before modifying this list.
@@ -742,6 +758,7 @@ func NewApp(
 		precisebanktypes.ModuleName,
 		ibcwasmtypes.ModuleName,
 		dasignerstypes.ModuleName,
+		wrappeda0gibasetypes.ModuleName,
 	)
 
 	// Warning: Some end blockers must run before others. Ensure the dependencies are understood before modifying this list.
@@ -779,6 +796,7 @@ func NewApp(
 		precisebanktypes.ModuleName,
 		ibcwasmtypes.ModuleName,
 		dasignerstypes.ModuleName,
+		wrappeda0gibasetypes.ModuleName,
 	)
 
 	// Warning: Some init genesis methods must run before others. Ensure the dependencies are understood before modifying this list
@@ -815,6 +833,7 @@ func NewApp(
 		crisistypes.ModuleName,      // runs the invariants at genesis, should run after other modules
 		ibcwasmtypes.ModuleName,
 		dasignerstypes.ModuleName,
+		wrappeda0gibasetypes.ModuleName,
 	)
 
 	app.mm.RegisterInvariants(&app.crisisKeeper)

app/priority_nonce.go

@@ -0,0 +1,488 @@
+package app
+
+import (
+	"context"
+	"fmt"
+	"math"
+
+	"github.com/huandu/skiplist"
+
+	sdk "github.com/cosmos/cosmos-sdk/types"
+	"github.com/cosmos/cosmos-sdk/types/mempool"
+	"github.com/cosmos/cosmos-sdk/x/auth/signing"
+	gethtypes "github.com/ethereum/go-ethereum/core/types"
+	evmtypes "github.com/evmos/ethermint/x/evm/types"
+)
+
+var (
+	_ mempool.Mempool  = (*PriorityNonceMempool)(nil)
+	_ mempool.Iterator = (*PriorityNonceIterator)(nil)
+)
+
+// PriorityNonceMempool is a mempool implementation that stores txs
+// in a partially ordered set by 2 dimensions: priority, and sender-nonce
+// (sequence number). Internally it uses one priority ordered skip list and one
+// skip list per sender ordered by sender-nonce (sequence number). When there
+// are multiple txs from the same sender, they are not always comparable by
+// priority to other sender txs and must be partially ordered by both sender-nonce
+// and priority.
+type PriorityNonceMempool struct {
+	priorityIndex  *skiplist.SkipList
+	priorityCounts map[int64]int
+	senderIndices  map[string]*skiplist.SkipList
+	scores         map[txMeta]txMeta
+	onRead         func(tx sdk.Tx)
+	txReplacement  func(op, np int64, oTx, nTx sdk.Tx) bool
+	maxTx          int
+}
+
+type PriorityNonceIterator struct {
+	senderCursors map[string]*skiplist.Element
+	nextPriority  int64
+	sender        string
+	priorityNode  *skiplist.Element
+	mempool       *PriorityNonceMempool
+}
+
+// txMeta stores transaction metadata used in indices
+type txMeta struct {
+	// nonce is the sender's sequence number
+	nonce uint64
+	// priority is the transaction's priority
+	priority int64
+	// sender is the transaction's sender
+	sender string
+	// weight is the transaction's weight, used as a tiebreaker for transactions with the same priority
+	weight int64
+	// senderElement is a pointer to the transaction's element in the sender index
+	senderElement *skiplist.Element
+}
+
+// txMetaLess is a comparator for txKeys that first compares priority, then weight,
+// then sender, then nonce, uniquely identifying a transaction.
+//
+// Note, txMetaLess is used as the comparator in the priority index.
+func txMetaLess(a, b any) int {
+	keyA := a.(txMeta)
+	keyB := b.(txMeta)
+	res := skiplist.Int64.Compare(keyA.priority, keyB.priority)
+	if res != 0 {
+		return res
+	}
+
+	// Weight is used as a tiebreaker for transactions with the same priority.
+	// Weight is calculated in a single pass in .Select(...) and so will be 0
+	// on .Insert(...).
+	res = skiplist.Int64.Compare(keyA.weight, keyB.weight)
+	if res != 0 {
+		return res
+	}
+
+	// Because weight will be 0 on .Insert(...), we must also compare sender and
+	// nonce to resolve priority collisions. If we didn't then transactions with
+	// the same priority would overwrite each other in the priority index.
+	res = skiplist.String.Compare(keyA.sender, keyB.sender)
+	if res != 0 {
+		return res
+	}
+
+	return skiplist.Uint64.Compare(keyA.nonce, keyB.nonce)
+}
+
+type PriorityNonceMempoolOption func(*PriorityNonceMempool)
+
+// PriorityNonceWithOnRead sets a callback to be called when a tx is read from
+// the mempool.
+func PriorityNonceWithOnRead(onRead func(tx sdk.Tx)) PriorityNonceMempoolOption {
+	return func(mp *PriorityNonceMempool) {
+		mp.onRead = onRead
+	}
+}
+
+// PriorityNonceWithTxReplacement sets a callback to be called when duplicated
+// transaction nonce detected during mempool insert. An application can define a
+// transaction replacement rule based on tx priority or certain transaction fields.
+func PriorityNonceWithTxReplacement(txReplacementRule func(op, np int64, oTx, nTx sdk.Tx) bool) PriorityNonceMempoolOption {
+	return func(mp *PriorityNonceMempool) {
+		mp.txReplacement = txReplacementRule
+	}
+}
+
+// PriorityNonceWithMaxTx sets the maximum number of transactions allowed in the
+// mempool with the semantics:
+//
+// <0: disabled, `Insert` is a no-op
+// 0: unlimited
+// >0: maximum number of transactions allowed
+func PriorityNonceWithMaxTx(maxTx int) PriorityNonceMempoolOption {
+	return func(mp *PriorityNonceMempool) {
+		mp.maxTx = maxTx
+	}
+}
+
+// DefaultPriorityMempool returns a priorityNonceMempool with no options.
+func DefaultPriorityMempool() mempool.Mempool {
+	return NewPriorityMempool()
+}
+
+// NewPriorityMempool returns the SDK's default mempool implementation which
+// returns txs in a partial order by 2 dimensions; priority, and sender-nonce.
+func NewPriorityMempool(opts ...PriorityNonceMempoolOption) *PriorityNonceMempool {
+	mp := &PriorityNonceMempool{
+		priorityIndex:  skiplist.New(skiplist.LessThanFunc(txMetaLess)),
+		priorityCounts: make(map[int64]int),
+		senderIndices:  make(map[string]*skiplist.SkipList),
+		scores:         make(map[txMeta]txMeta),
+	}
+
+	for _, opt := range opts {
+		opt(mp)
+	}
+
+	return mp
+}
+
+// NextSenderTx returns the next transaction for a given sender by nonce order,
+// i.e. the next valid transaction for the sender. If no such transaction exists,
+// nil will be returned.
+func (mp *PriorityNonceMempool) NextSenderTx(sender string) sdk.Tx {
+	senderIndex, ok := mp.senderIndices[sender]
+	if !ok {
+		return nil
+	}
+
+	cursor := senderIndex.Front()
+	return cursor.Value.(sdk.Tx)
+}
+
+// Insert attempts to insert a Tx into the app-side mempool in O(log n) time,
+// returning an error if unsuccessful. Sender and nonce are derived from the
+// transaction's first signature.
+//
+// Transactions are unique by sender and nonce. Inserting a duplicate tx is an
+// O(log n) no-op.
+//
+// Inserting a duplicate tx with a different priority overwrites the existing tx,
+// changing the total order of the mempool.
+func (mp *PriorityNonceMempool) Insert(ctx context.Context, tx sdk.Tx) error {
+	if mp.maxTx > 0 && mp.CountTx() >= mp.maxTx {
+		return mempool.ErrMempoolTxMaxCapacity
+	} else if mp.maxTx < 0 {
+		return nil
+	}
+
+	sigs, err := tx.(signing.SigVerifiableTx).GetSignaturesV2()
+	if err != nil {
+		return err
+	}
+	sdkContext := sdk.UnwrapSDKContext(ctx)
+	priority := sdkContext.Priority()
+
+	var sender string
+	var nonce uint64
+
+	if len(sigs) == 0 {
+		msgs := tx.GetMsgs()
+		if len(msgs) != 1 {
+			return fmt.Errorf("tx must have at least one signer")
+		}
+		msgEthTx, ok := msgs[0].(*evmtypes.MsgEthereumTx)
+		if !ok {
+			return fmt.Errorf("tx must have at least one signer")
+		}
+		ethTx := msgEthTx.AsTransaction()
+		signer := gethtypes.NewEIP2930Signer(ethTx.ChainId())
+		ethSender, err := signer.Sender(ethTx)
+		if err != nil {
+			return fmt.Errorf("tx must have at least one signer")
+		}
+		sender = sdk.AccAddress(ethSender.Bytes()).String()
+		nonce = ethTx.Nonce()
+	} else {
+		sig := sigs[0]
+		sender = sdk.AccAddress(sig.PubKey.Address()).String()
+		nonce = sig.Sequence
+	}
+
+	key := txMeta{nonce: nonce, priority: priority, sender: sender}
+
+	senderIndex, ok := mp.senderIndices[sender]
+	if !ok {
+		senderIndex = skiplist.New(skiplist.LessThanFunc(func(a, b any) int {
+			return skiplist.Uint64.Compare(b.(txMeta).nonce, a.(txMeta).nonce)
+		}))
+
+		// initialize sender index if not found
+		mp.senderIndices[sender] = senderIndex
+	}
+
+	// Since mp.priorityIndex is scored by priority, then sender, then nonce, a
+	// changed priority will create a new key, so we must remove the old key and
+	// re-insert it to avoid having the same tx with different priorityIndex indexed
+	// twice in the mempool.
+	//
+	// This O(log n) remove operation is rare and only happens when a tx's priority
+	// changes.
+	sk := txMeta{nonce: nonce, sender: sender}
+	if oldScore, txExists := mp.scores[sk]; txExists {
+		if mp.txReplacement != nil && !mp.txReplacement(oldScore.priority, priority, senderIndex.Get(key).Value.(sdk.Tx), tx) {
+			return fmt.Errorf(
+				"tx doesn't fit the replacement rule, oldPriority: %v, newPriority: %v, oldTx: %v, newTx: %v",
+				oldScore.priority,
+				priority,
+				senderIndex.Get(key).Value.(sdk.Tx),
+				tx,
+			)
+		}
+
+		mp.priorityIndex.Remove(txMeta{
+			nonce:    nonce,
+			sender:   sender,
+			priority: oldScore.priority,
+			weight:   oldScore.weight,
+		})
+		mp.priorityCounts[oldScore.priority]--
+	}
+
+	mp.priorityCounts[priority]++
+
+	// Since senderIndex is scored by nonce, a changed priority will overwrite the
+	// existing key.
+	key.senderElement = senderIndex.Set(key, tx)
+
+	mp.scores[sk] = txMeta{priority: priority}
+	mp.priorityIndex.Set(key, tx)
+
+	return nil
+}
+
+func (i *PriorityNonceIterator) iteratePriority() mempool.Iterator {
+	// beginning of priority iteration
+	if i.priorityNode == nil {
+		i.priorityNode = i.mempool.priorityIndex.Front()
+	} else {
+		i.priorityNode = i.priorityNode.Next()
+	}
+
+	// end of priority iteration
+	if i.priorityNode == nil {
+		return nil
+	}
+
+	i.sender = i.priorityNode.Key().(txMeta).sender
+
+	nextPriorityNode := i.priorityNode.Next()
+	if nextPriorityNode != nil {
+		i.nextPriority = nextPriorityNode.Key().(txMeta).priority
+	} else {
+		i.nextPriority = math.MinInt64
+	}
+
+	return i.Next()
+}
+
+func (i *PriorityNonceIterator) Next() mempool.Iterator {
+	if i.priorityNode == nil {
+		return nil
+	}
+
+	cursor, ok := i.senderCursors[i.sender]
+	if !ok {
+		// beginning of sender iteration
+		cursor = i.mempool.senderIndices[i.sender].Front()
+	} else {
+		// middle of sender iteration
+		cursor = cursor.Next()
+	}
+
+	// end of sender iteration
+	if cursor == nil {
+		return i.iteratePriority()
+	}
+
+	key := cursor.Key().(txMeta)
+
+	// We've reached a transaction with a priority lower than the next highest
+	// priority in the pool.
+	if key.priority < i.nextPriority {
+		return i.iteratePriority()
+	} else if key.priority == i.nextPriority && i.priorityNode.Next() != nil {
+		// Weight is incorporated into the priority index key only (not sender index)
+		// so we must fetch it here from the scores map.
+		weight := i.mempool.scores[txMeta{nonce: key.nonce, sender: key.sender}].weight
+		if weight < i.priorityNode.Next().Key().(txMeta).weight {
+			return i.iteratePriority()
+		}
+	}
+
+	i.senderCursors[i.sender] = cursor
+	return i
+}
+
+func (i *PriorityNonceIterator) Tx() sdk.Tx {
+	return i.senderCursors[i.sender].Value.(sdk.Tx)
+}
+
+// Select returns a set of transactions from the mempool, ordered by priority
+// and sender-nonce in O(n) time. The passed in list of transactions are ignored.
+// This is a readonly operation, the mempool is not modified.
+//
+// The maxBytes parameter defines the maximum number of bytes of transactions to
+// return.
+//
+// NOTE: It is not safe to use this iterator while removing transactions from
+// the underlying mempool.
+func (mp *PriorityNonceMempool) Select(_ context.Context, _ [][]byte) mempool.Iterator {
+	if mp.priorityIndex.Len() == 0 {
+		return nil
+	}
+
+	mp.reorderPriorityTies()
+
+	iterator := &PriorityNonceIterator{
+		mempool:       mp,
+		senderCursors: make(map[string]*skiplist.Element),
+	}
+
+	return iterator.iteratePriority()
+}
+
+type reorderKey struct {
+	deleteKey txMeta
+	insertKey txMeta
+	tx        sdk.Tx
+}
+
+func (mp *PriorityNonceMempool) reorderPriorityTies() {
+	node := mp.priorityIndex.Front()
+
+	var reordering []reorderKey
+	for node != nil {
+		key := node.Key().(txMeta)
+		if mp.priorityCounts[key.priority] > 1 {
+			newKey := key
+			newKey.weight = senderWeight(key.senderElement)
+			reordering = append(reordering, reorderKey{deleteKey: key, insertKey: newKey, tx: node.Value.(sdk.Tx)})
+		}
+
+		node = node.Next()
+	}
+
+	for _, k := range reordering {
+		mp.priorityIndex.Remove(k.deleteKey)
+		delete(mp.scores, txMeta{nonce: k.deleteKey.nonce, sender: k.deleteKey.sender})
+		mp.priorityIndex.Set(k.insertKey, k.tx)
+		mp.scores[txMeta{nonce: k.insertKey.nonce, sender: k.insertKey.sender}] = k.insertKey
+	}
+}
+
+// senderWeight returns the weight of a given tx (t) at senderCursor. Weight is
+// defined as the first (nonce-wise) same sender tx with a priority not equal to
+// t. It is used to resolve priority collisions, that is when 2 or more txs from
+// different senders have the same priority.
+func senderWeight(senderCursor *skiplist.Element) int64 {
+	if senderCursor == nil {
+		return 0
+	}
+
+	weight := senderCursor.Key().(txMeta).priority
+	senderCursor = senderCursor.Next()
+	for senderCursor != nil {
+		p := senderCursor.Key().(txMeta).priority
+		if p != weight {
+			weight = p
+		}
+
+		senderCursor = senderCursor.Next()
+	}
+
+	return weight
+}
+
+// CountTx returns the number of transactions in the mempool.
+func (mp *PriorityNonceMempool) CountTx() int {
+	return mp.priorityIndex.Len()
+}
+
+// Remove removes a transaction from the mempool in O(log n) time, returning an
+// error if unsuccessful.
+func (mp *PriorityNonceMempool) Remove(tx sdk.Tx) error {
+	sigs, err := tx.(signing.SigVerifiableTx).GetSignaturesV2()
+	if err != nil {
+		return err
+	}
+	var sender string
+	var nonce uint64
+	if len(sigs) == 0 {
+		msgs := tx.GetMsgs()
+		if len(msgs) != 1 {
+			return fmt.Errorf("attempted to remove a tx with no signatures")
+		}
+		msgEthTx, ok := msgs[0].(*evmtypes.MsgEthereumTx)
+		if !ok {
+			return fmt.Errorf("attempted to remove a tx with no signatures")
+		}
+		ethTx := msgEthTx.AsTransaction()
+		signer := gethtypes.NewEIP2930Signer(ethTx.ChainId())
+		ethSender, err := signer.Sender(ethTx)
+		if err != nil {
+			return fmt.Errorf("attempted to remove a tx with no signatures")
+		}
+		sender = sdk.AccAddress(ethSender.Bytes()).String()
+		nonce = ethTx.Nonce()
+	} else {
+		sig := sigs[0]
+		sender = sdk.AccAddress(sig.PubKey.Address()).String()
+		nonce = sig.Sequence
+	}
+
+	scoreKey := txMeta{nonce: nonce, sender: sender}
+	score, ok := mp.scores[scoreKey]
+	if !ok {
+		return mempool.ErrTxNotFound
+	}
+	tk := txMeta{nonce: nonce, priority: score.priority, sender: sender, weight: score.weight}
+
+	senderTxs, ok := mp.senderIndices[sender]
+	if !ok {
+		return fmt.Errorf("sender %s not found", sender)
+	}
+
+	mp.priorityIndex.Remove(tk)
+	senderTxs.Remove(tk)
+	delete(mp.scores, scoreKey)
+	mp.priorityCounts[score.priority]--
+
+	return nil
+}
+
+func IsEmpty(mempool mempool.Mempool) error {
+	mp := mempool.(*PriorityNonceMempool)
+	if mp.priorityIndex.Len() != 0 {
+		return fmt.Errorf("priorityIndex not empty")
+	}
+
+	var countKeys []int64
+	for k := range mp.priorityCounts {
+		countKeys = append(countKeys, k)
+	}
+
+	for _, k := range countKeys {
+		if mp.priorityCounts[k] != 0 {
+			return fmt.Errorf("priorityCounts not zero at %v, got %v", k, mp.priorityCounts[k])
+		}
+	}
+
+	var senderKeys []string
+	for k := range mp.senderIndices {
+		senderKeys = append(senderKeys, k)
+	}
+
+	for _, k := range senderKeys {
+		if mp.senderIndices[k].Len() != 0 {
+			return fmt.Errorf("senderIndex not empty for sender %v", k)
+		}
+	}
+
+	return nil
+}

app/test_common.go

@@ -49,6 +49,7 @@ import (
 	issuancekeeper "github.com/0glabs/0g-chain/x/issuance/keeper"
 	precisebankkeeper "github.com/0glabs/0g-chain/x/precisebank/keeper"
 	pricefeedkeeper "github.com/0glabs/0g-chain/x/pricefeed/keeper"
+	wrappeda0gibasekeeper "github.com/0glabs/0g-chain/x/wrapped-a0gi-base/keeper"
 )
 
 var (
@@ -92,9 +93,10 @@ func NewTestAppFromSealed() TestApp {
 
 	encCfg := MakeEncodingConfig()
 
+	bApp := NewBaseApp(log.NewNopLogger(), db, encCfg, baseapp.SetChainID(TestChainId))
 	app := NewApp(
-		log.NewNopLogger(), db, chaincfg.DefaultNodeHome, nil,
-		encCfg, DefaultOptions, baseapp.SetChainID(TestChainId),
+		chaincfg.DefaultNodeHome, nil,
+		encCfg, DefaultOptions, bApp,
 	)
 	return TestApp{App: *app}
 }
@@ -118,6 +120,9 @@ func (tApp TestApp) GetEvmKeeper() *evmkeeper.Keeper                { return tAp
 func (tApp TestApp) GetFeeMarketKeeper() feemarketkeeper.Keeper     { return tApp.feeMarketKeeper }
 func (tApp TestApp) GetDASignersKeeper() dasignerskeeper.Keeper     { return tApp.dasignersKeeper }
 func (tApp TestApp) GetPrecisebankKeeper() precisebankkeeper.Keeper { return tApp.precisebankKeeper }
+func (tApp TestApp) GetWrappedA0GIBaseKeeper() wrappeda0gibasekeeper.Keeper {
+	return tApp.wrappeda0gibaseKeeper
+}
 
 func (tApp TestApp) GetKVStoreKey(key string) *storetypes.KVStoreKey {
 	return tApp.keys[key]
@@ -457,20 +462,6 @@ func (tApp TestApp) CreateNewUnbondedValidator(ctx sdk.Context, valAddress sdk.V
 	return err
 }
 
-func (tApp TestApp) SetInflation(ctx sdk.Context, value sdk.Dec) {
-	mk := tApp.GetMintKeeper()
-
-	mintParams := mk.GetParams(ctx)
-	mintParams.InflationMax = sdk.ZeroDec()
-	mintParams.InflationMin = sdk.ZeroDec()
-
-	if err := mintParams.Validate(); err != nil {
-		panic(err)
-	}
-
-	mk.SetParams(ctx, mintParams)
-}
-
 // GeneratePrivKeyAddressPairs generates (deterministically) a total of n private keys and addresses.
 func GeneratePrivKeyAddressPairs(n int) (keys []cryptotypes.PrivKey, addrs []sdk.AccAddress) {
 	r := rand.New(rand.NewSource(12345)) // make the generation deterministic

cmd/0gchaind/app.go

@@ -107,18 +107,9 @@ func (ac appCreator) newApp(
 		skipLoadLatest = cast.ToBool(appOpts.Get(flagSkipLoadLatest))
 	}
 
-	return app.NewApp(
-		logger, db, homeDir, traceStore, ac.encodingConfig,
-		app.Options{
-			SkipLoadLatest:        skipLoadLatest,
-			SkipUpgradeHeights:    skipUpgradeHeights,
-			SkipGenesisInvariants: cast.ToBool(appOpts.Get(crisis.FlagSkipGenesisInvariants)),
-			InvariantCheckPeriod:  cast.ToUint(appOpts.Get(server.FlagInvCheckPeriod)),
-			MempoolEnableAuth:     mempoolEnableAuth,
-			MempoolAuthAddresses:  mempoolAuthAddresses,
-			EVMTrace:              cast.ToString(appOpts.Get(ethermintflags.EVMTracer)),
-			EVMMaxGasWanted:       cast.ToUint64(appOpts.Get(ethermintflags.EVMMaxTxGasWanted)),
-		},
+	mempool := app.NewPriorityMempool()
+
+	bApp := app.NewBaseApp(logger, db, ac.encodingConfig,
 		baseapp.SetPruning(pruningOpts),
 		baseapp.SetMinGasPrices(strings.Replace(cast.ToString(appOpts.Get(server.FlagMinGasPrices)), ";", ",", -1)),
 		baseapp.SetHaltHeight(cast.ToUint64(appOpts.Get(server.FlagHaltHeight))),
@@ -132,7 +123,28 @@ func (ac appCreator) newApp(
 		baseapp.SetIAVLDisableFastNode(cast.ToBool(iavlDisableFastNode)),
 		baseapp.SetIAVLLazyLoading(cast.ToBool(appOpts.Get(server.FlagIAVLLazyLoading))),
 		baseapp.SetChainID(chainID),
+		baseapp.SetMempool(mempool),
 	)
+	bApp.SetTxEncoder(ac.encodingConfig.TxConfig.TxEncoder())
+	abciProposalHandler := app.NewDefaultProposalHandler(mempool, bApp)
+	bApp.SetPrepareProposal(abciProposalHandler.PrepareProposalHandler())
+
+	newApp := app.NewApp(
+		homeDir, traceStore, ac.encodingConfig,
+		app.Options{
+			SkipLoadLatest:        skipLoadLatest,
+			SkipUpgradeHeights:    skipUpgradeHeights,
+			SkipGenesisInvariants: cast.ToBool(appOpts.Get(crisis.FlagSkipGenesisInvariants)),
+			InvariantCheckPeriod:  cast.ToUint(appOpts.Get(server.FlagInvCheckPeriod)),
+			MempoolEnableAuth:     mempoolEnableAuth,
+			MempoolAuthAddresses:  mempoolAuthAddresses,
+			EVMTrace:              cast.ToString(appOpts.Get(ethermintflags.EVMTracer)),
+			EVMMaxGasWanted:       cast.ToUint64(appOpts.Get(ethermintflags.EVMMaxTxGasWanted)),
+		},
+		bApp,
+	)
+
+	return newApp
 }
 
 // appExport writes out an app's state to json.
@@ -157,13 +169,15 @@ func (ac appCreator) appExport(
 
 	var tempApp *app.App
 	if height != -1 {
-		tempApp = app.NewApp(logger, db, homePath, traceStore, ac.encodingConfig, options)
+		bApp := app.NewBaseApp(logger, db, ac.encodingConfig)
+		tempApp = app.NewApp(homePath, traceStore, ac.encodingConfig, options, bApp)
 
 		if err := tempApp.LoadHeight(height); err != nil {
 			return servertypes.ExportedApp{}, err
 		}
 	} else {
-		tempApp = app.NewApp(logger, db, homePath, traceStore, ac.encodingConfig, options)
+		bApp := app.NewBaseApp(logger, db, ac.encodingConfig)
+		tempApp = app.NewApp(homePath, traceStore, ac.encodingConfig, options, bApp)
 	}
 	return tempApp.ExportAppStateAndValidators(forZeroHeight, jailAllowedAddrs, modulesToExport)
 }

go.mod

@@ -242,7 +242,7 @@ replace (
 	github.com/cometbft/cometbft-db => github.com/kava-labs/cometbft-db v0.9.1-kava.2
 	// Use cosmos-sdk fork with backported fix for unsafe-reset-all, staking transfer events, and custom tally handler support
 	// github.com/cosmos/cosmos-sdk => github.com/0glabs/cosmos-sdk v0.46.11-kava.3
-	github.com/cosmos/cosmos-sdk => github.com/0glabs/cosmos-sdk v0.47.10-0glabs.8
+	github.com/cosmos/cosmos-sdk => github.com/0glabs/cosmos-sdk v0.47.10-0glabs.9
 	github.com/cosmos/iavl => github.com/kava-labs/iavl v1.2.0-kava.1
 	// See https://github.com/cosmos/cosmos-sdk/pull/13093
 	github.com/dgrijalva/jwt-go => github.com/golang-jwt/jwt/v4 v4.4.2
@@ -250,7 +250,7 @@ replace (
 	// TODO: Tag before release
 	github.com/ethereum/go-ethereum => github.com/evmos/go-ethereum v1.10.26-evmos-rc2
 	// Use ethermint fork that respects min-gas-price with NoBaseFee true and london enabled, and includes eip712 support
-	github.com/evmos/ethermint => github.com/0glabs/ethermint v0.21.0-0g.v3.1.8
+	github.com/evmos/ethermint => github.com/0glabs/ethermint v0.21.0-0g.v3.1.9
 	// See https://github.com/cosmos/cosmos-sdk/pull/10401, https://github.com/cosmos/cosmos-sdk/commit/0592ba6158cd0bf49d894be1cef4faeec59e8320
 	github.com/gin-gonic/gin => github.com/gin-gonic/gin v1.9.0
 	// Downgraded to avoid bugs in following commits which causes "version does not exist" errors

go.sum

@@ -211,8 +211,6 @@ git.sr.ht/~sircmpwn/getopt v0.0.0-20191230200459-23622cc906b3/go.mod h1:wMEGFFFN
 git.sr.ht/~sircmpwn/go-bare v0.0.0-20210406120253-ab86bc2846d9/go.mod h1:BVJwbDfVjCjoFiKrhkei6NdGcZYpkDkdyCdg1ukytRA=
 github.com/0glabs/cometbft v0.37.9-0glabs.1 h1:KQJG17Y21suKP3QNICLto4b5Ak73XbSmKxeLbg0ZM68=
 github.com/0glabs/cometbft v0.37.9-0glabs.1/go.mod h1:j0Q3RqrCd+cztWCugs3obbzC4NyHGBPZZjtm/fWV00I=
-github.com/0glabs/cosmos-sdk v0.47.10-0glabs.8 h1:IaNin0677A6terTnw3WOGmYOY2w4h0LugBhK6VugXMg=
-github.com/0glabs/cosmos-sdk v0.47.10-0glabs.8/go.mod h1:KskIVnhXTFqrw7CDccMvx7To5KzUsOomIsQV7sPGOog=
 github.com/0glabs/ethermint v0.21.0-0g.v3.1.8 h1:/jxCtO5B8amXgGZ0MWcoIH32PmoU9Z+WfPxA8nLaZI8=
 github.com/0glabs/ethermint v0.21.0-0g.v3.1.8/go.mod h1:1GrxH8zkhO/x8sinIxaFtolK50spzSAZISbdP1MDLy8=
 github.com/99designs/go-keychain v0.0.0-20191008050251-8e49817e8af4 h1:/vQbFIOMbk2FiG/kXiLl8BRyzTWDw7gX/Hz7Dd5eDMs=

precompiles/interfaces/contracts/IWrappedA0GIBase.sol

@@ -0,0 +1,55 @@
+// SPDX-License-Identifier: LGPL-3.0-only
+pragma solidity >=0.8.0;
+
+struct Supply {
+    uint256 cap;
+    uint256 total;
+}
+
+/**
+ * @title WrappedA0GIBase is a precompile for wrapped a0gi(wA0GI), it enables wA0GI mint/burn native 0g token directly.
+ */
+interface IWrappedA0GIBase {
+    /**
+     * @dev set the wA0GI address.
+     * It is designed to be called by governance module only so it's not implemented at EVM precompile side.
+     * @param addr address of wA0GI
+     */
+    // function setWA0GI(address addr) external;
+
+    /**
+     * @dev get the wA0GI address.
+     */
+    function getWA0GI() external view returns (address);
+
+    /**
+     * @dev set the cap for a minter.
+     * It is designed to be called by governance module only so it's not implemented at EVM precompile side.
+     * @param minter minter address
+     * @param cap mint cap
+     */
+    // function setMinterCap(address minter, uint256 cap) external;
+
+    /**
+     * @dev get the mint supply of given address
+     * @param minter minter address
+     */
+    function minterSupply(address minter) external view returns (Supply memory);
+
+    /**
+     * @dev mint a0gi to this precompile, add corresponding amount to minter's mint supply.
+     * If sender's final mint supply exceeds its mint cap, the transaction will revert.
+     * Can only be called by WA0GI.
+     * @param minter minter address
+     * @param amount amount to mint
+     */
+    function mint(address minter, uint256 amount) external;
+
+    /**
+     * @dev burn given amount of a0gi on behalf of minter, reduce corresponding amount from sender's mint supply.
+     * Can only be called by WA0GI.
+     * @param minter minter address
+     * @param amount amount to burn
+     */
+    function burn(address minter, uint256 amount) external;
+}

precompiles/wrapped-a0gi-base/IWrappedA0GIBase.json

@@ -0,0 +1,82 @@
+[
+  {
+    "inputs": [
+      {
+        "internalType": "address",
+        "name": "minter",
+        "type": "address"
+      },
+      {
+        "internalType": "uint256",
+        "name": "amount",
+        "type": "uint256"
+      }
+    ],
+    "name": "burn",
+    "outputs": [],
+    "stateMutability": "nonpayable",
+    "type": "function"
+  },
+  {
+    "inputs": [],
+    "name": "getWA0GI",
+    "outputs": [
+      {
+        "internalType": "address",
+        "name": "",
+        "type": "address"
+      }
+    ],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "address",
+        "name": "minter",
+        "type": "address"
+      },
+      {
+        "internalType": "uint256",
+        "name": "amount",
+        "type": "uint256"
+      }
+    ],
+    "name": "mint",
+    "outputs": [],
+    "stateMutability": "nonpayable",
+    "type": "function"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "address",
+        "name": "minter",
+        "type": "address"
+      }
+    ],
+    "name": "minterSupply",
+    "outputs": [
+      {
+        "components": [
+          {
+            "internalType": "uint256",
+            "name": "cap",
+            "type": "uint256"
+          },
+          {
+            "internalType": "uint256",
+            "name": "total",
+            "type": "uint256"
+          }
+        ],
+        "internalType": "struct Supply",
+        "name": "",
+        "type": "tuple"
+      }
+    ],
+    "stateMutability": "view",
+    "type": "function"
+  }
+]

precompiles/wrapped-a0gi-base/contract.go

@@ -0,0 +1,284 @@
+// Code generated - DO NOT EDIT.
+// This file is a generated binding and any manual changes will be lost.
+
+package wrappeda0gibase
+
+import (
+	"errors"
+	"math/big"
+	"strings"
+
+	ethereum "github.com/ethereum/go-ethereum"
+	"github.com/ethereum/go-ethereum/accounts/abi"
+	"github.com/ethereum/go-ethereum/accounts/abi/bind"
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/core/types"
+	"github.com/ethereum/go-ethereum/event"
+)
+
+// Reference imports to suppress errors if they are not otherwise used.
+var (
+	_ = errors.New
+	_ = big.NewInt
+	_ = strings.NewReader
+	_ = ethereum.NotFound
+	_ = bind.Bind
+	_ = common.Big1
+	_ = types.BloomLookup
+	_ = event.NewSubscription
+)
+
+// Wrappeda0gibaseMetaData contains all meta data concerning the Wrappeda0gibase contract.
+var Wrappeda0gibaseMetaData = &bind.MetaData{
+	ABI: "[{\"inputs\":[{\"internalType\":\"address\",\"name\":\"minter\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"burn\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getWA0GI\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"minter\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"mint\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"minter\",\"type\":\"address\"}],\"name\":\"minterSupply\",\"outputs\":[{\"components\":[{\"internalType\":\"uint256\",\"name\":\"cap\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"total\",\"type\":\"uint256\"}],\"internalType\":\"structSupply\",\"name\":\"\",\"type\":\"tuple\"}],\"stateMutability\":\"view\",\"type\":\"function\"}]",
+}
+
+// Wrappeda0gibaseABI is the input ABI used to generate the binding from.
+// Deprecated: Use Wrappeda0gibaseMetaData.ABI instead.
+var Wrappeda0gibaseABI = Wrappeda0gibaseMetaData.ABI
+
+// Wrappeda0gibase is an auto generated Go binding around an Ethereum contract.
+type Wrappeda0gibase struct {
+	Wrappeda0gibaseCaller     // Read-only binding to the contract
+	Wrappeda0gibaseTransactor // Write-only binding to the contract
+	Wrappeda0gibaseFilterer   // Log filterer for contract events
+}
+
+// Wrappeda0gibaseCaller is an auto generated read-only Go binding around an Ethereum contract.
+type Wrappeda0gibaseCaller struct {
+	contract *bind.BoundContract // Generic contract wrapper for the low level calls
+}
+
+// Wrappeda0gibaseTransactor is an auto generated write-only Go binding around an Ethereum contract.
+type Wrappeda0gibaseTransactor struct {
+	contract *bind.BoundContract // Generic contract wrapper for the low level calls
+}
+
+// Wrappeda0gibaseFilterer is an auto generated log filtering Go binding around an Ethereum contract events.
+type Wrappeda0gibaseFilterer struct {
+	contract *bind.BoundContract // Generic contract wrapper for the low level calls
+}
+
+// Wrappeda0gibaseSession is an auto generated Go binding around an Ethereum contract,
+// with pre-set call and transact options.
+type Wrappeda0gibaseSession struct {
+	Contract     *Wrappeda0gibase  // Generic contract binding to set the session for
+	CallOpts     bind.CallOpts     // Call options to use throughout this session
+	TransactOpts bind.TransactOpts // Transaction auth options to use throughout this session
+}
+
+// Wrappeda0gibaseCallerSession is an auto generated read-only Go binding around an Ethereum contract,
+// with pre-set call options.
+type Wrappeda0gibaseCallerSession struct {
+	Contract *Wrappeda0gibaseCaller // Generic contract caller binding to set the session for
+	CallOpts bind.CallOpts          // Call options to use throughout this session
+}
+
+// Wrappeda0gibaseTransactorSession is an auto generated write-only Go binding around an Ethereum contract,
+// with pre-set transact options.
+type Wrappeda0gibaseTransactorSession struct {
+	Contract     *Wrappeda0gibaseTransactor // Generic contract transactor binding to set the session for
+	TransactOpts bind.TransactOpts          // Transaction auth options to use throughout this session
+}
+
+// Wrappeda0gibaseRaw is an auto generated low-level Go binding around an Ethereum contract.
+type Wrappeda0gibaseRaw struct {
+	Contract *Wrappeda0gibase // Generic contract binding to access the raw methods on
+}
+
+// Wrappeda0gibaseCallerRaw is an auto generated low-level read-only Go binding around an Ethereum contract.
+type Wrappeda0gibaseCallerRaw struct {
+	Contract *Wrappeda0gibaseCaller // Generic read-only contract binding to access the raw methods on
+}
+
+// Wrappeda0gibaseTransactorRaw is an auto generated low-level write-only Go binding around an Ethereum contract.
+type Wrappeda0gibaseTransactorRaw struct {
+	Contract *Wrappeda0gibaseTransactor // Generic write-only contract binding to access the raw methods on
+}
+
+// NewWrappeda0gibase creates a new instance of Wrappeda0gibase, bound to a specific deployed contract.
+func NewWrappeda0gibase(address common.Address, backend bind.ContractBackend) (*Wrappeda0gibase, error) {
+	contract, err := bindWrappeda0gibase(address, backend, backend, backend)
+	if err != nil {
+		return nil, err
+	}
+	return &Wrappeda0gibase{Wrappeda0gibaseCaller: Wrappeda0gibaseCaller{contract: contract}, Wrappeda0gibaseTransactor: Wrappeda0gibaseTransactor{contract: contract}, Wrappeda0gibaseFilterer: Wrappeda0gibaseFilterer{contract: contract}}, nil
+}
+
+// NewWrappeda0gibaseCaller creates a new read-only instance of Wrappeda0gibase, bound to a specific deployed contract.
+func NewWrappeda0gibaseCaller(address common.Address, caller bind.ContractCaller) (*Wrappeda0gibaseCaller, error) {
+	contract, err := bindWrappeda0gibase(address, caller, nil, nil)
+	if err != nil {
+		return nil, err
+	}
+	return &Wrappeda0gibaseCaller{contract: contract}, nil
+}
+
+// NewWrappeda0gibaseTransactor creates a new write-only instance of Wrappeda0gibase, bound to a specific deployed contract.
+func NewWrappeda0gibaseTransactor(address common.Address, transactor bind.ContractTransactor) (*Wrappeda0gibaseTransactor, error) {
+	contract, err := bindWrappeda0gibase(address, nil, transactor, nil)
+	if err != nil {
+		return nil, err
+	}
+	return &Wrappeda0gibaseTransactor{contract: contract}, nil
+}
+
+// NewWrappeda0gibaseFilterer creates a new log filterer instance of Wrappeda0gibase, bound to a specific deployed contract.
+func NewWrappeda0gibaseFilterer(address common.Address, filterer bind.ContractFilterer) (*Wrappeda0gibaseFilterer, error) {
+	contract, err := bindWrappeda0gibase(address, nil, nil, filterer)
+	if err != nil {
+		return nil, err
+	}
+	return &Wrappeda0gibaseFilterer{contract: contract}, nil
+}
+
+// bindWrappeda0gibase binds a generic wrapper to an already deployed contract.
+func bindWrappeda0gibase(address common.Address, caller bind.ContractCaller, transactor bind.ContractTransactor, filterer bind.ContractFilterer) (*bind.BoundContract, error) {
+	parsed, err := abi.JSON(strings.NewReader(Wrappeda0gibaseABI))
+	if err != nil {
+		return nil, err
+	}
+	return bind.NewBoundContract(address, parsed, caller, transactor, filterer), nil
+}
+
+// Call invokes the (constant) contract method with params as input values and
+// sets the output to result. The result type might be a single field for simple
+// returns, a slice of interfaces for anonymous returns and a struct for named
+// returns.
+func (_Wrappeda0gibase *Wrappeda0gibaseRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
+	return _Wrappeda0gibase.Contract.Wrappeda0gibaseCaller.contract.Call(opts, result, method, params...)
+}
+
+// Transfer initiates a plain transaction to move funds to the contract, calling
+// its default method if one is available.
+func (_Wrappeda0gibase *Wrappeda0gibaseRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _Wrappeda0gibase.Contract.Wrappeda0gibaseTransactor.contract.Transfer(opts)
+}
+
+// Transact invokes the (paid) contract method with params as input values.
+func (_Wrappeda0gibase *Wrappeda0gibaseRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
+	return _Wrappeda0gibase.Contract.Wrappeda0gibaseTransactor.contract.Transact(opts, method, params...)
+}
+
+// Call invokes the (constant) contract method with params as input values and
+// sets the output to result. The result type might be a single field for simple
+// returns, a slice of interfaces for anonymous returns and a struct for named
+// returns.
+func (_Wrappeda0gibase *Wrappeda0gibaseCallerRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
+	return _Wrappeda0gibase.Contract.contract.Call(opts, result, method, params...)
+}
+
+// Transfer initiates a plain transaction to move funds to the contract, calling
+// its default method if one is available.
+func (_Wrappeda0gibase *Wrappeda0gibaseTransactorRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _Wrappeda0gibase.Contract.contract.Transfer(opts)
+}
+
+// Transact invokes the (paid) contract method with params as input values.
+func (_Wrappeda0gibase *Wrappeda0gibaseTransactorRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
+	return _Wrappeda0gibase.Contract.contract.Transact(opts, method, params...)
+}
+
+// GetWA0GI is a free data retrieval call binding the contract method 0xa9283a7a.
+//
+// Solidity: function getWA0GI() view returns(address)
+func (_Wrappeda0gibase *Wrappeda0gibaseCaller) GetWA0GI(opts *bind.CallOpts) (common.Address, error) {
+	var out []interface{}
+	err := _Wrappeda0gibase.contract.Call(opts, &out, "getWA0GI")
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
+}
+
+// GetWA0GI is a free data retrieval call binding the contract method 0xa9283a7a.
+//
+// Solidity: function getWA0GI() view returns(address)
+func (_Wrappeda0gibase *Wrappeda0gibaseSession) GetWA0GI() (common.Address, error) {
+	return _Wrappeda0gibase.Contract.GetWA0GI(&_Wrappeda0gibase.CallOpts)
+}
+
+// GetWA0GI is a free data retrieval call binding the contract method 0xa9283a7a.
+//
+// Solidity: function getWA0GI() view returns(address)
+func (_Wrappeda0gibase *Wrappeda0gibaseCallerSession) GetWA0GI() (common.Address, error) {
+	return _Wrappeda0gibase.Contract.GetWA0GI(&_Wrappeda0gibase.CallOpts)
+}
+
+// MinterSupply is a free data retrieval call binding the contract method 0x95609212.
+//
+// Solidity: function minterSupply(address minter) view returns((uint256,uint256))
+func (_Wrappeda0gibase *Wrappeda0gibaseCaller) MinterSupply(opts *bind.CallOpts, minter common.Address) (Supply, error) {
+	var out []interface{}
+	err := _Wrappeda0gibase.contract.Call(opts, &out, "minterSupply", minter)
+
+	if err != nil {
+		return *new(Supply), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(Supply)).(*Supply)
+
+	return out0, err
+
+}
+
+// MinterSupply is a free data retrieval call binding the contract method 0x95609212.
+//
+// Solidity: function minterSupply(address minter) view returns((uint256,uint256))
+func (_Wrappeda0gibase *Wrappeda0gibaseSession) MinterSupply(minter common.Address) (Supply, error) {
+	return _Wrappeda0gibase.Contract.MinterSupply(&_Wrappeda0gibase.CallOpts, minter)
+}
+
+// MinterSupply is a free data retrieval call binding the contract method 0x95609212.
+//
+// Solidity: function minterSupply(address minter) view returns((uint256,uint256))
+func (_Wrappeda0gibase *Wrappeda0gibaseCallerSession) MinterSupply(minter common.Address) (Supply, error) {
+	return _Wrappeda0gibase.Contract.MinterSupply(&_Wrappeda0gibase.CallOpts, minter)
+}
+
+// Burn is a paid mutator transaction binding the contract method 0x9dc29fac.
+//
+// Solidity: function burn(address minter, uint256 amount) returns()
+func (_Wrappeda0gibase *Wrappeda0gibaseTransactor) Burn(opts *bind.TransactOpts, minter common.Address, amount *big.Int) (*types.Transaction, error) {
+	return _Wrappeda0gibase.contract.Transact(opts, "burn", minter, amount)
+}
+
+// Burn is a paid mutator transaction binding the contract method 0x9dc29fac.
+//
+// Solidity: function burn(address minter, uint256 amount) returns()
+func (_Wrappeda0gibase *Wrappeda0gibaseSession) Burn(minter common.Address, amount *big.Int) (*types.Transaction, error) {
+	return _Wrappeda0gibase.Contract.Burn(&_Wrappeda0gibase.TransactOpts, minter, amount)
+}
+
+// Burn is a paid mutator transaction binding the contract method 0x9dc29fac.
+//
+// Solidity: function burn(address minter, uint256 amount) returns()
+func (_Wrappeda0gibase *Wrappeda0gibaseTransactorSession) Burn(minter common.Address, amount *big.Int) (*types.Transaction, error) {
+	return _Wrappeda0gibase.Contract.Burn(&_Wrappeda0gibase.TransactOpts, minter, amount)
+}
+
+// Mint is a paid mutator transaction binding the contract method 0x40c10f19.
+//
+// Solidity: function mint(address minter, uint256 amount) returns()
+func (_Wrappeda0gibase *Wrappeda0gibaseTransactor) Mint(opts *bind.TransactOpts, minter common.Address, amount *big.Int) (*types.Transaction, error) {
+	return _Wrappeda0gibase.contract.Transact(opts, "mint", minter, amount)
+}
+
+// Mint is a paid mutator transaction binding the contract method 0x40c10f19.
+//
+// Solidity: function mint(address minter, uint256 amount) returns()
+func (_Wrappeda0gibase *Wrappeda0gibaseSession) Mint(minter common.Address, amount *big.Int) (*types.Transaction, error) {
+	return _Wrappeda0gibase.Contract.Mint(&_Wrappeda0gibase.TransactOpts, minter, amount)
+}
+
+// Mint is a paid mutator transaction binding the contract method 0x40c10f19.
+//
+// Solidity: function mint(address minter, uint256 amount) returns()
+func (_Wrappeda0gibase *Wrappeda0gibaseTransactorSession) Mint(minter common.Address, amount *big.Int) (*types.Transaction, error) {
+	return _Wrappeda0gibase.Contract.Mint(&_Wrappeda0gibase.TransactOpts, minter, amount)
+}

precompiles/wrapped-a0gi-base/errors.go

@@ -0,0 +1,5 @@
+package wrappeda0gibase
+
+const (
+	ErrSenderNotWA0GI = "sender is not WA0GI"
+)

precompiles/wrapped-a0gi-base/query.go

@@ -0,0 +1,38 @@
+package wrappeda0gibase
+
+import (
+	"math/big"
+
+	sdk "github.com/cosmos/cosmos-sdk/types"
+	"github.com/ethereum/go-ethereum/accounts/abi"
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/core/vm"
+)
+
+func (w *WrappedA0giBasePrecompile) GetW0GI(ctx sdk.Context, _ *vm.EVM, method *abi.Method, args []interface{}) ([]byte, error) {
+	req, err := NewGetW0GIRequest(args)
+	if err != nil {
+		return nil, err
+	}
+	response, err := w.wrappeda0gibaseKeeper.GetWA0GI(ctx, req)
+	if err != nil {
+		return nil, err
+	}
+	return method.Outputs.Pack(common.BytesToAddress(response.Address))
+}
+
+func (w *WrappedA0giBasePrecompile) MinterSupply(ctx sdk.Context, _ *vm.EVM, method *abi.Method, args []interface{}) ([]byte, error) {
+	req, err := NewMinterSupplyRequest(args)
+	if err != nil {
+		return nil, err
+	}
+	response, err := w.wrappeda0gibaseKeeper.MinterSupply(ctx, req)
+	if err != nil {
+		return nil, err
+	}
+	supply := Supply{
+		Cap:   new(big.Int).SetBytes(response.Cap),
+		Total: new(big.Int).SetBytes(response.Supply),
+	}
+	return method.Outputs.Pack(supply)
+}

precompiles/wrapped-a0gi-base/query_test.go

@@ -0,0 +1,147 @@
+package wrappeda0gibase_test
+
+import (
+	"math/big"
+
+	wrappeda0gibaseprecompile "github.com/0glabs/0g-chain/precompiles/wrapped-a0gi-base"
+	"github.com/0glabs/0g-chain/x/wrapped-a0gi-base/types"
+	sdk "github.com/cosmos/cosmos-sdk/types"
+	"github.com/ethereum/go-ethereum/common"
+)
+
+func (s *WrappedA0giBaseTestSuite) TestGetW0GI() {
+	method := wrappeda0gibaseprecompile.WrappedA0GIBaseFunctionGetWA0GI
+
+	testCases := []struct {
+		name        string
+		malleate    func() []byte
+		postCheck   func(bz []byte)
+		gas         uint64
+		expErr      bool
+		errContains string
+	}{
+		{
+			"success",
+			func() []byte {
+				input, err := s.abi.Pack(
+					method,
+				)
+				s.Assert().NoError(err)
+				return input
+			},
+			func(data []byte) {
+				out, err := s.abi.Methods[method].Outputs.Unpack(data)
+				s.Require().NoError(err, "failed to unpack output")
+				wa0gi := out[0].(common.Address)
+				s.Require().Equal(wa0gi, common.HexToAddress(types.DEFAULT_WRAPPED_A0GI))
+				// fmt.Println(wa0gi)
+			},
+			100000,
+			false,
+			"",
+		},
+	}
+
+	for _, tc := range testCases {
+		s.Run(tc.name, func() {
+			s.SetupTest()
+
+			bz, err := s.runTx(tc.malleate(), s.signerOne, 10000000)
+
+			if tc.expErr {
+				s.Require().Error(err)
+				s.Require().Contains(err.Error(), tc.errContains)
+			} else {
+				s.Require().NoError(err)
+				s.Require().NotNil(bz)
+				tc.postCheck(bz)
+			}
+		})
+	}
+}
+
+func (s *WrappedA0giBaseTestSuite) TestMinterSupply() {
+	method := wrappeda0gibaseprecompile.WrappedA0GIBaseFunctionMinterSupply
+	govAccAddr := s.App.GetGovKeeper().GetGovernanceAccount(s.Ctx).GetAddress().String()
+
+	testCases := []struct {
+		name        string
+		malleate    func() []byte
+		postCheck   func(bz []byte)
+		gas         uint64
+		expErr      bool
+		errContains string
+	}{
+		{
+			"non-empty",
+			func() []byte {
+				input, err := s.abi.Pack(
+					method,
+					s.signerOne.Addr,
+				)
+				s.Assert().NoError(err)
+				return input
+			},
+			func(data []byte) {
+				out, err := s.abi.Methods[method].Outputs.Unpack(data)
+				s.Require().NoError(err, "failed to unpack output")
+				wa0gi := out[0].(wrappeda0gibaseprecompile.Supply)
+				s.Require().Equal(wa0gi.Cap, big.NewInt(8e18))
+				s.Require().Equal(wa0gi.Total, big.NewInt(1e18))
+				// fmt.Println(wa0gi)
+			},
+			100000,
+			false,
+			"",
+		}, {
+			"empty",
+			func() []byte {
+				input, err := s.abi.Pack(
+					method,
+					s.signerTwo.Addr,
+				)
+				s.Assert().NoError(err)
+				return input
+			},
+			func(data []byte) {
+				out, err := s.abi.Methods[method].Outputs.Unpack(data)
+				s.Require().NoError(err, "failed to unpack output")
+				supply := out[0].(wrappeda0gibaseprecompile.Supply)
+				s.Require().Equal(supply.Cap.Bytes(), big.NewInt(0).Bytes())
+				s.Require().Equal(supply.Total.Bytes(), big.NewInt(0).Bytes())
+				// fmt.Println(wa0gi)
+			},
+			100000,
+			false,
+			"",
+		},
+	}
+
+	for _, tc := range testCases {
+		s.Run(tc.name, func() {
+			s.SetupTest()
+
+			s.wa0gibasekeeper.SetMinterCap(sdk.WrapSDKContext(s.Ctx), &types.MsgSetMinterCap{
+				Authority: govAccAddr,
+				Minter:    s.signerOne.Addr.Bytes(),
+				Cap:       big.NewInt(8e18).Bytes(),
+			})
+
+			s.wa0gibasekeeper.Mint(sdk.WrapSDKContext(s.Ctx), &types.MsgMint{
+				Minter: s.signerOne.Addr.Bytes(),
+				Amount: big.NewInt(1e18).Bytes(),
+			})
+
+			bz, err := s.runTx(tc.malleate(), s.signerOne, 10000000)
+
+			if tc.expErr {
+				s.Require().Error(err)
+				s.Require().Contains(err.Error(), tc.errContains)
+			} else {
+				s.Require().NoError(err)
+				s.Require().NotNil(bz)
+				tc.postCheck(bz)
+			}
+		})
+	}
+}

precompiles/wrapped-a0gi-base/tx.go

@@ -0,0 +1,62 @@
+package wrappeda0gibase
+
+import (
+	"errors"
+
+	"github.com/ethereum/go-ethereum/accounts/abi"
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/core/vm"
+
+	sdk "github.com/cosmos/cosmos-sdk/types"
+	"github.com/evmos/ethermint/x/evm/statedb"
+)
+
+func (w *WrappedA0giBasePrecompile) Mint(
+	ctx sdk.Context,
+	evm *vm.EVM,
+	stateDB *statedb.StateDB,
+	contract *vm.Contract,
+	method *abi.Method,
+	args []interface{},
+) ([]byte, error) {
+	msg, err := NewMsgMint(args)
+	if err != nil {
+		return nil, err
+	}
+	// validation
+	wa0gi := common.BytesToAddress(w.wrappeda0gibaseKeeper.GetWA0GIAddress(ctx))
+	if contract.CallerAddress != wa0gi {
+		return nil, errors.New(ErrSenderNotWA0GI)
+	}
+	// execute
+	_, err = w.wrappeda0gibaseKeeper.Mint(sdk.WrapSDKContext(ctx), msg)
+	if err != nil {
+		return nil, err
+	}
+	return method.Outputs.Pack()
+}
+
+func (w *WrappedA0giBasePrecompile) Burn(
+	ctx sdk.Context,
+	evm *vm.EVM,
+	stateDB *statedb.StateDB,
+	contract *vm.Contract,
+	method *abi.Method,
+	args []interface{},
+) ([]byte, error) {
+	msg, err := NewMsgBurn(args)
+	if err != nil {
+		return nil, err
+	}
+	// validation
+	wa0gi := common.BytesToAddress(w.wrappeda0gibaseKeeper.GetWA0GIAddress(ctx))
+	if contract.CallerAddress != wa0gi {
+		return nil, errors.New(ErrSenderNotWA0GI)
+	}
+	// execute
+	_, err = w.wrappeda0gibaseKeeper.Burn(sdk.WrapSDKContext(ctx), msg)
+	if err != nil {
+		return nil, err
+	}
+	return method.Outputs.Pack()
+}

precompiles/wrapped-a0gi-base/tx_test.go

@@ -0,0 +1,218 @@
+package wrappeda0gibase_test
+
+import (
+	"fmt"
+	"math/big"
+
+	wrappeda0gibaseprecompile "github.com/0glabs/0g-chain/precompiles/wrapped-a0gi-base"
+	"github.com/0glabs/0g-chain/x/wrapped-a0gi-base/types"
+	sdk "github.com/cosmos/cosmos-sdk/types"
+)
+
+func (s *WrappedA0giBaseTestSuite) TestMint() {
+	method := wrappeda0gibaseprecompile.WrappedA0GIBaseFunctionMint
+	govAccAddr := s.App.GetGovKeeper().GetGovernanceAccount(s.Ctx).GetAddress().String()
+
+	testCases := []struct {
+		name        string
+		malleate    func() []byte
+		postCheck   func()
+		gas         uint64
+		expErr      bool
+		errContains string
+		isSignerOne bool
+	}{
+		{
+			"success",
+			func() []byte {
+				input, err := s.abi.Pack(
+					method,
+					s.signerOne.Addr,
+					big.NewInt(1e18),
+				)
+				s.Assert().NoError(err)
+				return input
+			},
+			func() {
+				supply, err := s.wa0gibasekeeper.MinterSupply(s.Ctx, &types.MinterSupplyRequest{
+					Address: s.signerOne.Addr.Bytes(),
+				})
+				s.Assert().NoError(err)
+				s.Require().Equal(supply.Cap, big.NewInt(8e18).Bytes())
+				s.Require().Equal(supply.Supply, big.NewInt(1e18).Bytes())
+				// fmt.Println(wa0gi)
+			},
+			100000,
+			false,
+			"",
+			true,
+		}, {
+			"fail",
+			func() []byte {
+				input, err := s.abi.Pack(
+					method,
+					s.signerOne.Addr,
+					big.NewInt(9e18),
+				)
+				s.Assert().NoError(err)
+				return input
+			},
+			func() {},
+			100000,
+			true,
+			"insufficient mint cap",
+			true,
+		}, {
+			"invalid sender",
+			func() []byte {
+				input, err := s.abi.Pack(
+					method,
+					s.signerTwo.Addr,
+					big.NewInt(9e18),
+				)
+				s.Assert().NoError(err)
+				return input
+			},
+			func() {},
+			100000,
+			true,
+			"sender is not WA0GI",
+			false,
+		},
+	}
+
+	for _, tc := range testCases {
+		s.Run(tc.name, func() {
+			s.SetupTest()
+
+			fmt.Println(s.signerOne.Addr)
+			s.wa0gibasekeeper.SetWA0GIAddress(s.Ctx, s.signerOne.Addr)
+			s.wa0gibasekeeper.SetMinterCap(sdk.WrapSDKContext(s.Ctx), &types.MsgSetMinterCap{
+				Authority: govAccAddr,
+				Minter:    s.signerOne.Addr.Bytes(),
+				Cap:       big.NewInt(8e18).Bytes(),
+			})
+
+			var err error
+			if tc.isSignerOne {
+				_, err = s.runTx(tc.malleate(), s.signerOne, 10000000)
+			} else {
+				_, err = s.runTx(tc.malleate(), s.signerTwo, 10000000)
+			}
+
+			if tc.expErr {
+				s.Require().Error(err)
+				s.Require().Contains(err.Error(), tc.errContains)
+			} else {
+				s.Require().NoError(err)
+				tc.postCheck()
+			}
+		})
+	}
+}
+
+func (s *WrappedA0giBaseTestSuite) TestBurn() {
+	method := wrappeda0gibaseprecompile.WrappedA0GIBaseFunctionBurn
+	govAccAddr := s.App.GetGovKeeper().GetGovernanceAccount(s.Ctx).GetAddress().String()
+
+	testCases := []struct {
+		name        string
+		malleate    func() []byte
+		postCheck   func()
+		gas         uint64
+		expErr      bool
+		errContains string
+		isSignerOne bool
+	}{
+		{
+			"success",
+			func() []byte {
+				input, err := s.abi.Pack(
+					method,
+					s.signerOne.Addr,
+					big.NewInt(1e18),
+				)
+				s.Assert().NoError(err)
+				return input
+			},
+			func() {
+				supply, err := s.wa0gibasekeeper.MinterSupply(s.Ctx, &types.MinterSupplyRequest{
+					Address: s.signerOne.Addr.Bytes(),
+				})
+				s.Assert().NoError(err)
+				s.Require().Equal(supply.Cap, big.NewInt(8e18).Bytes())
+				s.Require().Equal(supply.Supply, big.NewInt(3e18).Bytes())
+				// fmt.Println(wa0gi)
+			},
+			100000,
+			false,
+			"",
+			true,
+		}, {
+			"fail",
+			func() []byte {
+				input, err := s.abi.Pack(
+					method,
+					s.signerOne.Addr,
+					big.NewInt(9e18),
+				)
+				s.Assert().NoError(err)
+				return input
+			},
+			func() {},
+			100000,
+			true,
+			"insufficient mint supply",
+			true,
+		}, {
+			"invalid sender",
+			func() []byte {
+				input, err := s.abi.Pack(
+					method,
+					s.signerTwo.Addr,
+					big.NewInt(9e18),
+				)
+				s.Assert().NoError(err)
+				return input
+			},
+			func() {},
+			100000,
+			true,
+			"sender is not WA0GI",
+			false,
+		},
+	}
+
+	for _, tc := range testCases {
+		s.Run(tc.name, func() {
+			s.SetupTest()
+
+			fmt.Println(s.signerOne.Addr)
+			s.wa0gibasekeeper.SetWA0GIAddress(s.Ctx, s.signerOne.Addr)
+			s.wa0gibasekeeper.SetMinterCap(sdk.WrapSDKContext(s.Ctx), &types.MsgSetMinterCap{
+				Authority: govAccAddr,
+				Minter:    s.signerOne.Addr.Bytes(),
+				Cap:       big.NewInt(8e18).Bytes(),
+			})
+			s.wa0gibasekeeper.Mint(sdk.WrapSDKContext(s.Ctx), &types.MsgMint{
+				Minter: s.signerOne.Addr.Bytes(),
+				Amount: big.NewInt(4e18).Bytes(),
+			})
+
+			var err error
+			if tc.isSignerOne {
+				_, err = s.runTx(tc.malleate(), s.signerOne, 10000000)
+			} else {
+				_, err = s.runTx(tc.malleate(), s.signerTwo, 10000000)
+			}
+
+			if tc.expErr {
+				s.Require().Error(err)
+				s.Require().Contains(err.Error(), tc.errContains)
+			} else {
+				s.Require().NoError(err)
+				tc.postCheck()
+			}
+		})
+	}
+}

precompiles/wrapped-a0gi-base/types.go

@@ -0,0 +1,51 @@
+package wrappeda0gibase
+
+import (
+	"fmt"
+	"math/big"
+
+	precompiles_common "github.com/0glabs/0g-chain/precompiles/common"
+	"github.com/0glabs/0g-chain/x/wrapped-a0gi-base/types"
+	"github.com/ethereum/go-ethereum/common"
+)
+
+type Supply = struct {
+	Cap   *big.Int "json:\"cap\""
+	Total *big.Int "json:\"total\""
+}
+
+func NewGetW0GIRequest(args []interface{}) (*types.GetWA0GIRequest, error) {
+	if len(args) != 0 {
+		return nil, fmt.Errorf(precompiles_common.ErrInvalidNumberOfArgs, 0, len(args))
+	}
+	return &types.GetWA0GIRequest{}, nil
+}
+
+func NewMinterSupplyRequest(args []interface{}) (*types.MinterSupplyRequest, error) {
+	if len(args) != 1 {
+		return nil, fmt.Errorf(precompiles_common.ErrInvalidNumberOfArgs, 1, len(args))
+	}
+	return &types.MinterSupplyRequest{
+		Address: args[0].(common.Address).Bytes(),
+	}, nil
+}
+
+func NewMsgMint(args []interface{}) (*types.MsgMint, error) {
+	if len(args) != 2 {
+		return nil, fmt.Errorf(precompiles_common.ErrInvalidNumberOfArgs, 1, len(args))
+	}
+	return &types.MsgMint{
+		Minter: args[0].(common.Address).Bytes(),
+		Amount: args[1].(*big.Int).Bytes(),
+	}, nil
+}
+
+func NewMsgBurn(args []interface{}) (*types.MsgBurn, error) {
+	if len(args) != 2 {
+		return nil, fmt.Errorf(precompiles_common.ErrInvalidNumberOfArgs, 1, len(args))
+	}
+	return &types.MsgBurn{
+		Minter: args[0].(common.Address).Bytes(),
+		Amount: args[1].(*big.Int).Bytes(),
+	}, nil
+}

precompiles/wrapped-a0gi-base/wrapped_a0gi_base.go

@@ -0,0 +1,106 @@
+package wrappeda0gibase
+
+import (
+	"strings"
+
+	precompiles_common "github.com/0glabs/0g-chain/precompiles/common"
+	wrappeda0gibasekeeper "github.com/0glabs/0g-chain/x/wrapped-a0gi-base/keeper"
+	storetypes "github.com/cosmos/cosmos-sdk/store/types"
+	"github.com/ethereum/go-ethereum/accounts/abi"
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/core/vm"
+)
+
+const (
+	PrecompileAddress = "0x0000000000000000000000000000000000001002"
+
+	// txs
+	WrappedA0GIBaseFunctionMint = "mint"
+	WrappedA0GIBaseFunctionBurn = "burn"
+	// queries
+	WrappedA0GIBaseFunctionGetWA0GI     = "getWA0GI"
+	WrappedA0GIBaseFunctionMinterSupply = "minterSupply"
+)
+
+var _ vm.PrecompiledContract = &WrappedA0giBasePrecompile{}
+var _ precompiles_common.PrecompileCommon = &WrappedA0giBasePrecompile{}
+
+type WrappedA0giBasePrecompile struct {
+	abi                   abi.ABI
+	wrappeda0gibaseKeeper wrappeda0gibasekeeper.Keeper
+}
+
+// Abi implements common.PrecompileCommon.
+func (w *WrappedA0giBasePrecompile) Abi() *abi.ABI {
+	return &w.abi
+}
+
+// IsTx implements common.PrecompileCommon.
+func (w *WrappedA0giBasePrecompile) IsTx(method string) bool {
+	switch method {
+	case WrappedA0GIBaseFunctionMint,
+		WrappedA0GIBaseFunctionBurn:
+		return true
+	default:
+		return false
+	}
+}
+
+// KVGasConfig implements common.PrecompileCommon.
+func (w *WrappedA0giBasePrecompile) KVGasConfig() storetypes.GasConfig {
+	return storetypes.KVGasConfig()
+}
+
+// Address implements vm.PrecompiledContract.
+func (w *WrappedA0giBasePrecompile) Address() common.Address {
+	return common.HexToAddress(PrecompileAddress)
+}
+
+// RequiredGas implements vm.PrecompiledContract.
+func (w *WrappedA0giBasePrecompile) RequiredGas(input []byte) uint64 {
+	return 0
+}
+
+func NewWrappedA0giBasePrecompile(wrappeda0gibaseKeeper wrappeda0gibasekeeper.Keeper) (*WrappedA0giBasePrecompile, error) {
+	abi, err := abi.JSON(strings.NewReader(Wrappeda0gibaseABI))
+	if err != nil {
+		return nil, err
+	}
+	return &WrappedA0giBasePrecompile{
+		abi:                   abi,
+		wrappeda0gibaseKeeper: wrappeda0gibaseKeeper,
+	}, nil
+}
+
+// Run implements vm.PrecompiledContract.
+func (w *WrappedA0giBasePrecompile) Run(evm *vm.EVM, contract *vm.Contract, readonly bool) ([]byte, error) {
+	ctx, stateDB, method, initialGas, args, err := precompiles_common.InitializePrecompileCall(w, evm, contract, readonly)
+	if err != nil {
+		return nil, err
+	}
+
+	var bz []byte
+	switch method.Name {
+	// queries
+	case WrappedA0GIBaseFunctionGetWA0GI:
+		bz, err = w.GetW0GI(ctx, evm, method, args)
+	case WrappedA0GIBaseFunctionMinterSupply:
+		bz, err = w.MinterSupply(ctx, evm, method, args)
+	// txs
+	case WrappedA0GIBaseFunctionMint:
+		bz, err = w.Mint(ctx, evm, stateDB, contract, method, args)
+	case WrappedA0GIBaseFunctionBurn:
+		bz, err = w.Burn(ctx, evm, stateDB, contract, method, args)
+	}
+
+	if err != nil {
+		return nil, err
+	}
+
+	cost := ctx.GasMeter().GasConsumed() - initialGas
+
+	if !contract.UseGas(cost) {
+		return nil, vm.ErrOutOfGas
+	}
+	return bz, nil
+}

precompiles/wrapped-a0gi-base/wrapped_a0gi_base_test.go

@@ -0,0 +1,80 @@
+package wrappeda0gibase_test
+
+import (
+	"math/big"
+	"strings"
+	"testing"
+
+	"github.com/0glabs/0g-chain/precompiles/testutil"
+	wrappeda0gibaseprecompile "github.com/0glabs/0g-chain/precompiles/wrapped-a0gi-base"
+	wrappeda0gibasekeeper "github.com/0glabs/0g-chain/x/wrapped-a0gi-base/keeper"
+	"github.com/ethereum/go-ethereum/accounts/abi"
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/core/vm"
+	"github.com/evmos/ethermint/x/evm/statedb"
+	evmtypes "github.com/evmos/ethermint/x/evm/types"
+	"github.com/stretchr/testify/suite"
+)
+
+type WrappedA0giBaseTestSuite struct {
+	testutil.PrecompileTestSuite
+
+	abi             abi.ABI
+	addr            common.Address
+	wa0gibasekeeper wrappeda0gibasekeeper.Keeper
+	wa0gibase       *wrappeda0gibaseprecompile.WrappedA0giBasePrecompile
+	signerOne       *testutil.TestSigner
+	signerTwo       *testutil.TestSigner
+}
+
+func (suite *WrappedA0giBaseTestSuite) SetupTest() {
+	suite.PrecompileTestSuite.SetupTest()
+
+	suite.wa0gibasekeeper = suite.App.GetWrappedA0GIBaseKeeper()
+
+	suite.addr = common.HexToAddress(wrappeda0gibaseprecompile.PrecompileAddress)
+
+	precompiles := suite.EvmKeeper.GetPrecompiles()
+	precompile, ok := precompiles[suite.addr]
+	suite.Assert().EqualValues(ok, true)
+
+	suite.wa0gibase = precompile.(*wrappeda0gibaseprecompile.WrappedA0giBasePrecompile)
+
+	suite.signerOne = suite.GenSigner()
+	suite.signerTwo = suite.GenSigner()
+
+	abi, err := abi.JSON(strings.NewReader(wrappeda0gibaseprecompile.Wrappeda0gibaseABI))
+	suite.Assert().NoError(err)
+	suite.abi = abi
+}
+
+func (suite *WrappedA0giBaseTestSuite) runTx(input []byte, signer *testutil.TestSigner, gas uint64) ([]byte, error) {
+	contract := vm.NewPrecompile(vm.AccountRef(signer.Addr), vm.AccountRef(suite.addr), big.NewInt(0), gas)
+	contract.Input = input
+
+	msgEthereumTx := evmtypes.NewTx(suite.EvmKeeper.ChainID(), 0, &suite.addr, big.NewInt(0), gas, big.NewInt(0), big.NewInt(0), big.NewInt(0), input, nil)
+	msgEthereumTx.From = signer.HexAddr
+	err := msgEthereumTx.Sign(suite.EthSigner, signer.Signer)
+	suite.Assert().NoError(err, "failed to sign Ethereum message")
+
+	proposerAddress := suite.Ctx.BlockHeader().ProposerAddress
+	cfg, err := suite.EvmKeeper.EVMConfig(suite.Ctx, proposerAddress, suite.EvmKeeper.ChainID())
+	suite.Assert().NoError(err, "failed to instantiate EVM config")
+
+	msg, err := msgEthereumTx.AsMessage(suite.EthSigner, big.NewInt(0))
+	suite.Assert().NoError(err, "failed to instantiate Ethereum message")
+
+	evm := suite.EvmKeeper.NewEVM(suite.Ctx, msg, cfg, nil, suite.Statedb)
+	precompiles := suite.EvmKeeper.GetPrecompiles()
+	evm.WithPrecompiles(precompiles, []common.Address{suite.addr})
+
+	bz, err := suite.wa0gibase.Run(evm, contract, false)
+	if err == nil {
+		evm.StateDB.(*statedb.StateDB).Commit()
+	}
+	return bz, err
+}
+
+func TestWrappedA0giBaseTestSuite(t *testing.T) {
+	suite.Run(t, new(WrappedA0giBaseTestSuite))
+}

proto/zgc/wrappeda0gibase/genesis.proto

@@ -0,0 +1,15 @@
+syntax = "proto3";
+package zgc.wrappeda0gibase;
+
+import "cosmos_proto/cosmos.proto";
+import "gogoproto/gogo.proto";
+import "google/protobuf/any.proto";
+import "google/protobuf/timestamp.proto";
+
+option go_package = "github.com/0glabs/0g-chain/x/wrapped-a0gi-base/types";
+
+// GenesisState defines the wrapped a0gi base module's genesis state.
+message GenesisState {
+  // address of wrapped a0gi contract
+  bytes wrapped_a0gi_address = 1;
+}

proto/zgc/wrappeda0gibase/query.proto

@@ -0,0 +1,36 @@
+syntax = "proto3";
+package zgc.wrappeda0gibase;
+
+import "cosmos_proto/cosmos.proto";
+import "gogoproto/gogo.proto";
+import "google/api/annotations.proto";
+import "google/protobuf/any.proto";
+import "google/protobuf/timestamp.proto";
+
+option go_package = "github.com/0glabs/0g-chain/x/wrapped-a0gi-base/types";
+option (gogoproto.goproto_getters_all) = false;
+
+// Query defines the gRPC querier service for the wrapped a0gi base module
+service Query {
+  rpc GetWA0GI(GetWA0GIRequest) returns (GetWA0GIResponse) {
+    option (google.api.http).get = "/0g/wrapped-a0gi-base/get-wa0gi";
+  }
+  rpc MinterSupply(MinterSupplyRequest) returns (MinterSupplyResponse) {
+    option (google.api.http).get = "/0g/wrapped-a0gi-base/minter-supply";
+  }
+}
+
+message GetWA0GIRequest {}
+
+message GetWA0GIResponse {
+  bytes address = 1;
+}
+
+message MinterSupplyRequest {
+  bytes address = 1;
+}
+
+message MinterSupplyResponse {
+  bytes cap = 1; // big endian
+  bytes supply = 2; // big endian
+}

proto/zgc/wrappeda0gibase/tx.proto

@@ -0,0 +1,46 @@
+syntax = "proto3";
+package zgc.wrappeda0gibase;
+
+import "cosmos_proto/cosmos.proto";
+import "gogoproto/gogo.proto";
+import "google/protobuf/any.proto";
+
+option go_package = "github.com/0glabs/0g-chain/x/wrapped-a0gi-base/types";
+option (gogoproto.goproto_getters_all) = false;
+
+// Msg defines the wrapped a0gi base Msg service
+service Msg {
+  rpc SetWA0GI(MsgSetWA0GI) returns (MsgSetWA0GIResponse);
+  rpc SetMinterCap(MsgSetMinterCap) returns (MsgSetMinterCapResponse);
+  rpc Mint(MsgMint) returns (MsgMintResponse);
+  rpc Burn(MsgBurn) returns (MsgBurnResponse);
+}
+
+message MsgSetWA0GI {
+  string authority = 1;
+  bytes address = 2;
+}
+
+message MsgSetWA0GIResponse {}
+
+message MsgSetMinterCap {
+  string authority = 1;
+  bytes minter = 2;
+  bytes cap = 3; // big endian
+}
+
+message MsgSetMinterCapResponse {}
+
+message MsgMint {
+  bytes minter = 1;
+  bytes amount = 2; // big endian
+}
+
+message MsgMintResponse {}
+
+message MsgBurn {
+  bytes minter = 1;
+  bytes amount = 2; // big endian
+}
+
+message MsgBurnResponse {}

x/wrapped-a0gi-base/cli/query.go

@@ -0,0 +1,23 @@
+package cli
+
+import (
+	"github.com/0glabs/0g-chain/x/wrapped-a0gi-base/types"
+	"github.com/spf13/cobra"
+
+	"github.com/cosmos/cosmos-sdk/client"
+)
+
+// GetQueryCmd returns the cli query commands for the inflation module.
+func GetQueryCmd() *cobra.Command {
+	cmd := &cobra.Command{
+		Use:                        types.ModuleName,
+		Short:                      "Querying commands for the wrapped a0gi base module",
+		DisableFlagParsing:         true,
+		SuggestionsMinimumDistance: 2,
+		RunE:                       client.ValidateCmd,
+	}
+
+	cmd.AddCommand()
+
+	return cmd
+}

x/wrapped-a0gi-base/cli/tx.go

@@ -0,0 +1,22 @@
+package cli
+
+import (
+	"fmt"
+
+	"github.com/0glabs/0g-chain/x/wrapped-a0gi-base/types"
+	"github.com/cosmos/cosmos-sdk/client"
+	"github.com/spf13/cobra"
+)
+
+// GetTxCmd returns the transaction commands for this module
+func GetTxCmd() *cobra.Command {
+	cmd := &cobra.Command{
+		Use:                        types.ModuleName,
+		Short:                      fmt.Sprintf("%s transactions subcommands", types.ModuleName),
+		DisableFlagParsing:         true,
+		SuggestionsMinimumDistance: 2,
+		RunE:                       client.ValidateCmd,
+	}
+	cmd.AddCommand()
+	return cmd
+}

x/wrapped-a0gi-base/genesis.go

@@ -0,0 +1,25 @@
+package wrappeda0gibase
+
+import (
+	"fmt"
+
+	"github.com/0glabs/0g-chain/x/wrapped-a0gi-base/keeper"
+	"github.com/0glabs/0g-chain/x/wrapped-a0gi-base/types"
+	sdk "github.com/cosmos/cosmos-sdk/types"
+	"github.com/ethereum/go-ethereum/common"
+)
+
+// InitGenesis initializes the store state from a genesis state.
+func InitGenesis(ctx sdk.Context, keeper keeper.Keeper, gs types.GenesisState) {
+	if err := gs.Validate(); err != nil {
+		panic(fmt.Sprintf("failed to validate %s genesis state: %s", types.ModuleName, err))
+	}
+	keeper.SetWA0GIAddress(ctx, common.BytesToAddress(gs.WrappedA0GiAddress))
+}
+
+// ExportGenesis returns a GenesisState for a given context and keeper.
+func ExportGenesis(ctx sdk.Context, keeper keeper.Keeper) *types.GenesisState {
+	return &types.GenesisState{
+		WrappedA0GiAddress: keeper.GetWA0GIAddress(ctx),
+	}
+}

x/wrapped-a0gi-base/genesis_test.go

@@ -0,0 +1,67 @@
+package wrappeda0gibase_test
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/suite"
+
+	tmproto "github.com/cometbft/cometbft/proto/tendermint/types"
+
+	"github.com/0glabs/0g-chain/app"
+	wrappeda0gibase "github.com/0glabs/0g-chain/x/wrapped-a0gi-base"
+	"github.com/0glabs/0g-chain/x/wrapped-a0gi-base/testutil"
+	"github.com/0glabs/0g-chain/x/wrapped-a0gi-base/types"
+)
+
+type GenesisTestSuite struct {
+	testutil.Suite
+}
+
+func (suite *GenesisTestSuite) TestInitGenesis() {
+	// Most genesis validation tests are located in the types directory. The 'invalid' test cases are
+	// randomly selected subset of those tests.
+	testCases := []struct {
+		name       string
+		genState   *types.GenesisState
+		expectPass bool
+	}{
+		{
+			name:       "default genesis",
+			genState:   types.DefaultGenesisState(),
+			expectPass: true,
+		},
+	}
+	for _, tc := range testCases {
+		suite.Run(tc.name, func() {
+			// Setup (note: suite.SetupTest is not run before every suite.Run)
+			suite.App = app.NewTestApp()
+			suite.Keeper = suite.App.GetWrappedA0GIBaseKeeper()
+			suite.Ctx = suite.App.NewContext(true, tmproto.Header{})
+
+			// Run
+			var exportedGenState *types.GenesisState
+			run := func() {
+				wrappeda0gibase.InitGenesis(suite.Ctx, suite.Keeper, *tc.genState)
+				exportedGenState = wrappeda0gibase.ExportGenesis(suite.Ctx, suite.Keeper)
+			}
+			if tc.expectPass {
+				suite.Require().NotPanics(run)
+			} else {
+				suite.Require().Panics(run)
+			}
+
+			// Check
+			if tc.expectPass {
+				expectedJson, err := suite.App.AppCodec().MarshalJSON(tc.genState)
+				suite.Require().NoError(err)
+				actualJson, err := suite.App.AppCodec().MarshalJSON(exportedGenState)
+				suite.Require().NoError(err)
+				suite.Equal(expectedJson, actualJson)
+			}
+		})
+	}
+}
+
+func TestGenesisTestSuite(t *testing.T) {
+	suite.Run(t, new(GenesisTestSuite))
+}

x/wrapped-a0gi-base/keeper/abci.go

@@ -0,0 +1,8 @@
+package keeper
+
+import (
+	abci "github.com/cometbft/cometbft/abci/types"
+	sdk "github.com/cosmos/cosmos-sdk/types"
+)
+
+func (k Keeper) BeginBlock(ctx sdk.Context, _ abci.RequestBeginBlock) {}

x/wrapped-a0gi-base/keeper/grpc_query.go

@@ -0,0 +1,37 @@
+package keeper
+
+import (
+	"context"
+
+	"github.com/0glabs/0g-chain/x/wrapped-a0gi-base/types"
+	sdk "github.com/cosmos/cosmos-sdk/types"
+	"github.com/ethereum/go-ethereum/common"
+)
+
+var _ types.QueryServer = Keeper{}
+
+// MinterSupply implements types.QueryServer.
+func (k Keeper) MinterSupply(c context.Context, request *types.MinterSupplyRequest) (*types.MinterSupplyResponse, error) {
+	ctx := sdk.UnwrapSDKContext(c)
+	account := common.BytesToAddress(request.Address)
+	cap, err := k.getMinterCap(ctx, account)
+	if err != nil {
+		return nil, err
+	}
+	supply, err := k.getMinterSupply(ctx, account)
+	if err != nil {
+		return nil, err
+	}
+	return &types.MinterSupplyResponse{
+		Cap:    cap.Bytes(),
+		Supply: supply.Bytes(),
+	}, nil
+}
+
+// GetWA0GI implements types.QueryServer.
+func (k Keeper) GetWA0GI(c context.Context, request *types.GetWA0GIRequest) (*types.GetWA0GIResponse, error) {
+	ctx := sdk.UnwrapSDKContext(c)
+	return &types.GetWA0GIResponse{
+		Address: k.GetWA0GIAddress(ctx),
+	}, nil
+}

x/wrapped-a0gi-base/keeper/keeper.go

@@ -0,0 +1,71 @@
+package keeper
+
+import (
+	"math/big"
+
+	"github.com/0glabs/0g-chain/x/wrapped-a0gi-base/types"
+	"github.com/cosmos/cosmos-sdk/codec"
+	"github.com/ethereum/go-ethereum/common"
+
+	precisebankkeeper "github.com/0glabs/0g-chain/x/precisebank/keeper"
+	"github.com/cosmos/cosmos-sdk/store/prefix"
+	storetypes "github.com/cosmos/cosmos-sdk/store/types"
+	sdk "github.com/cosmos/cosmos-sdk/types"
+)
+
+type Keeper struct {
+	storeKey  storetypes.StoreKey
+	cdc       codec.BinaryCodec
+	pbkeeper  precisebankkeeper.Keeper
+	authority string // the address capable of changing signers params. Should be the gov module account
+}
+
+// NewKeeper creates a new wrapped a0gi base keeper instance
+func NewKeeper(
+	storeKey storetypes.StoreKey,
+	cdc codec.BinaryCodec,
+	pbkeeper precisebankkeeper.Keeper,
+	authority string,
+) Keeper {
+	return Keeper{
+		storeKey:  storeKey,
+		cdc:       cdc,
+		pbkeeper:  pbkeeper,
+		authority: authority,
+	}
+}
+
+func (k Keeper) SetWA0GIAddress(ctx sdk.Context, addr common.Address) {
+	store := ctx.KVStore(k.storeKey)
+	store.Set(types.WA0GIKey, addr.Bytes())
+}
+
+func (k Keeper) GetWA0GIAddress(ctx sdk.Context) []byte {
+	store := ctx.KVStore(k.storeKey)
+	bz := store.Get(types.WA0GIKey)
+	return bz
+}
+
+func (k Keeper) setMinterCap(ctx sdk.Context, account common.Address, cap *big.Int) error {
+	store := prefix.NewStore(ctx.KVStore(k.storeKey), types.MinterCapKeyPrefix)
+	store.Set(account.Bytes(), cap.Bytes())
+	return nil
+}
+
+func (k Keeper) getMinterCap(ctx sdk.Context, account common.Address) (*big.Int, error) {
+	store := prefix.NewStore(ctx.KVStore(k.storeKey), types.MinterCapKeyPrefix)
+	bz := store.Get(account.Bytes())
+	return new(big.Int).SetBytes(bz), nil
+}
+
+func (k Keeper) setMinterSupply(ctx sdk.Context, account common.Address, supply *big.Int) error {
+	store := prefix.NewStore(ctx.KVStore(k.storeKey), types.MinterSupplyKeyPrefix)
+	store.Set(account.Bytes(), supply.Bytes())
+	return nil
+}
+
+func (k Keeper) getMinterSupply(ctx sdk.Context, account common.Address) (*big.Int, error) {
+	store := prefix.NewStore(ctx.KVStore(k.storeKey), types.MinterSupplyKeyPrefix)
+	bz := store.Get(account.Bytes())
+	return new(big.Int).SetBytes(bz), nil
+}

x/wrapped-a0gi-base/keeper/keeper_test.go

@@ -0,0 +1,40 @@
+package keeper_test
+
+import (
+	"testing"
+
+	"github.com/0glabs/0g-chain/x/wrapped-a0gi-base/testutil"
+	"github.com/0glabs/0g-chain/x/wrapped-a0gi-base/types"
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/stretchr/testify/suite"
+)
+
+type KeeperTestSuite struct {
+	testutil.Suite
+}
+
+func (s *KeeperTestSuite) TestSetWA0GIAddress() {
+	testCases := []struct {
+		name  string
+		wa0gi common.Address
+	}{
+		{
+			name:  "zero address",
+			wa0gi: common.HexToAddress("0x0000000000000000000000000000000000000000"),
+		},
+	}
+	for _, tc := range testCases {
+		s.Run(tc.name, func() {
+			s.SetupTest()
+
+			s.Keeper.SetWA0GIAddress(s.Ctx, tc.wa0gi)
+			response, err := s.Keeper.GetWA0GI(s.Ctx, &types.GetWA0GIRequest{})
+			s.Require().NoError(err)
+			s.Require().Equal(common.BytesToAddress(response.Address), tc.wa0gi)
+		})
+	}
+}
+
+func TestKeeperSuite(t *testing.T) {
+	suite.Run(t, new(KeeperTestSuite))
+}

x/wrapped-a0gi-base/keeper/msg_server.go

@@ -0,0 +1,96 @@
+package keeper
+
+import (
+	"context"
+	"math/big"
+
+	errorsmod "cosmossdk.io/errors"
+	precisebanktypes "github.com/0glabs/0g-chain/x/precisebank/types"
+	"github.com/0glabs/0g-chain/x/wrapped-a0gi-base/types"
+	sdk "github.com/cosmos/cosmos-sdk/types"
+	gov "github.com/cosmos/cosmos-sdk/x/gov/types"
+	"github.com/ethereum/go-ethereum/common"
+)
+
+var _ types.MsgServer = &Keeper{}
+
+// Burn implements types.MsgServer.
+func (k Keeper) Burn(goCtx context.Context, msg *types.MsgBurn) (*types.MsgBurnResponse, error) {
+	ctx := sdk.UnwrapSDKContext(goCtx)
+	minter := common.BytesToAddress(msg.Minter)
+	supply, err := k.getMinterSupply(ctx, minter)
+	if err != nil {
+		return nil, err
+	}
+	amount := new(big.Int).SetBytes(msg.Amount)
+	// check & update mint supply
+	supply.Sub(supply, amount)
+	if supply.Cmp(big.NewInt(0)) < 0 {
+		return nil, types.ErrInsufficientMintSupply
+	}
+	// burn
+	c := sdk.NewCoin(precisebanktypes.ExtendedCoinDenom, sdk.NewIntFromBigInt(amount))
+	if err = k.pbkeeper.BurnCoins(ctx, types.ModuleName, sdk.NewCoins(c)); err != nil {
+		return nil, err
+	}
+	if err = k.setMinterSupply(ctx, minter, supply); err != nil {
+		return nil, err
+	}
+	return &types.MsgBurnResponse{}, nil
+}
+
+// Mint implements types.MsgServer.
+func (k Keeper) Mint(goCtx context.Context, msg *types.MsgMint) (*types.MsgMintResponse, error) {
+	ctx := sdk.UnwrapSDKContext(goCtx)
+	minter := common.BytesToAddress(msg.Minter)
+	cap, err := k.getMinterCap(ctx, minter)
+	if err != nil {
+		return nil, err
+	}
+	supply, err := k.getMinterSupply(ctx, minter)
+	if err != nil {
+		return nil, err
+	}
+	amount := new(big.Int).SetBytes(msg.Amount)
+	// check & update mint supply
+	supply.Add(supply, amount)
+	if supply.Cmp(cap) > 0 {
+		return nil, types.ErrInsufficientMintCap
+	}
+	// mint
+	c := sdk.NewCoin(precisebanktypes.ExtendedCoinDenom, sdk.NewIntFromBigInt(amount))
+	if err = k.pbkeeper.MintCoins(ctx, types.ModuleName, sdk.NewCoins(c)); err != nil {
+		return nil, err
+	}
+	if err = k.setMinterSupply(ctx, minter, supply); err != nil {
+		return nil, err
+	}
+	return &types.MsgMintResponse{}, nil
+}
+
+// SetMinterCap implements types.MsgServer.
+func (k Keeper) SetMinterCap(goCtx context.Context, msg *types.MsgSetMinterCap) (*types.MsgSetMinterCapResponse, error) {
+	ctx := sdk.UnwrapSDKContext(goCtx)
+	minter := common.BytesToAddress(msg.Minter)
+	// validate authority
+	if k.authority != msg.Authority {
+		return nil, errorsmod.Wrapf(gov.ErrInvalidSigner, "expected %s got %s", k.authority, msg.Authority)
+	}
+	// update minter cap
+	if err := k.setMinterCap(ctx, minter, new(big.Int).SetBytes(msg.Cap)); err != nil {
+		return nil, err
+	}
+	return &types.MsgSetMinterCapResponse{}, nil
+}
+
+// SetWA0GI implements types.MsgServer.
+func (k Keeper) SetWA0GI(goCtx context.Context, msg *types.MsgSetWA0GI) (*types.MsgSetWA0GIResponse, error) {
+	ctx := sdk.UnwrapSDKContext(goCtx)
+	// validate authority
+	if k.authority != msg.Authority {
+		return nil, errorsmod.Wrapf(gov.ErrInvalidSigner, "expected %s got %s", k.authority, msg.Authority)
+	}
+	// save new address
+	k.SetWA0GIAddress(ctx, common.BytesToAddress(msg.Address))
+	return &types.MsgSetWA0GIResponse{}, nil
+}

x/wrapped-a0gi-base/keeper/msg_server_test.go

@@ -0,0 +1,284 @@
+package keeper_test
+
+import (
+	"fmt"
+	"math/big"
+	"testing"
+
+	precisebanktypes "github.com/0glabs/0g-chain/x/precisebank/types"
+	"github.com/0glabs/0g-chain/x/wrapped-a0gi-base/testutil"
+	"github.com/0glabs/0g-chain/x/wrapped-a0gi-base/types"
+	sdk "github.com/cosmos/cosmos-sdk/types"
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/stretchr/testify/suite"
+)
+
+type MsgServerTestSuite struct {
+	testutil.Suite
+}
+
+func (s *MsgServerTestSuite) TestSetWA0GI() {
+	govAccAddr := s.GovKeeper.GetGovernanceAccount(s.Ctx).GetAddress().String()
+	testCases := []struct {
+		name      string
+		req       *types.MsgSetWA0GI
+		expectErr bool
+		errMsg    string
+	}{
+		{
+			name: "invalid signer",
+			req: &types.MsgSetWA0GI{
+				Authority: s.Addresses[0].String(),
+				Address:   common.HexToAddress("0x0000000000000000000000000000000000000001").Bytes(),
+			},
+			expectErr: true,
+			errMsg:    "expected gov account as only signer for proposal message",
+		},
+		{
+			name: "success",
+			req: &types.MsgSetWA0GI{
+				Authority: govAccAddr,
+				Address:   common.HexToAddress("0x0000000000000000000000000000000000000001").Bytes(),
+			},
+			expectErr: false,
+		},
+	}
+	for _, tc := range testCases {
+		s.Run(tc.name, func() {
+			_, err := s.Keeper.SetWA0GI(sdk.WrapSDKContext(s.Ctx), tc.req)
+			if tc.expectErr {
+				s.Require().Error(err)
+				s.Require().Contains(err.Error(), tc.errMsg)
+			} else {
+				s.Require().NoError(err)
+				response, err := s.Keeper.GetWA0GI(s.Ctx, &types.GetWA0GIRequest{})
+				s.Require().NoError(err)
+				s.Require().Equal(response.Address, tc.req.Address)
+			}
+		})
+	}
+}
+
+func (s *MsgServerTestSuite) TestSetMinterCap() {
+	testCases := []struct {
+		name string
+		caps []struct {
+			account common.Address
+			cap     *big.Int
+		}
+	}{
+		{
+			name: "success",
+			caps: []struct {
+				account common.Address
+				cap     *big.Int
+			}{
+				{
+					account: common.HexToAddress("0x0000000000000000000000000000000000000000"),
+					cap:     big.NewInt(100000),
+				},
+				{
+					account: common.HexToAddress("0x0000000000000000000000000000000000000001"),
+					cap:     big.NewInt(200000),
+				},
+				{
+					account: common.HexToAddress("0x0000000000000000000000000000000000000002"),
+					cap:     big.NewInt(300000),
+				},
+				{
+					account: common.HexToAddress("0x0000000000000000000000000000000000000003"),
+					cap:     big.NewInt(400000),
+				},
+				{
+					account: common.HexToAddress("0x0000000000000000000000000000000000000002"),
+					cap:     big.NewInt(500000),
+				},
+				{
+					account: common.HexToAddress("0x0000000000000000000000000000000000000001"),
+					cap:     big.NewInt(600000),
+				},
+				{
+					account: common.HexToAddress("0x0000000000000000000000000000000000000000"),
+					cap:     big.NewInt(700000),
+				},
+			},
+		},
+	}
+	s.Run("invalid authority", func() {
+		s.SetupTest()
+		_, err := s.Keeper.SetMinterCap(sdk.WrapSDKContext(s.Ctx), &types.MsgSetMinterCap{
+			Authority: s.Addresses[0].String(),
+			Minter:    common.HexToAddress("0x0000000000000000000000000000000000000000").Bytes(),
+			Cap:       big.NewInt(600000).Bytes(),
+		})
+		s.Require().Error(err)
+		s.Require().Contains(err.Error(), "expected gov account as only signer for proposal message")
+	})
+	govAccAddr := s.GovKeeper.GetGovernanceAccount(s.Ctx).GetAddress().String()
+	for _, tc := range testCases {
+		s.Run(tc.name, func() {
+			s.SetupTest()
+
+			c := make(map[common.Address]*big.Int)
+			for _, cap := range tc.caps {
+				_, err := s.Keeper.SetMinterCap(sdk.WrapSDKContext(s.Ctx), &types.MsgSetMinterCap{
+					Authority: govAccAddr,
+					Minter:    cap.account.Bytes(),
+					Cap:       cap.cap.Bytes(),
+				})
+				s.Require().NoError(err)
+				response, err := s.Keeper.MinterSupply(s.Ctx, &types.MinterSupplyRequest{
+					Address: cap.account.Bytes(),
+				})
+				s.Require().NoError(err)
+				s.Require().Equal(new(big.Int).SetBytes(response.Cap), cap.cap)
+				c[cap.account] = cap.cap
+			}
+			for account, cap := range c {
+				response, err := s.Keeper.MinterSupply(s.Ctx, &types.MinterSupplyRequest{
+					Address: account.Bytes(),
+				})
+				s.Require().NoError(err)
+				s.Require().Equal(new(big.Int).SetBytes(response.Cap), cap)
+			}
+		})
+	}
+}
+
+type MintBurn struct {
+	IsMint  bool
+	Minter  common.Address
+	Amount  *big.Int
+	Success bool
+}
+
+func (s *MsgServerTestSuite) TestSetMintBurn() {
+	precisebankKeeper := s.App.GetPrecisebankKeeper()
+	accountKeeper := s.App.GetAccountKeeper()
+	moduleAcc := accountKeeper.GetModuleAccount(s.Ctx, types.ModuleName).GetAddress()
+	govAccAddr := s.GovKeeper.GetGovernanceAccount(s.Ctx).GetAddress().String()
+
+	minter1 := common.HexToAddress("0x0000000000000000000000000000000000000001")
+	minter2 := common.HexToAddress("0x0000000000000000000000000000000000000002")
+
+	// set mint cap of minter 1 to 8 a0gi
+	_, err := s.Keeper.SetMinterCap(sdk.WrapSDKContext(s.Ctx), &types.MsgSetMinterCap{
+		Authority: govAccAddr,
+		Minter:    minter1.Bytes(),
+		Cap:       big.NewInt(8e18).Bytes(),
+	})
+	s.Require().NoError(err)
+	// set mint cap of minter 2 to 5 a0gi
+	_, err = s.Keeper.SetMinterCap(sdk.WrapSDKContext(s.Ctx), &types.MsgSetMinterCap{
+		Authority: govAccAddr,
+		Minter:    minter2.Bytes(),
+		Cap:       big.NewInt(5e18).Bytes(),
+	})
+	s.Require().NoError(err)
+
+	testCases := []MintBurn{
+		// #0, failed burn
+		{
+			IsMint:  false,
+			Minter:  minter1,
+			Amount:  big.NewInt(1e18),
+			Success: false,
+		},
+		// #1, mint 5 a0gi by minter 1
+		{
+			IsMint:  true,
+			Minter:  minter1,
+			Amount:  big.NewInt(5e18),
+			Success: true,
+		},
+		// #2, burn 0.5 a0gi by minter 1
+		{
+			IsMint:  false,
+			Minter:  minter1,
+			Amount:  big.NewInt(5e17),
+			Success: true,
+		},
+		// #3, mint 0.7 a0gi by minter 2
+		{
+			IsMint:  true,
+			Minter:  minter2,
+			Amount:  big.NewInt(7e17),
+			Success: true,
+		},
+		// #4, mint 2 a0gi by minter 2
+		{
+			IsMint:  true,
+			Minter:  minter2,
+			Amount:  big.NewInt(2e18),
+			Success: true,
+		},
+		// #5, burn 0.3 a0gi by minter 2
+		{
+			IsMint:  false,
+			Minter:  minter1,
+			Amount:  big.NewInt(3e17),
+			Success: true,
+		},
+		// #6, failed to mint 4 a0gi by minter 1
+		{
+			IsMint:  true,
+			Minter:  minter1,
+			Amount:  big.NewInt(4e18),
+			Success: false,
+		},
+		// #7, mint 3.5 a0gi by minter 1
+		{
+			IsMint:  true,
+			Minter:  minter1,
+			Amount:  big.NewInt(3e18 + 5e17),
+			Success: true,
+		},
+	}
+	minted := big.NewInt(0)
+	supplied := make(map[common.Address]*big.Int)
+	for id, c := range testCases {
+		fmt.Println(id)
+		if c.IsMint {
+			_, err = s.Keeper.Mint(sdk.WrapSDKContext(s.Ctx), &types.MsgMint{
+				Minter: c.Minter.Bytes(),
+				Amount: c.Amount.Bytes(),
+			})
+		} else {
+			_, err = s.Keeper.Burn(sdk.WrapSDKContext(s.Ctx), &types.MsgBurn{
+				Minter: c.Minter.Bytes(),
+				Amount: c.Amount.Bytes(),
+			})
+		}
+		if c.Success {
+			if c.IsMint {
+				minted.Add(minted, c.Amount)
+				if amt, ok := supplied[c.Minter]; ok {
+					amt.Add(amt, c.Amount)
+				} else {
+					supplied[c.Minter] = new(big.Int).Set(c.Amount)
+				}
+			} else {
+				minted.Sub(minted, c.Amount)
+				if amt, ok := supplied[c.Minter]; ok {
+					amt.Sub(amt, c.Amount)
+				} else {
+					supplied[c.Minter] = new(big.Int).Set(c.Amount)
+				}
+			}
+			s.Require().NoError(err)
+			response, err := s.Keeper.MinterSupply(s.Ctx, &types.MinterSupplyRequest{
+				Address: c.Minter.Bytes(),
+			})
+			s.Require().NoError(err)
+			s.Require().Equal(supplied[c.Minter].Bytes(), response.Supply)
+		} else {
+			s.Require().Error(err)
+		}
+		coins := precisebankKeeper.GetBalance(s.Ctx, moduleAcc, precisebanktypes.ExtendedCoinDenom)
+		s.Require().Equal(coins.Amount.BigInt(), minted)
+	}
+}
+
+func TestMsgServerSuite(t *testing.T) {
+	suite.Run(t, new(MsgServerTestSuite))
+}

x/wrapped-a0gi-base/module.go

@@ -0,0 +1,168 @@
+package wrappeda0gibase
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+
+	"github.com/0glabs/0g-chain/x/wrapped-a0gi-base/cli"
+	"github.com/0glabs/0g-chain/x/wrapped-a0gi-base/keeper"
+	"github.com/0glabs/0g-chain/x/wrapped-a0gi-base/types"
+	abci "github.com/cometbft/cometbft/abci/types"
+	"github.com/cosmos/cosmos-sdk/client"
+	"github.com/cosmos/cosmos-sdk/codec"
+	codectypes "github.com/cosmos/cosmos-sdk/codec/types"
+	sdk "github.com/cosmos/cosmos-sdk/types"
+	"github.com/cosmos/cosmos-sdk/types/module"
+	simtypes "github.com/cosmos/cosmos-sdk/types/simulation"
+	"github.com/gorilla/mux"
+	"github.com/grpc-ecosystem/grpc-gateway/runtime"
+	"github.com/spf13/cobra"
+)
+
+// consensusVersion defines the current x/council module consensus version.
+const consensusVersion = 1
+
+// type check to ensure the interface is properly implemented
+var (
+	_ module.AppModule      = AppModule{}
+	_ module.AppModuleBasic = AppModuleBasic{}
+)
+
+// app module Basics object
+type AppModuleBasic struct{}
+
+// Name returns the inflation module's name.
+func (AppModuleBasic) Name() string {
+	return types.ModuleName
+}
+
+// RegisterLegacyAminoCodec registers the inflation module's types on the given LegacyAmino codec.
+func (AppModuleBasic) RegisterLegacyAminoCodec(cdc *codec.LegacyAmino) {}
+
+// ConsensusVersion returns the consensus state-breaking version for the module.
+func (AppModuleBasic) ConsensusVersion() uint64 {
+	return consensusVersion
+}
+
+// RegisterInterfaces registers interfaces and implementations of the incentives
+// module.
+func (AppModuleBasic) RegisterInterfaces(interfaceRegistry codectypes.InterfaceRegistry) {
+	types.RegisterInterfaces(interfaceRegistry)
+}
+
+// DefaultGenesis returns default genesis state as raw bytes for the incentives
+// module.
+func (AppModuleBasic) DefaultGenesis(cdc codec.JSONCodec) json.RawMessage {
+	return cdc.MustMarshalJSON(types.DefaultGenesisState())
+}
+
+// ValidateGenesis performs genesis state validation for the inflation module.
+func (b AppModuleBasic) ValidateGenesis(cdc codec.JSONCodec, _ client.TxEncodingConfig, bz json.RawMessage) error {
+	var genesisState types.GenesisState
+	if err := cdc.UnmarshalJSON(bz, &genesisState); err != nil {
+		return fmt.Errorf("failed to unmarshal %s genesis state: %w", types.ModuleName, err)
+	}
+
+	return genesisState.Validate()
+}
+
+// RegisterRESTRoutes performs a no-op as the inflation module doesn't expose REST
+// endpoints
+func (AppModuleBasic) RegisterRESTRoutes(_ client.Context, _ *mux.Router) {}
+
+// RegisterGRPCGatewayRoutes registers the gRPC Gateway routes for the inflation module.
+func (b AppModuleBasic) RegisterGRPCGatewayRoutes(c client.Context, serveMux *runtime.ServeMux) {
+	if err := types.RegisterQueryHandlerClient(context.Background(), serveMux, types.NewQueryClient(c)); err != nil {
+		panic(err)
+	}
+}
+
+// GetTxCmd returns the root tx command for the inflation module.
+func (AppModuleBasic) GetTxCmd() *cobra.Command {
+	return cli.GetTxCmd()
+}
+
+// GetQueryCmd returns no root query command for the inflation module.
+func (AppModuleBasic) GetQueryCmd() *cobra.Command {
+	return cli.GetQueryCmd()
+}
+
+// ___________________________________________________________________________
+
+// AppModule implements an application module for the inflation module.
+type AppModule struct {
+	AppModuleBasic
+	keeper keeper.Keeper
+}
+
+// NewAppModule creates a new AppModule Object
+func NewAppModule(
+	k keeper.Keeper,
+) AppModule {
+	return AppModule{
+		AppModuleBasic: AppModuleBasic{},
+		keeper:         k,
+	}
+}
+
+// Name returns the inflation module's name.
+func (AppModule) Name() string {
+	return types.ModuleName
+}
+
+// QuerierRoute returns wrapped a0gi base module's query routing key.
+func (AppModule) QuerierRoute() string { return types.QuerierRoute }
+
+// RegisterInvariants registers the inflation module invariants.
+func (am AppModule) RegisterInvariants(_ sdk.InvariantRegistry) {}
+
+// RegisterServices registers a gRPC query service to respond to the
+// module-specific gRPC queries.
+func (am AppModule) RegisterServices(cfg module.Configurator) {
+	types.RegisterMsgServer(cfg.MsgServer(), am.keeper)
+	types.RegisterQueryServer(cfg.QueryServer(), am.keeper)
+}
+
+func (am AppModule) BeginBlock(ctx sdk.Context, req abci.RequestBeginBlock) {
+	am.keeper.BeginBlock(ctx, req)
+}
+
+func (am AppModule) EndBlock(ctx sdk.Context, req abci.RequestEndBlock) []abci.ValidatorUpdate {
+	// am.keeper.EndBlock(ctx, req)
+	return []abci.ValidatorUpdate{}
+}
+
+// InitGenesis performs genesis initialization for the inflation module. It returns
+// no validator updates.
+func (am AppModule) InitGenesis(ctx sdk.Context, cdc codec.JSONCodec, data json.RawMessage) []abci.ValidatorUpdate {
+	var genesisState types.GenesisState
+
+	cdc.MustUnmarshalJSON(data, &genesisState)
+	InitGenesis(ctx, am.keeper, genesisState)
+	return []abci.ValidatorUpdate{}
+}
+
+// ExportGenesis returns the exported genesis state as raw bytes for the inflation
+// module.
+func (am AppModule) ExportGenesis(ctx sdk.Context, cdc codec.JSONCodec) json.RawMessage {
+	gs := ExportGenesis(ctx, am.keeper)
+	return cdc.MustMarshalJSON(gs)
+}
+
+// ___________________________________________________________________________
+
+// AppModuleSimulation functions
+
+// GenerateGenesisState creates a randomized GenState of the inflation module.
+func (am AppModule) GenerateGenesisState(_ *module.SimulationState) {
+}
+
+// RegisterStoreDecoder registers a decoder for inflation module's types.
+func (am AppModule) RegisterStoreDecoder(_ sdk.StoreDecoderRegistry) {
+}
+
+// WeightedOperations doesn't return any inflation module operation.
+func (am AppModule) WeightedOperations(_ module.SimulationState) []simtypes.WeightedOperation {
+	return []simtypes.WeightedOperation{}
+}

x/wrapped-a0gi-base/testutil/suite.go

@@ -0,0 +1,66 @@
+package testutil
+
+import (
+	"strings"
+
+	tmproto "github.com/cometbft/cometbft/proto/tendermint/types"
+	sdk "github.com/cosmos/cosmos-sdk/types"
+	stakingkeeper "github.com/cosmos/cosmos-sdk/x/staking/keeper"
+	"github.com/ethereum/go-ethereum/crypto"
+	"github.com/stretchr/testify/suite"
+
+	"github.com/0glabs/0g-chain/app"
+	"github.com/0glabs/0g-chain/chaincfg"
+	"github.com/0glabs/0g-chain/x/wrapped-a0gi-base/keeper"
+	"github.com/0glabs/0g-chain/x/wrapped-a0gi-base/types"
+	govkeeper "github.com/cosmos/cosmos-sdk/x/gov/keeper"
+	stakingtypes "github.com/cosmos/cosmos-sdk/x/staking/types"
+	"github.com/evmos/ethermint/crypto/ethsecp256k1"
+)
+
+// Suite implements a test suite for the module integration tests
+type Suite struct {
+	suite.Suite
+
+	Keeper        keeper.Keeper
+	StakingKeeper *stakingkeeper.Keeper
+	GovKeeper     govkeeper.Keeper
+	App           app.TestApp
+	Ctx           sdk.Context
+	QueryClient   types.QueryClient
+	Addresses     []sdk.AccAddress
+}
+
+// SetupTest instantiates a new app, keepers, and sets suite state
+func (suite *Suite) SetupTest() {
+	chaincfg.SetSDKConfig()
+	suite.App = app.NewTestApp()
+	suite.App.InitializeFromGenesisStates()
+	suite.Keeper = suite.App.GetWrappedA0GIBaseKeeper()
+	suite.GovKeeper = suite.App.GetGovKeeper()
+	suite.StakingKeeper = suite.App.GetStakingKeeper()
+
+	// make block header
+	privkey, _ := ethsecp256k1.GenerateKey()
+	consAddress := sdk.ConsAddress(privkey.PubKey().Address())
+	key, err := privkey.ToECDSA()
+	suite.Assert().NoError(err)
+	hexAddr := strings.ToLower(crypto.PubkeyToAddress(key.PublicKey).Hex()[2:])
+	valAddr, err := sdk.ValAddressFromHex(hexAddr)
+	suite.Assert().NoError(err)
+	suite.Ctx = suite.App.NewContext(true, tmproto.Header{Height: 1, ChainID: app.TestChainId, ProposerAddress: consAddress})
+	newValidator, err := stakingtypes.NewValidator(valAddr, privkey.PubKey(), stakingtypes.Description{})
+	suite.Assert().NoError(err)
+	err = suite.StakingKeeper.SetValidatorByConsAddr(suite.Ctx, newValidator)
+	suite.Assert().NoError(err)
+	suite.StakingKeeper.SetValidator(suite.Ctx, newValidator)
+
+	_, accAddresses := app.GeneratePrivKeyAddressPairs(10)
+	suite.Addresses = accAddresses
+
+	// Set query client
+	queryHelper := suite.App.NewQueryServerTestHelper(suite.Ctx)
+	queryHandler := suite.Keeper
+	types.RegisterQueryServer(queryHelper, queryHandler)
+	suite.QueryClient = types.NewQueryClient(queryHelper)
+}

x/wrapped-a0gi-base/testutil/types.go

@@ -0,0 +1,25 @@
+package testutil
+
+import (
+	"testing"
+
+	sdkmath "cosmossdk.io/math"
+	"github.com/cosmos/cosmos-sdk/codec"
+	sdk "github.com/cosmos/cosmos-sdk/types"
+	"github.com/gogo/protobuf/proto"
+	"github.com/stretchr/testify/assert"
+)
+
+// Avoid cluttering test cases with long function names
+func I(in int64) sdkmath.Int                { return sdkmath.NewInt(in) }
+func D(str string) sdk.Dec                  { return sdk.MustNewDecFromStr(str) }
+func C(denom string, amount int64) sdk.Coin { return sdk.NewInt64Coin(denom, amount) }
+func Cs(coins ...sdk.Coin) sdk.Coins        { return sdk.NewCoins(coins...) }
+
+func AssertProtoMessageJSON(t *testing.T, cdc codec.Codec, expected proto.Message, actual proto.Message) {
+	expectedJson, err := cdc.MarshalJSON(expected)
+	assert.NoError(t, err)
+	actualJson, err := cdc.MarshalJSON(actual)
+	assert.NoError(t, err)
+	assert.Equal(t, string(expectedJson), string(actualJson))
+}

x/wrapped-a0gi-base/types/codec.go

@@ -0,0 +1,45 @@
+package types
+
+import (
+	"github.com/cosmos/cosmos-sdk/codec"
+	codectypes "github.com/cosmos/cosmos-sdk/codec/types"
+	sdk "github.com/cosmos/cosmos-sdk/types"
+	"github.com/cosmos/cosmos-sdk/types/msgservice"
+)
+
+var (
+	amino = codec.NewLegacyAmino()
+	// ModuleCdc references the global evm module codec. Note, the codec should
+	// ONLY be used in certain instances of tests and for JSON encoding.
+	ModuleCdc = codec.NewProtoCodec(codectypes.NewInterfaceRegistry())
+
+	// AminoCdc is a amino codec created to support amino JSON compatible msgs.
+	AminoCdc = codec.NewAminoCodec(amino)
+)
+
+const (
+// Amino names
+)
+
+// NOTE: This is required for the GetSignBytes function
+func init() {
+	RegisterLegacyAminoCodec(amino)
+	amino.Seal()
+}
+
+// RegisterInterfaces register implementations
+func RegisterInterfaces(registry codectypes.InterfaceRegistry) {
+	registry.RegisterImplementations(
+		(*sdk.Msg)(nil),
+		&MsgSetWA0GI{},
+		&MsgSetMinterCap{},
+		&MsgMint{},
+		&MsgBurn{},
+	)
+
+	msgservice.RegisterMsgServiceDesc(registry, &_Msg_serviceDesc)
+}
+
+// RegisterLegacyAminoCodec required for EIP-712
+func RegisterLegacyAminoCodec(cdc *codec.LegacyAmino) {
+}

x/wrapped-a0gi-base/types/errors.go

@@ -0,0 +1,9 @@
+package types
+
+import errorsmod "cosmossdk.io/errors"
+
+var (
+	ErrTxForbidden            = errorsmod.Register(ModuleName, 1, "cosmos tx forbidden")
+	ErrInsufficientMintCap    = errorsmod.Register(ModuleName, 2, "insufficient mint cap")
+	ErrInsufficientMintSupply = errorsmod.Register(ModuleName, 3, "insufficient mint supply")
+)

x/wrapped-a0gi-base/types/genesis.pb.go

@@ -0,0 +1,328 @@
+// Code generated by protoc-gen-gogo. DO NOT EDIT.
+// source: zgc/wrappeda0gibase/genesis.proto
+
+package types
+
+import (
+	fmt "fmt"
+	_ "github.com/cosmos/cosmos-proto"
+	_ "github.com/cosmos/cosmos-sdk/codec/types"
+	_ "github.com/cosmos/gogoproto/gogoproto"
+	proto "github.com/cosmos/gogoproto/proto"
+	_ "google.golang.org/protobuf/types/known/timestamppb"
+	io "io"
+	math "math"
+	math_bits "math/bits"
+)
+
+// Reference imports to suppress errors if they are not otherwise used.
+var _ = proto.Marshal
+var _ = fmt.Errorf
+var _ = math.Inf
+
+// This is a compile-time assertion to ensure that this generated file
+// is compatible with the proto package it is being compiled against.
+// A compilation error at this line likely means your copy of the
+// proto package needs to be updated.
+const _ = proto.GoGoProtoPackageIsVersion3 // please upgrade the proto package
+
+// GenesisState defines the wrapped a0gi base module's genesis state.
+type GenesisState struct {
+	// address of wrapped a0gi contract
+	WrappedA0GiAddress []byte `protobuf:"bytes,1,opt,name=wrapped_a0gi_address,json=wrappedA0giAddress,proto3" json:"wrapped_a0gi_address,omitempty"`
+}
+
+func (m *GenesisState) Reset()         { *m = GenesisState{} }
+func (m *GenesisState) String() string { return proto.CompactTextString(m) }
+func (*GenesisState) ProtoMessage()    {}
+func (*GenesisState) Descriptor() ([]byte, []int) {
+	return fileDescriptor_7e056019f61fd820, []int{0}
+}
+func (m *GenesisState) XXX_Unmarshal(b []byte) error {
+	return m.Unmarshal(b)
+}
+func (m *GenesisState) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	if deterministic {
+		return xxx_messageInfo_GenesisState.Marshal(b, m, deterministic)
+	} else {
+		b = b[:cap(b)]
+		n, err := m.MarshalToSizedBuffer(b)
+		if err != nil {
+			return nil, err
+		}
+		return b[:n], nil
+	}
+}
+func (m *GenesisState) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_GenesisState.Merge(m, src)
+}
+func (m *GenesisState) XXX_Size() int {
+	return m.Size()
+}
+func (m *GenesisState) XXX_DiscardUnknown() {
+	xxx_messageInfo_GenesisState.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_GenesisState proto.InternalMessageInfo
+
+func (m *GenesisState) GetWrappedA0GiAddress() []byte {
+	if m != nil {
+		return m.WrappedA0GiAddress
+	}
+	return nil
+}
+
+func init() {
+	proto.RegisterType((*GenesisState)(nil), "zgc.wrappeda0gibase.GenesisState")
+}
+
+func init() { proto.RegisterFile("zgc/wrappeda0gibase/genesis.proto", fileDescriptor_7e056019f61fd820) }
+
+var fileDescriptor_7e056019f61fd820 = []byte{
+	// 246 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x5c, 0x90, 0xbd, 0x4e, 0xc3, 0x30,
+	0x10, 0x80, 0xe3, 0x85, 0x21, 0xea, 0x14, 0x3a, 0xd0, 0x0e, 0xe6, 0x67, 0x62, 0x49, 0x6c, 0x09,
+	0x1e, 0x80, 0xb2, 0xb0, 0x31, 0xc0, 0xc6, 0x12, 0xd9, 0x8e, 0xb9, 0x5a, 0x6a, 0x72, 0x56, 0xce,
+	0x15, 0xb4, 0x4f, 0xc1, 0x63, 0x31, 0x76, 0x64, 0x44, 0xc9, 0x8b, 0xa0, 0xc4, 0x61, 0xc9, 0xe6,
+	0xbb, 0xef, 0x93, 0xfc, 0xe9, 0xd2, 0xeb, 0x23, 0x18, 0xf1, 0xd1, 0x2a, 0xef, 0x6d, 0xa5, 0x24,
+	0x38, 0xad, 0xc8, 0x0a, 0xb0, 0x8d, 0x25, 0x47, 0x85, 0x6f, 0x31, 0x60, 0x76, 0x7e, 0x04, 0x53,
+	0xcc, 0x94, 0xf5, 0xca, 0x20, 0xd5, 0x48, 0xe5, 0xa8, 0x88, 0x38, 0x44, 0x7f, 0xbd, 0x04, 0x04,
+	0x8c, 0xfb, 0xe1, 0x35, 0x6d, 0x57, 0x80, 0x08, 0x3b, 0x2b, 0xc6, 0x49, 0xef, 0xdf, 0x85, 0x6a,
+	0x0e, 0x13, 0xba, 0x9c, 0xa3, 0xe0, 0x6a, 0x4b, 0x41, 0xd5, 0x3e, 0x0a, 0x37, 0x0f, 0xe9, 0xe2,
+	0x29, 0x26, 0xbd, 0x06, 0x15, 0x6c, 0x26, 0xd3, 0xe5, 0xd4, 0x53, 0x0e, 0x41, 0xa5, 0xaa, 0xaa,
+	0xd6, 0x12, 0x5d, 0xb0, 0x2b, 0x76, 0xbb, 0x78, 0xc9, 0x26, 0xb6, 0x91, 0xe0, 0x36, 0x91, 0x3c,
+	0x3e, 0x7f, 0x77, 0x9c, 0x9d, 0x3a, 0xce, 0x7e, 0x3b, 0xce, 0xbe, 0x7a, 0x9e, 0x9c, 0x7a, 0x9e,
+	0xfc, 0xf4, 0x3c, 0x79, 0xbb, 0x07, 0x17, 0xb6, 0x7b, 0x5d, 0x18, 0xac, 0x85, 0x84, 0x9d, 0xd2,
+	0x24, 0x24, 0xe4, 0x66, 0xab, 0x5c, 0x23, 0x3e, 0xff, 0x2f, 0x93, 0x0f, 0xdf, 0xe4, 0xe3, 0x6d,
+	0xc2, 0xc1, 0x5b, 0xd2, 0x67, 0x63, 0xd8, 0xdd, 0x5f, 0x00, 0x00, 0x00, 0xff, 0xff, 0xec, 0x50,
+	0x04, 0x4c, 0x3f, 0x01, 0x00, 0x00,
+}
+
+func (m *GenesisState) Marshal() (dAtA []byte, err error) {
+	size := m.Size()
+	dAtA = make([]byte, size)
+	n, err := m.MarshalToSizedBuffer(dAtA[:size])
+	if err != nil {
+		return nil, err
+	}
+	return dAtA[:n], nil
+}
+
+func (m *GenesisState) MarshalTo(dAtA []byte) (int, error) {
+	size := m.Size()
+	return m.MarshalToSizedBuffer(dAtA[:size])
+}
+
+func (m *GenesisState) MarshalToSizedBuffer(dAtA []byte) (int, error) {
+	i := len(dAtA)
+	_ = i
+	var l int
+	_ = l
+	if len(m.WrappedA0GiAddress) > 0 {
+		i -= len(m.WrappedA0GiAddress)
+		copy(dAtA[i:], m.WrappedA0GiAddress)
+		i = encodeVarintGenesis(dAtA, i, uint64(len(m.WrappedA0GiAddress)))
+		i--
+		dAtA[i] = 0xa
+	}
+	return len(dAtA) - i, nil
+}
+
+func encodeVarintGenesis(dAtA []byte, offset int, v uint64) int {
+	offset -= sovGenesis(v)
+	base := offset
+	for v >= 1<<7 {
+		dAtA[offset] = uint8(v&0x7f | 0x80)
+		v >>= 7
+		offset++
+	}
+	dAtA[offset] = uint8(v)
+	return base
+}
+func (m *GenesisState) Size() (n int) {
+	if m == nil {
+		return 0
+	}
+	var l int
+	_ = l
+	l = len(m.WrappedA0GiAddress)
+	if l > 0 {
+		n += 1 + l + sovGenesis(uint64(l))
+	}
+	return n
+}
+
+func sovGenesis(x uint64) (n int) {
+	return (math_bits.Len64(x|1) + 6) / 7
+}
+func sozGenesis(x uint64) (n int) {
+	return sovGenesis(uint64((x << 1) ^ uint64((int64(x) >> 63))))
+}
+func (m *GenesisState) Unmarshal(dAtA []byte) error {
+	l := len(dAtA)
+	iNdEx := 0
+	for iNdEx < l {
+		preIndex := iNdEx
+		var wire uint64
+		for shift := uint(0); ; shift += 7 {
+			if shift >= 64 {
+				return ErrIntOverflowGenesis
+			}
+			if iNdEx >= l {
+				return io.ErrUnexpectedEOF
+			}
+			b := dAtA[iNdEx]
+			iNdEx++
+			wire |= uint64(b&0x7F) << shift
+			if b < 0x80 {
+				break
+			}
+		}
+		fieldNum := int32(wire >> 3)
+		wireType := int(wire & 0x7)
+		if wireType == 4 {
+			return fmt.Errorf("proto: GenesisState: wiretype end group for non-group")
+		}
+		if fieldNum <= 0 {
+			return fmt.Errorf("proto: GenesisState: illegal tag %d (wire type %d)", fieldNum, wire)
+		}
+		switch fieldNum {
+		case 1:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field WrappedA0GiAddress", wireType)
+			}
+			var byteLen int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowGenesis
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				byteLen |= int(b&0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if byteLen < 0 {
+				return ErrInvalidLengthGenesis
+			}
+			postIndex := iNdEx + byteLen
+			if postIndex < 0 {
+				return ErrInvalidLengthGenesis
+			}
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			m.WrappedA0GiAddress = append(m.WrappedA0GiAddress[:0], dAtA[iNdEx:postIndex]...)
+			if m.WrappedA0GiAddress == nil {
+				m.WrappedA0GiAddress = []byte{}
+			}
+			iNdEx = postIndex
+		default:
+			iNdEx = preIndex
+			skippy, err := skipGenesis(dAtA[iNdEx:])
+			if err != nil {
+				return err
+			}
+			if (skippy < 0) || (iNdEx+skippy) < 0 {
+				return ErrInvalidLengthGenesis
+			}
+			if (iNdEx + skippy) > l {
+				return io.ErrUnexpectedEOF
+			}
+			iNdEx += skippy
+		}
+	}
+
+	if iNdEx > l {
+		return io.ErrUnexpectedEOF
+	}
+	return nil
+}
+func skipGenesis(dAtA []byte) (n int, err error) {
+	l := len(dAtA)
+	iNdEx := 0
+	depth := 0
+	for iNdEx < l {
+		var wire uint64
+		for shift := uint(0); ; shift += 7 {
+			if shift >= 64 {
+				return 0, ErrIntOverflowGenesis
+			}
+			if iNdEx >= l {
+				return 0, io.ErrUnexpectedEOF
+			}
+			b := dAtA[iNdEx]
+			iNdEx++
+			wire |= (uint64(b) & 0x7F) << shift
+			if b < 0x80 {
+				break
+			}
+		}
+		wireType := int(wire & 0x7)
+		switch wireType {
+		case 0:
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return 0, ErrIntOverflowGenesis
+				}
+				if iNdEx >= l {
+					return 0, io.ErrUnexpectedEOF
+				}
+				iNdEx++
+				if dAtA[iNdEx-1] < 0x80 {
+					break
+				}
+			}
+		case 1:
+			iNdEx += 8
+		case 2:
+			var length int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return 0, ErrIntOverflowGenesis
+				}
+				if iNdEx >= l {
+					return 0, io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				length |= (int(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if length < 0 {
+				return 0, ErrInvalidLengthGenesis
+			}
+			iNdEx += length
+		case 3:
+			depth++
+		case 4:
+			if depth == 0 {
+				return 0, ErrUnexpectedEndOfGroupGenesis
+			}
+			depth--
+		case 5:
+			iNdEx += 4
+		default:
+			return 0, fmt.Errorf("proto: illegal wireType %d", wireType)
+		}
+		if iNdEx < 0 {
+			return 0, ErrInvalidLengthGenesis
+		}
+		if depth == 0 {
+			return iNdEx, nil
+		}
+	}
+	return 0, io.ErrUnexpectedEOF
+}
+
+var (
+	ErrInvalidLengthGenesis        = fmt.Errorf("proto: negative length found during unmarshaling")
+	ErrIntOverflowGenesis          = fmt.Errorf("proto: integer overflow")
+	ErrUnexpectedEndOfGroupGenesis = fmt.Errorf("proto: unexpected end of group")
+)

x/wrapped-a0gi-base/types/keys.go

@@ -0,0 +1,27 @@
+package types
+
+import "encoding/hex"
+
+const (
+	// ModuleName The name that will be used throughout the module
+	ModuleName = "wrapped-a0gi-base"
+
+	// StoreKey Top level store key where all module items will be stored
+	StoreKey = ModuleName
+
+	// QuerierRoute Top level query string
+	QuerierRoute = ModuleName
+)
+
+var (
+	// prefix
+	MinterCapKeyPrefix    = []byte{0x00}
+	MinterSupplyKeyPrefix = []byte{0x01}
+
+	// keys
+	WA0GIKey = []byte{0x02}
+)
+
+func GetMinterKeyFromAccount(account string) ([]byte, error) {
+	return hex.DecodeString(account)
+}

x/wrapped-a0gi-base/types/msg.go

@@ -0,0 +1,70 @@
+package types
+
+import (
+	errorsmod "cosmossdk.io/errors"
+	sdk "github.com/cosmos/cosmos-sdk/types"
+)
+
+var _, _, _, _ sdk.Msg = &MsgSetWA0GI{}, &MsgSetMinterCap{}, &MsgMint{}, &MsgBurn{}
+
+func (msg *MsgSetWA0GI) GetSigners() []sdk.AccAddress {
+	addr, _ := sdk.AccAddressFromBech32(msg.Authority)
+	return []sdk.AccAddress{addr}
+}
+
+func (msg *MsgSetWA0GI) ValidateBasic() error {
+	if _, err := sdk.AccAddressFromBech32(msg.Authority); err != nil {
+		return errorsmod.Wrap(err, "authority")
+	}
+
+	return nil
+}
+
+func (msg MsgSetWA0GI) GetSignBytes() []byte {
+	return sdk.MustSortJSON(AminoCdc.MustMarshalJSON(&msg))
+}
+
+func (msg *MsgSetMinterCap) GetSigners() []sdk.AccAddress {
+	addr, _ := sdk.AccAddressFromBech32(msg.Authority)
+	return []sdk.AccAddress{addr}
+}
+
+func (msg *MsgSetMinterCap) ValidateBasic() error {
+	if _, err := sdk.AccAddressFromBech32(msg.Authority); err != nil {
+		return errorsmod.Wrap(err, "authority")
+	}
+
+	return nil
+}
+
+func (msg MsgSetMinterCap) GetSignBytes() []byte {
+	return sdk.MustSortJSON(AminoCdc.MustMarshalJSON(&msg))
+}
+
+func (msg *MsgMint) GetSigners() []sdk.AccAddress {
+	return []sdk.AccAddress{}
+}
+
+func (msg *MsgMint) ValidateBasic() error {
+	// forbid mint from cosmos tx
+	// it can only be called by wrapped a0gi from EVM
+	return ErrTxForbidden
+}
+
+func (msg MsgMint) GetSignBytes() []byte {
+	return sdk.MustSortJSON(AminoCdc.MustMarshalJSON(&msg))
+}
+
+func (msg *MsgBurn) GetSigners() []sdk.AccAddress {
+	return []sdk.AccAddress{}
+}
+
+func (msg *MsgBurn) ValidateBasic() error {
+	// forbid burn from cosmos tx
+	// it can only be called by wrapped a0gi from EVM
+	return ErrTxForbidden
+}
+
+func (msg MsgBurn) GetSignBytes() []byte {
+	return sdk.MustSortJSON(AminoCdc.MustMarshalJSON(&msg))
+}

x/wrapped-a0gi-base/types/query.pb.go

@@ -0,0 +1,946 @@
+// Code generated by protoc-gen-gogo. DO NOT EDIT.
+// source: zgc/wrappeda0gibase/query.proto
+
+package types
+
+import (
+	context "context"
+	fmt "fmt"
+	_ "github.com/cosmos/cosmos-proto"
+	_ "github.com/cosmos/cosmos-sdk/codec/types"
+	_ "github.com/cosmos/gogoproto/gogoproto"
+	grpc1 "github.com/cosmos/gogoproto/grpc"
+	proto "github.com/cosmos/gogoproto/proto"
+	_ "google.golang.org/genproto/googleapis/api/annotations"
+	grpc "google.golang.org/grpc"
+	codes "google.golang.org/grpc/codes"
+	status "google.golang.org/grpc/status"
+	_ "google.golang.org/protobuf/types/known/timestamppb"
+	io "io"
+	math "math"
+	math_bits "math/bits"
+)
+
+// Reference imports to suppress errors if they are not otherwise used.
+var _ = proto.Marshal
+var _ = fmt.Errorf
+var _ = math.Inf
+
+// This is a compile-time assertion to ensure that this generated file
+// is compatible with the proto package it is being compiled against.
+// A compilation error at this line likely means your copy of the
+// proto package needs to be updated.
+const _ = proto.GoGoProtoPackageIsVersion3 // please upgrade the proto package
+
+type GetWA0GIRequest struct {
+}
+
+func (m *GetWA0GIRequest) Reset()         { *m = GetWA0GIRequest{} }
+func (m *GetWA0GIRequest) String() string { return proto.CompactTextString(m) }
+func (*GetWA0GIRequest) ProtoMessage()    {}
+func (*GetWA0GIRequest) Descriptor() ([]byte, []int) {
+	return fileDescriptor_19911faa2ec12c75, []int{0}
+}
+func (m *GetWA0GIRequest) XXX_Unmarshal(b []byte) error {
+	return m.Unmarshal(b)
+}
+func (m *GetWA0GIRequest) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	if deterministic {
+		return xxx_messageInfo_GetWA0GIRequest.Marshal(b, m, deterministic)
+	} else {
+		b = b[:cap(b)]
+		n, err := m.MarshalToSizedBuffer(b)
+		if err != nil {
+			return nil, err
+		}
+		return b[:n], nil
+	}
+}
+func (m *GetWA0GIRequest) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_GetWA0GIRequest.Merge(m, src)
+}
+func (m *GetWA0GIRequest) XXX_Size() int {
+	return m.Size()
+}
+func (m *GetWA0GIRequest) XXX_DiscardUnknown() {
+	xxx_messageInfo_GetWA0GIRequest.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_GetWA0GIRequest proto.InternalMessageInfo
+
+type GetWA0GIResponse struct {
+	Address []byte `protobuf:"bytes,1,opt,name=address,proto3" json:"address,omitempty"`
+}
+
+func (m *GetWA0GIResponse) Reset()         { *m = GetWA0GIResponse{} }
+func (m *GetWA0GIResponse) String() string { return proto.CompactTextString(m) }
+func (*GetWA0GIResponse) ProtoMessage()    {}
+func (*GetWA0GIResponse) Descriptor() ([]byte, []int) {
+	return fileDescriptor_19911faa2ec12c75, []int{1}
+}
+func (m *GetWA0GIResponse) XXX_Unmarshal(b []byte) error {
+	return m.Unmarshal(b)
+}
+func (m *GetWA0GIResponse) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	if deterministic {
+		return xxx_messageInfo_GetWA0GIResponse.Marshal(b, m, deterministic)
+	} else {
+		b = b[:cap(b)]
+		n, err := m.MarshalToSizedBuffer(b)
+		if err != nil {
+			return nil, err
+		}
+		return b[:n], nil
+	}
+}
+func (m *GetWA0GIResponse) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_GetWA0GIResponse.Merge(m, src)
+}
+func (m *GetWA0GIResponse) XXX_Size() int {
+	return m.Size()
+}
+func (m *GetWA0GIResponse) XXX_DiscardUnknown() {
+	xxx_messageInfo_GetWA0GIResponse.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_GetWA0GIResponse proto.InternalMessageInfo
+
+type MinterSupplyRequest struct {
+	Address []byte `protobuf:"bytes,1,opt,name=address,proto3" json:"address,omitempty"`
+}
+
+func (m *MinterSupplyRequest) Reset()         { *m = MinterSupplyRequest{} }
+func (m *MinterSupplyRequest) String() string { return proto.CompactTextString(m) }
+func (*MinterSupplyRequest) ProtoMessage()    {}
+func (*MinterSupplyRequest) Descriptor() ([]byte, []int) {
+	return fileDescriptor_19911faa2ec12c75, []int{2}
+}
+func (m *MinterSupplyRequest) XXX_Unmarshal(b []byte) error {
+	return m.Unmarshal(b)
+}
+func (m *MinterSupplyRequest) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	if deterministic {
+		return xxx_messageInfo_MinterSupplyRequest.Marshal(b, m, deterministic)
+	} else {
+		b = b[:cap(b)]
+		n, err := m.MarshalToSizedBuffer(b)
+		if err != nil {
+			return nil, err
+		}
+		return b[:n], nil
+	}
+}
+func (m *MinterSupplyRequest) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_MinterSupplyRequest.Merge(m, src)
+}
+func (m *MinterSupplyRequest) XXX_Size() int {
+	return m.Size()
+}
+func (m *MinterSupplyRequest) XXX_DiscardUnknown() {
+	xxx_messageInfo_MinterSupplyRequest.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_MinterSupplyRequest proto.InternalMessageInfo
+
+type MinterSupplyResponse struct {
+	Cap    []byte `protobuf:"bytes,1,opt,name=cap,proto3" json:"cap,omitempty"`
+	Supply []byte `protobuf:"bytes,2,opt,name=supply,proto3" json:"supply,omitempty"`
+}
+
+func (m *MinterSupplyResponse) Reset()         { *m = MinterSupplyResponse{} }
+func (m *MinterSupplyResponse) String() string { return proto.CompactTextString(m) }
+func (*MinterSupplyResponse) ProtoMessage()    {}
+func (*MinterSupplyResponse) Descriptor() ([]byte, []int) {
+	return fileDescriptor_19911faa2ec12c75, []int{3}
+}
+func (m *MinterSupplyResponse) XXX_Unmarshal(b []byte) error {
+	return m.Unmarshal(b)
+}
+func (m *MinterSupplyResponse) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	if deterministic {
+		return xxx_messageInfo_MinterSupplyResponse.Marshal(b, m, deterministic)
+	} else {
+		b = b[:cap(b)]
+		n, err := m.MarshalToSizedBuffer(b)
+		if err != nil {
+			return nil, err
+		}
+		return b[:n], nil
+	}
+}
+func (m *MinterSupplyResponse) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_MinterSupplyResponse.Merge(m, src)
+}
+func (m *MinterSupplyResponse) XXX_Size() int {
+	return m.Size()
+}
+func (m *MinterSupplyResponse) XXX_DiscardUnknown() {
+	xxx_messageInfo_MinterSupplyResponse.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_MinterSupplyResponse proto.InternalMessageInfo
+
+func init() {
+	proto.RegisterType((*GetWA0GIRequest)(nil), "zgc.wrappeda0gibase.GetWA0GIRequest")
+	proto.RegisterType((*GetWA0GIResponse)(nil), "zgc.wrappeda0gibase.GetWA0GIResponse")
+	proto.RegisterType((*MinterSupplyRequest)(nil), "zgc.wrappeda0gibase.MinterSupplyRequest")
+	proto.RegisterType((*MinterSupplyResponse)(nil), "zgc.wrappeda0gibase.MinterSupplyResponse")
+}
+
+func init() { proto.RegisterFile("zgc/wrappeda0gibase/query.proto", fileDescriptor_19911faa2ec12c75) }
+
+var fileDescriptor_19911faa2ec12c75 = []byte{
+	// 410 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x8c, 0x92, 0xc1, 0x6e, 0xd3, 0x30,
+	0x18, 0xc7, 0x93, 0x22, 0x0a, 0xb2, 0x2a, 0x51, 0xdc, 0x0a, 0xb5, 0x11, 0x4a, 0x21, 0x50, 0x51,
+	0x04, 0x89, 0x23, 0xe0, 0x01, 0x80, 0x4b, 0xc5, 0x81, 0x03, 0xe5, 0x80, 0xc4, 0x05, 0x39, 0xa9,
+	0x71, 0x23, 0x35, 0xb1, 0x1b, 0x3b, 0xea, 0xda, 0xd3, 0xb4, 0x27, 0xa8, 0xb4, 0xf3, 0xde, 0xa7,
+	0xc7, 0x4a, 0xbb, 0xec, 0xb8, 0xb5, 0x7b, 0x90, 0x29, 0x8e, 0xa3, 0x6d, 0x55, 0xb4, 0xed, 0xe6,
+	0xff, 0xe7, 0xdf, 0xe7, 0xef, 0xef, 0xbf, 0x0d, 0x7a, 0x4b, 0x1a, 0xa2, 0x79, 0x8a, 0x39, 0x27,
+	0x63, 0xec, 0xd3, 0x28, 0xc0, 0x82, 0xa0, 0x59, 0x46, 0xd2, 0x85, 0xc7, 0x53, 0x26, 0x19, 0x6c,
+	0x2d, 0x69, 0xe8, 0xed, 0x01, 0x56, 0x37, 0x64, 0x22, 0x66, 0xe2, 0x9f, 0x42, 0x50, 0x21, 0x0a,
+	0xde, 0x6a, 0x53, 0x46, 0x59, 0x51, 0xcf, 0x57, 0xba, 0xfa, 0x92, 0x32, 0x46, 0xa7, 0x04, 0x61,
+	0x1e, 0x21, 0x9c, 0x24, 0x4c, 0x62, 0x19, 0xb1, 0xa4, 0xec, 0xe9, 0xea, 0x5d, 0xa5, 0x82, 0xec,
+	0x3f, 0xc2, 0x89, 0x1e, 0x6f, 0xf5, 0xf6, 0xb7, 0x64, 0x14, 0x13, 0x21, 0x71, 0xcc, 0x0b, 0xc0,
+	0x79, 0x0e, 0x9e, 0x0d, 0x89, 0xfc, 0xf3, 0xcd, 0x1f, 0xfe, 0x18, 0x91, 0x59, 0x46, 0x84, 0x74,
+	0x3e, 0x82, 0xe6, 0x75, 0x49, 0x70, 0x96, 0x08, 0x02, 0x3b, 0xe0, 0x09, 0x1e, 0x8f, 0x53, 0x22,
+	0x44, 0xc7, 0x7c, 0x65, 0x0e, 0x1a, 0xa3, 0x52, 0x3a, 0x08, 0xb4, 0x7e, 0x46, 0x89, 0x24, 0xe9,
+	0xef, 0x8c, 0xf3, 0xe9, 0x42, 0x1f, 0x72, 0x47, 0xc3, 0x57, 0xd0, 0xbe, 0xdd, 0xa0, 0x47, 0x34,
+	0xc1, 0xa3, 0x10, 0x73, 0x4d, 0xe7, 0x4b, 0xf8, 0x02, 0xd4, 0x85, 0x62, 0x3a, 0x35, 0x55, 0xd4,
+	0xea, 0xd3, 0x49, 0x0d, 0x3c, 0xfe, 0x95, 0x67, 0x0c, 0x0f, 0x4d, 0xf0, 0xb4, 0xf4, 0x0a, 0xdf,
+	0x7a, 0x15, 0x59, 0x7b, 0x7b, 0xb7, 0xb3, 0xfa, 0xf7, 0x50, 0x85, 0x1b, 0xe7, 0xdd, 0xd1, 0xe9,
+	0xe5, 0x71, 0xed, 0x35, 0xec, 0x21, 0x9f, 0x96, 0x0f, 0xec, 0xe6, 0xb8, 0xab, 0x9e, 0x98, 0x12,
+	0xe9, 0xce, 0x73, 0x09, 0x57, 0x26, 0x68, 0xdc, 0xbc, 0x0f, 0x1c, 0x54, 0x0e, 0xa8, 0xc8, 0xc8,
+	0x7a, 0xff, 0x00, 0x52, 0xdb, 0xf9, 0xa0, 0xec, 0xf4, 0xe1, 0x9b, 0x6a, 0x3b, 0xb1, 0xea, 0x71,
+	0x8b, 0x7c, 0xbe, 0x8f, 0xd6, 0x17, 0xb6, 0xb1, 0xde, 0xda, 0xe6, 0x66, 0x6b, 0x9b, 0xe7, 0x5b,
+	0xdb, 0x5c, 0xed, 0x6c, 0x63, 0xb3, 0xb3, 0x8d, 0xb3, 0x9d, 0x6d, 0xfc, 0xfd, 0x42, 0x23, 0x39,
+	0xc9, 0x02, 0x2f, 0x64, 0x31, 0xf2, 0xe9, 0x14, 0x07, 0x02, 0xf9, 0xd4, 0x0d, 0x27, 0x38, 0x4a,
+	0xd0, 0x41, 0xc5, 0xd9, 0x72, 0xc1, 0x89, 0x08, 0xea, 0xea, 0xbb, 0x7c, 0xbe, 0x0a, 0x00, 0x00,
+	0xff, 0xff, 0x14, 0xfb, 0x91, 0x88, 0xf1, 0x02, 0x00, 0x00,
+}
+
+// Reference imports to suppress errors if they are not otherwise used.
+var _ context.Context
+var _ grpc.ClientConn
+
+// This is a compile-time assertion to ensure that this generated file
+// is compatible with the grpc package it is being compiled against.
+const _ = grpc.SupportPackageIsVersion4
+
+// QueryClient is the client API for Query service.
+//
+// For semantics around ctx use and closing/ending streaming RPCs, please refer to https://godoc.org/google.golang.org/grpc#ClientConn.NewStream.
+type QueryClient interface {
+	GetWA0GI(ctx context.Context, in *GetWA0GIRequest, opts ...grpc.CallOption) (*GetWA0GIResponse, error)
+	MinterSupply(ctx context.Context, in *MinterSupplyRequest, opts ...grpc.CallOption) (*MinterSupplyResponse, error)
+}
+
+type queryClient struct {
+	cc grpc1.ClientConn
+}
+
+func NewQueryClient(cc grpc1.ClientConn) QueryClient {
+	return &queryClient{cc}
+}
+
+func (c *queryClient) GetWA0GI(ctx context.Context, in *GetWA0GIRequest, opts ...grpc.CallOption) (*GetWA0GIResponse, error) {
+	out := new(GetWA0GIResponse)
+	err := c.cc.Invoke(ctx, "/zgc.wrappeda0gibase.Query/GetWA0GI", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *queryClient) MinterSupply(ctx context.Context, in *MinterSupplyRequest, opts ...grpc.CallOption) (*MinterSupplyResponse, error) {
+	out := new(MinterSupplyResponse)
+	err := c.cc.Invoke(ctx, "/zgc.wrappeda0gibase.Query/MinterSupply", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+// QueryServer is the server API for Query service.
+type QueryServer interface {
+	GetWA0GI(context.Context, *GetWA0GIRequest) (*GetWA0GIResponse, error)
+	MinterSupply(context.Context, *MinterSupplyRequest) (*MinterSupplyResponse, error)
+}
+
+// UnimplementedQueryServer can be embedded to have forward compatible implementations.
+type UnimplementedQueryServer struct {
+}
+
+func (*UnimplementedQueryServer) GetWA0GI(ctx context.Context, req *GetWA0GIRequest) (*GetWA0GIResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method GetWA0GI not implemented")
+}
+func (*UnimplementedQueryServer) MinterSupply(ctx context.Context, req *MinterSupplyRequest) (*MinterSupplyResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method MinterSupply not implemented")
+}
+
+func RegisterQueryServer(s grpc1.Server, srv QueryServer) {
+	s.RegisterService(&_Query_serviceDesc, srv)
+}
+
+func _Query_GetWA0GI_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(GetWA0GIRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(QueryServer).GetWA0GI(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/zgc.wrappeda0gibase.Query/GetWA0GI",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(QueryServer).GetWA0GI(ctx, req.(*GetWA0GIRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _Query_MinterSupply_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(MinterSupplyRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(QueryServer).MinterSupply(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/zgc.wrappeda0gibase.Query/MinterSupply",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(QueryServer).MinterSupply(ctx, req.(*MinterSupplyRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+var _Query_serviceDesc = grpc.ServiceDesc{
+	ServiceName: "zgc.wrappeda0gibase.Query",
+	HandlerType: (*QueryServer)(nil),
+	Methods: []grpc.MethodDesc{
+		{
+			MethodName: "GetWA0GI",
+			Handler:    _Query_GetWA0GI_Handler,
+		},
+		{
+			MethodName: "MinterSupply",
+			Handler:    _Query_MinterSupply_Handler,
+		},
+	},
+	Streams:  []grpc.StreamDesc{},
+	Metadata: "zgc/wrappeda0gibase/query.proto",
+}
+
+func (m *GetWA0GIRequest) Marshal() (dAtA []byte, err error) {
+	size := m.Size()
+	dAtA = make([]byte, size)
+	n, err := m.MarshalToSizedBuffer(dAtA[:size])
+	if err != nil {
+		return nil, err
+	}
+	return dAtA[:n], nil
+}
+
+func (m *GetWA0GIRequest) MarshalTo(dAtA []byte) (int, error) {
+	size := m.Size()
+	return m.MarshalToSizedBuffer(dAtA[:size])
+}
+
+func (m *GetWA0GIRequest) MarshalToSizedBuffer(dAtA []byte) (int, error) {
+	i := len(dAtA)
+	_ = i
+	var l int
+	_ = l
+	return len(dAtA) - i, nil
+}
+
+func (m *GetWA0GIResponse) Marshal() (dAtA []byte, err error) {
+	size := m.Size()
+	dAtA = make([]byte, size)
+	n, err := m.MarshalToSizedBuffer(dAtA[:size])
+	if err != nil {
+		return nil, err
+	}
+	return dAtA[:n], nil
+}
+
+func (m *GetWA0GIResponse) MarshalTo(dAtA []byte) (int, error) {
+	size := m.Size()
+	return m.MarshalToSizedBuffer(dAtA[:size])
+}
+
+func (m *GetWA0GIResponse) MarshalToSizedBuffer(dAtA []byte) (int, error) {
+	i := len(dAtA)
+	_ = i
+	var l int
+	_ = l
+	if len(m.Address) > 0 {
+		i -= len(m.Address)
+		copy(dAtA[i:], m.Address)
+		i = encodeVarintQuery(dAtA, i, uint64(len(m.Address)))
+		i--
+		dAtA[i] = 0xa
+	}
+	return len(dAtA) - i, nil
+}
+
+func (m *MinterSupplyRequest) Marshal() (dAtA []byte, err error) {
+	size := m.Size()
+	dAtA = make([]byte, size)
+	n, err := m.MarshalToSizedBuffer(dAtA[:size])
+	if err != nil {
+		return nil, err
+	}
+	return dAtA[:n], nil
+}
+
+func (m *MinterSupplyRequest) MarshalTo(dAtA []byte) (int, error) {
+	size := m.Size()
+	return m.MarshalToSizedBuffer(dAtA[:size])
+}
+
+func (m *MinterSupplyRequest) MarshalToSizedBuffer(dAtA []byte) (int, error) {
+	i := len(dAtA)
+	_ = i
+	var l int
+	_ = l
+	if len(m.Address) > 0 {
+		i -= len(m.Address)
+		copy(dAtA[i:], m.Address)
+		i = encodeVarintQuery(dAtA, i, uint64(len(m.Address)))
+		i--
+		dAtA[i] = 0xa
+	}
+	return len(dAtA) - i, nil
+}
+
+func (m *MinterSupplyResponse) Marshal() (dAtA []byte, err error) {
+	size := m.Size()
+	dAtA = make([]byte, size)
+	n, err := m.MarshalToSizedBuffer(dAtA[:size])
+	if err != nil {
+		return nil, err
+	}
+	return dAtA[:n], nil
+}
+
+func (m *MinterSupplyResponse) MarshalTo(dAtA []byte) (int, error) {
+	size := m.Size()
+	return m.MarshalToSizedBuffer(dAtA[:size])
+}
+
+func (m *MinterSupplyResponse) MarshalToSizedBuffer(dAtA []byte) (int, error) {
+	i := len(dAtA)
+	_ = i
+	var l int
+	_ = l
+	if len(m.Supply) > 0 {
+		i -= len(m.Supply)
+		copy(dAtA[i:], m.Supply)
+		i = encodeVarintQuery(dAtA, i, uint64(len(m.Supply)))
+		i--
+		dAtA[i] = 0x12
+	}
+	if len(m.Cap) > 0 {
+		i -= len(m.Cap)
+		copy(dAtA[i:], m.Cap)
+		i = encodeVarintQuery(dAtA, i, uint64(len(m.Cap)))
+		i--
+		dAtA[i] = 0xa
+	}
+	return len(dAtA) - i, nil
+}
+
+func encodeVarintQuery(dAtA []byte, offset int, v uint64) int {
+	offset -= sovQuery(v)
+	base := offset
+	for v >= 1<<7 {
+		dAtA[offset] = uint8(v&0x7f | 0x80)
+		v >>= 7
+		offset++
+	}
+	dAtA[offset] = uint8(v)
+	return base
+}
+func (m *GetWA0GIRequest) Size() (n int) {
+	if m == nil {
+		return 0
+	}
+	var l int
+	_ = l
+	return n
+}
+
+func (m *GetWA0GIResponse) Size() (n int) {
+	if m == nil {
+		return 0
+	}
+	var l int
+	_ = l
+	l = len(m.Address)
+	if l > 0 {
+		n += 1 + l + sovQuery(uint64(l))
+	}
+	return n
+}
+
+func (m *MinterSupplyRequest) Size() (n int) {
+	if m == nil {
+		return 0
+	}
+	var l int
+	_ = l
+	l = len(m.Address)
+	if l > 0 {
+		n += 1 + l + sovQuery(uint64(l))
+	}
+	return n
+}
+
+func (m *MinterSupplyResponse) Size() (n int) {
+	if m == nil {
+		return 0
+	}
+	var l int
+	_ = l
+	l = len(m.Cap)
+	if l > 0 {
+		n += 1 + l + sovQuery(uint64(l))
+	}
+	l = len(m.Supply)
+	if l > 0 {
+		n += 1 + l + sovQuery(uint64(l))
+	}
+	return n
+}
+
+func sovQuery(x uint64) (n int) {
+	return (math_bits.Len64(x|1) + 6) / 7
+}
+func sozQuery(x uint64) (n int) {
+	return sovQuery(uint64((x << 1) ^ uint64((int64(x) >> 63))))
+}
+func (m *GetWA0GIRequest) Unmarshal(dAtA []byte) error {
+	l := len(dAtA)
+	iNdEx := 0
+	for iNdEx < l {
+		preIndex := iNdEx
+		var wire uint64
+		for shift := uint(0); ; shift += 7 {
+			if shift >= 64 {
+				return ErrIntOverflowQuery
+			}
+			if iNdEx >= l {
+				return io.ErrUnexpectedEOF
+			}
+			b := dAtA[iNdEx]
+			iNdEx++
+			wire |= uint64(b&0x7F) << shift
+			if b < 0x80 {
+				break
+			}
+		}
+		fieldNum := int32(wire >> 3)
+		wireType := int(wire & 0x7)
+		if wireType == 4 {
+			return fmt.Errorf("proto: GetWA0GIRequest: wiretype end group for non-group")
+		}
+		if fieldNum <= 0 {
+			return fmt.Errorf("proto: GetWA0GIRequest: illegal tag %d (wire type %d)", fieldNum, wire)
+		}
+		switch fieldNum {
+		default:
+			iNdEx = preIndex
+			skippy, err := skipQuery(dAtA[iNdEx:])
+			if err != nil {
+				return err
+			}
+			if (skippy < 0) || (iNdEx+skippy) < 0 {
+				return ErrInvalidLengthQuery
+			}
+			if (iNdEx + skippy) > l {
+				return io.ErrUnexpectedEOF
+			}
+			iNdEx += skippy
+		}
+	}
+
+	if iNdEx > l {
+		return io.ErrUnexpectedEOF
+	}
+	return nil
+}
+func (m *GetWA0GIResponse) Unmarshal(dAtA []byte) error {
+	l := len(dAtA)
+	iNdEx := 0
+	for iNdEx < l {
+		preIndex := iNdEx
+		var wire uint64
+		for shift := uint(0); ; shift += 7 {
+			if shift >= 64 {
+				return ErrIntOverflowQuery
+			}
+			if iNdEx >= l {
+				return io.ErrUnexpectedEOF
+			}
+			b := dAtA[iNdEx]
+			iNdEx++
+			wire |= uint64(b&0x7F) << shift
+			if b < 0x80 {
+				break
+			}
+		}
+		fieldNum := int32(wire >> 3)
+		wireType := int(wire & 0x7)
+		if wireType == 4 {
+			return fmt.Errorf("proto: GetWA0GIResponse: wiretype end group for non-group")
+		}
+		if fieldNum <= 0 {
+			return fmt.Errorf("proto: GetWA0GIResponse: illegal tag %d (wire type %d)", fieldNum, wire)
+		}
+		switch fieldNum {
+		case 1:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field Address", wireType)
+			}
+			var byteLen int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowQuery
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				byteLen |= int(b&0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if byteLen < 0 {
+				return ErrInvalidLengthQuery
+			}
+			postIndex := iNdEx + byteLen
+			if postIndex < 0 {
+				return ErrInvalidLengthQuery
+			}
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			m.Address = append(m.Address[:0], dAtA[iNdEx:postIndex]...)
+			if m.Address == nil {
+				m.Address = []byte{}
+			}
+			iNdEx = postIndex
+		default:
+			iNdEx = preIndex
+			skippy, err := skipQuery(dAtA[iNdEx:])
+			if err != nil {
+				return err
+			}
+			if (skippy < 0) || (iNdEx+skippy) < 0 {
+				return ErrInvalidLengthQuery
+			}
+			if (iNdEx + skippy) > l {
+				return io.ErrUnexpectedEOF
+			}
+			iNdEx += skippy
+		}
+	}
+
+	if iNdEx > l {
+		return io.ErrUnexpectedEOF
+	}
+	return nil
+}
+func (m *MinterSupplyRequest) Unmarshal(dAtA []byte) error {
+	l := len(dAtA)
+	iNdEx := 0
+	for iNdEx < l {
+		preIndex := iNdEx
+		var wire uint64
+		for shift := uint(0); ; shift += 7 {
+			if shift >= 64 {
+				return ErrIntOverflowQuery
+			}
+			if iNdEx >= l {
+				return io.ErrUnexpectedEOF
+			}
+			b := dAtA[iNdEx]
+			iNdEx++
+			wire |= uint64(b&0x7F) << shift
+			if b < 0x80 {
+				break
+			}
+		}
+		fieldNum := int32(wire >> 3)
+		wireType := int(wire & 0x7)
+		if wireType == 4 {
+			return fmt.Errorf("proto: MinterSupplyRequest: wiretype end group for non-group")
+		}
+		if fieldNum <= 0 {
+			return fmt.Errorf("proto: MinterSupplyRequest: illegal tag %d (wire type %d)", fieldNum, wire)
+		}
+		switch fieldNum {
+		case 1:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field Address", wireType)
+			}
+			var byteLen int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowQuery
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				byteLen |= int(b&0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if byteLen < 0 {
+				return ErrInvalidLengthQuery
+			}
+			postIndex := iNdEx + byteLen
+			if postIndex < 0 {
+				return ErrInvalidLengthQuery
+			}
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			m.Address = append(m.Address[:0], dAtA[iNdEx:postIndex]...)
+			if m.Address == nil {
+				m.Address = []byte{}
+			}
+			iNdEx = postIndex
+		default:
+			iNdEx = preIndex
+			skippy, err := skipQuery(dAtA[iNdEx:])
+			if err != nil {
+				return err
+			}
+			if (skippy < 0) || (iNdEx+skippy) < 0 {
+				return ErrInvalidLengthQuery
+			}
+			if (iNdEx + skippy) > l {
+				return io.ErrUnexpectedEOF
+			}
+			iNdEx += skippy
+		}
+	}
+
+	if iNdEx > l {
+		return io.ErrUnexpectedEOF
+	}
+	return nil
+}
+func (m *MinterSupplyResponse) Unmarshal(dAtA []byte) error {
+	l := len(dAtA)
+	iNdEx := 0
+	for iNdEx < l {
+		preIndex := iNdEx
+		var wire uint64
+		for shift := uint(0); ; shift += 7 {
+			if shift >= 64 {
+				return ErrIntOverflowQuery
+			}
+			if iNdEx >= l {
+				return io.ErrUnexpectedEOF
+			}
+			b := dAtA[iNdEx]
+			iNdEx++
+			wire |= uint64(b&0x7F) << shift
+			if b < 0x80 {
+				break
+			}
+		}
+		fieldNum := int32(wire >> 3)
+		wireType := int(wire & 0x7)
+		if wireType == 4 {
+			return fmt.Errorf("proto: MinterSupplyResponse: wiretype end group for non-group")
+		}
+		if fieldNum <= 0 {
+			return fmt.Errorf("proto: MinterSupplyResponse: illegal tag %d (wire type %d)", fieldNum, wire)
+		}
+		switch fieldNum {
+		case 1:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field Cap", wireType)
+			}
+			var byteLen int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowQuery
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				byteLen |= int(b&0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if byteLen < 0 {
+				return ErrInvalidLengthQuery
+			}
+			postIndex := iNdEx + byteLen
+			if postIndex < 0 {
+				return ErrInvalidLengthQuery
+			}
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			m.Cap = append(m.Cap[:0], dAtA[iNdEx:postIndex]...)
+			if m.Cap == nil {
+				m.Cap = []byte{}
+			}
+			iNdEx = postIndex
+		case 2:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field Supply", wireType)
+			}
+			var byteLen int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowQuery
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				byteLen |= int(b&0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if byteLen < 0 {
+				return ErrInvalidLengthQuery
+			}
+			postIndex := iNdEx + byteLen
+			if postIndex < 0 {
+				return ErrInvalidLengthQuery
+			}
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			m.Supply = append(m.Supply[:0], dAtA[iNdEx:postIndex]...)
+			if m.Supply == nil {
+				m.Supply = []byte{}
+			}
+			iNdEx = postIndex
+		default:
+			iNdEx = preIndex
+			skippy, err := skipQuery(dAtA[iNdEx:])
+			if err != nil {
+				return err
+			}
+			if (skippy < 0) || (iNdEx+skippy) < 0 {
+				return ErrInvalidLengthQuery
+			}
+			if (iNdEx + skippy) > l {
+				return io.ErrUnexpectedEOF
+			}
+			iNdEx += skippy
+		}
+	}
+
+	if iNdEx > l {
+		return io.ErrUnexpectedEOF
+	}
+	return nil
+}
+func skipQuery(dAtA []byte) (n int, err error) {
+	l := len(dAtA)
+	iNdEx := 0
+	depth := 0
+	for iNdEx < l {
+		var wire uint64
+		for shift := uint(0); ; shift += 7 {
+			if shift >= 64 {
+				return 0, ErrIntOverflowQuery
+			}
+			if iNdEx >= l {
+				return 0, io.ErrUnexpectedEOF
+			}
+			b := dAtA[iNdEx]
+			iNdEx++
+			wire |= (uint64(b) & 0x7F) << shift
+			if b < 0x80 {
+				break
+			}
+		}
+		wireType := int(wire & 0x7)
+		switch wireType {
+		case 0:
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return 0, ErrIntOverflowQuery
+				}
+				if iNdEx >= l {
+					return 0, io.ErrUnexpectedEOF
+				}
+				iNdEx++
+				if dAtA[iNdEx-1] < 0x80 {
+					break
+				}
+			}
+		case 1:
+			iNdEx += 8
+		case 2:
+			var length int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return 0, ErrIntOverflowQuery
+				}
+				if iNdEx >= l {
+					return 0, io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				length |= (int(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if length < 0 {
+				return 0, ErrInvalidLengthQuery
+			}
+			iNdEx += length
+		case 3:
+			depth++
+		case 4:
+			if depth == 0 {
+				return 0, ErrUnexpectedEndOfGroupQuery
+			}
+			depth--
+		case 5:
+			iNdEx += 4
+		default:
+			return 0, fmt.Errorf("proto: illegal wireType %d", wireType)
+		}
+		if iNdEx < 0 {
+			return 0, ErrInvalidLengthQuery
+		}
+		if depth == 0 {
+			return iNdEx, nil
+		}
+	}
+	return 0, io.ErrUnexpectedEOF
+}
+
+var (
+	ErrInvalidLengthQuery        = fmt.Errorf("proto: negative length found during unmarshaling")
+	ErrIntOverflowQuery          = fmt.Errorf("proto: integer overflow")
+	ErrUnexpectedEndOfGroupQuery = fmt.Errorf("proto: unexpected end of group")
+)

x/wrapped-a0gi-base/types/query.pb.gw.go

@@ -0,0 +1,236 @@
+// Code generated by protoc-gen-grpc-gateway. DO NOT EDIT.
+// source: zgc/wrappeda0gibase/query.proto
+
+/*
+Package types is a reverse proxy.
+
+It translates gRPC into RESTful JSON APIs.
+*/
+package types
+
+import (
+	"context"
+	"io"
+	"net/http"
+
+	"github.com/golang/protobuf/descriptor"
+	"github.com/golang/protobuf/proto"
+	"github.com/grpc-ecosystem/grpc-gateway/runtime"
+	"github.com/grpc-ecosystem/grpc-gateway/utilities"
+	"google.golang.org/grpc"
+	"google.golang.org/grpc/codes"
+	"google.golang.org/grpc/grpclog"
+	"google.golang.org/grpc/metadata"
+	"google.golang.org/grpc/status"
+)
+
+// Suppress "imported and not used" errors
+var _ codes.Code
+var _ io.Reader
+var _ status.Status
+var _ = runtime.String
+var _ = utilities.NewDoubleArray
+var _ = descriptor.ForMessage
+var _ = metadata.Join
+
+func request_Query_GetWA0GI_0(ctx context.Context, marshaler runtime.Marshaler, client QueryClient, req *http.Request, pathParams map[string]string) (proto.Message, runtime.ServerMetadata, error) {
+	var protoReq GetWA0GIRequest
+	var metadata runtime.ServerMetadata
+
+	msg, err := client.GetWA0GI(ctx, &protoReq, grpc.Header(&metadata.HeaderMD), grpc.Trailer(&metadata.TrailerMD))
+	return msg, metadata, err
+
+}
+
+func local_request_Query_GetWA0GI_0(ctx context.Context, marshaler runtime.Marshaler, server QueryServer, req *http.Request, pathParams map[string]string) (proto.Message, runtime.ServerMetadata, error) {
+	var protoReq GetWA0GIRequest
+	var metadata runtime.ServerMetadata
+
+	msg, err := server.GetWA0GI(ctx, &protoReq)
+	return msg, metadata, err
+
+}
+
+var (
+	filter_Query_MinterSupply_0 = &utilities.DoubleArray{Encoding: map[string]int{}, Base: []int(nil), Check: []int(nil)}
+)
+
+func request_Query_MinterSupply_0(ctx context.Context, marshaler runtime.Marshaler, client QueryClient, req *http.Request, pathParams map[string]string) (proto.Message, runtime.ServerMetadata, error) {
+	var protoReq MinterSupplyRequest
+	var metadata runtime.ServerMetadata
+
+	if err := req.ParseForm(); err != nil {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "%v", err)
+	}
+	if err := runtime.PopulateQueryParameters(&protoReq, req.Form, filter_Query_MinterSupply_0); err != nil {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "%v", err)
+	}
+
+	msg, err := client.MinterSupply(ctx, &protoReq, grpc.Header(&metadata.HeaderMD), grpc.Trailer(&metadata.TrailerMD))
+	return msg, metadata, err
+
+}
+
+func local_request_Query_MinterSupply_0(ctx context.Context, marshaler runtime.Marshaler, server QueryServer, req *http.Request, pathParams map[string]string) (proto.Message, runtime.ServerMetadata, error) {
+	var protoReq MinterSupplyRequest
+	var metadata runtime.ServerMetadata
+
+	if err := req.ParseForm(); err != nil {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "%v", err)
+	}
+	if err := runtime.PopulateQueryParameters(&protoReq, req.Form, filter_Query_MinterSupply_0); err != nil {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "%v", err)
+	}
+
+	msg, err := server.MinterSupply(ctx, &protoReq)
+	return msg, metadata, err
+
+}
+
+// RegisterQueryHandlerServer registers the http handlers for service Query to "mux".
+// UnaryRPC     :call QueryServer directly.
+// StreamingRPC :currently unsupported pending https://github.com/grpc/grpc-go/issues/906.
+// Note that using this registration option will cause many gRPC library features to stop working. Consider using RegisterQueryHandlerFromEndpoint instead.
+func RegisterQueryHandlerServer(ctx context.Context, mux *runtime.ServeMux, server QueryServer) error {
+
+	mux.Handle("GET", pattern_Query_GetWA0GI_0, func(w http.ResponseWriter, req *http.Request, pathParams map[string]string) {
+		ctx, cancel := context.WithCancel(req.Context())
+		defer cancel()
+		var stream runtime.ServerTransportStream
+		ctx = grpc.NewContextWithServerTransportStream(ctx, &stream)
+		inboundMarshaler, outboundMarshaler := runtime.MarshalerForRequest(mux, req)
+		rctx, err := runtime.AnnotateIncomingContext(ctx, mux, req)
+		if err != nil {
+			runtime.HTTPError(ctx, mux, outboundMarshaler, w, req, err)
+			return
+		}
+		resp, md, err := local_request_Query_GetWA0GI_0(rctx, inboundMarshaler, server, req, pathParams)
+		md.HeaderMD, md.TrailerMD = metadata.Join(md.HeaderMD, stream.Header()), metadata.Join(md.TrailerMD, stream.Trailer())
+		ctx = runtime.NewServerMetadataContext(ctx, md)
+		if err != nil {
+			runtime.HTTPError(ctx, mux, outboundMarshaler, w, req, err)
+			return
+		}
+
+		forward_Query_GetWA0GI_0(ctx, mux, outboundMarshaler, w, req, resp, mux.GetForwardResponseOptions()...)
+
+	})
+
+	mux.Handle("GET", pattern_Query_MinterSupply_0, func(w http.ResponseWriter, req *http.Request, pathParams map[string]string) {
+		ctx, cancel := context.WithCancel(req.Context())
+		defer cancel()
+		var stream runtime.ServerTransportStream
+		ctx = grpc.NewContextWithServerTransportStream(ctx, &stream)
+		inboundMarshaler, outboundMarshaler := runtime.MarshalerForRequest(mux, req)
+		rctx, err := runtime.AnnotateIncomingContext(ctx, mux, req)
+		if err != nil {
+			runtime.HTTPError(ctx, mux, outboundMarshaler, w, req, err)
+			return
+		}
+		resp, md, err := local_request_Query_MinterSupply_0(rctx, inboundMarshaler, server, req, pathParams)
+		md.HeaderMD, md.TrailerMD = metadata.Join(md.HeaderMD, stream.Header()), metadata.Join(md.TrailerMD, stream.Trailer())
+		ctx = runtime.NewServerMetadataContext(ctx, md)
+		if err != nil {
+			runtime.HTTPError(ctx, mux, outboundMarshaler, w, req, err)
+			return
+		}
+
+		forward_Query_MinterSupply_0(ctx, mux, outboundMarshaler, w, req, resp, mux.GetForwardResponseOptions()...)
+
+	})
+
+	return nil
+}
+
+// RegisterQueryHandlerFromEndpoint is same as RegisterQueryHandler but
+// automatically dials to "endpoint" and closes the connection when "ctx" gets done.
+func RegisterQueryHandlerFromEndpoint(ctx context.Context, mux *runtime.ServeMux, endpoint string, opts []grpc.DialOption) (err error) {
+	conn, err := grpc.Dial(endpoint, opts...)
+	if err != nil {
+		return err
+	}
+	defer func() {
+		if err != nil {
+			if cerr := conn.Close(); cerr != nil {
+				grpclog.Infof("Failed to close conn to %s: %v", endpoint, cerr)
+			}
+			return
+		}
+		go func() {
+			<-ctx.Done()
+			if cerr := conn.Close(); cerr != nil {
+				grpclog.Infof("Failed to close conn to %s: %v", endpoint, cerr)
+			}
+		}()
+	}()
+
+	return RegisterQueryHandler(ctx, mux, conn)
+}
+
+// RegisterQueryHandler registers the http handlers for service Query to "mux".
+// The handlers forward requests to the grpc endpoint over "conn".
+func RegisterQueryHandler(ctx context.Context, mux *runtime.ServeMux, conn *grpc.ClientConn) error {
+	return RegisterQueryHandlerClient(ctx, mux, NewQueryClient(conn))
+}
+
+// RegisterQueryHandlerClient registers the http handlers for service Query
+// to "mux". The handlers forward requests to the grpc endpoint over the given implementation of "QueryClient".
+// Note: the gRPC framework executes interceptors within the gRPC handler. If the passed in "QueryClient"
+// doesn't go through the normal gRPC flow (creating a gRPC client etc.) then it will be up to the passed in
+// "QueryClient" to call the correct interceptors.
+func RegisterQueryHandlerClient(ctx context.Context, mux *runtime.ServeMux, client QueryClient) error {
+
+	mux.Handle("GET", pattern_Query_GetWA0GI_0, func(w http.ResponseWriter, req *http.Request, pathParams map[string]string) {
+		ctx, cancel := context.WithCancel(req.Context())
+		defer cancel()
+		inboundMarshaler, outboundMarshaler := runtime.MarshalerForRequest(mux, req)
+		rctx, err := runtime.AnnotateContext(ctx, mux, req)
+		if err != nil {
+			runtime.HTTPError(ctx, mux, outboundMarshaler, w, req, err)
+			return
+		}
+		resp, md, err := request_Query_GetWA0GI_0(rctx, inboundMarshaler, client, req, pathParams)
+		ctx = runtime.NewServerMetadataContext(ctx, md)
+		if err != nil {
+			runtime.HTTPError(ctx, mux, outboundMarshaler, w, req, err)
+			return
+		}
+
+		forward_Query_GetWA0GI_0(ctx, mux, outboundMarshaler, w, req, resp, mux.GetForwardResponseOptions()...)
+
+	})
+
+	mux.Handle("GET", pattern_Query_MinterSupply_0, func(w http.ResponseWriter, req *http.Request, pathParams map[string]string) {
+		ctx, cancel := context.WithCancel(req.Context())
+		defer cancel()
+		inboundMarshaler, outboundMarshaler := runtime.MarshalerForRequest(mux, req)
+		rctx, err := runtime.AnnotateContext(ctx, mux, req)
+		if err != nil {
+			runtime.HTTPError(ctx, mux, outboundMarshaler, w, req, err)
+			return
+		}
+		resp, md, err := request_Query_MinterSupply_0(rctx, inboundMarshaler, client, req, pathParams)
+		ctx = runtime.NewServerMetadataContext(ctx, md)
+		if err != nil {
+			runtime.HTTPError(ctx, mux, outboundMarshaler, w, req, err)
+			return
+		}
+
+		forward_Query_MinterSupply_0(ctx, mux, outboundMarshaler, w, req, resp, mux.GetForwardResponseOptions()...)
+
+	})
+
+	return nil
+}
+
+var (
+	pattern_Query_GetWA0GI_0 = runtime.MustPattern(runtime.NewPattern(1, []int{2, 0, 2, 1, 2, 2}, []string{"0g", "wrapped-a0gi-base", "get-wa0gi"}, "", runtime.AssumeColonVerbOpt(true)))
+
+	pattern_Query_MinterSupply_0 = runtime.MustPattern(runtime.NewPattern(1, []int{2, 0, 2, 1, 2, 2}, []string{"0g", "wrapped-a0gi-base", "minter-supply"}, "", runtime.AssumeColonVerbOpt(true)))
+)
+
+var (
+	forward_Query_GetWA0GI_0 = runtime.ForwardResponseMessage
+
+	forward_Query_MinterSupply_0 = runtime.ForwardResponseMessage
+)