mirror of
https://github.com/0glabs/0g-chain.git
synced 2024-12-28 01:05:19 +00:00
f757d7ab15
* Update cosmos-sdk to v0.45.10-kava * Add RegisterNodeService to app * Update cosmos proto files * Update cosmos proto files * Use tagged v0.45.10-kava-v0.19-0.21 cosmos version * update x/auth/legacy to x/auth/migrations * Delete rest packages and registration * Remove rest from proposal handlers * Remove legacy types referencing removed sdk types * Remove legacy tx broadcast handler * Update incentive staking hooks to return error * Remove grpc replace directive, use new grpc version * Fix storetypes import * Update tally_handler with updated gov types * Delete legacy types * Use new gov default config * Update RegisterTendermintService params Signed-off-by: drklee3 <derrick@dlee.dev> * Replace sdk.StoreKey with storetypes.StoreKey * Replace sdk.Int#ToDec with sdk.NewDecFromInt * Replace sdk.NewUintFromBigInt with sdkmath.NewUintFromBigInt Signed-off-by: drklee3 <derrick@dlee.dev> * Update most intances of govtypes to govv1beta1 * Unpack coin slice for Coins#Sub and Coins#SafeSub Signed-off-by: drklee3 <derrick@dlee.dev> * Update committee gov codec registration Signed-off-by: drklee3 <derrick@dlee.dev> * Update migrate utils period_vesting Coins#Sub Signed-off-by: drklee3 <derrick@dlee.dev> * Update Coin#Sub in community proposal handler Signed-off-by: drklee3 <derrick@dlee.dev> * Update Coin#Sub, FundModuleAccount/FundAccount in banktestutil Signed-off-by: drklee3 <derrick@dlee.dev> * Update community, earn, kavadist proposal gov registration * Update evm cli client EthSecp256k1Type check * AccAddressFromHex to AccAddressFromHexUnsafe * Add mint DefaultInflationCalculationFn to earn test * Update use of removed staking.NewHandler * Rename FlagIAVLFastNode -> FlagDisableIAVLFastNode * cmd: Update new snapshot app option Signed-off-by: drklee3 <derrick@dlee.dev> * cmd: Add tendermint default config, use cosmos rpc status command Signed-off-by: drklee3 <derrick@dlee.dev> * Update ethermint import path github.com/tharsis/ethermint -> github.com/evmos/ethermint * Upgrade ibc-go to v6 * Update proto dependencies Signed-off-by: drklee3 <derrick@dlee.dev> * Update Tally handler test with new gov types * Update helpers.GenTx -> helpers.GenSignedMockTx * Update evmkeeper.NewKeeper params Signed-off-by: drklee3 <derrick@dlee.dev> * Update ante authz, tests * Add feemarket transient key, pass subspaces to evm/feemarket keepers * Update new ante decorators * Add new addModuleInitFlags to server commands * Pass codec to keyring.New in genaccounts * Pass codec to client keys add * Add SendCoins to evmutil bank_keeper * Use github.com/cosmos/iavl@v0.19.5 * Add ante HandlerOptions * Add unimplemented SendCoins to evmutil bank keeper Ethermint x/evm does not use this method * Update init-new-chain script to disable post-london blocks * Modify test genesis states to append 1 validator * Update tally handler test to use string values * Prevent querying balance for empty sdk.AccAddress in auction bidding test * Set default bond denom to ukava * Remove overwritten bank genesis total supply in committee proposal test Signed-off-by: drklee3 <derrick@dlee.dev> * Use ukava for testing staked balance * Disable minting in community proposal handler test Previously stake denom is used, which resulted in 0 minted coins * Update hard APYToSPY test expected value Increased iterations in sdk.ApproxRoot, updated closer to real value * Fix NewDecCoinsFromCoins bug in incentive collectDerivativeStakingRewards * Allow bkava earn incentive test values to match within small margin for rounding Signed-off-by: drklee3 <derrick@dlee.dev> * Update invalid denom in issuance message coin validation Colons are now valid in denoms Signed-off-by: drklee3 <derrick@dlee.dev> * Remove genesis validator in incentive delegation tests * Update pricefeed market test for invalid denom Signed-off-by: drklee3 <derrick@dlee.dev> * Update incentive delegator rewards test without genesis validator Signed-off-by: drklee3 <derrick@dlee.dev> * Add validator to export test * Clear bank state in minting tests Signed-off-by: drklee3 <derrick@dlee.dev> * Remove validator for no stake tally test Signed-off-by: drklee3 <derrick@dlee.dev> * Clear incentive state before InitGenesis in incentive genesis export test * Update swagger Signed-off-by: drklee3 <derrick@dlee.dev> * Update ethermint version to match replaced version * Remove legacy swagger * Add NewEthEmitEventDecorator * Remove redundant func for AddModuleInitFlags * Remove unused addBankBalanceForAddress func * Add SetIAVLLazyLoading option to app cmd * Use legacy.RegisterAminoMsg for committee msg concrete registration * Remove unnecessary Amino field * Add evm_util bankkeeper SendCoins comment * Update test method ResetBankState to DeleteGenesisValidatorCoins to be more clear * Validate incentive params.RewardsPerSecond to be non-zero * Validate swap pools to disallow colons in token denoms * Register all legacy amino types on gov modulecdc * Remove redundant Comittee interface registration * Pin goleveldb to v1.0.1-0.20210819022825-2ae1ddf74ef7 Causes failed to load state at height errors * Update ethermint to new pinned version with minGasPrices parse error fix * Update cosmos fork dependcy commit to include reverted account constructor patch * Update Cosmos v0.46.11 and cometbft v0.34.27 * Bump minimum go version to 1.19 * Update tendermint proto * Update internal testnet genesis * Move NewCanTransferDecorator before NewEthGasConsumeDecorator * Add hard borrow store tests (#1514) * add store tests for Borrow type * refactor Deposit tests to match * Fix old bep3 tests (#1515) * Update Ethermint to 1b17445 to fix duplicate proto registration * Add custom status command to use snake_case and stdout * Add SetInflation helper * Reduce ambiguity with evm CanSignEthTx error * Remove init genesis validator claim in test * Add disabled evmante.NewMinGasPriceDecorator with x/feemarket note * chore: use tagged versions for Cosmos and Ethermint forks * update kvtool & increase wait for ibc transfer test --------- Signed-off-by: drklee3 <derrick@dlee.dev> Co-authored-by: Ruaridh <rhuairahrighairidh@users.noreply.github.com> Co-authored-by: Robert Pirtle <astropirtle@gmail.com>
123 lines
3.8 KiB
Go
123 lines
3.8 KiB
Go
package keeper
|
|
|
|
import (
|
|
"fmt"
|
|
|
|
"github.com/kava-labs/kava/x/swap/types"
|
|
|
|
sdk "github.com/cosmos/cosmos-sdk/types"
|
|
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
|
|
)
|
|
|
|
// SwapExactForTokens swaps an exact coin a input for a coin b output
|
|
func (k *Keeper) SwapExactForTokens(ctx sdk.Context, requester sdk.AccAddress, exactCoinA, coinB sdk.Coin, slippageLimit sdk.Dec) error {
|
|
poolID, pool, err := k.loadPool(ctx, exactCoinA.Denom, coinB.Denom)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
swapOutput, feePaid := pool.SwapWithExactInput(exactCoinA, k.GetSwapFee(ctx))
|
|
if swapOutput.IsZero() {
|
|
return sdkerrors.Wrapf(types.ErrInsufficientLiquidity, "swap output rounds to zero, increase input amount")
|
|
}
|
|
|
|
priceChange := sdk.NewDecFromInt(swapOutput.Amount).Quo(sdk.NewDecFromInt(coinB.Amount))
|
|
if err := k.assertSlippageWithinLimit(priceChange, slippageLimit); err != nil {
|
|
return err
|
|
}
|
|
|
|
if err := k.commitSwap(ctx, poolID, pool, requester, exactCoinA, swapOutput, feePaid, "input"); err != nil {
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
// SwapForExactTokens swaps a coin a input for an exact coin b output
|
|
func (k *Keeper) SwapForExactTokens(ctx sdk.Context, requester sdk.AccAddress, coinA, exactCoinB sdk.Coin, slippageLimit sdk.Dec) error {
|
|
poolID, pool, err := k.loadPool(ctx, coinA.Denom, exactCoinB.Denom)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
if exactCoinB.Amount.GTE(pool.Reserves().AmountOf(exactCoinB.Denom)) {
|
|
return sdkerrors.Wrapf(
|
|
types.ErrInsufficientLiquidity,
|
|
"output %s >= pool reserves %s", exactCoinB.Amount.String(), pool.Reserves().AmountOf(exactCoinB.Denom).String(),
|
|
)
|
|
}
|
|
|
|
swapInput, feePaid := pool.SwapWithExactOutput(exactCoinB, k.GetSwapFee(ctx))
|
|
|
|
priceChange := sdk.NewDecFromInt(coinA.Amount).Quo(sdk.NewDecFromInt(swapInput.Sub(feePaid).Amount))
|
|
if err := k.assertSlippageWithinLimit(priceChange, slippageLimit); err != nil {
|
|
return err
|
|
}
|
|
|
|
if err := k.commitSwap(ctx, poolID, pool, requester, swapInput, exactCoinB, feePaid, "output"); err != nil {
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
func (k Keeper) loadPool(ctx sdk.Context, denomA string, denomB string) (string, *types.DenominatedPool, error) {
|
|
poolID := types.PoolID(denomA, denomB)
|
|
|
|
poolRecord, found := k.GetPool(ctx, poolID)
|
|
if !found {
|
|
return poolID, nil, sdkerrors.Wrapf(types.ErrInvalidPool, "pool %s not found", poolID)
|
|
}
|
|
|
|
pool, err := types.NewDenominatedPoolWithExistingShares(poolRecord.Reserves(), poolRecord.TotalShares)
|
|
if err != nil {
|
|
panic(fmt.Sprintf("invalid pool %s: %s", poolID, err))
|
|
}
|
|
|
|
return poolID, pool, nil
|
|
}
|
|
|
|
func (k Keeper) assertSlippageWithinLimit(priceChange sdk.Dec, slippageLimit sdk.Dec) error {
|
|
slippage := sdk.OneDec().Sub(priceChange)
|
|
if slippage.GT(slippageLimit) {
|
|
return sdkerrors.Wrapf(types.ErrSlippageExceeded, "slippage %s > limit %s", slippage, slippageLimit)
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
func (k Keeper) commitSwap(
|
|
ctx sdk.Context,
|
|
poolID string,
|
|
pool *types.DenominatedPool,
|
|
requester sdk.AccAddress,
|
|
swapInput sdk.Coin,
|
|
swapOutput sdk.Coin,
|
|
feePaid sdk.Coin,
|
|
exactDirection string,
|
|
) error {
|
|
k.SetPool(ctx, types.NewPoolRecordFromPool(pool))
|
|
|
|
if err := k.bankKeeper.SendCoinsFromAccountToModule(ctx, requester, types.ModuleAccountName, sdk.NewCoins(swapInput)); err != nil {
|
|
return err
|
|
}
|
|
|
|
if err := k.bankKeeper.SendCoinsFromModuleToAccount(ctx, types.ModuleAccountName, requester, sdk.NewCoins(swapOutput)); err != nil {
|
|
panic(err)
|
|
}
|
|
|
|
ctx.EventManager().EmitEvent(
|
|
sdk.NewEvent(
|
|
types.EventTypeSwapTrade,
|
|
sdk.NewAttribute(types.AttributeKeyPoolID, poolID),
|
|
sdk.NewAttribute(types.AttributeKeyRequester, requester.String()),
|
|
sdk.NewAttribute(types.AttributeKeySwapInput, swapInput.String()),
|
|
sdk.NewAttribute(types.AttributeKeySwapOutput, swapOutput.String()),
|
|
sdk.NewAttribute(types.AttributeKeyFeePaid, feePaid.String()),
|
|
sdk.NewAttribute(types.AttributeKeyExactDirection, exactDirection),
|
|
),
|
|
)
|
|
|
|
return nil
|
|
}
|