mirror of
https://github.com/0glabs/0g-chain.git
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95 lines
2.6 KiB
Go
95 lines
2.6 KiB
Go
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package common
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import (
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"fmt"
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"strings"
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"github.com/cosmos/cosmos-sdk/client/context"
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"github.com/cosmos/cosmos-sdk/codec"
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sdk "github.com/cosmos/cosmos-sdk/types"
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sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
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"github.com/cosmos/cosmos-sdk/x/auth/client/utils"
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"github.com/kava-labs/kava/x/auction/types"
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)
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const (
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defaultPage = 1
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defaultLimit = 100
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)
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// QueryAuctionByID returns an auction from state if present or falls back to searching old blocks
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func QueryAuctionByID(cliCtx context.CLIContext, cdc *codec.Codec, queryRoute string, auctionID uint64) (types.Auction, int64, error) {
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bz, err := cdc.MarshalJSON(types.NewQueryAuctionParams(auctionID))
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if err != nil {
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return nil, 0, err
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}
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res, height, err := cliCtx.QueryWithData(fmt.Sprintf("custom/%s/%s", queryRoute, types.QueryGetAuction), bz)
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if err == nil {
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var auction types.Auction
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cdc.MustUnmarshalJSON(res, &auction)
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return auction, height, nil
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}
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if err != nil && !strings.Contains(err.Error(), "auction not found") {
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return nil, 0, err
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}
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res, height, err = cliCtx.QueryWithData(fmt.Sprintf("custom/%s/%s", queryRoute, types.QueryNextAuctionID), nil)
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if err != nil {
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return nil, 0, err
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}
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var nextAuctionID uint64
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cdc.MustUnmarshalJSON(res, &nextAuctionID)
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if auctionID >= nextAuctionID {
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return nil, 0, sdkerrors.Wrapf(types.ErrAuctionNotFound, "%d", auctionID)
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}
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events := []string{
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fmt.Sprintf("%s.%s='%s'", sdk.EventTypeMessage, sdk.AttributeKeyAction, "place_bid"),
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fmt.Sprintf("%s.%s='%s'", types.EventTypeAuctionBid, types.AttributeKeyAuctionID, []byte(fmt.Sprintf("%d", auctionID))),
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}
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// if the auction is closed, query for previous bid transactions
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// note, will only fetch a maximum of 100 bids, so if an auction had more than that this
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// query may fail to retreive the final state of the auction
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searchResult, err := utils.QueryTxsByEvents(cliCtx, events, defaultPage, defaultLimit)
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if err != nil {
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return nil, 0, err
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}
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maxHeight := int64(0)
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found := false
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for _, info := range searchResult.Txs {
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for _, msg := range info.Tx.GetMsgs() {
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if msg.Type() == "place_bid" {
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found = true
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if info.Height > maxHeight {
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maxHeight = info.Height
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}
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}
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}
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}
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if !found {
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return nil, 0, sdkerrors.Wrapf(types.ErrAuctionNotFound, "%d", auctionID)
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}
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queryCLIContext := cliCtx.WithHeight(maxHeight)
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res, height, err = queryCLIContext.QueryWithData(fmt.Sprintf("custom/%s/%s", queryRoute, types.QueryGetAuction), bz)
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if err != nil {
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return nil, 0, err
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}
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// Decode and print results
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var auction types.Auction
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cdc.MustUnmarshalJSON(res, &auction)
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return auction, height, nil
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}
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