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