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query.go
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query.go
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package helpers
import (
"fmt"
"math"
"strconv"
sdk "github.com/cosmos/cosmos-sdk/types"
tmclient "github.com/cosmos/ibc-go/v2/modules/light-clients/07-tendermint/types"
"github.com/cosmos/relayer/relayer"
ctypes "github.com/tendermint/tendermint/rpc/core/types"
)
// QueryBalance is a helper function for query balance
func QueryBalance(chain *relayer.Chain, address string, showDenoms bool) (sdk.Coins, error) {
coins, err := chain.QueryBalanceWithAddress(address)
if err != nil {
return nil, err
}
if showDenoms {
return coins, nil
}
h, err := chain.QueryLatestHeight()
if err != nil {
return nil, err
}
dts, err := chain.QueryDenomTraces(relayer.DefaultPageRequest(), h)
if err != nil {
return nil, err
}
if len(dts.DenomTraces) == 0 {
return coins, nil
}
var out sdk.Coins
for _, c := range coins {
if c.Amount.Equal(sdk.NewInt(0)) {
continue
}
for i, d := range dts.DenomTraces {
if c.Denom == d.IBCDenom() {
out = append(out, sdk.Coin{Denom: d.GetFullDenomPath(), Amount: c.Amount})
break
}
if i == len(dts.DenomTraces)-1 {
out = append(out, c)
}
}
}
return out, nil
}
// QueryHeader is a helper function for query header
func QueryHeader(chain *relayer.Chain, opts ...string) (*tmclient.Header, error) {
if len(opts) > 0 {
height, err := strconv.ParseInt(opts[0], 10, 64) //convert to int64
if err != nil {
return nil, err
}
return chain.QueryHeaderAtHeight(height)
}
return chain.GetLightSignedHeaderAtHeight(0)
}
// QueryTxs is a helper function for query txs
func QueryTxs(chain *relayer.Chain, eventsStr string, offset uint64, limit uint64) ([]*ctypes.ResultTx, error) {
ch, err := chain.QueryLatestHeight()
if err != nil {
return nil, err
}
events, err := relayer.ParseEvents(eventsStr)
if err != nil {
return nil, err
}
if offset > math.MaxInt64 {
return nil, fmt.Errorf("offset (%d) value is greater than max int value", offset)
}
if limit > math.MaxInt64 {
return nil, fmt.Errorf("limit (%d) value is greater than max int value", limit)
}
return chain.QueryTxs(uint64(ch), int(offset), int(limit), events)
}