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utils.go
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utils.go
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package cli
import (
"context"
"fmt"
"github.com/cosmos/cosmos-sdk/client"
sdk "github.com/cosmos/cosmos-sdk/types"
v1 "github.com/irisnet/irismod/modules/token/types/v1"
)
// queryTokenFees retrieves the fees of issuance and minting for the specified symbol
func queryTokenFees(cliCtx client.Context, symbol string) (v1.QueryFeesResponse, error) {
queryClient := v1.NewQueryClient(cliCtx)
resp, err := queryClient.Fees(context.Background(), &v1.QueryFeesRequest{Symbol: symbol})
if err != nil {
return v1.QueryFeesResponse{}, err
}
return *resp, err
}
// queryToken query token information
func queryToken(cliCtx client.Context, denom string) (v1.TokenI, error) {
queryClient := v1.NewQueryClient(cliCtx)
resp, err := queryClient.Token(context.Background(), &v1.QueryTokenRequest{
Denom: denom,
})
if err != nil {
return nil, err
}
var evi v1.TokenI
err = cliCtx.InterfaceRegistry.UnpackAny(resp.Token, &evi)
if err != nil {
return nil, err
}
return evi, err
}
func parseMainCoin(cliCtx client.Context, coinStr string) (sdk.Coin, v1.TokenI, error) {
decCoin, err := sdk.ParseDecCoin(coinStr)
if err != nil {
return sdk.Coin{}, nil, err
}
token, err := queryToken(cliCtx, decCoin.Denom)
if err != nil {
return sdk.Coin{}, nil, err
}
if token.GetSymbol() != decCoin.Denom {
return sdk.Coin{}, nil, fmt.Errorf("the cli currently only supports the main unit: %s", token.GetSymbol())
}
coin, err := token.ToMinCoin(decCoin)
if err != nil {
return sdk.Coin{}, nil, err
}
return coin, token, err
}