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sendtx.go
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/
sendtx.go
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package cli
import (
"fmt"
"github.com/spf13/cobra"
"github.com/spf13/viper"
"github.com/cosmos/cosmos-sdk/client/context"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/wire"
authcmd "github.com/cosmos/cosmos-sdk/x/auth/client/cli"
"github.com/cosmos/cosmos-sdk/x/bank/client"
)
const (
flagTo = "to"
flagAmount = "amount"
)
// SendTxCommand will create a send tx and sign it with the given key
func SendTxCmd(cdc *wire.Codec) *cobra.Command {
cmd := &cobra.Command{
Use: "send",
Short: "Create and sign a send tx",
RunE: func(cmd *cobra.Command, args []string) error {
ctx := context.NewCoreContextFromViper().WithDecoder(authcmd.GetAccountDecoder(cdc))
// get the from/to address
from, err := ctx.GetFromAddress()
if err != nil {
return err
}
toStr := viper.GetString(flagTo)
to, err := sdk.GetAccAddressBech32(toStr)
if err != nil {
return err
}
// parse coins
amount := viper.GetString(flagAmount)
coins, err := sdk.ParseCoins(amount)
if err != nil {
return err
}
// build and sign the transaction, then broadcast to Tendermint
msg := client.BuildMsg(from, to, coins)
res, err := ctx.EnsureSignBuildBroadcast(ctx.FromAddressName, msg, cdc)
if err != nil {
return err
}
fmt.Printf("Committed at block %d. Hash: %s\n", res.Height, res.Hash.String())
return nil
},
}
cmd.Flags().String(flagTo, "", "Address to send coins")
cmd.Flags().String(flagAmount, "", "Amount of coins to send")
return cmd
}