/
tx.go
123 lines (100 loc) · 3.75 KB
/
tx.go
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package cli
import (
"bufio"
"crypto/sha256"
"encoding/hex"
"fmt"
"github.com/spf13/cobra"
"github.com/cosmos/cosmos-sdk/client"
"github.com/cosmos/cosmos-sdk/client/context"
"github.com/cosmos/cosmos-sdk/client/flags"
"github.com/cosmos/cosmos-sdk/codec"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/x/auth"
"github.com/cosmos/cosmos-sdk/x/auth/client/utils"
"github.com/cosmos/sdk-tutorials/scavenge/x/scavenge/types"
)
// GetTxCmd returns the transaction commands for this module
func GetTxCmd(cdc *codec.Codec) *cobra.Command {
scavengeTxCmd := &cobra.Command{
Use: types.ModuleName,
Short: fmt.Sprintf("%s transactions subcommands", types.ModuleName),
DisableFlagParsing: true,
SuggestionsMinimumDistance: 2,
RunE: client.ValidateCmd,
}
scavengeTxCmd.AddCommand(flags.PostCommands(
GetCmdCreateScavenge(cdc),
GetCmdCommitSolution(cdc),
GetCmdRevealSolution(cdc),
)...)
return scavengeTxCmd
}
func GetCmdCreateScavenge(cdc *codec.Codec) *cobra.Command {
return &cobra.Command{
Use: "createScavenge [reward] [solution] [description]",
Short: "Creates a new scavenge with a reward",
Args: cobra.ExactArgs(3), // Does your request require arguments
RunE: func(cmd *cobra.Command, args []string) error {
cliCtx := context.NewCLIContext().WithCodec(cdc)
inBuf := bufio.NewReader(cmd.InOrStdin())
txBldr := auth.NewTxBuilderFromCLI(inBuf).WithTxEncoder(utils.GetTxEncoder(cdc))
reward, err := sdk.ParseCoins(args[0])
if err != nil {
return err
}
var solution = args[1]
var solutionHash = sha256.Sum256([]byte(solution))
var solutionHashString = hex.EncodeToString(solutionHash[:])
msg := types.NewMsgCreateScavenge(cliCtx.GetFromAddress(), args[2], solutionHashString, reward)
err = msg.ValidateBasic()
if err != nil {
return err
}
return utils.GenerateOrBroadcastMsgs(cliCtx, txBldr, []sdk.Msg{msg})
},
}
}
func GetCmdCommitSolution(cdc *codec.Codec) *cobra.Command {
return &cobra.Command{
Use: "commitSolution [solution]",
Short: "Commits a solution for scavenge",
Args: cobra.ExactArgs(1), // Does your request require arguments
RunE: func(cmd *cobra.Command, args []string) error {
cliCtx := context.NewCLIContext().WithCodec(cdc)
inBuf := bufio.NewReader(cmd.InOrStdin())
txBldr := auth.NewTxBuilderFromCLI(inBuf).WithTxEncoder(utils.GetTxEncoder(cdc))
var solution = args[0]
var solutionHash = sha256.Sum256([]byte(solution))
var solutionHashString = hex.EncodeToString(solutionHash[:])
var scavenger = cliCtx.GetFromAddress().String()
var solutionScavengerHash = sha256.Sum256([]byte(solution + scavenger))
var solutionScavengerHashString = hex.EncodeToString(solutionScavengerHash[:])
msg := types.NewMsgCommitSolution(cliCtx.GetFromAddress(), solutionHashString, solutionScavengerHashString)
err := msg.ValidateBasic()
if err != nil {
return err
}
return utils.GenerateOrBroadcastMsgs(cliCtx, txBldr, []sdk.Msg{msg})
},
}
}
func GetCmdRevealSolution(cdc *codec.Codec) *cobra.Command {
return &cobra.Command{
Use: "revealSolution [solution]",
Short: "Reveals a solution for scavenge",
Args: cobra.ExactArgs(1), // Does your request require arguments
RunE: func(cmd *cobra.Command, args []string) error {
cliCtx := context.NewCLIContext().WithCodec(cdc)
inBuf := bufio.NewReader(cmd.InOrStdin())
txBldr := auth.NewTxBuilderFromCLI(inBuf).WithTxEncoder(utils.GetTxEncoder(cdc))
var solution = args[0]
msg := types.NewMsgRevealSolution(cliCtx.GetFromAddress(), solution)
err := msg.ValidateBasic()
if err != nil {
return err
}
return utils.GenerateOrBroadcastMsgs(cliCtx, txBldr, []sdk.Msg{msg})
},
}
}