support command burn

plugin/dapp/token/commands/token.go

@@ -43,6 +43,7 @@ func TokenCmd() *cobra.Command {
 		CreateRawTokenRevokeTxCmd(),
 		CreateTokenTransferExecCmd(),
 		CreateRawTokenMintTxCmd(),
+		CreateRawTokenBurnTxCmd(),
 		GetTokenLogsCmd(),
 	)
 
@@ -468,7 +469,7 @@ func tokenRevoke(cmd *cobra.Command, args []string) {
 	ctx.RunWithoutMarshal()
 }
 
-// CreateRawTokenMintTxCmd create raw token finish create transaction
+// CreateRawTokenMintTxCmd create raw token  mintage transaction
 func CreateRawTokenMintTxCmd() *cobra.Command {
 	cmd := &cobra.Command{
 		Use:   "mint",
@@ -503,6 +504,42 @@ func tokenMint(cmd *cobra.Command, args []string) {
 	ctx.RunWithoutMarshal()
 }
 
+// CreateRawTokenBurnTxCmd create raw token burn transaction
+func CreateRawTokenBurnTxCmd() *cobra.Command {
+	cmd := &cobra.Command{
+		Use:   "burn",
+		Short: "Create a burn token transaction",
+		Run:   tokenBurn,
+	}
+	addTokenBurnFlags(cmd)
+	return cmd
+}
+
+func addTokenBurnFlags(cmd *cobra.Command) {
+	cmd.Flags().StringP("symbol", "s", "", "token symbol")
+	cmd.MarkFlagRequired("symbol")
+
+	cmd.Flags().Float64P("amount", "a", 0, "amount of burn")
+	cmd.MarkFlagRequired("amount")
+
+	cmd.Flags().Float64P("fee", "f", 0, "token transaction fee")
+}
+
+func tokenBurn(cmd *cobra.Command, args []string) {
+	rpcLaddr, _ := cmd.Flags().GetString("rpc_laddr")
+	symbol, _ := cmd.Flags().GetString("symbol")
+	amount, _ := cmd.Flags().GetFloat64("amount")
+
+	params := &tokenty.TokenBurn{
+		Symbol: symbol,
+		Amount: int64((amount+0.000001)*1e4) * 1e4,
+	}
+
+	ctx := jsonclient.NewRPCCtx(rpcLaddr, "token.CreateRawTokenBurnTx", params, nil)
+	ctx.RunWithoutMarshal()
+}
+
+
 // GetTokenLogsCmd get logs of token
 func GetTokenLogsCmd() *cobra.Command {
 	cmd := &cobra.Command{

plugin/dapp/token/rpc/rpc.go

@@ -134,3 +134,16 @@ func (c *Jrpc) CreateRawTokenMintTx(param *tokenty.TokenMint, result *interface{
 	*result = hex.EncodeToString(data)
 	return nil
 }
+
+// CreateRawTokenBurnTx 创建未签名的 burn Token交易
+func (c *Jrpc) CreateRawTokenBurnTx(param *tokenty.TokenBurn, result *interface{}) error {
+	if param == nil || param.Symbol == "" || param.Amount <= 0 {
+		return types.ErrInvalidParam
+	}
+	data, err := types.CallCreateTx(types.ExecName(tokenty.TokenX), "TokenBurn", param)
+	if err != nil {
+		return err
+	}
+	*result = hex.EncodeToString(data)
+	return nil
+}