/*
Copyright IBM Corp. 2016 All Rights Reserved.

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

		 http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/

package chaincode

import (
	"errors"
	"fmt"

	"github.com/spf13/cobra"
)

var chaincodeInvokeCmd *cobra.Command

// invokeCmd returns the cobra command for Chaincode Invoke
func invokeCmd(cf *ChaincodeCmdFactory) *cobra.Command {
	chaincodeInvokeCmd = &cobra.Command{
		Use:       "invoke",
		Short:     fmt.Sprintf("Invoke the specified %s.", chainFuncName),
		Long:      fmt.Sprintf("Invoke the specified %s. It will try to commit the endorsed transaction to the network.", chainFuncName),
		ValidArgs: []string{"1"},
		RunE: func(cmd *cobra.Command, args []string) error {
			return chaincodeInvoke(cmd, args, cf)
		},
	}
	flagList := []string{
		"name",
		"ctor",
		"channelID",
	}
	attachFlags(chaincodeInvokeCmd, flagList)

	return chaincodeInvokeCmd
}

func chaincodeInvoke(cmd *cobra.Command, args []string, cf *ChaincodeCmdFactory) error {
	if channelID == "" {
		return errors.New("The required parameter 'channelID' is empty. Rerun the command with -C flag")
	}
	var err error
	if cf == nil {
		cf, err = InitCmdFactory(true, true)
		if err != nil {
			return err
		}
	}
	defer cf.BroadcastClient.Close()

	return chaincodeInvokeOrQuery(cmd, args, true, cf)
}