package wfclient

import (
	"fmt"
	"git.qianqiusoft.com/qianqiusoft/light-apiengine/entitys"
)

type CallbackArg struct {
	DefineId     string
	InstanceId   string
	DefineName   string
	InstanceName string
	FormData     string
	Choice       string
	Executor     string
	UserId       string
	Context      *entitys.CtrlContext
}

var _callbackMap   map[string]func(*CallbackArg)

func init(){
	_callbackMap = make(map[string]func(*CallbackArg))
}


/**
 * @brief: add callback
 * @param1: key
 * @param2: callback
 */
func AddWFCallback(key string, cb func(*CallbackArg)) {
	if _, ok := _callbackMap[key]; !ok {
		_callbackMap[key] = cb
	} else {
		fmt.Println("callback", key, "does already exist")
	}
}

/**
 * @brief：调用calblack
 * @param1 key：key
 * @param2 arg：参数
 */
func callWFCallback(key string, arg *CallbackArg){
	if callback, ok := _callbackMap[key]; ok{
		callback(arg)
	}
}