package util

func Result(args ...interface{}) (int, interface{}) {
	cnt := len(args)
	ret := map[string]interface{}{
		"data":    nil,
		"err_msg": "",
		"state":   200,
	}
	code := 200
	if cnt > 0 {
		ret["data"] = args[0]
	}

	if cnt > 1 {
		code = args[1].(int)
		ret["state"] = code
	}

	if cnt > 2 {
		ret["err_msg"] = args[2]
	}
	return code, ret
}

func Ok(data interface{}) (int, interface{}) {
	return Result(data, 200)
}

func Fail(args ...interface{}) (int, interface{}) {
	msg := "server error"
	code := 500
	if len(args) > 0 {
		msg = args[0].(string)
	}

	if len(args) > 1 {
		code = args[1].(int)
	}
	return Result(nil, code, msg)
}