package main

import (
	"encoding/json"
	"fmt"

	openapi "github.com/alibabacloud-go/darabonba-openapi/client"
	dysmsapi20170525 "github.com/alibabacloud-go/dysmsapi-20170525/v2/client"
	"github.com/alibabacloud-go/tea/tea"
)

const _accessKeyId string = "LTAI5tGjnZY6k799BHxhmqcm"
const _accessKeySecret string = "eU1DmULbgHe2dnIg3P93634PO2vEh5"

var client *dysmsapi20170525.Client

func CreateClient(accessKeyId string, accessKeySecret string) (_result *dysmsapi20170525.Client, _err error) {
	config := &openapi.Config{
		// 您的AccessKey ID
		AccessKeyId: tea.String(accessKeyId),
		// 您的AccessKey Secret
		AccessKeySecret: tea.String(accessKeySecret),
	}
	// 访问的域名
	config.Endpoint = tea.String("dysmsapi.aliyuncs.com")
	_result, _err = dysmsapi20170525.NewClient(config)
	return _result, _err
}

func SendSMS(data *[]byte) error {
	if nil == client {
		if cli, err := CreateClient(_accessKeyId, _accessKeySecret); err != nil {
			return err
		} else {
			client = cli
		}
	}

	sendSmsRequest := &dysmsapi20170525.SendSmsRequest{}
	if err := json.Unmarshal(*data, sendSmsRequest); err != nil {
		return err
	}

	result, err := client.SendSms(sendSmsRequest)
	if err != nil {
		print(result)
		return err
	}

	if *result.Body.Code != "OK" {
		return fmt.Errorf("[%s]: %s", *result.Body.Code, *result.Body.Message)
	}

	return nil
}