'use strict';

const { Controller } = require('egg');
const sms = require('@alicloud/dysmsapi20170525');
const OpenApi = require('@alicloud/openapi-client');
const Util = require('@alicloud/tea-util');
const _ = require('lodash');
const { BusinessError, ErrorCode } = require('naf-core').Error;
const assert = require('assert');

class HomeController extends Controller {
  async index() {
    const { ctx } = this;
    ctx.body = 'hi, egg';
  }

  async sendMessage() {
    const { config, template, params = {}, phone } = this.ctx.request.body;
    console.log(config, template, params, phone);
    assert(config, '缺少服务设置');
    assert(template, '缺少消息模');
    assert(phone, '缺少发送对象');
    const appConfig = _.get(this.app.config.appConfig, config);
    const tt = _.get(appConfig, `template.${template}`);
    const cc = _.pick(appConfig, [ 'accessKeyId', 'accessKeySecret' ]);
    const client = await this.createClient(cc);
    // 设置参数
    tt.phoneNumbers = phone;
    tt.templateParam = JSON.stringify(params);
    const sendSmsRequest = new sms.SendSmsRequest(tt);
    const runtime = new Util.RuntimeOptions({});
    try {
      // 复制代码运行请自行打印 API 的返回值
      const res = await client.sendSmsWithOptions(sendSmsRequest, runtime);
      if (res.body.code !== 'OK') {
        throw new BusinessError(ErrorCode.SERVICE_FAULT, `${_.get(res.body.message)}`);
      }
      this.ctx.ok();
    } catch (error) {
      // 如有需要，请打印 error
      Util.assertAsString(error.message);
      throw new BusinessError(ErrorCode.SERVICE_FAULT, `${error.message}`);
    }
  }

  // api生成客户端
  async createClient({ accessKeyId, accessKeySecret }) {
    const config = new OpenApi.Config({ accessKeyId, accessKeySecret });
    config.endpoint = 'dysmsapi.aliyuncs.com';
    const client = new sms.default(config);
    return client;
  }
}

module.exports = HomeController;