// TypeScript
import AlipaySdk from 'alipay-sdk';

const alipaySdk = new AlipaySdk(AlipaySdkConfig);

// TypeScript
import AlipaySdk from 'alipay-sdk';

const alipaySdk = new AlipaySdk({
    appId: '2016123456789012',
    privateKey: fs.readFileSync('./private-key.pem', 'ascii'),
    alipayPublicKey: fs.readFileSync('./public-key.pem', 'ascii'),
});

// JS
const AlipaySdk = require('alipay-sdk').default;

const alipaySdk = new AlipaySdk({
    appId: '2016123456789012',
    privateKey: fs.readFileSync('./private-key.pem', 'ascii'),
    alipayPublicKey: fs.readFileSync('./public-key.pem', 'ascii'),
});

// TypeScript
try {
  const result = await alipaySdk.exec(method, params, options);

  // console.log(result);
} catch (err) {
  // ...
}

// JS
alipaySdk.exec(method, params, options)
  .then(result => {
    // console.log(result);
  })
  .catch(err) {
    // ...
  }

// TypeScript
try {
  const result = await alipaySdk.exec('alipay.system.oauth.token', {
    grantType: 'authorization_code',
    code: 'code',
    refreshToken: 'token'
  }, {
    // 验签
    validateSign: true,
    // 打印执行日志
    log: this.logger,
  });

  // result 为 API 介绍内容中 “响应参数” 对应的结果
  console.log(result);
} catch (err) {
  //...
}

// TypeScript
try {
  const result = await alipaySdk.exec('alipay.trade.close', {
    notifyUrl: 'http://notify_url',
    appAuthToken: '',
    // sdk 会自动把 bizContent 参数转换为字符串，不需要自己调用 JSON.stringify
    bizContent: {
      tradeNo: '',
      outTradeNo: '',
      operatorId: '',
    },
  }, {
    // 验签
    validateSign: true,
    // 打印执行日志
    log: this.logger,
  });

  // result 为 API 介绍内容中 “响应参数” 对应的结果
  console.log(result);
} catch (err) {
  //...
}

// 引入 AlipayFormData 并实例化
import AlipayFormData from 'alipay-sdk/lib/form';

const formData = new AlipayFormData();

// TypeScript
import AlipayFormData from 'alipay-sdk/lib/form';

const formData = new AlipayFormData();

// 增加字段
formData.addField('imageType', 'jpg');
formData.addField('imageName', '图片.jpg');
// 增加上传的文件
formData.addFile('imageContent', '图片.jpg', path.join(__dirname, './test.jpg'));


try {
  const result = await alipaySdk.exec(
    'alipay.offline.material.image.upload',
    // 文件上传类接口 params 需要设置为 {}
    {},
    {
      // 通过 formData 设置请求参数
      formData: formData,
      validateSign: true,
    },
  );

  /**
   * result 为 API 介绍内容中 “响应参数” 对应的结果
   * 调用成功的情况下，返回值内容如下：
   * {
   *   "code":"10000",
   *   "msg":"Success",
   *   "imageId":"4vjkXpGkRhKRH78ylDPJ4QAAACMAAQED",
   *   "imageUrl":"http://oalipay-dl-django.alicdn.com/rest/1.0/image?fileIds=4vjkXpGkRhKRH78ylDPJ4QAAACMAAQED&zoom=original"
   * }
   */
  console.log(result);
} catch (err) {
  //...
}

// TypeScript
import AlipayFormData from 'alipay-sdk/lib/form';

const formData = new AlipayFormData();

formData.addField('notifyUrl', 'http://www.com/notify');
formData.addField('bizContent', {
  outTradeNo: 'out_trade_no',
  productCode: 'FAST_INSTANT_TRADE_PAY',
  totalAmount: '0.01',
  subject: '商品',
  body: '商品详情',
});

try {
  const result = await alipaySdk.exec(
    'alipay.trade.page.pay',
    {},
    { formData: formData },
  );

  // result 为 form 表单
  console.log(result);
} catch (err) {}

// TypeScript
import AlipayFormData from 'alipay-sdk/lib/form';

const formData = new AlipayFormData();
// 调用 setMethod 并传入 get，会返回可以跳转到支付页面的 url
formData.setMethod('get');

formData.addField('notifyUrl', 'http://www.com/notify');
formData.addField('bizContent', {
  outTradeNo: 'out_trade_no',
  productCode: 'FAST_INSTANT_TRADE_PAY',
  totalAmount: '0.01',
  subject: '商品',
  body: '商品详情',
});

try {
  const result = await alipaySdk.exec(
    'alipay.trade.page.pay',
    {},
    { formData: formData },
  );

  // result 为可以跳转到支付链接的 url
  console.log(result);
} catch (err) {}