var wechat_installed = false;

const WeChat = {
  init: function() {
    try {
      this.checkInstall();
    } catch {
      console.log("Wechat is undefined !");
    }
  },

  checkInstall: function() {
    Wechat.isInstalled(
      function(installed) {
        wechat_installed = installed;
        console.log("Wechat installed: " + (installed ? "Yes" : "No"));
      },
      function(reason) {
        wechat_installed = false;
        console.log("Failed: " + reason);
      }
    );
  },

  shareText: function(text, callback, type) {
    if (!wechat_installed) return;

    if (type == undefined) type = Wechat.Scene.SESSION;
    else type = Wechat.Scene.TIMELINE;

    Wechat.share(
      {
        text: text,
        scene: type
      },
      function() {
        callback(true);
      },
      function(reason) {
        callback(false, reason);
      }
    );
  },

  // title: "这是分享的标题",
  // description: "这是分享的描述",
  // thumb: "www/assets/imgs/logo.png",
  // media: {
  //   type: Wechat.Type.WEBPAGE,
  //   webpageUrl: "https://www.jason-z.com"
  // }
  shareLink: function(message, callback, type) {
    if (!wechat_installed) return;

    if (type == undefined) type = Wechat.Scene.SESSION;
    else type = Wechat.Scene.TIMELINE;

    Wechat.share(
      {
        message: message,
        scene: type
      },
      function() {
        callback(true);
      },
      function(reason) {
        callback(false, reason);
      }
    );
  },

  // partnerid: '10000100', // merchant id
  // prepayid: 'wx201411101639507cbf6ffd8b0779950874', // prepay id
  // noncestr: '1add1a30ac87aa2db72f57a2375d8fec', // nonce
  // timestamp: '1439531364', // timestamp
  // sign: '0CB01533B8C1EF103065174F50BCA001', // signed string
  pay: function(params, callback) {
    if (!wechat_installed) return;
    Wechat.sendPaymentRequest(
      ret.data,
      function() {
        callback(true, ret.data);
      },
      function(reason) {
        callback(false, reason);
      }
    );
  }
};

const Alipay = {
  init: function() {},

  pay: function() {}
};

export default WeChat;