/* global wx */

const {
  notifyPreviousWebView,
  parsePayParams,
  requestWechatPayment,
} = require('../host-bridge/payment');

function createWechatPayPage(pageContext) {
  return {
    data: {
      title: '正在拉起支付',
      errorMessage: '',
    },

    async onLoad(query) {
      const requestId = String(query.requestId || '');
      const orderId = String(query.orderId || '');
      const payParams = parsePayParams(query.payParams);
      if (!requestId || !payParams) {
        const page = pageContext ?? this;
        page.setData({
          title: '支付失败',
          errorMessage: '缺少支付参数。',
        });
        return;
      }

      const payResult = await requestWechatPayment(payParams);
      notifyPreviousWebView(requestId, orderId, payResult);
      wx.navigateBack();
    },

    handleBack() {
      wx.navigateBack();
    },
  };
}

module.exports = {
  createWechatPayPage,
};