shizhong-miniprogram/src/utils/page.ts

/**
 * 使用方法：
 * 1、app.js 引入此文件：const page = require('xx/xx/page);
 * 2、app.js onLaunch 的时候 Page = page
 */

const originalPage = Page

function page(config: WechatMiniprogram.Page.Instance<WechatMiniprogram.IAnyObject, WechatMiniprogram.IAnyObject>) {
  const originalOnLoad = config.onLoad
  config.onLoad = function (options) {
    setImageParams(this)
    getApp().getMenuInfo(this)

    if (originalOnLoad) {
      originalOnLoad.call(this, options)
    }
  }

  const originalOnShareAppMessage = config.onShareAppMessage
  config.onShareAppMessage = function (options) {
    if (originalOnShareAppMessage) {
      return originalOnShareAppMessage.call(this, options)
    } else {
      // const date = new Date();
      // const Timestamp = date.getTime();

      // const pages = getCurrentPages();
      // const currentPage = pages[pages.length - 1];
      // const url = currentPage.route;

      return {
        title: '武田',
        path: '/pages/start/index',
        // imageUrl: `${getApp().globalData.imageUrl}1/1.png?t=${Timestamp}`,
      }
    }
  }

  return originalPage(config)
}

function setImageParams(
  currPage: WechatMiniprogram.Page.Instance<WechatMiniprogram.IAnyObject, WechatMiniprogram.IAnyObject>,
) {
  const date = new Date()
  const Timestamp = date.getTime()
  currPage.setData({
    imageUrl: getApp().globalData.imageUrl,
    Timestamp,
  })
}

export default page