const app = getApp();
Component({
  properties: {
    data:Object
  },
  data: {

  },
  methods: {
    preview(){
      let url = global.config.eduUrl + this.data.data.url;
      if (this.data.data.content_type.startsWith("image")) {
        wx.previewImage({
          urls: [url]
        });
        return;
      }
      wx.showLoading({
        title: '下载中',
      })
      wx.downloadFile({
        url,
        success: (res) => {
          wx.openDocument({
            filePath: res.tempFilePath,
            showMenu:true,
            fail: app.showError
          });
        },
        fail: app.showError,
        complete: wx.hideLoading
      })
    }
  }
})