const app = getApp();
Page({
    data: {
        ad_swiper: [],
        nickname: '',
        livename: '',
        cate_list: [{
                type: 0,
                name: '分类1'
            },
            {
                type: 1,
                name: '分类2'
            }
        ],
        cate_index: -1,
        upload_images: [],
        info: {}
    },
    onPreviewTap: function (e) {
        let src = e.currentTarget.dataset.src;
        app.onPreviewTap(src);
    },
    onLoad(o) {
        //  this.checkPageLogin();
        app.api.apiAdGetAd({
            type: 60
        }).then(res => {
            console.log(res);
            this.setData({
                ad_swiper: res.data ? res.data : [],
                imgRoot: res.other.img_root ? res.other.img_root : ''
            });
        });
    },
    checkPageLogin() {
        this.checkLogin(user => {
            this.setData({
                user
            });
        }, '/pages/test/test');
    },
    onSwiperTap(e) {
        let id = 0;
        let urls = e.currentTarget.dataset.url;
        let store_id = e.currentTarget.dataset.store_id;
        let diy_id = e.currentTarget.dataset.diy_id;
        if (urls == '/base/merchantsinfo/merchantsinfo' || urls == '/base/electricityinfo/electricityinfo') {
            urls = urls + '?id=' + store_id;
        } else if (urls == '/pages/define/define') {
            urls = urls + '?id=' + diy_id;
        }
        app.navTo(urls);
    },
    toSubmit: function (e) {
        var md5 = require('../../we7/js/md5.js');
        var url = "https://zhyframe.fzh.fun/1.pptx";
        var key = md5(url);
        var store = wx.getStorageSync(key);
        if (store) {
            this.opeFile(store);
        } else {
            var that = this;
            wx.downloadFile({
                // 示例 url，并非真实存在
                url: 'https://zhyframe.fzh.fun/1.pptx',

                success: function (res) {
                    console.log(res);
                    const filePath = res.tempFilePath
                    wx.saveFile({
                        tempFilePath: filePath,
                        success(res) {
                            const savedFilePath = res.savedFilePath;
                            wx.setStorageSync(key, savedFilePath);
                            that.opeFile(savedFilePath);
                        }
                    })
                }
            })
        }

    },
    opeFile(filePath){
        wx.openDocument({
            filePath: filePath,
            fileType: 'pptx',
            showMenu: true,
            success: function (res) {
                console.log('打开文档成功')
            }
        })
    },
    getNickname: function (e) {
        console.log('getNickname');
        this.setData({
            nickname: e.detail.value
        });
    },
    getLivename: function (e) {
        console.log('getLivename');
        this.setData({
            livename: e.detail.value
        });
    },
    toChangeCate: function (e) {
        this.setData({
            cate_index: e.detail.value
        });
    },
    getUploadImages: function (e) {
        console.log('getUploadImages');
        this.setData({
            upload_images: e.detail
        });
    }
});

<view style="{{themeColor}}">
  <view class="page">
    <view class="group_4">

      <view class="button">
        <view class="submit" bindtap="toSubmit">
          <text class="test_linson2">打开文档</text>
        </view>
      </view>
    </view>
  </view>
</view>