MiniprogramParentWeb/miniprogram/pages/home/home.js

import request from '../../utils/request';
import { fenApi } from '../../api/core';
import { getBaseUrl } from '../../utils/utilsServes';
// pages/home/home.js
Page({

    /**
     * 页面的初始数据
     */
    data: {
        wlanList: [
            /* {SSID: '测试', BSSID: 'dc:fe:18:85:a5:7c', frequency: 5259} */
        ], //当前wlan列表
        isConnectWlan: null, //是否已经连接上WLAN
        connectWlanBssid: '', //当前连接WLAN的BSSID
        imei: '', //设备imei
        fenceId: '', //围栏id
        appType: '', //应用类型
        env: '', //运行环境
    },

    /**
     * 生命周期函数--监听页面加载
     */
    onLoad: function (options) {
        this.onStartWifi();
        this.checkOptions(options);
        this.getAuth();
    },
    onHide() {
        // 点击小程序右上角的关闭按钮时清空authToken
        wx.removeStorage({
          key: 'authToken',
        })
    },
    // 获取token
    getAuth() {
        // 获取token时有token清空token，防止获取token接口的时候带上token
        if(wx.getStorageSync('authToken')) {
            wx.removeStorage({
              key: 'authToken'
            })
        }
        const manufactorId = "2cae99d6-0475-42fe-9fa7-ca27e03077de";
        const baseUrl = getBaseUrl(this.data.env);
        const requestUrl = baseUrl + fenApi.getAuth;
        request.post(requestUrl, {
            manufactorId: manufactorId
        }).then(res => {
            if( res.code === 0 ) {
                // 先清除原来token，再把新token存在来
                if(wx.getStorageSync('authToken')) {
                    wx.removeStorage('authToken');
                }
                wx.setStorage({
                    key: "authToken",
                    data: res.data,
                })
            };
        }).catch(error => {
            console.log("error", error);
        })
    },
    // 检查并获取从微信公众号传过来的参数
    checkOptions(options) {
        // todo 获取从微信公众号跳转的参数
        if(JSON.stringify(options) === '{}') {
            console.log("当前页面无携带参数");
        } else {
            console.log("存在参数", options);
            this.setData({
                imei: options.imei,
                fenceId: options.fenceId,
                appType: options.appType,
                env: options.env
            });
        };
    },

    /**
     * 生命周期函数--监听页面初次渲染完成
     */
    onReady: function () {
        
    },

    /**
     * 生命周期函数--监听页面显示
     */
    onShow: function () {

    },

    /**
     * 生命周期函数--监听页面卸载
     */
    onUnload: function () {

    },

    /**
     * 页面相关事件处理函数--监听用户下拉动作
     */
    onPullDownRefresh: function () {

    },

    /**
     * 页面上拉触底事件的处理函数
     */
    onReachBottom: function () {

    },

    /**
     * 用户点击右上角分享
     */
    onShareAppMessage: function () {

    },
    navigateTo() {
        wx.navigateTo({
            url: '/pages/lifecyle/lifecyle'
        })
    },
    switchTab() {
        wx.switchTab({
            url: "/pages/list/list",
        })
    },
    // 加载wifi模板
    onStartWifi() {
        let that = this;
        wx.startWifi({
            success() {
                that.getWifiList();
            },
            fail(res) {
                console.log("失败", res.errMsg);
                wx.showModal({
                    title: '温馨提示',
                    content: `当前用户未打开WIFI和GPS`,
                    showCancel: false,
                })
            }
        });
    },
    // 获取当前链接的wifi信息
    getConnectedWifi: function () {
        let that = this;
        wx.getConnectedWifi({
            success(res) {
                if(res && (res.wifi.frequency / 1000) < 2.5) {
                    // 如果已经连接上WLAN 并且是2.4G频段
                    that.setData({
                        isConnectWlan: true,
                        connectWlanBssid: res.wifi.BSSID,
                    })
                }
            },
            fail(res) {
                console.log(res.errMsg);
                that.setData({
                    isConnectWlan: false
                })
            }
        })
    },
    // 刷新
    onRefresh() {
        this.getWifiList();
        this.getAuth();

    },
    // 搜索不到WLAN
    onHelp() {
        wx.showModal({
            title: '温馨提示',
            content: `请您前往手机-设置-WLAN，打开WLAN开关并且打开手机的GPS`,
            showCancel: false,
        })
    },
    // 保存WLAN信息
    onSave(value) {
        const currentWlanInfo = value.currentTarget.dataset.name;
        let that = this;
        wx.showModal({
          title: '温馨提示',
          content: `当前选中WLAN是:
          ${currentWlanInfo.SSID}
          `,
          cancelText: '关闭',
          confirmText: that.data.fenceId ? `选择` : `复制`,
          success: (res) => {
            if (res.confirm && that.data.fenceId) {
                wx.showToast({
                    title: '设置中',
                    icon: 'loading'
                })
                let reqBody = {
                    imei: this.data.imei,
                    fenceId: this.data.fenceId,
                    wifiName: currentWlanInfo.SSID,
                    wifiInfo: currentWlanInfo.BSSID
                };
                // 请求url分为：基础url + 接口Url
                const baseUrl = getBaseUrl(this.data.env);
                const requestUrl = baseUrl + fenApi.bindFenceWifi;
                request.post(requestUrl, {
                    ...reqBody,
                }).then(() => {
                    wx.showToast({
                      title: '设置成功',
                      icon: 'success'
                    })
                }).catch(() => {
                    wx.hideToast();
                    wx.showModal({
                        title: '温馨提示',
                        content: '出错了，请您点击刷新按钮重新刷新页面后再重新设置',
                        showCancel: false
                    })
                })
            }
          }
        })
    },
    // 获取当前连接的周边的wifi列表
    getWifiList() {
        let that = this;
        // 先获取当前连接的wifi信息
        that.getConnectedWifi();
        wx.showLoading({
            title: '获取中WLAN...'
        });
        wx.getWifiList({
            success(res) {
                wx.hideLoading();
                wx.showToast({
                    title: '获取成功',
                    icon: 'success'
                });
                wx.onGetWifiList((result) => {
                    // 筛选wifi名称为空的数据
                    let wifiList = result.wifiList.filter(item => {
                        return item.SSID !== '';
                    }).filter(item => {
                        // 筛选 2.4GHZ的wifi
                        return item.frequency ? ( item.frequency / 1000 ) < 2.5 : item;
                    });
                    console.log("可用的wifi列表", wifiList);
                    // ，如果有已连接的wifi则将已连接的wifi移动到第一位，否则不做任何操作
                    if(that.data.connectWlanBssid !== '') {
                        //let newWifiList = that.data.wlanList;
                        // 找到与当前已连接wifi相同bssid数据的下标
                        const index = wifiList.findIndex(v => v.BSSID === that.data.connectWlanBssid);
                        //根据该对象在数组的下标从数组中移出
                        const moveObj = wifiList.splice(index, 1); 
                        //把当前数据插入到数据首位
                        wifiList.splice(0, 0, ...moveObj); 
                        that.setData({
                            wlanList: wifiList
                        })
                    } else {
                        that.setData({
                            wlanList: wifiList
                        })
                    }
                });
            },
            fail(res) {
                wx.hideLoading();
                wx.showModal({
                    title: '温馨提示',
                    content: '当前用户未打开WIFI和GPS',
                    showCancel: false,
                })
            },
        });
    }
})