nyx weapp: 添加并优化点赞功能

1. 子页面数据传递到父页面; 子页面通过prevPage.setData, 同时父页面在onShow()里添加数据处理函数
2. num_like动态数据不通过js来传递，通过前端的wxml来进行拼接，由此同步更新num_like数据

增值产品-小程序及app/nyx-master/config.js

-//config.js API全局域名配置
+//config.js API全局域名配置
@@ -56,6 +56,8 @@ var config={
   oss_token_url: host_key + "/api/nyx/oss/getToken",
   oss_token_url: host_key + "/api/nyx/oss/getToken",
   oss_callback_url: login_url + "/api/nyx/oss/callback",
   oss_callback_url: login_url + "/api/nyx/oss/callback",
   post_like_url: host_key + "/api/nyx/post/like",
   post_like_url: host_key + "/api/nyx/post/like",
+  activity_like_url: host_key + "/api/nyx/activity/like",
+  activity_like_del_url: host_key + "/api/nyx/activity/like/del",
   check_text_url: host_key + "/api/nyx/wx/check/text",
   check_text_url: host_key + "/api/nyx/wx/check/text",
   check_pic_url: host_key + "/api/nyx/wx/check/pic",
   check_pic_url: host_key + "/api/nyx/wx/check/pic",
 }
 }

增值产品-小程序及app/nyx-master/pages/activity/activity-info/activity-info.js

-// pages/activity/activity-info/activity-info.js
+// pages/activity/activity-info/activity-info.js
 // pages/activity/activity-info/activity-info.js
 // pages/activity/activity-info/activity-info.js
+var config = wx.getStorageSync("config");
+var app = getApp();
+
 Page({
 Page({
 
 
   /**
   /**
@@ -21,6 +24,9 @@ Page({
     // 基础数据
     // 基础数据
     activityInfo: {},
     activityInfo: {},
 
 
+    //点赞模块
+    likeDict: {},
+  
   },
   },
 
 
   /**
   /**
@@ -49,6 +55,7 @@ Page({
     var activityInfo = _this.__data__.activityInfo
     var activityInfo = _this.__data__.activityInfo
     if (Object.keys(activityInfo).length==0 && options.title != "") 
     if (Object.keys(activityInfo).length==0 && options.title != "") 
     {
     {
+      activityInfo['index_id'] = options.index_id;
       activityInfo['activity_id'] = options.activity_id;
       activityInfo['activity_id'] = options.activity_id;
       activityInfo['note_image'] = options.note_image.split("::");
       activityInfo['note_image'] = options.note_image.split("::");
       activityInfo['title'] = options.title;
       activityInfo['title'] = options.title;
@@ -79,6 +86,12 @@ Page({
     //get the activity_item, then add to activityInfo
     //get the activity_item, then add to activityInfo
     _this.getActivityItem(activityInfo['activity_id'])
     _this.getActivityItem(activityInfo['activity_id'])
 
 
+    //初始化likeDict
+    if (!wx.getStorageSync('likeDict')) {
+        var likeDict = {}
+        wx.setStorageSync('likeDict', likeDict)
+    }
+
   },
   },
 
 
   /**
   /**
@@ -106,6 +119,26 @@ Page({
    * 生命周期函数--监听页面卸载
    * 生命周期函数--监听页面卸载
    */
    */
   onUnload: function () {
   onUnload: function () {
+    var _this = this;
+
+    // 获取likeDict
+    var likeDict = _this.__data__.likeDict
+    var activityId = _this.__data__.activityInfo['activity_id']
+    var numLike = _this.__data__.activityInfo['num_like']
+    var indexId = _this.__data__.activityInfo['index_id']
+    // 如果存在update操作, 则更新
+    if (likeDict[activityId] != undefined && likeDict[activityId] != 0 ) {
+      _this.submitLike(activityId, likeDict[activityId])
+    }
+
+    var pages = getCurrentPages();
+    var currPage = pages[pages.length - 1];   //当前页面
+    var prevPage = pages[pages.length - 2];  //上一个页面
+
+    //直接调用上一个页面的setData()方法，把数据存到上一个页面中去
+    prevPage.setData({
+      likeDictSub: { 'index_id': indexId, 'num_like': numLike}
+    })
   
   
   },
   },
 
 
@@ -227,5 +260,78 @@ Page({
    });
    });
   },
   },
 
 
+  submitLike: function (activityId, op) {
+    var _this = this;
+    var strUrl = op == 1 ? config.activity_like_url + '?activityId=' + activityId : config.activity_like_del_url + '?activityId=' + activityId
+    config.debug == 1 ? console.log("===submitLike strUrl is: " + strUrl) : ""
+    wx.request({
+      url: strUrl,
+      method: 'GET',
+      header: {
+        'Cookie': wx.getStorageSync('cookieKey'),
+      },
+      success: function (res) {
+        if (res.statusCode == 200) {
+          //表示查询成功
+          console.log(res.data);
+          // var activityInfo = _this.__data__.activityInfo
+          // var likeDictStorage = wx.getStorageSync('likeDict')
+          // activityInfo['num_like'] = activityInfo['num_like'] + 1
+          // likeDict[activityId] = 1
+          // wx.setStorageSync('likeDict', likeDict)
+          
+          // _this.setData({
+          //   likeDict: likeDict,
+          //   activityInfo: activityInfo,
+          // })
+        }
+      }
+    })
+
+  },
+
+  // 接收前端请求
+  onSubmitLike: function (e) {
+    var _this = this;
+    let activityId = e.currentTarget.dataset.id; // 获取活动id
+    var activityInfo = _this.__data__.activityInfo
+    // storage.likeDict 只负责前端显示
+    // data.likeDict    负责数据库操作    
+    var likeDict = _this.__data__.likeDict
+    var likeDictStorage = wx.getStorageSync('likeDict')
+
+    // 添加操作, 一定是storage的值为0或者undefined
+    if (likeDictStorage[activityId] == 0 || likeDictStorage[activityId] == undefined) {
+      // 同步更新likeDict和activityInfo, like+1
+      // 同步更新前端
+      activityInfo['num_like'] = parseInt(activityInfo['num_like']) + 1
+      likeDictStorage[activityId] = 1
+      // 表示本页面有数据操作
+      likeDict[activityId] = likeDict[activityId]!=undefined ? likeDict[activityId] + 1 : 1
+      wx.setStorageSync('likeDict', likeDictStorage)
+      
+      _this.setData({
+        likeDict: likeDict,
+        activityInfo: activityInfo,
+      })
+
+    }
+    // 删除操作, 一定是storage的值为1
+    else if(likeDictStorage[activityId] == 1 && likeDictStorage[activityId] != undefined)
+    {
+      //同步更新likeDict和activityInfo, like-1
+      activityInfo['num_like'] = parseInt(activityInfo['num_like']) - 1
+      likeDictStorage[activityId] = 0
+      likeDict[activityId] = likeDict[activityId]!=undefined ? likeDict[activityId] - 1 : -1
+      wx.setStorageSync('likeDict', likeDictStorage)
+      
+      _this.setData({
+        likeDict: likeDict,
+        activityInfo: activityInfo,
+      })
+
+    }
+  },  
+
 
 
 })
 })
\ No newline at end of file

增值产品-小程序及app/nyx-master/pages/activity/activity-info/activity-info.wxml

-<wxs module="tutil" src="./../../../utils/date.wxs"></wxs>
+<wxs module="tutil" src="./../../../utils/date.wxs"></wxs>
@@ -18,7 +18,7 @@
         <view class="clone-left">￥{{activityInfo.unit_price}}</view>
         <view class="clone-left">￥{{activityInfo.unit_price}}</view>
 
 
         <block wx:if="{{memberId==''}}">
         <block wx:if="{{memberId==''}}">
-          <view class="clone-right" bindtap="onSubmitLike" data-id='{{index}}'>
+          <view class="clone-right" bindtap="onSubmitLike" data-id='{{activityInfo.activity_id}}'>
             <view class="note-column" style="font-size: 24rpx;font-weight:normal;color: #000;align-items:center">
             <view class="note-column" style="font-size: 24rpx;font-weight:normal;color: #000;align-items:center">
               <image src="../../../icon/activity/like.png"></image>
               <image src="../../../icon/activity/like.png"></image>
               {{activityInfo.num_like}}
               {{activityInfo.num_like}}
@@ -26,7 +26,7 @@
           </view>
           </view>
         </block>
         </block>
         <block wx:else>
         <block wx:else>
-          <view class="clone-right" bindtap="onClickClone" data-id='{{index}}'>
+          <view class="clone-right" bindtap="onClickClone" data-id='{{activityInfo.activity_id}}'>
             <view class="note-column" style="font-size: 24rpx;font-weight:normal;color: #000;align-items:center">
             <view class="note-column" style="font-size: 24rpx;font-weight:normal;color: #000;align-items:center">
               <image src="../../../icon/activity/clone.png"></image>
               <image src="../../../icon/activity/clone.png"></image>
               克隆
               克隆

增值产品-小程序及app/nyx-master/pages/activity/activity.js

-// pages/activity/activity.js
+// pages/activity/activity.js
@@ -40,8 +40,8 @@ Page({
     strSearch : "", //搜索的字串
     strSearch : "", //搜索的字串
     inputVal : "", //输入字符串，主要用于页面显示
     inputVal : "", //输入字符串，主要用于页面显示
 
 
-    //点赞模块
-    likeDict: {},
+    //点赞模块-来自子页面
+    likeDictSub: {},
 
 
     //二维码信息
     //二维码信息
     qRCodeMsg: "",
     qRCodeMsg: "",
@@ -164,6 +164,17 @@ Page({
    * 生命周期函数--监听页面显示
    * 生命周期函数--监听页面显示
    */
    */
   onShow: function () {
   onShow: function () {
+    var _this = this;
+    var likeDictSub = _this.__data__.likeDictSub;
+    var activities  = _this.__data__.activities;
+    if(likeDictSub.hasOwnProperty('index_id'))
+    {
+      var index = likeDictSub['index_id']
+      activities[index]['num_like'] = likeDictSub['num_like']
+      _this.setData({
+        activities: activities
+      })
+    }
 
 
   },
   },
 
 
@@ -236,8 +247,9 @@ Page({
   */
   */
   getActivities: function (scrollType, pageNum, pageCount, strCategory, strSearch) {
   getActivities: function (scrollType, pageNum, pageCount, strCategory, strSearch) {
     var _this = this;
     var _this = this;
+
     // 如果是"推荐"和"搜索"，需要单独处理
     // 如果是"推荐"和"搜索"，需要单独处理
-    // '搜索'tab的时候，需要转换为搜索的关键词(_this.__data__.strSearch)
+    // '搜索'tab的时候, 需要转换为搜索的关键词(_this.__data__.strSearch)
     var query_url = '&title=' + strSearch + '&orderType=' + strCategory
     var query_url = '&title=' + strSearch + '&orderType=' + strCategory
 
 
     var strUrl = config.activity_query_url + "?pageCount=" + pageCount
     var strUrl = config.activity_query_url + "?pageCount=" + pageCount
@@ -283,11 +295,11 @@ Page({
             result["end_datetime"] = end_datetime
             result["end_datetime"] = end_datetime
 
 
             var url_quiz = "../activity/quiz-info/quiz-info?"
             var url_quiz = "../activity/quiz-info/quiz-info?"
-              +"&activity_id="+result["activity_id"]
+              +"activity_id="+result["activity_id"]
+              +"&index_id="+i
               +"&note_image="+res.data.data[i].noteImage //传递原始string数据, List不正确
               +"&note_image="+res.data.data[i].noteImage //传递原始string数据, List不正确
               +"&title="+result["title"]
               +"&title="+result["title"]
               +"&content="+result["content"]
               +"&content="+result["content"]
-              +"&num_like="+result["num_like"]
               +"&quiz="+result["quiz"]
               +"&quiz="+result["quiz"]
               +"&point="+result["point"]              
               +"&point="+result["point"]              
               +"&member_id="+result["member_id"]
               +"&member_id="+result["member_id"]
@@ -296,12 +308,12 @@ Page({
               +"&member_logo="+result["member_logo"]
               +"&member_logo="+result["member_logo"]
             var url_activity = "../activity/activity-info/activity-info?"
             var url_activity = "../activity/activity-info/activity-info?"
               +"activity_id="+result["activity_id"]
               +"activity_id="+result["activity_id"]
+              +"&index_id="+i
               +"&note_image="+res.data.data[i].noteImage //传递原始string数据, List不正确
               +"&note_image="+res.data.data[i].noteImage //传递原始string数据, List不正确
               +"&title="+result["title"]
               +"&title="+result["title"]
               +"&title_abbr="+result["title_abbr"]
               +"&title_abbr="+result["title_abbr"]
               +"&content="+result["content"]
               +"&content="+result["content"]
               +"&address_name="+result["address_name"]
               +"&address_name="+result["address_name"]
-              +"&num_like="+result["num_like"]
               +"&unit_price="+result["unit_price"]
               +"&unit_price="+result["unit_price"]
               +"&product_desc="+result["product_desc"]
               +"&product_desc="+result["product_desc"]
               +"&member_id="+result["member_id"]
               +"&member_id="+result["member_id"]
@@ -374,46 +386,6 @@ Page({
     })    
     })    
   },
   },
 
 
-  submitLike: function (postId) {
-    var _this = this;
-    var strUrl = config.post_like_url + '?postId=' + postId
-    config.debug == 1 ? console.log("===submitLike strUrl is: " + strUrl) : ""
-    wx.request({
-      url: strUrl,
-      method: 'GET',
-      header: {
-        'Cookie': wx.getStorageSync('cookieKey'),
-      },
-      success: function (res) {
-        if (res.statusCode == 200) {
-          //表示查询成功
-          console.log(res.data);
-          var activitiesList = _this.data.activities
-          var likeDict = _this.data.likeDict
-          for (var j = 0; j < activitiesList.length; j++) {
-            if (activitiesList[j].post_id == postId)
-              activitiesList[j].like = parseInt(activitiesList[j].like) + 1
-              likeDict[postId] = 1
-          }
-          _this.setData({
-            likeDict: likeDict,
-            activities: activitiesList,
-          })
-        }
-      }
-    })
-
-  },
-
-  onSubmitLike: function (e) {
-    var _this = this;
-    let postId = e.currentTarget.dataset.postId;//获取评论内容
-    var likeDict = _this.data.likeDict
-    if (likeDict[postId] == 0 || likeDict[postId] == undefined) {
-      _this.submitLike(postId)
-    }
-  },
-
   /* 
   /* 
     二维码信息: 
     二维码信息: 
     1. 二维码生成: https://cli.im/
     1. 二维码生成: https://cli.im/

增值产品-小程序及app/nyx-master/pages/activity/activity.wxml

-<wxs module="tutil" src="./../../utils/date.wxs"></wxs>
+<wxs module="tutil" src="./../../utils/date.wxs"></wxs>
@@ -92,11 +92,11 @@
     <view class="item stamp stamp01" style="192rpx;">
     <view class="item stamp stamp01" style="192rpx;">
         <!-- 商品信息 -->
         <!-- 商品信息 -->
         <view class="note-row">
         <view class="note-row">
-          <navigator url="{{item.url}}" >
+          <navigator url='{{item.url}}&num_like={{item.num_like}}' >
             <image class="writer-image" src="{{item.note_image[0]}}"/>
             <image class="writer-image" src="{{item.note_image[0]}}"/>
           </navigator>
           </navigator>
             <view class="note-column">
             <view class="note-column">
-              <navigator url="{{item.url}}" >
+              <navigator url='{{item.url}}&num_like={{item.num_like}}' >
               <!-- 商家信息 -->
               <!-- 商家信息 -->
               {{item.title}}
               {{item.title}}
               <!-- 商品价格 -->
               <!-- 商品价格 -->