需求:留言可以点赞,点过赞之后图标变化,没人只能点赞一次,留言可以在留言
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index.wxml
<view class='liuyanbox'> <view class='ly-title clear'> <view class='llt-left fl'>邻居评论({{yanlist.count}})</view> <view class='llt-right fr' data-id="0" data-user="{{list.user_id}}" bindtap='liuynChange'>我要留言</view> </view> <view> <view class='xunhuan' wx:for="{{yanlist.list}}"> <view class='zuobianll'> <view class='ll-content clear'> <view class='llc-touxiang fl'> <image class='llc-image' src='{{item.avatar}}'></image> </view> <view class='llc-nall fl clear'> <view class='clear'> <view class='llc-name fl'>{{item.nick_name}}</view> <view class='llc-time fl'>{{item.create_date}}</view> </view> <view class='ll-lynr'> <text space="emsp" class='ll-trxt'>{{item.content}}</text> </view> </view> </view> <view class='haz clear'> <view class='fr huifu'> <image class='hf-img' data-id="{{item.id}}" data-user="{{item.user_id}}" bindtap='liuynChange' src='https://jpadmin.99dudesign.com/public/img/source/btn_icon_huifu.png'></image> </view> <view class='fr dianzan clear'> <!-- <image class='dzimg fl' src='https://jpadmin.99dudesign.com/public/img/source/btn_icon_zhendianzan.png' data-id="{{item.id}}" bindtap='llzanChange'></image> --> <view class='dzimg fl {{item.lldzView?"dzimg2":"nodzimg2"}}' data-id="{{item.id}}" bindtap='llzanChange'></view> <view class='dz-num fl' data-text="{{item.like_count}}">{{item.like_count}}</view> </view> </view> </view> <view class='one-huiwo' wx:if="{{item._child}}!=null" wx:for="{{item._child}}"> <view class='hw-top clear'> <view class='htop-tx fl'> <image class='htptx-img' src='{{item.avatar}}'></image> </view> <view class='htop-you fl '> <view class='htop-name clear '> <view class='fl hh-name'>{{item.nick_name}}</view> <view class='fl hh-time'>{{item.create_date}}</view> </view> <view class='htop-content '> <text class='' space="emsp">{{item.content}}</text> </view> </view> </view> <view class='htop-dz clear'> <view class='fr hhdznum' data-text="{{item.like_count}}">{{item.like_count}}</view> <view class='fr dz {{item.cnmView?"dzimg2":"nodzimg2"}}' data-id="{{item.id}}" bindtap='llzanChangeTwo'></view> </view> </view> </view> </view> </view> <!-- 留言 --> <view class='zhegai hide {{llbView?"block":""}}' bindtap='llbquxiao'></view> <view class='liuyanban hide {{llbView?"block":""}}'> <view class='liuybtitle'>留言</view> <textarea class='shuruk' value="{{llbcontent}}" bindinput="llbInput"></textarea> <view class='qandq clear'> <view class='quxiao fl' bindtap='llbquxiao'>取消</view> <view class='queding fl' bindtap='llbChange'>确定</view> </view> </view>
主要的wxss代码(用于点赞的展示,实现小手、空心小手)
.nodzimg2 { background: url(空心); background-size: 100%; } .dzimg2 { background: url(实心); background-size: 100%; }
js
var liuynfun = function (that) { wx.request({ url: getApp().data.host + '...', method: "POST", data: { "column": "Routine", "row_id": that.data.url }, header: { 'content-type': 'application/x-www-form-urlencoded' }, success: function (res) { if (res.data.list != "") { //第一行留言 for (var i in res.data.list) { res.data.list[i].lldzView = false; if (res.data.list[i].like_user != null) { if (res.data.list[i].like_user.indexOf(wx.getStorageSync('user_id')) != "-1") { res.data.list[i].lldzView = true } } // 第二行留言 if (res.data.list[i]._child){ for (var j in res.data.list[i]._child){ res.data.list[i]._child[j].cnmView=false if (res.data.list[i]._child[j].like_user != null) { if (res.data.list[i]._child[j].like_user.indexOf(wx.getStorageSync('user_id')) != "-1") { res.data.list[i]._child[j].cnmView = true } } } } } } that.setData({ yanlist: res.data }) } }) }
从后台传过来的数据
留言里面的留言
js
点击我要留言
liuynChange: function (e) { var that = this; console.log(e.currentTarget.dataset.id) that.setData({ llbView: true, pid: e.currentTarget.dataset.id, to_user_id: e.currentTarget.dataset.user }) },
留言点赞
llzanChangeTwo: function (e) { console.log(e) var that = this; wx.request({ url: getApp().data.host + '...', method: "POST", data: { "column": "Reply", "user_id": wx.getStorageSync('user_id'), "id": e.currentTarget.dataset.id }, header: { 'content-type': 'application/x-www-form-urlencoded' }, success: function (res) { var data = that.data.yanlist console.log(data) if (res.data != null) { if (res.data.indexOf(wx.getStorageSync('user_id')) == "-1") { for (var i in data.list) { if (data.list[i]._child) { for (var j in data.list[i]._child) { if (e.currentTarget.dataset.id == data.list[i]._child[j].id) { data.list[i]._child[j].cnmView=true data.list[i]._child[j].like_count = parseInt(data.list[i]._child[j].like_count) + 1 } } } } that.setData({ yanlist: data }) } } else { for (var i in data.list) { if (data.list[i]._child) { for (var j in data.list[i]._child) { if (e.currentTarget.dataset.id == data.list[i]._child[j].id) { data.list[i]._child[j].cnmView = true data.list[i]._child[j].like_count = parseInt(data.list[i]._child[j].like_count) + 1 } } } } that.setData({ yanlist: data }) } } }) },
点赞返回的为点赞人的id
其中所得View初始化全部为false
以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持创新互联。
当前题目:微信小程序实现留言功能
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