微信小程序宠物论坛4

// 初始化数据化
const db = wx.cloud.database();
const cont = db.collection('comment');
const _ = db.command
Page({
data: {
value:"请输入评论...",
id:"",
post:[],  //帖子信息
postid: "" , //帖子ID
time:"", //时间
content:"",//内容
userid:"",//发帖人的id
heads:"",//头像
nickname:"" ,//昵称
collect:'', //收藏表返回
collectid:'',//收藏表ID
},
// //下拉刷新加载数据
// onPullDownRefresh: function () {
//   wx.showNavigationBarLoading()
//   wx.hideNavigationBarLoading();
//   const _ = db.command
//   const openid=this.data.openid
//   const id=this.data.id
//   // 查询收藏表
//   db.collection('connection').where({
//     _openid: openid,
//     postid: id
//   })
//     .get({
//       success: res => {
//         console.log(res.data)
//         this.setData({
//           collect: res.data.length,
//           collectid: res.data[0]._id
//         })
//         console.log(this.data.collect)
//       },
//       fail:res=>{
//         console.log(res.data)
//       }
//     })
//   setTimeout(function () {
//     wx.hideNavigationBarLoading() //完成停止加载
//     wx.stopPullDownRefresh() //停止下拉刷新
//   }, 1500);
// },
handlecontentInput(e) {
const value = e.detail.value
this.data.content = value
},
onLoad: function (options) {
// 获取用户openid
wx.cloud.callFunction({
name: "getopenid",
success: res => {
this.setData({
openid: res.result.openid
})
console.log(res.result.openid)
},
fail(res) {
console.log("获取openid失败")
}
})
const openid = this.data.openid   //当前用户ID
console.log(openid)
// 获取评论用户的昵称和头像
db.collection('user').where({
_openid: openid
})
.get({
success: res => {
console.log(res.data)
this.setData({
nickname: res.data[0].nickname,
heads: res.data[0].heads
})
}
})
this.setData({
postid:options.id,
id: options.id,
}) 
console.log(this.data.id)
var id=this.data.id //当前帖子ID
// 查询收藏表
db.collection('connection').where({
_openid: openid,
postid:id
})
.get({
success: res => {
console.log(res.data)
this.setData({
collect:res.data.length,
collectid:res.data[0]._id
})
console.log(this.data.collectid)
}
})
// 查询当前帖子信息
db.collection('post').where({
_id: id
})
.get({
success: res=>{
console.log(res.data)
this.setData({
post: res.data,
userid:res.data[0]._openid
})
}
})
//查询评论表
wx.cloud.callFunction({
name: 'getpost',
data: {
mark: 'getcomment',
postid: this.data.postid
}
}).then(res => {
console.log(res)
this.setData({
comment: res.result.data
})
}).catch(err => { })
},
//   db.collection('comment').where({
//     postid: id
//   })
//     .get({
//       success: res => {
//         console.log(res.data)
//         this.setData({
//           comment: res.data,
//         })
//       }
//     })
//   this.setData({
//     postid:id1
//   })
// },
// 发表评论
submit(e){
const nickname=this.data.nickname
const heads=this.data.heads
var util = require('../../utils/util.js');
const time = util.formatTime(new Date());
this.setData({
time: time
});
const content=this.data.content
const postid = this.data.postid
console.log(postid)
const userid=this.data.userid
if(content=='')
{
wx.showModal({
title: '提示',
content: '请先输入评论再发布',
success(res) {
if (res.confirm) {
console.log('用户点击确定')
} else if (res.cancel) {
console.log('用户点击取消')
}
}
})
}
else
{
// 将评论写入数据库
db.collection('comment').add({
data: {
postid: postid,
content: content,
time: time,
userid: userid,
nickname: nickname,
heads: heads,
review:'0'
},
success: function (res) {
wx.showToast({
title: '发布成功，请等待审核',
icon: 'success',
mask: true,
duration: 1000,
})
},
})
//查询评论表
wx.cloud.callFunction({
name: 'getpost',
data: {
mark: 'getcomment',
postid: this.data.postid
}
}).then(res => {
console.log(res)
this.setData({
comment: res.result.data
})
}).catch(err => { })
// 将评论框中的信息置空
this.setData({
value:"请输入评论..."
})
}
},
// 收藏按钮
collect(e){
const postid=this.data.id
console.log(postid)
db.collection('connection').add({
data: {
postid:postid
},
success: function (res) {
wx.showToast({
title: '已收藏',
icon: 'success',
mask: true,
duration: 1000,
})
}
})
// // 查询收藏表
// const openid=this.data.openid
// const id=this.data.id
// db.collection('connection').where({
//   _openid: openid,
//   postid: id
// })
//   .get({
//     success: res => {
//       console.log(res.data)
//       this.setData({
//         collect: res.data.length,
//         collectid: res.data[0]._id
//       })
//       console.log(this.data.collectid)
//     }
//   })
this.setData({
collect:1
})
},
// 取消收藏按钮
notcollect(e){
const collectid = this.data.collectid //收藏表ID
console.log(collectid)
db.collection('connection').doc(collectid)
.remove({
success: function (res) {
wx.showToast({
title: '已取消收藏',
icon: 'success',
mask: true,
duration: 1000,
})
}
})
this.setData({
collect:0
})
}
})

<!-- 帖子显示 -->
<view class="post" wx:for="{
{post}}" wx:key="post">
<!-- 标题 -->
<view class="title">
<text class="title">{
{item.title}}</text>
</view>
<view wx:if="{
{collect==0}}" >
<button class="collect" size="mini" bindtap="collect" plain='true'>收藏此贴</button>
</view>
<view wx:else>
<button class="notcollect" size="mini" bindtap="notcollect" plain='true'>已收藏</button>
</view>
<!-- 头像，昵称，时间 -->
<view class="userinfo" style="flex-direction:row;">
<image class="userinfo-avatar" src="{
{item.heads}}" background-size="cover"></image>
<text decode="true" class="userinfo-nickname">&nbsp;&nbsp;{
{item.nickname}}</text>
<text decode="true" class="userinfo-time">&nbsp;&nbsp;&nbsp;{
{item.time}}</text>
</view>
<!-- 内容 -->
<view class="content">{
{item.content}}</view>
<!-- 图片 -->
<view class="images" wx:for="{
{item.images}}" wx:key="*this">
<image mode="heightFix" class="images-image" src="{
{item}}"/>
</view>
</view>
<view class="hr"></view>
<!-- 显示评论 -->
<view class="showcomment" wx:for="{
{comment}}" wx:key="comment" >
<image class="comment-avatar" src="{
{item.heads}}" background-size="cover"></image>
<text class="comment-nickname" decode="true">&nbsp;&nbsp;&nbsp;{
{item.nickname}}</text>
<text class="comment-time" decode="true">&nbsp;&nbsp;&nbsp;{
{item.time}}</text>
<view class="comment-content">{
{item.content}}</view>
<view class="line"></view>
</view>
<!-- 评论部分 --> 
<view class="comment">
<textarea class="textarea" value="{
{value}}" placeholder-style="color:#b3b3b3;font-size:14px;" style="height: 12rem" maxlength="100" bindinput="handlecontentInput" bindblur="bindTextAreaBlur" auto-height />
<view class="line"></view>
<button class="besure" size="mini"  bindtap="submit" plain='true'>发布</button>
</view>

.title{
height: 100rpx
}
.title.title{
text-align:center;
font-size: 120%;
font-weight:bold;
}
.userinfo{
height:120rpx;
padding-left:4.5%;
padding-right:4.5%
}
.userinfo-avatar {
width: 58rpx;
height: 58rpx;
border-radius: 50%;
}
.userinfo-nickname {
font-weight:bold;
font-size:75%;
color: black;
margin-bottom:30px;
}
.userinfo-time{
font-size:65%;
padding-bottom:40px
}
.content{
padding-left:4.5%;
padding-right:4.5%;
height: 180rpx;
}
.images{                   
justify-content: center; 
}
.line {
border: 2px solid #ccc;
opacity: 0.2;
}
.hr {
width: 100%;
height: 30px;
background-color: #f4f5f6;
}
.showcomment{
padding-left:4.5%;
padding-right:4.5%;
}
.comment{
padding-left:4.5%;
padding-right:4.5%;
}
.besure{
position:relative;
left:550rpx;
}
.comment-avatar {
width: 45rpx;
height: 45rpx;
border-radius: 50%;
}
.comment-nickname {
font-weight:bold;
font-size:75%;
color: black;
}
.comment-time{
font-size:65%;
}
.textarea{
margin-right: 200rpx;  
}
/* .collect{
width: 42rpx;
height: 42rpx;
margin-top: 20rpx;
background-color: white;
color: #999999;
border-radius: 0rpx;
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
font-size: 30rpx;
}
.collect1 {
width: 42rpx;
height: 42rpx;
position: relative;
right:200rpx;
top:20rpx
}
.collect::after {
border: 0; 
} */
.collect{
position: relative;
left:60%;
top:20%
}
.notcollect{
position: relative;
left:60%;
top:20%
}