uni-app实现点赞评论功能

模拟朋友圈实时点赞及评论功能
点赞思路：点击的时候，使用push（点赞）以及slice（取消赞）方法处理数组，并且调用点赞接口
评论思路：点击的时候，写多一个评论列表，当点击发送的时候commentStatus=true，且索引等于点击的索引。同时调用获取评论列表的接口
html

<view class="toolbar">
    <view class="timestamp">{{item.timetype}}</view>
    <!-- 点赞 如果islove==1，图片变为点赞的图片-->
    <view class="like" @tap="like(index,item.id)">
        <image :src="item.islove==1?'../../static/images/lllllike.png':'../../static/images/llike.png'"></image>
    </view>
    <!-- 评论 -->
    <view class="comment" @tap="comment(index,item.id)">
        <image src="../../static/images/pinglun.png"></image>
    </view>
</view>
<!-- 赞／评论区 -->
<view class="post-footer">
    <!-- 点赞区 -->
    <view class="footer_content" v-if="item.lovelist.length>0">
        <image class="liked" src="../../static/images/likelike.png"></image>
        <text class="nickname" v-for="(love,love_index) of item.lovelist" :key="love_index">{{love.name}},</text>
    </view>
    <!-- 评论区 -->
    <view class="footer_content" v-if="item.community_on.length>0" v-for="(comment,comment_index) in item.community_on" :key="comment_index">
        <text class="comment-nickname">{{comment.nickname}}: <text class="comment-content">{{comment.content}}</text></text>
    </view>
     <!-- 当评论发送成功之后实时渲染出来评论列表-->
    <view class="footer_content" v-if="commentStatus && index==commentIndex">
        <text class="comment-nickname">{{realtimename}}: <text class="comment-content">{{realtimecontent}}</text></text>
    </view>
</view>

// 点赞
like(index,communityId) {
    if (this.community[index].islove == 0) {
        this.community[index].islove = 1;
        this.community[index].lovelist.push(
            {name:this.userinfo.nickname,vipid:this.userinfo.id}
        )
        this.likeImport(communityId)
    } else {
        this.community[index].islove = 0;
        this.community[index].lovelist.splice(this.community[index].lovelist.indexOf(this.userinfo.nickname), 1)
        this.likeImport(communityId)
    }
},
// 点赞接口
likeImport(id) {
    app.vipidRequest({
        url: 'Vip/community_love',
        data: {
            id: id
        },
        header: {
            'content-type': 'application/x-www-form-urlencoded', 
        },
        method: 'POST',
        success:(res) => {
            if(res.data.status) {

            } else {
                console.log(res.data)
            }
        }
    })
},

// 点击评论
comment(index,communityId) {
    this.showInput = true; //调起input框
    this.focus = true; // 对焦
    this.communityId = communityId
},
// 点击发送
send_comment: function(message) {
    this.commentStatus = true 
    this.commentIndex = index
    this.realtimecontent = message.content
    this.realtimename = this.userinfo.nickname
    app.vipidRequest({
        url: 'Vip/community_on',
        data: {
            id: this.communityId,
            content: message.content,
            type: 1
        },
        header: {
            'content-type': 'application/x-www-form-urlencoded', 
        },
        method: 'POST',
        success:(res) => {
            if(res.data.status) {
                this.getCommunity() // 整个页面数据刷新
                this.init_input()
                this.commentStatus = false // 临时渲染评论的列表隐藏
                this.realtimecontent = ''
                this.realtimename = ''
                this.input_placeholder = '评论';
            } else {
                console.log(res.data)
            }
        }
    })
}
// 取消评论/评论完成输入框状态值
init_input() {
    this.showInput = false;
    this.focus = false;
    this.input_placeholder = '评论';
    this.is_reply = false;
},