uni-app 155朋友圈评论功能

Posted 2019ab

tags:

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下图是我测试的截图

/pages/find/moments/moments.vue

<template>
	<view>
		<free-transparent-bar :scrollTop="scrollTop" @clickRight="clickRight"></free-transparent-bar>
		<view class="position-relative" style="height: 620rpx;">
			<image src="https://douyinzcmcss.oss-cn-shenzhen.aliyuncs.com/shengchengqi/datapic/1.jpg" mode="aspectFill" style="height: 590rpx;" class="bg-secondary w-100"></image>
			<image :src="user.avatar || '/static/images/demo/demo6.jpg'" style="width: 120rpx;height:120rpx;right: 30rpx;" mode="" class="bg-secondary rounded position-absolute bottom-0"></image>
			<text class="text-white font-md position-absolute" style="bottom: 45rpx;right: 160rpx">user.nickname || user.username</text>
		</view>
		
		<!-- 朋友圈列表样式 -->
		<free-moment-list v-for="(item,index) in list" :key='index' :item="item" :index="index" @action="doAction" @reply="replyEvent"></free-moment-list>
		
		<!-- 评论框 -->
		<free-popup ref="action" bottom transformOrigin="center bottom">
			<view style="height: 105rpx;" class="bg-light border-top flex align-center">
				<textarea fixed class="bg-white rounded p-2 font-md" style="height: 45rpx;width: 420rpx;" value="" placeholder=""  v-model="content" :focus="true"/>
				<free-icon-button @click="changeFaceModeal"><text class="iconfont font-lg">&#xe605;</text></free-icon-button>
				<free-main-button name="发送" :disabled="content.length===0" @click="send"></free-main-button>
			</view>
			
			<!-- 表情包 -->
			<scroll-view v-if="faceModal" scroll-y="true" style="height: 350rpx;" class="bg-light">
				<view class="flex flex-wrap">
					<view class="flex align-center justify-center" hover-class="bg-white" style="width:107rpx;height:107rpx;" v-for="(item,index) in faceList" :key="index" @click="addFace(item)">
						<text>item</text>
					</view>
				</view>
			</scroll-view>
		</free-popup>
		
		<!-- 上拉加载 -->
		<view class="flex align-center justify-center py-5 bg-light" v-if="list.length >= 10">
			<text class="text-muted font">loadmore</text>
		</view>
	</view>
</template>

<script>
	import freeTransparentBar from '@/components/free-ui/free-transparent-bar.vue';
	import freeMomentList from '@/components/free-ui/free-moment-list.vue';
	import freePopup from '@/components/free-ui/free-popup.vue';
	import freeIconButton from '@/components/free-ui/free-icon-button.vue';
	import freeMainButton from '@/components/free-ui/free-main-button.vue';
	import $H from '@/common/free-lib/request.js';
	import  mapState  from 'vuex';
	export default 
		components:
			freeTransparentBar,
			freeMomentList,
			freePopup,
			freeIconButton,
			freeMainButton
		,
		data() 
			return 
				content:'',
				scrollTop:0,
				faceModal:false,
				faceList:["😀","😁","😂","😃","😄","😅","😆","😉","😊","😋","😎","😍","😘","😗","😙","😚","😇","😐","😑","😶","😏","😣","😥","😮","😯","😪","😫","😴","😌","😛","😜","😝","😒","😓","😔","😕","😲","😷","😖","😞","😟","😤","😢","😭","😦","😧","😨","😬","😰","😱","😳","😵","😡","😠"],
				commentIndex:-1,
				page:1,
				loadmore:'上拉加载更多',
				key:'moment_timeline',
				list:[],
				reply_user:false
			
		,
		onPageScroll(e) 
			this.scrollTop = e.scrollTop;
		,
		onReachBottom() 
			if(this.loadmore !== '上拉加载更多')
				return;
			
			this.page += 1;
			this.loadmore = '加载中...';
			this.getData().catch(err=>
				this.page -= 1;
				uni.showToast(
					title:'加载失败',
					icon:'none'
				);
				this.loadmore = '上拉加载更多';
			)
		,
		onLoad(e) 
			if(e.key)
				this.key  = e.key;
			
			this.page = 1;
			this.getData();
		,
		onPullDownRefresh() 
			this.page = 1;
			this.getData().then(res=>
				uni.showToast(
					title:'刷新成功',
					icon:'none'
				);
				uni.stopPullDownRefresh();
			).catch(err=>
				uni.showToast(
					title:'刷新失败',
					icon:'none'
				);
				uni.stopPullDownRefresh();
			);
		,
		computed:
			...mapState(
				user:state=>state.user.user
			)
		,
		methods: 
			// 点击操作菜单
			doAction(e)
				uni.showActionSheet(
					itemList: ['点赞','评论'],
					success: res => 
						if(res.tapIndex === 0)
							// 点赞
							this.doSupport(e)
						else
							this.content='';
							this.faceModal=false;
							this.commentIndex = e.index;
							this.reply_user = false;
							this.$refs.action.show();
							// this.doComment(e)
						
					
				);
			,
			// 获取数据
			getData()
				return new Promise((result,reject)=>
					let page = this.page;
					$H.get('/'+this.key+'/'+page).then(res=>
						this.list = page === 1 ? res : [...this.list,...res];
						this.loadmore = this.list.length === (page * 10) ? '上拉加载更多' : '没有更多了'
						result(res);
					).catch(err=>
						reject(err);
					)
				)
			,
			// 点赞
			doSupport(e)
				$H.post('/moment/like',id:e.item.moment_id).then(res=>
			   let i = e.item.likes.findIndex(item=>item.id === this.user.id);
			   if(i !== -1)
				   // 取消点赞
				   e.item.likes.splice(i,1);
			   else
				   // 点赞
				   e.item.likes.push(
					   id:this.user.id,
					   name:this.user.nickname || this.user.username
				   )
			   
			   uni.showToast(
			   	title:i !== -1 ? '取消点赞成功' : '点赞成功',
				icon:'none'
			   );
			   
			  )
			,
			// 添加表情
			addFace(item)
				this.content += item;
			,
			// 开启关闭表情包面板
			changeFaceModeal()
				uni.hideKeyboard();
				setTimeout(()=>
					this.faceModal = !this.faceModal;
				,100);
			,
			// 发送
			send()
				console.log(this.reply_user);
				let item = this.list[this.commentIndex];
				$H.post('/moment/comment',
					id:item.moment_id,
					content:this.content,
					reply_id:this.reply_user ? this.reply_user.id : 0
				).then(res=>
					item.comments.push(
						content:this.content,
						user:
							id:this.user.id,
							name:this.user.nickname || this.user.username
						,
						replay:this.reply_user ? this.reply : null
					)
					uni.showToast(
						title:'评论成功',
						icon:'none'
					)
				)
				this.$refs.action.hide();
			,
			replyEvent(e)
				this.content = '';
				this.faceModal = false,
				this.commentIndex = e.index,
				this.reply_user = e.reply;
				this.$refs.action.show();
			,
			// 选择发表朋友圈类型
			clickRight()
				let list = [
					name:'图文',
					key:'image'
				,
				
					name:'视频',
					key:'video'
				,
				
					name:'文字',
					key:'text'
				];
				uni.showActionSheet(
					itemList:list.map(v=>v.name),
					success:res=>
						uni.navigateTo(
							url: '../add-moment/add-moment?type='+list[res.tapIndex].key,
						);
					
				)
			
		,
	
</script>

<style>

</style>

/components/free-ui/free-moment-list.vue

<template>
	<view class="p-3 flex align-start border-bottom border-light-secondary">
		<free-avater :src="item.avatar" size="80"></free-avater>
		<view class="pl-2 flex-1 flex flex-column">
			<!-- 昵称 -->
			<text class="font-md text-hover-primary mb-1">item.user_name</text>
			<!-- 内容 -->
			<text v-if="item.content" class="font-md text-dark mb-1">item.content</text>
			<!-- 图片 -->
			<view v-if="item.image.length" class="py-2 flex flex-wrap">
				<block v-for="(image,imageIndex) in item.image"
				:key="imageIndex">
					<!-- 单图 -->
					<free-image v-if="item.image.length === 1" :src="image" imageClass="rounded bg-secondary" @click="preview(image)"></free-image>
					<!-- 多图 -->
					<image v-else :src="image" mode="aspectFill" style="height: 180rpx;width: 180rpx;" class="bg-secondary mr-2 mb-2 rounded" @click="preview(image)"></image>
				</block>
			</view>
			<!-- 视频 -->
			<view v-if="item.video" class="py-2">
				<video :src="item.video.src" :poster="item.video.poster" controls style="height: 300rpx;width: 500rpx;" loop></video>
			</view>
			<!-- 时间|操作 -->
			<view class="flex align-center justify-between">
				<text class="font-sm text-light-muted">item.created_at|formatTime</text>
				<view class="rounded p-1 bg-light" @click="$emit('action',item,index)">
					<text class="text-hover-primary iconfont font">&#xe62a;</text>
				</view>
			</view>
			<!-- 点赞列表|评论列表 -->
			<view class="bg-light mt-2" v-if="item.likes.length || item.comments.length">
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