long-list.uvue

<template>
	<view style="width: 100%;height: 100%;">
		<list-view class="uni-list" refresher-enabled=true @refresherrefresh="onRefresherrefresh"
			:refresher-triggered="refresherTriggered" scroll-y = true>
			<list-item v-for="(value, index) in listData" :key="index">
				<view class="uni-list-cell" hover-class="uni-list-cell-hover" @click="goDetail(value)">
					<view class="uni-media-list">
						<image class="uni-media-list-logo" :src="value.img"></image>
						<view class="uni-media-list-body">
							<text class="uni-media-list-text-top">{{ value.title }}</text>
							<view class="uni-media-list-text-bottom">
								<text class="uni-media-list-text">{{ value.subTitle }}</text>
							</view>
						</view>
					</view>
				</view>
			</list-item>
		</list-view>
	</view>
</template>

<script>
	type Item = {
		title: string
		subTitle: string,
		img: string,
		detail: string,
	}


	export default {
		data() {
			return {
				refresherTriggered: false,
				listData: [] as Item[],
				last_id: '',
				pageVisible: false
			};
		},
		onLoad() {
			this.pageVisible = true;
			this.getList();
		},
		onUnload() {
			this.pageVisible = false;
		},
		methods: {
			getList() {
				const fileManager = uni.getFileSystemManager()
                fileManager.readFile({
					encoding:'utf-8',
					filePath:'static/list-mock/mock.json',
					success:function(result){
						const content = result.data;
						const items = [] as Item[];
						const jsonArr = JSON.parse<Array<UTSJSONObject>>(content);
						if(jsonArr != null){
              jsonArr.forEach((json) => {
                const title = json["title"] as string;
                const subTitle = json["subTitle"] as string;
                const img = json["img"] as string;
                const detail = json["detail"] as string;
                const item:Item = {
                	title,
                	subTitle,
                	img,
                	detail
                }
                items.push(item);
              })
							let temp = [] as Item[];
							for(let i = 0; i < 100; i++){
								temp = temp.concat(items);
							}
							this.listData = temp;
						}
						setTimeout(()=>{
							this.refresherTriggered = false
						},0);
					},
					complete:function(_){

					}
				} as ReadFileOptions)
			},
			goDetail(e: Item) {
				uni.navigateTo({
					url: '/pages/component/long-list/detail/detail?content=' + e.detail
				});
			},
			onRefresherrefresh() {
				if(this.pageVisible){
					this.refresherTriggered = true
					this.getList();
				}
			}
		}
	};
</script>

<style>
	.uni-media-list {
		padding: 22rpx 30rpx;
		box-sizing: border-box;
		display: flex;
		width: 100%;
		flex-direction: row;
	}

	.uni-media-list-logo {
		width: 180rpx;
		height: 140rpx;
	}

	.uni-media-list-body {
		flex: 1;
		padding-left: 15rpx;
	}

	.uni-media-list-text-top {
		font-size: 28rpx;
		lines:2;
		overflow: hidden;
	}

	.uni-media-list-text-bottom {
		display: flex;
		margin-top: 10rpx;
	}

	.uni-media-list-text {
		color: #9D9D9F;
		font-size: 25rpx;
	}
</style>