<template>
	<view class="content">
		<view class="one">
			<input type="text" v-model="searchInfo.name" @blur="toInput" placeholder="搜索名称">
		</view>
		<view class="two">
			<scroll-view scroll-y="true" class="scroll-view" @scrolltolower="toPage" @scroll="toScroll">
				<view class="list-scroll-view">
					<view class="list" v-for="(item, index) in list" :key="index">
						<view class="name">
							<text>{{ index + 1 }}.</text>
							<text>{{ item.name }}</text>
						</view>
						<view class="other">
							<view class="other_1">
								<text>视频流：</text>
								<text>{{ item.path||'暂无视频流' }}</text>
							</view>
						</view>
						<view class="btn">
							<button type="primary" size="mini" @tap="toPlay(item)">
								播放视频
							</button>
						</view>
					</view>
				</view>
			</scroll-view>
		</view>
		<view class="is_bottom" v-if="is_bottom">
			<text>到底了，嘻嘻！</text>
		</view>
	</view>
</template>

<script>
	export default {
		data() {
			return {
				// 查询
				searchInfo: {},
				list: [],
				total: 0,
				page: 0,
				skip: 0,
				limit: 10,
				// 数据是否触底
				is_bottom: false,
				scrollTop: 0
			};
		},
		onLoad() {
			const that = this;
			that.search();
		},
		onPullDownRefresh: async function() {
			const that = this;
			that.clearPage();
			await that.search();
			uni.stopPullDownRefresh();
		},
		methods: {
			async search() {
				const that = this;
				let info = {
					skip: that.skip,
					limit: that.limit,
					is_use: "0"
				};
				let res = await that.$api("test", "GET", {
					...info,
					...that.searchInfo
				});
				if (res.errcode == '0') {
					let list = [...that.list, ...res.data]
					that.$set(that, `list`, list)
					that.$set(that, `total`, res.total)
				} else {
					uni.showToast({
						title: res.errmsg,
						icon: 'icon'
					});
				}
			},
			// 分页
			toPage() {
				const that = this;
				let list = that.list;
				let limit = that.limit;
				if (that.total > list.length) {
					uni.showLoading({
						title: '加载中',
						mask: true
					})
					let page = that.page + 1;
					that.$set(that, `page`, page)
					let skip = page * limit;
					that.$set(that, `skip`, skip)
					that.search();
					uni.hideLoading();

				} else that.$set(that, `is_bottom`, true)
			},
			toScroll(e) {
				const that = this;
				let up = that.scrollTop;
				that.$set(that, `scrollTop`, e.detail.scrollTop);
				let num = Math.sign(up - e.detail.scrollTop);
				if (num == 1) that.$set(that, `is_bottom`, false);
			},
			// 输入框
			toInput(e) {
				const that = this;
				if (e.detail.value) that.$set(that.searchInfo, `name`, e.detail.value);
				else that.$set(that, `searchInfo`, {});
				that.clearPage();
				that.search();
			},
			toPlay(e) {
				if (e.path) {
					uni.navigateTo({
						url: `/pagesHome/home/video?path=${e.path}&&name=${e.name}`,
					});
				} else {
					uni.showToast({
						title: '暂无视频流，无法播放',
						icon: 'none'
					});
				}
			},
			// 清空列表
			clearPage() {
				const that = this;
				that.$set(that, `list`, [])
				that.$set(that, `skip`, 0)
				that.$set(that, `limit`, 10)
				that.$set(that, `page`, 0)
			}
		},
	};
</script>

<style lang="scss">
	.content {
		.one {
			border-bottom: 1px solid #000000;

			input {
				padding: 2vw;
				background-color: #f1f1f1;
				font-size: 14px;
				border-radius: 5px;
			}
		}

		.two {
			position: relative;
			flex-grow: 1;
			padding: 0 10px;

			.list {
				// width: 90%;
				margin: 10px 0 0 0;
				padding: 10px;
				border-radius: 5px;
				box-shadow: 0 0 5px #cccccc;

				.name {
					font-size: 16px;
					font-weight: bold;
					margin: 0 0 5px 0;
				}

				.other {
					margin: 0 0 10px 0;

					.other_1 {
						margin: 0 0 5px 0;

						text {
							font-size: 14px;
							color: #858585;
						}

						text:last-child {
							color: #000000;
							word-break: break-all;
						}
					}
				}

				.btn {
					text-align: center;
				}
			}

			.list:last-child {
				margin: 10px 0;
			}
		}
	}

	.scroll-view {
		position: absolute;
		top: 0;
		left: 0;
		right: 0;
		bottom: 0;

		.list-scroll-view {
			display: flex;
			flex-direction: column;
			padding: 0 10px;
		}
	}

	.is_bottom {
		text-align: center;

		text {
			padding: 2vw 0;
			display: inline-block;
			color: #858585;
			font-size: 14px;
		}
	}
</style>
