<template>
	<view>
		<lf-nav title="秒杀专场" :showIcon="true" bgColor="#fff"></lf-nav>
		<scroll-view :style="{height: autoHeight}" :scroll-y="true" :refresher-enabled="true" :refresher-triggered="isRefresher"
			@scrolltolower="onScrolltolower" @refresherrefresh="onRefresherrefresh">
			<view class="content">
				<view class="card" v-for="(item, index) in list" :key="index" 
					@click="$url('/pages/shop/goodsdetail?type=seckill&id='+ item.goods.id)">
					<view class="goods-img">
						<image class="img" :src="item.goods.img"></image>
						<view class="tips lf-line-1">已有{{item.sell_num}}人购买</view>
					</view>
					<view class="goods-info">
						<view>
							<view class="lf-line-2 title lf-m-b-16">{{ item.goods.name }}</view>
							<view class="desc" v-if="item.seckill.end_left_time.length==0">距离开始还剩余 {{item.seckill.start_left_time[0]}}天{{item.seckill.start_left_time[1]}}时{{item.seckill.start_left_time[2]}}分{{item.seckill.start_left_time[3]}}秒</view>
							<view class="desc" v-if="item.seckill.start_left_time.length==0">距离结束还剩余 {{item.seckill.end_left_time[0]}}天{{item.seckill.end_left_time[1]}}时{{item.seckill.end_left_time[2]}}分{{item.seckill.end_left_time[3]}}秒</view>
						</view>
						<view class="lf-row-between">
							<view class="price">
								<text>¥{{ item.goods.max_price }}</text>
								<text>¥{{ item.goods.market_price }}</text>
							</view>
							<view class="btn" hover-class="lf-opacity">立即秒杀</view>
						</view>
					</view>
				</view>
				<!-- 空数据的情况 -->
				<view class="loading-more">
					<text v-if="list.length != 0"
						:class="{'loading-more-text': loadingClass}">{{ loadingText }}</text>
					<lf-nocontent src="/static/images/empty.png" v-else></lf-nocontent>
				</view>
			</view>
		</scroll-view>
		<u-back-top :scrollTop="pageScrollTop"></u-back-top>
	</view>
</template>

<script>
	export default {
		data(){
			return {
				list: [],
				page: 1,
				isPage: true,
				loadingClass: true,
				loadingText: '正在加载中',
				scrollH: 0,
				nav_height: 0,
				isRefresher: true,
				pageSize: 10
			}
		},
		computed: {
			autoHeight(){
				return `calc(${this.scrollH}px - ${this.nav_height}px - 180rpx)`;
			}
		},
		onLoad(){
			let info = uni.getSystemInfoSync();
			this.scrollH = info.screenHeight;
			this.getSeckillList();
		},
		methods: {
			// 页面触底，加载下一页
			onScrolltolower(){
				if(this.isPage){
					this.page = this.page + 1;
					this.getMyActivity();
				}
			},
			// 下拉刷新处理
			refreshFn(options){
				this.page = 1;
				this.isPage = true;
				this.loadingClass = true;
				this.list = []
				this.loadingText = '正在加载中';
				this.getSeckillList(options);
			},
			// scroll-view 下拉刷新
			onRefresherrefresh(){
				this.isRefresher = true;
				this.refreshFn({type: 'scrollRefresh'});
			},
			getSeckillList(options = {}){
				this.$http.get({
					api: 'api/seckill/all'
				}).then(res => {
					console.log("----", res);
					let isPage = this.page < res.data.meta.pagination.total_pages?true:false;
					this.isPage = isPage;
					if(!isPage) {
						this.loadingClass = false;
						this.loadingText = '没有更多数据啦~';
					}
					if(options.type == 'pageRefresh') {
						uni.stopPullDownRefresh();
					}else if(options.type == 'scrollRefresh') {
						this.isRefresher = false;
					}
					if(this.page == 1) {
						this.list = res.data.data;
					}else {
						this.list.push(...res.data.data);
					}
					
				})
			}
		}
	}
</script>

<style>
	page{
		background-color: #F8F8F8;
	}
</style>
<style lang="scss" scoped="scoped">
	.content{
		padding: 30rpx 32rpx;
		width: 750rpx;
		height: max-content;
		box-sizing: border-box;
		.card{
			width: 686rpx;
			height: 260rpx;
			background: #FFFFFF;
			border-radius: 20rpx;
			box-sizing: border-box;
			padding: 30rpx;
			display: flex;
			&:nth-child(n+2){
				margin-top: 30rpx;
			}
			.goods-img{
				width: 200rpx;
				height: 200rpx;
				border-radius: 10rpx;
				overflow: hidden;
				position: relative;
				margin-right: 15rpx;
				.img{
					width: 100%;
					height: 100%;
					background-color: #EEEEEE;
				}
				.tips{
					position: absolute;
					bottom: 0;
					left: 0;
					width: 100%;
					height: 37rpx;
					background-color: rgba(0,0,0,0.5);
					color: #FFFFFF;
					font-size: 22rpx;
					display: flex;
					justify-content: center;
					align-items: center;
				}
			}
			.goods-info{
				width: 410rpx;
				height: 200rpx;
				display: flex;
				flex-direction: column;
				justify-content: space-between;
				.title{
					font-size: 28rpx;
					color: #222222;
					font-weight: bold;
				}
				.desc{
					width: 281rpx;
					height: max-content;
					border-radius: 3rpx;
					background-color: #E9F2F2;
					font-size: 24rpx;
					color: #15716E;
					display: flex;
					justify-content: center;
					align-items: center;
				}
				.price>text:nth-child(1){
					font-size: 36rpx;
					color: #F63434;
					font-weight: bold;
				}
				.price>text:nth-child(2){
					font-size: 24rpx;
					color: #777777;
					margin-left: 20rpx;
					text-decoration: line-through;
				}
				.btn{
					width: 142rpx;
					height: 60rpx;
					background: rgba(21, 113, 110, 0.05);
					border-radius: 36rpx;
					border: 2rpx solid #15716E;
					font-size: 26rpx;
					color: #15716E;
					display: flex;
					justify-content: center;
					align-items: center;
				}
			}
		}
	}
</style>
