<template>
	<view id="order" class="order">
		<view class="header">
			<view class="title">
				订单明细
			</view>
			<view class="tabs">
				<view class="tab-item" :class="{'active':orderStatus===undefined}"
					@tap="orderStatus=undefined,orders=[],page=1,getOrdersData()">全部</view>
				<view class="tab-item" :class="{'active':orderStatus==='wait_deliver'}"
					@tap="orderStatus='wait_deliver',orders=[],page=1,getOrdersData()">已付款</view>
				<view class="tab-item" :class="{'active':orderStatus==='complete'}"
					@tap="orderStatus='complete',orders=[],page=1,getOrdersData()">已完成</view>
			</view>
		</view>
		<view v-if="orders.length===0" style="margin: 20upx auto;text-align: center; font-size: 28upx;color: #999999;">
			暂无任何订单
		</view>
		<view class="order-list">
			<view class="order-item" v-for="order in orders">
				<view class="order-head">
					<view class="factory-name">{{order.seller.nickname?order.seller.nickname:'省心直供（该厂家暂未设置昵称）'}}</view>
					<view v-if="order.status === 'wait_pay'" class="order-status">待付款</view>
					<view v-if="order.status === 'wait_deliver'" class="order-status">待发货</view>
					<view v-if="order.status === 'delivered'" class="order-status">已发货</view>
					<view v-if="order.status === 'wait_sign'" class="order-status">待取件</view>
					<view v-if="order.status === 'complete'" class="order-status">已完成</view>
					<view v-if="order.status === 'invalid'" class="order-status">已失效</view>
				</view>
				<view class="order-info" @tap="openDetails(order.id)">
					<view class="product-item" v-for="product in order.products_json">
						<view class="product-image">
							<image class="image" :src="product.spec_image|imagesFilter" mode="scaleToFill"></image>
						</view>
						<view class="product-info">
							<view class="row">
								<view class="name">{{product.name}}</view>
								<view class="price">￥{{product.spec_price|priceFilter}}</view>
							</view>
							<view class="row">
								<view class="spec">{{product.spec_name}}</view>
								<view class="num">×{{product.num}}</view>
							</view>
						</view>
					</view>
				</view>
				<view class="total-price">
					总价 <text class="warning">￥{{order.total_amount}}</text>
				</view>
				<view v-if="$store.state.user.group_id===3" class="option">
					<button v-if="order.status === 'wait_pay'" class="pay-btn" type="default" @tap="goToCashier(order.order_no)">立即支付</button>
					<button v-if="order.status === 'wait_sign'" class="confirm-btn" type="default">确认收货</button>
				</view>
			</view>
		</view>
	</view>
</template>

<script>
	export default {
		data() {
			return {
				orderStatus: undefined,
				orders: [],
				page: 1,
				pageLoading: false
			}
		},
		onLoad() {
			this.getOrdersData();
		},
		onPageScroll(e) {
			const query = uni.createSelectorQuery();
			query.select("#order").boundingClientRect(data => {
				if (e.scrollTop > data.height - uni.getSystemInfoSync().windowHeight * 2 &&
					(this.page - 1) * 10 < this.orders.length) {
					this.getOrdersData();
				}
			}).exec();

		},
		methods: {
			openDetails(id) {
				uni.navigateTo({
					url: "order-details?id=" + id

				})
			},
			getOrdersData() {
				if (!this.pageLoading) {
					console.log("加载下一页");
					this.pageLoading = true;
					this.$http.get({
						url: "/order/lists",
						data: {
							status: this.orderStatus,
							limit: 10,
							page: this.page
						},
						success: (res) => {
							this.orders = [...this.orders, ...res.data.data.rows.map((item) => {
								item.products_json = JSON.parse(item.products_snapshot)
								return item;
							})]
							this.page++;
							this.pageLoading = false;
						}
					})

				}
			},
			goToCashier(order_no){
				uni.navigateTo({
					url:"/pages/order/cashier?order_no="+order_no
				})
			}
		}
	}
</script>

<style lang="scss">
	.message {
		overflow: hidden;
	}

	.header {
		margin: 20upx;
		background: white;
		text-align: center;
		border-radius: 20upx;

		.title {
			height: 100upx;
			font-size: 30upx;
			line-height: 100upx;
			// font-weight: bold;
		}

		.tabs {
			display: flex;
			justify-content: space-between;

			.tab-item {
				flex: 1;
				padding: 10upx 0;
				font-size: 28upx;
				color: #999999;

				&.active {
					background: $primary-color;
					color: white;
					border-radius: 20upx;
				}
			}
		}
	}


	.order-list {
		.order-item {

			background: white;
			margin: 20upx;
			padding: 20upx;
			border-radius: 20upx;

			.order-head {
				display: flex;
				justify-content: space-between;
				margin-bottom: 20upx;

				.order-status {
					color: $primary-color;
					font-size: 24upx;
				}
			}

			.factory-name {
				font-size: 28upx;
				font-weight: bold;
			}

			.product-item {
				display: flex;

				.product-image {
					width: 120upx;
					height: 120upx;
					margin-right: 20upx;
					margin-top: 10upx;

					.image {
						width: 120upx;
						height: 120upx;
					}
				}

				.product-info {
					flex-grow: 1;
					font-size: 28upx;

					.name {
						font-size: 28upx;
						white-space: normal;
						display: -webkit-box;
						-webkit-box-orient: vertical;
						-webkit-line-clamp: 2;
						overflow: hidden;

					}

					.num {
						color: #999999;
					}

					.spec {
						font-size: 26upx;
						background: #CCCCCC;
						color: white;
						padding: 0 10upx;
						border-radius: 10upx;
					}
				}

				.row {
					display: flex;
					justify-content: space-between;
					margin-bottom: 10upx;
				}

			}

			.total-price {
				text-align: right;
				font-size: 28upx;
				padding: 10upx 0;

				.warning {
					color: $primary-color;
					font-weight: bold;
				}

			}

			.option {
				text-align: right;

				.pay-btn,
				.confirm-btn {
					background: white;
					border: 2upx solid $primary-color;
					display: inline-block;
					line-height: normal;
					font-size: 28upx;
					color: $primary-color;
					border-radius: 40upx;
					padding: 5upx 10upx;
				}
			}
		}
	}
</style>
