<template>
	<view>
		<!-- 底部菜单 -->
		<view class="footer">
			<button v-if="user.phone == null" class="width100 fotct btnfot" open-type="getPhoneNumber"
				@getphonenumber="getPhoneNumber">
				立即购买
			</button>
			<button v-else class="width100 fotct btnfot" @click="buy">
				立即购买
			</button>
		</view>
		<!-- 商品主图轮播 -->
		<view class="swiper-box">
			<swiper circular="true" autoplay="true" @change="swiperChange">
				<swiper-item v-for="swiper in swiperList" :key="swiper.id">
					<image :src="imageUrl+swiper"></image>
				</swiper-item>
			</swiper>
			<view class="indicator">{{currentSwiper+1}}/{{swiperList.length}}</view>
		</view>
		<!-- 标题 价格 -->
		<view class="info-box goods-info">
			<view class="price">￥{{goodsData[0].discountPrice}} <text class="zprice font14 fcor666"
					v-if="goodsData[0].discountPrice !=goodsData[0].salesPrice">￥{{goodsData[0].salesPrice}}</text>
			</view>
			<view class="title">
				{{goodsData[0].couponName}}
			</view>
			<view class="mart10 width100">
				<view class="font14 fcor666">库存 : {{goodsData[0].stockCount}}件</view>
			</view>
		</view>
		<!-- 服务-规则选择 -->
		<view class="info-box spec" @click="jumpstore">
			<view class="row">
				<view class="text">门店列表</view>
				<!-- <view class="content"><view class="serviceitem" v-for="(item,index) in goodsData.service" :key="index">{{item.name}}</view></view> -->
				<view class="arrow">
					<view class="icon xiangyou"></view>
				</view>
			</view>
		</view>
		<!-- 赠送 -->
		<view class="description" v-if="goodsData[0].handselCouponList != '' ">
			<view class="title">———— 赠送卡券 ————</view>
			<view class="product-list mart15">
				<view class="product" v-for="product in goodsData[0].handselCouponList" :key="product.id"
					@tap="toGoods(product.id)">
					<image mode="widthFix" :src="imageUrl+product.highCouponModel.couponImg"></image>
					<view class="name">{{ product.highCouponModel.couponName }}</view>
					<view class="info">
						<view class="price">￥{{ product.highCouponModel.discountPrice}}</view>
						<view class="slogan" v-if="product.highCouponModel.discountPrice !== product.highCouponModel.salesPrice">
							￥{{ product.highCouponModel.salesPrice}}</view>
					</view>
				</view>
			</view>
		</view>
		<!-- 详情 -->
		<view class="description">
			<view class="title">———— 商品详情 ————</view>
			<view class="content marb65">
				<image class="width100" :src="imageUrl+goodsData[0].couponDesc">
					</image>
			</view>
		</view>
		<authorize></authorize>
	</view>
</template>

<script>
	import {
		getCouponById,
		GetPhoneNumber,
		addOrder
	} from "../../Utils/Api.js";
	import authorize from '../../components/Authorize.vue'
	let app = getApp()
	export default {
		components: {
			authorize
		},
		data() {
			return {
				//控制渐变标题栏的参数
				beforeHeaderzIndex: 11, //层级
				afterHeaderzIndex: 10, //层级
				beforeHeaderOpacity: 1, //不透明度
				afterHeaderOpacity: 0, //不透明度
				//是否显示返回按钮
				// #ifndef MP
				showBack: true,
				// #endif
				//轮播主图数据
				swiperList: [],
				//轮播图下标
				currentSwiper: 0,
				anchorlist: [], //导航条锚点
				selectAnchor: 0, //选中锚点
				serviceClass: '', //服务弹窗css类，控制开关动画
				specClass: '', //规格弹窗css类，控制开关动画
				shareClass: '', //分享弹窗css类，控制开关动画
				// 商品信息
				goodsData: "",
				selectSpec: null, //选中规格
				isKeep: false, //收藏
				//商品描述html
				desid: '',
				imageUrl: app.globalData.imgUrl,
				user: ''
			};
		},
		onLoad(option) {
			this.desid = option.id;
			this.user = app.globalData.userInfo;
			this.getCouponById();
			// #ifdef MP
			//小程序隐藏返回按钮
			this.showBack = false;
			// #endif
			//option为object类型，会序列化上个页面传递的参数
		},
		onReady() {
			this.calcAnchor(); //计算锚点高度，页面数据是ajax加载时，请把此行放在数据渲染完成事件中执行以保证高度计算正确
		},
		onPageScroll(e) {
			//锚点切换
			this.selectAnchor = e.scrollTop >= this.anchorlist[2].top ? 2 : e.scrollTop >= this.anchorlist[1].top ? 1 : 0;
			//导航栏渐变
			let tmpY = 375;
			e.scrollTop = e.scrollTop > tmpY ? 375 : e.scrollTop;
			this.afterHeaderOpacity = e.scrollTop * (1 / tmpY);
			this.beforeHeaderOpacity = 1 - this.afterHeaderOpacity;
			//切换层级
			this.beforeHeaderzIndex = e.scrollTop > 0 ? 10 : 11;
			this.afterHeaderzIndex = e.scrollTop > 0 ? 11 : 10;
		},
		//上拉加载，需要自己在page.json文件中配置"onReachBottomDistance"
		onReachBottom() {
			// uni.showToast({ title: '触发上拉加载' });
		},
		mounted() {

		},
		methods: {
			//卡券详情
			getCouponById() {
				uni.showLoading({
					title:'加载中...'
				})
				uni.showLoading({})
				let params = {
					couponId: this.desid
				}
				getCouponById(params).then(res => {
					if (res.return_code == '000000') {
						this.goodsData = [res.return_data];
						this.swiperList = res.return_data.couponCarouselImg.split(',')
						uni.hideLoading()
					} else {
						uni.hideLoading()
					}
				})
			},
			/**
			 * 跳转门店详情
			 */
			jumpstore() {
				uni.navigateTo({
					url: './store-list/store-list?id=' + this.desid
				})
			},
			//轮播图指示器
			swiperChange(event) {
				this.currentSwiper = event.detail.current;
			},
			//消息列表
			toMsg() {
				uni.navigateTo({
					url: '../msg/msg'
				})
			},
			// 客服
			toChat() {
				// uni.navigateTo({
				// 	url:"../msg/chat/chat?name=客服008"
				// })
			},
			// 分享
			share() {
				this.shareClass = 'show';
			},
			hideShare() {
				this.shareClass = 'hide';
				setTimeout(() => {
					this.shareClass = 'none';
				}, 150);
			},
			//收藏
			keep() {
				this.isKeep = this.isKeep ? false : true;
			},
			// 加入购物车
			joinCart() {
				if (this.selectSpec == null) {
					return this.showSpec(() => {
						uni.showToast({
							title: "已加入购物车"
						});
					});
				}
				uni.showToast({
					title: "已加入购物车"
				});
			},
			//立即购买
			getPhoneNumber(PhoneNumber) {
				let params = {
					openId: app.globalData.openId,
					iv: PhoneNumber.detail.iv,
					encryptedData: PhoneNumber.detail.encryptedData
				}
				GetPhoneNumber(params).then(res => {
					if (res.return_code == '000000') {
						app.globalData.userInfo = res.return_data
							.object
							.highUser;
						uni.setStorage({
							key: "user",
							data: res.return_data
								.object
								.highUser
						})
						this.buy();
					}
				});
			},
			buy() {
				uni.showLoading({
					title: '正在提交订单...'
				})
				let goods = {
					"highChildOrderList": [{
						"goodsType": 1,
						"goodsId": this.goodsData[0].id,
						"saleCount": 1
					}]
				}
				addOrder(goods).then(res => {
					if (res.return_code == '000000') {
						uni.hideLoading();
						uni.redirectTo({
							url: "../pay/payment/payment?amount=" + this.goodsData[0].discountPrice +
								'&paytype=' + this.goodsData[0].payType + '&orderId=' + res.return_data.id
						})
					} else {
						uni.showToast({
							title: res.return_msg,
							icon: 'none'
						});
					}
				})
			},
			//商品评论
			toRatings() {
				uni.navigateTo({
					url: 'ratings/ratings'
				})
			},

			//跳转评论列表
			showComments(goodsid) {

			},
			//选择规格
			setSelectSpec(index) {
				this.selectSpec = index;
			},
			//减少数量
			sub() {
				if (this.goodsData.number <= 1) {
					return;
				}
				this.goodsData.number--;
			},
			//增加数量
			add() {
				this.goodsData.number++;
			},
			//跳转锚点
			toAnchor(index) {
				this.selectAnchor = index;
				uni.pageScrollTo({
					scrollTop: this.anchorlist[index].top,
					duration: 200
				});
			},
			//计算锚点高度
			calcAnchor() {
				this.anchorlist = [{
						name: '主图',
						top: 0
					},
					{
						name: '评价',
						top: 0
					},
					{
						name: '详情',
						top: 0
					}
				]
				let commentsView = uni.createSelectorQuery().select("#comments");
				commentsView.boundingClientRect((data) => {
					let statusbarHeight = 0;
					//APP内还要计算状态栏高度
					// #ifdef APP-PLUS
					statusbarHeight = plus.navigator.getStatusbarHeight()
					// #endif
					let headerHeight = uni.upx2px(100);
					this.anchorlist[1].top = data.top - headerHeight - statusbarHeight;
					this.anchorlist[2].top = data.bottom - headerHeight - statusbarHeight;

				}).exec();
			},
			//返回上一页
			back() {
				uni.navigateBack();
			},
			//服务弹窗
			showService() {
				console.log('show');
				this.serviceClass = 'show';
			},
			//关闭服务弹窗
			hideService() {
				this.serviceClass = 'hide';
				setTimeout(() => {
					this.serviceClass = 'none';
				}, 200);
			},
			//规格弹窗
			showSpec(fun) {
				console.log('show');
				this.specClass = 'show';
				this.specCallback = fun;
			},
			specCallback() {
				return;
			},
			//关闭规格弹窗
			hideSpec() {
				this.specClass = 'hide';
				//回调

				this.selectSpec && this.specCallback && this.specCallback();
				this.specCallback = false;
				setTimeout(() => {
					this.specClass = 'none';
				}, 200);
			},
			discard() {
				//丢弃
			}
		}
	};
</script>

<style lang="scss">
	page {
		background-color: #f8f8f8;
	}
	
	.product-list {
		width: 92%;
		padding: 0 4% 3vw 4%;
		display: flex;
		justify-content: space-between;
		flex-wrap: wrap;
	
		.product {
			width: 48%;
			border-radius: 20upx;
			background-color: #fff;
			margin: 0 0 15upx 0;
			box-shadow: 0upx 5upx 25upx rgba(0, 0, 0, 0.1);
	
			image {
				width: 100%;
				border-radius: 20upx 20upx 0 0;
			}
	
			.name {
				width: 92%;
				padding: 10upx 4%;
				display: -webkit-box;
				-webkit-box-orient: vertical;
				-webkit-line-clamp: 2;
				text-align: justify;
				overflow: hidden;
				font-size: 30upx;
			}
	
			.info {
				display: flex;
				justify-content: space-between;
				align-items: flex-end;
				width: 92%;
				padding: 10upx 4% 10upx 4%;
	
				.price {
					color: #e65339;
					font-size: 30upx;
					font-weight: 600;
				}
	
				.slogan {
					color: #807c87;
					font-size: 24upx;
					text-decoration: line-through;
					margin-right: 50px;
				}
			}
		}
	}

	@keyframes showPopup {
		0% {
			opacity: 0;
		}

		100% {
			opacity: 1;
		}
	}

	@keyframes hidePopup {
		0% {
			opacity: 1;
		}

		100% {
			opacity: 0;
		}
	}

	@keyframes showLayer {
		0% {
			transform: translateY(0);
		}

		100% {
			transform: translateY(-100%);
		}
	}

	@keyframes hideLayer {
		0% {
			transform: translateY(-100%);
		}

		100% {
			transform: translateY(0);
		}
	}

	.icon {
		font-size: 26upx;
	}

	.status {
		width: 100%;
		height: 0;
		position: fixed;
		z-index: 10;
		top: 0;
		/*  #ifdef  APP-PLUS  */
		height: var(--status-bar-height); //覆盖样式
		/*  #endif  */
		background-color: #f1f1f1;
		transition: opacity 0.05s linear;
	}

	.header {
		width: 100%;

		height: 100upx;
		display: flex;
		align-items: center;
		position: fixed;
		top: 0;
		z-index: 10;
		/*  #ifdef  APP-PLUS  */
		top: var(--status-bar-height);

		/*  #endif  */
		.before,
		.after {
			width: 92%;
			padding: 0 4%;
			height: 100upx;
			display: flex;
			align-items: center;
			position: fixed;
			top: 0;
			/*  #ifdef  APP-PLUS  */
			top: var(--status-bar-height);
			/*  #endif  */
			transition: opacity 0.05s linear;

			.back {
				width: 125upx;
				height: 60upx;
				flex-shrink: 0;

				.icon {
					margin-left: -10%;
					width: 60upx;
					height: 60upx;
					display: flex;
					align-items: center;
					justify-content: center;
					font-size: 42upx;
				}
			}

			.middle {
				width: 100%;
			}

			.icon-btn {
				width: 125upx;
				height: 60upx;
				flex-shrink: 0;
				display: flex;

				.icon {
					&:first-child {
						margin-right: 5upx;
					}

					width: 60upx;
					height: 60upx;
					display: flex;
					justify-content: center;
					align-items: center;
					font-size: 42upx;
				}
			}
		}

		.before {
			.back {
				.icon {
					color: #fff;
					background-color: rgba(0, 0, 0, 0.2);
					border-radius: 100%;
				}
			}

			.icon-btn {
				.icon {
					color: #fff;
					background-color: rgba(0, 0, 0, 0.2);
					border-radius: 100%;

				}
			}
		}

		.after {
			background-color: #f1f1f1;

			.back {
				.icon {
					color: #666;
				}
			}

			.icon-btn {
				.icon {
					color: #666;
				}
			}

			.middle {
				font-size: 32upx;
				height: 90upx;
				display: flex;
				justify-content: center;
				align-items: center;
				padding: 0 7%;

				view {
					width: (100%/3);
					padding: 0 3%;
					margin: 0 3%;
					display: flex;
					justify-content: center;
					align-items: center;

					&.on {
						margin-bottom: -4upx;
						color: #f47952;
						border-bottom: solid 4upx #f47952;
					}
				}
			}
		}
	}

	.swiper-box {
		position: relative;
		width: 100%;
		height: 100vw;

		swiper {
			width: 100%;
			height: 100vw;

			swiper-item {
				image {
					width: 100%;
					height: 100vw;
				}
			}
		}

		.indicator {
			display: flex;
			justify-content: center;
			align-items: center;
			padding: 0 25upx;
			height: 40upx;
			border-radius: 40upx;
			font-size: 22upx;
			position: absolute;
			bottom: 20upx;
			right: 20upx;
			color: #fff;
			background-color: rgba(0, 0, 0, 0.2);
		}
	}

	.info-box {
		width: 92%;
		padding: 20upx 4%;
		background-color: #fff;
		margin-bottom: 20upx;
	}

	.goods-info {
		.price {
			font-size: 46upx;
			font-weight: 600;
			color: #f47925;

			.zprice {
				padding-left: 10px;
				text-decoration: line-through;
			}
		}

		.title {
			font-size: 30upx;
		}
	}

	.spec {
		.row {
			width: 100%;
			display: flex;
			align-items: center;
			margin: 5px 0 5px 0;

			.text {
				font-size: 24upx;
				color: #a2a2a2;
				margin-right: 20upx;
			}

			.content {
				font-size: 28upx;
				display: flex;
				flex-wrap: wrap;

				.serviceitem {
					margin-right: 10upx;
				}

				.sp {
					width: 100%;
					display: flex;

					view {
						background-color: #f6f6f6;
						padding: 5upx 10upx;
						color: #999;
						margin-right: 10upx;
						font-size: 20upx;
						border-radius: 5upx;

						&.on {
							border: solid 1upx #f47952;
							padding: 4upx 8upx;
						}
					}
				}
			}

			.arrow {
				position: absolute;
				right: 4%;

				.icon {
					color: #ccc;
				}
			}
		}
	}

	.comments {
		.row {
			width: 100%;
			height: 40upx;
			display: flex;
			align-items: center;
			margin: 0 0 30upx 0;

			.text {
				font-size: 30upx;
			}

			.arrow {
				font-size: 28upx;
				position: absolute;
				right: 4%;
				color: #17e6a1;

				.show {
					display: flex;
					align-items: center;

					.icon {
						color: #17e6a1;
					}
				}
			}
		}

		.comment {
			width: 100%;

			.user-info {
				width: 100%;
				height: 40upx;
				display: flex;
				align-items: center;

				.face {
					width: 40upx;
					height: 40upx;
					margin-right: 8upx;

					image {
						width: 40upx;
						height: 40upx;
						border-radius: 100%;
					}
				}

				.username {
					font-size: 24upx;
					color: #999;
				}
			}

			.content {
				margin-top: 10upx;
				font-size: 26upx;
			}
		}
	}

	.description {
		.title {
			width: 100%;
			height: 80upx;
			display: flex;
			justify-content: center;
			align-items: center;
			font-size: 26upx;
			color: #999;
		}
	}

	.footer {
		position: fixed;
		bottom: 0upx;
		width: 100%;
		height: 99upx;
		color: #FFFFFF;
		border-top: solid 1upx #eee;
		background-color: red;
		z-index: 2;
		display: flex;
		justify-content: space-between;
		align-items: center;

		.btnfot {
			text-align: center;
			padding: 0;
			border-radius: 0;
			height: 48px;
			background-color: red;
			color: #ffffff;
		}

		.icons {
			display: flex;
			height: 80upx;
			margin-left: -4%;

			.box {
				width: 80upx;
				height: 80upx;
				display: flex;
				justify-content: center;
				flex-wrap: wrap;

				.icon {
					font-size: 40upx;
					color: #828282;
				}

				.text {
					display: flex;
					justify-content: center;
					width: 100%;
					font-size: 22upx;
					color: #666;
				}
			}
		}

		.btn {
			height: 80upx;
			border-radius: 40upx;
			overflow: hidden;
			display: flex;
			margin-right: -2%;

			.joinCart,
			.buy {
				height: 80upx;
				padding: 0 40upx;
				color: #fff;
				display: flex;
				align-items: center;
				font-size: 28upx;
			}

			.joinCart {
				background-color: #f0b46c;
			}

			.buy {
				background-color: #f06c7a;
			}
		}
	}

	.popup {
		position: fixed;
		top: 0;
		width: 100%;
		height: 100%;
		z-index: 20;
		display: none;

		.mask {
			position: fixed;
			top: 0;
			width: 100%;
			height: 100%;
			z-index: 21;
			background-color: rgba(0, 0, 0, 0.6);
		}

		.layer {
			position: fixed;
			z-index: 22;
			bottom: -70%;
			width: 92%;
			padding: 0 4%;
			height: 70%;
			border-radius: 20upx 20upx 0 0;
			background-color: #fff;
			display: flex;
			flex-wrap: wrap;
			align-content: space-between;

			.content {
				width: 100%;
				padding: 20upx 0;
			}

			.btn {
				width: 100%;
				height: 100upx;

				.button {
					width: 100%;
					height: 80upx;
					border-radius: 40upx;
					color: #fff;
					display: flex;
					align-items: center;
					justify-content: center;
					background-color: #f47952;
					font-size: 28upx;
				}
			}
		}

		&.show {
			display: block;

			.mask {
				animation: showPopup 0.2s linear both;
			}

			.layer {
				animation: showLayer 0.2s linear both;
			}
		}

		&.hide {
			display: block;

			.mask {
				animation: hidePopup 0.2s linear both;
			}

			.layer {
				animation: hideLayer 0.2s linear both;
			}
		}

		&.none {
			display: none;
		}

		&.service {
			.row {
				margin: 30upx 0;

				.title {
					font-size: 30upx;
					margin: 10upx 0;
				}

				.description {
					font-size: 28upx;
					color: #999;
				}
			}
		}

		&.spec {
			.title {
				font-size: 30upx;
				margin: 30upx 0;
			}

			.sp {
				display: flex;

				view {
					font-size: 28upx;
					padding: 5upx 20upx;
					border-radius: 8upx;
					margin: 0 30upx 20upx 0;
					background-color: #f6f6f6;

					&.on {
						padding: 3upx 18upx;
						border: solid 1upx #f47925;
					}
				}
			}

			.length {
				margin-top: 30upx;
				border-top: solid 1upx #aaa;
				display: flex;
				justify-content: space-between;
				align-items: center;
				padding-top: 20upx;

				.text {
					font-size: 30upx;
				}

				.number {
					display: flex;
					justify-content: center;
					align-items: center;

					.input {
						width: 80upx;
						height: 60upx;
						margin: 0 10upx;
						background-color: #f3f3f3;
						display: flex;
						justify-content: center;
						align-items: center;
						text-align: center;

						input {
							width: 80upx;
							height: 60upx;
							display: flex;
							justify-content: center;
							align-items: center;
							text-align: center;
							font-size: 26upx;
						}
					}

					.sub,
					.add {
						width: 60upx;
						height: 60upx;
						background-color: #f3f3f3;
						border-radius: 5upx;

						.icon {
							font-size: 30upx;
							width: 60upx;
							height: 60upx;
							display: flex;
							justify-content: center;
							align-items: center;

						}
					}
				}
			}

		}
	}

	.share {
		display: none;

		&.show {
			display: block;

			.mask {
				animation: showPopup 0.15s linear both;
			}

			.layer {
				animation: showLayer 0.15s linear both;
			}
		}

		&.hide {
			display: block;

			.mask {
				animation: hidePopup 0.15s linear both;
			}

			.layer {
				animation: hideLayer 0.15s linear both;
			}
		}

		&.none {
			display: none;
		}

		.mask {
			background-color: rgba(0, 0, 0, .5);
			position: fixed;
			width: 100%;
			height: 100%;
			top: 0;
			z-index: 11;
		}

		.layer {
			width: 92%;
			position: fixed;
			z-index: 12;
			padding: 0 4%;
			top: 100%;
			background-color: rgba(255, 255, 255, 0.9);

			.list {
				width: 100%;
				display: flex;
				padding: 10upx 0 30upx 0;

				.box {
					width: 25%;
					display: flex;
					justify-content: center;
					flex-wrap: wrap;

					image {
						width: 13.8vw;
						height: 13.8vw;
					}

					.title {
						margin-top: 10upx;
						display: flex;
						justify-content: center;
						width: 100%;
						font-size: 26upx;
					}
				}
			}

			.btn {
				width: 100%;
				height: 100upx;
				display: flex;
				justify-content: center;
				align-items: center;
				font-size: 28upx;
				border-top: solid 1upx #666666;
			}

			.h1 {
				width: 100%;
				height: 80upx;
				display: flex;
				justify-content: center;
				align-items: center;
				font-size: 34upx;
			}
		}

	}
</style>
