mp-ui-user/pages/goods/detail.vue

<template>
	<view>
		<u-navbar title="兑换详情" :border="true" :placeholder="true" :autoBack="true" bgColor="#fff" />
		<view class="detail">
			<view class="detail-top">
				<u-swiper :list="picUrlArr" height="348" :indicator="true" :circular="true"></u-swiper>
			</view>
			<view class="detail-title">
				<view class="txt">{{ info.title }}</view>
				<view class="coin">
					<image src="../../static/logo.png" mode=""></image>
					<view>x {{ info.exchangePrice }}</view>
				</view>
			</view>
			<view class="detail-goods">商品详情</view>
			<view class="detail-description">
				<view class="" v-html="description"></view>
			</view>
		</view>
		<view class="footer-fixed">
			<view class="flex btn">
				<button type="default" @click="exChange">立即兑换</button>
			</view>
		</view>

		<!-- 兑换选择 -->
		<u-popup :show="choiceShow" mode="bottom" @close="close" :closeable="true">
			<view class="choiceShow-wrap">
				<view class="flex goods">
					<view class="flex image-wrap">
						<image src="../../static/logo.png" mode="aspectFill"></image>
					</view>
					<view class="info">
						<view class="info-title">Apple iPhone 13 (A2634) 128GB 星光色 支持移动联通电信5G 双卡双待手机</view>
						<view class="info-coin">
							<image src="../../static/logo.png" mode=""></image>
							<view>x 6800</view>
						</view>
						<view class="info-stock">库存：234</view>
					</view>
				</view>
				<view class="sku">
					<view class="sku-title">颜色</view>
					<view class="flex sku-list">
						<view class="sku-list-item">红色</view>
						<view class="sku-list-item">黑色</view>
					</view>
				</view>
				<view class="sku">
					<view class="sku-title">颜色</view>
					<view class="flex sku-list">
						<view class="sku-list-item">红色</view>
						<view class="sku-list-item">黑色</view>
					</view>
				</view>
				<view class="flex quantity">
					<view class="quantity-title">兑换数量</view>
					<view class="quantity-title">
						<u-number-box v-model="value" :min="1" @change="valChange"></u-number-box>
					</view>
				</view>
				<view class="flex btn">
					<view class="flex btn-left">
						<view class="title">应付：</view>
						<view class="flex coin">
							<image src="../../static/logo.png" mode=""></image>
							<view>x 6800</view>
						</view>
					</view>
					<view class="btn-right">
						<view class="confirm">立即兑换</view>
					</view>
				</view>
			</view>
		</u-popup>
	</view>
</template>

<script>
	import env from '../../config/env.js'
	import $http from '@/utils/request.js'
	export default {
		data() {
			return {
				boxId: '',
				picUrlArr: [],
				info: {},
				prizeList: [],
				description: '',
				choiceShow: false,

				value: 1,

			};
		},
		onLoad(opthios) {
			this.getDetail(opthios.id)
		},
		methods: {
			getDetail(id) {
				$http.post('/api/v1/mp/user/exchange/goods/detail', {
					goodsId: id
				}).then(res => {
					if (res.code == 0) {
						this.info = res.data
						let picUrlArr = res.data.picUrl.split(',')
						picUrlArr.forEach(item => {
							this.picUrlArr.push(env.filePublic + item)
						})
						// 处理富文本
						this.description = this.formatRichText(res.data.description);
					}
				})
			},

			exChange() {
				this.choiceShow = true
			},

			close() {
				this.choiceShow = false
			},

			valChange(e) {
				console.log(e);
			},
			
			/**
			 * 处理富文本里的图片宽度自适应
			 * 1.去掉img标签里的style、width、height属性
			 * 2.img标签添加style属性：max-width:100%;height:auto
			 * 3.修改所有style里的width属性为max-width:100%
			 * 4.去掉<br/>标签
			 * @param html
			 * @returns {void|string|*}
			 */
			formatRichText(html) { //控制小程序中图片大小
				let newContent = html.replace(/<img[^>]*>/gi, function(match, capture) {
					match = match.replace(/style="[^"]+"/gi, '').replace(/style='[^']+'/gi, '');
					match = match.replace(/width="[^"]+"/gi, '').replace(/width='[^']+'/gi, '');
					match = match.replace(/height="[^"]+"/gi, '').replace(/height='[^']+'/gi, '');
					return match;
				});
				newContent = newContent.replace(/style="[^"]+"/gi, function(match, capture) {
					match = match.replace(/width:[^;]+;/gi, 'max-width:100%;').replace(/width:[^;]+;/gi,
						'max-width:100%;');
					return match;
				});
				newContent = newContent.replace(/<br[^>]*\/>/gi, '');
				newContent = newContent.replace(/\<img/gi,
					'<img style="max-width:100%;height:auto;margin:10rpx auto;"');
				return newContent;
			},
		}
	}
</script>

<style lang="scss" scoped>

</style>
<style lang="scss" scoped>
	.detail {
		padding-bottom: 100rpx;

		&-top {
			height: 696rpx;
			background-color: #FFFFFF;
		}

		&-title {
			padding: 24rpx;
			background-color: #FFFFFF;
			margin-bottom: 10rpx;

			.txt {
				font-size: 32rpx;
				line-height: 44rpx;
				overflow: hidden;
				text-overflow: ellipsis;
				display: -webkit-box;
				-webkit-box-orient: vertical;
				-webkit-line-clamp: 2;
				margin-bottom: 24rpx;
				font-weight: bold;
			}

			.coin {
				display: flex;
				align-items: center;
				font-size: 32rpx;
				line-height: 44rpx;
				color: rgba(235, 112, 9, 100);
			}

			image {
				width: 42rpx;
				height: 42rpx;
				margin-right: 20rpx;
			}
		}

		&-goods {
			height: 88rpx;
			text-align: center;
			line-height: 88rpx;
			font-weight: bold;
			background-color: #FFFFFF;
		}
		
		&-description {
			image{
				width: 100%;
			}
		}
	}

	.choiceShow-wrap {
		min-height: 400rpx;
		padding: 80rpx 20rpx 60rpx;

		.goods {
			justify-content: space-between;
			margin-bottom: 20rpx;

			.image-wrap {
				width: 220rpx;
				height: 220rpx;
				border: 1px solid rgba(236, 236, 236, 100);
				border-radius: 10rpx;

				image {
					width: 174rpx;
					height: 174rpx;
				}
			}

			.info {
				flex: 1;
				display: flex;
				flex-direction: column;
				justify-content: space-between;
				padding-left: 26rpx;

				&-title {
					font-size: 32rpx;
					line-height: 44rpx;
					font-weight: bold;
				}

				&-coin {
					display: flex;
					align-items: center;
					font-size: 32rpx;
					line-height: 44rpx;
					color: rgba(235, 112, 9, 100);
					font-weight: bold;

					image {
						width: 42rpx;
						height: 42rpx;
						margin-right: 20rpx;
					}
				}

				&-stock {
					line-height: 44rpx;
				}
			}
		}

		.sku {
			margin-bottom: 30rpx;

			&-title {
				line-height: 42rpx;
			}

			&-list {
				justify-content: flex-start;

				&-item {
					line-height: 44rpx;
					padding: 0 20rpx;
					border: 1px solid rgba(187, 187, 187, 100);
					margin-left: 36rpx;
				}

				&-item:first-child {
					margin-left: 0;
				}
			}
		}

		.quantity {
			justify-content: space-between;
			margin-bottom: 40rpx;
		}

		.btn {
			justify-content: space-between;

			&-left {
				.coin {
					display: flex;
					align-items: center;
					font-size: 32rpx;
					line-height: 44rpx;
					color: rgba(235, 112, 9, 100);
					font-weight: bold;
					margin-left: 20rpx;

					image {
						width: 42rpx;
						height: 42rpx;
						margin-right: 20rpx;
					}
				}
			}

			&-right {
				.confirm {
					width: 250rpx;
					height: 60rpx;
					line-height: 60rpx;
					border-radius: 8px;
					background-color: rgba(235, 112, 9, 100);
					color: rgba(255, 255, 255, 100);
					font-size: 28rpx;
					text-align: center;
				}
			}
		}
	}

	.footer-fixed {
		position: fixed;
		bottom: var(--window-bottom);
		left: 0;
		right: 0;
		z-index: 11;
		box-shadow: 0 -4rpx 40rpx 0 rgba(151, 151, 151, 0.24);
		background: #fff;
		// 设置ios刘海屏底部横线安全区域
		padding-bottom: constant(safe-area-inset-bottom);
		padding-bottom: env(safe-area-inset-bottom);

		.btn {
			padding: 20rpx 40rpx;

			/deep/ button {
				width: 100%;
				line-height: 60rpx;
				font-size: 28rpx;
				height: 60rpx;
				color: #fff;
				background-color: $uni-bg-color;
				border: none;
				border-radius: 100rpx;
			}
		}
	}
</style>