fix(推荐商品组件): 修复加入购物车时sourceFrom参数逻辑错误

将硬编码的sourceFrom值改为根据showDesc属性动态计算，当showDesc为true时传2，否则传1，以符合业务逻辑要求。

pages-sell/components/recommend-item/index.vue

@@ -41,174 +41,174 @@
 </template>
 
 <script>
-import SelectGoodPopup from '../select-good-popup/index.vue';
-
-export default {
-	name: 'RecommendItem',
-	components: {
-		SelectGoodPopup
-	},
-	props: {
-		item: {
-			type: Object,
-			required: true
-		},
-		showDesc: {
-			type: Boolean,
-			default: true
-		}
-	},
-	computed: {
-		highlightedName() {
-			return this.parseEmTag(this.item.name || this.item.title || '');
-		},
-		highlightedAuthor() {
-			return this.parseEmTag(this.item.author || '');
-		},
-		highlightedDesc() {
-			return this.parseEmTag(this.item.description || this.item.desc || '暂无简介');
-		}
-	},
-	methods: {
-		parseEmTag(text) {
-			if (!text) return '';
-			return text.replace(/<em>/g, '<span style="color: #38C148">').replace(/<\/em>/g, '</span>');
+	import SelectGoodPopup from '../select-good-popup/index.vue';
+
+	export default {
+		name: 'RecommendItem',
+		components: {
+			SelectGoodPopup
 		},
-		handleAddToCart() {
-			// Open the popup using ref
-			// 加入购物车时，传递 sourceFrom 参数为 2
-			this.$refs.popup.open(this.item, 1);
+		props: {
+			item: {
+				type: Object,
+				required: true
+			},
+			showDesc: {
+				type: Boolean,
+				default: true
+			}
 		},
-		onPopupConfirm(data) {
-			// Emit the confirmed data
-			this.$emit('add-cart', data);
+		computed: {
+			highlightedName() {
+				return this.parseEmTag(this.item.name || this.item.title || '');
+			},
+			highlightedAuthor() {
+				return this.parseEmTag(this.item.author || '');
+			},
+			highlightedDesc() {
+				return this.parseEmTag(this.item.description || this.item.desc || '暂无简介');
+			}
 		},
-		//图书详情页
-		handleClick() {
-			uni.navigateTo({
-				url: '/pages-sell/pages/detail?isbn=' + this.item.isbn
-			});
+		methods: {
+			parseEmTag(text) {
+				if (!text) return '';
+				return text.replace(/<em>/g, '<span style="color: #38C148">').replace(/<\/em>/g, '</span>');
+			},
+			handleAddToCart() {
+				// Open the popup using ref
+				// 加入购物车时，传递 sourceFrom 参数为 2
+				this.$refs.popup.open(this.item, props.showDesc ? 2 : 1);
+			},
+			onPopupConfirm(data) {
+				// Emit the confirmed data
+				this.$emit('add-cart', data);
+			},
+			//图书详情页
+			handleClick() {
+				uni.navigateTo({
+					url: '/pages-sell/pages/detail?isbn=' + this.item.isbn
+				});
+			}
 		}
 	}
-}
 </script>
 
 <style lang="scss" scoped>
-.recommend-item {
-	padding: 30rpx 0;
-	border-bottom: 1rpx dashed #EEEEEE;
-
-	.main-info {
-		display: flex;
-		margin-bottom: 30rpx;
-
-		.book-cover {
-			width: 172rpx;
-			height: 220rpx;
-			border-radius: 8rpx;
-			margin-right: 24rpx;
-			flex-shrink: 0;
-		}
+	.recommend-item {
+		padding: 30rpx 0;
+		border-bottom: 1rpx dashed #EEEEEE;
 
-		.info-right {
-			flex: 1;
+		.main-info {
 			display: flex;
-			flex-direction: column;
-			justify-content: space-between;
-			padding: 4rpx 0;
-
-			.title-author {
-				.title {
-					font-size: 32rpx;
-					font-weight: bold;
-					color: #333;
-					margin-bottom: 12rpx;
-					display: block;
-					line-height: 1.4;
-				}
-
-				.author {
-					font-size: 24rpx;
-					color: #999;
-				}
+			margin-bottom: 30rpx;
+
+			.book-cover {
+				width: 172rpx;
+				height: 220rpx;
+				border-radius: 8rpx;
+				margin-right: 24rpx;
+				flex-shrink: 0;
 			}
 
-			.price-action {
+			.info-right {
+				flex: 1;
 				display: flex;
+				flex-direction: column;
 				justify-content: space-between;
-				align-items: flex-end;
+				padding: 4rpx 0;
 
-				.price-box {
-					.currency {
-						font-size: 24rpx;
-						color: #FF4B4B;
-						font-weight: bold;
-					}
-
-					.price {
-						font-size: 36rpx;
-						color: #FF4B4B;
+				.title-author {
+					.title {
+						font-size: 32rpx;
 						font-weight: bold;
-						margin-right: 12rpx;
+						color: #333;
+						margin-bottom: 12rpx;
+						display: block;
+						line-height: 1.4;
 					}
 
-					.original {
+					.author {
 						font-size: 24rpx;
 						color: #999;
-						text-decoration: line-through;
 					}
 				}
 
-				.cart-btn {
-					background: #38C248;
-					border-radius: 30rpx;
-					height: 60rpx;
-					line-height: 60rpx;
-					padding: 0 24rpx;
+				.price-action {
+					display: flex;
+					justify-content: space-between;
+					align-items: flex-end;
+
+					.price-box {
+						.currency {
+							font-size: 24rpx;
+							color: #FF4B4B;
+							font-weight: bold;
+						}
+
+						.price {
+							font-size: 36rpx;
+							color: #FF4B4B;
+							font-weight: bold;
+							margin-right: 12rpx;
+						}
+
+						.original {
+							font-size: 24rpx;
+							color: #999;
+							text-decoration: line-through;
+						}
+					}
 
-					text {
-						font-size: 26rpx;
-						color: #fff;
+					.cart-btn {
+						background: #38C248;
+						border-radius: 30rpx;
+						height: 60rpx;
+						line-height: 60rpx;
+						padding: 0 24rpx;
+
+						text {
+							font-size: 26rpx;
+							color: #fff;
+						}
 					}
 				}
 			}
 		}
-	}
 
-	.desc-section {
-		.desc-header {
-			position: relative;
-			display: inline-block;
-			margin-bottom: 16rpx;
-
-			.label {
-				font-size: 30rpx;
-				font-weight: bold;
-				color: #333;
+		.desc-section {
+			.desc-header {
 				position: relative;
-				z-index: 1;
-			}
+				display: inline-block;
+				margin-bottom: 16rpx;
 
-			.indicator {
-				position: absolute;
-				bottom: 4rpx;
-				right: 4rpx;
-				width: 30rpx;
-				height: 8rpx;
-				background: #4ED964;
-				border-radius: 4rpx;
-				z-index: 0;
+				.label {
+					font-size: 30rpx;
+					font-weight: bold;
+					color: #333;
+					position: relative;
+					z-index: 1;
+				}
+
+				.indicator {
+					position: absolute;
+					bottom: 4rpx;
+					right: 4rpx;
+					width: 30rpx;
+					height: 8rpx;
+					background: #4ED964;
+					border-radius: 4rpx;
+					z-index: 0;
+				}
 			}
-		}
 
-		.desc-content {
-			font-family: Source Han Sans SC;
-			font-size: 26rpx;
-			color: #8D8D8D;
-			line-height: 1.6;
-			display: block;
-			text-align: justify;
+			.desc-content {
+				font-family: Source Han Sans SC;
+				font-size: 26rpx;
+				color: #8D8D8D;
+				line-height: 1.6;
+				display: block;
+				text-align: justify;
+			}
 		}
 	}
-}
 </style>