feat: 新增商品详情页，点击商品卡片可查看详情

src/pages/product/detail.vue

@@ -0,0 +1,250 @@
+<template>
+  <view class="page">
+    <!-- 商品图片区域 -->
+    <view class="image-section">
+      <view class="product-image">
+        <Icon name="product" :size="120" color="#fff" />
+      </view>
+    </view>
+
+    <!-- 商品基本信息 -->
+    <view class="info-section">
+      <view class="price-row">
+        <text class="price">¥{{ product.price }}</text>
+        <text class="unit">/{{ product.unit }}</text>
+      </view>
+      <text class="product-name">{{ product.name }}</text>
+      <text class="product-spec">规格: {{ product.spec || '-' }}</text>
+    </view>
+
+    <!-- 商品详情 -->
+    <view class="detail-section">
+      <view class="detail-header">
+        <text class="detail-title">商品详情</text>
+      </view>
+      <view class="detail-content">
+        <view class="detail-item">
+          <text class="detail-label">商品分类</text>
+          <text class="detail-value">{{ categoryName }}</text>
+        </view>
+        <view class="detail-item">
+          <text class="detail-label">商品编码</text>
+          <text class="detail-value">{{ product.productId }}</text>
+        </view>
+        <view class="detail-item">
+          <text class="detail-label">成本价</text>
+          <text class="detail-value">¥{{ product.costPrice || '-' }}</text>
+        </view>
+        <view class="detail-item">
+          <text class="detail-label">库存预警</text>
+          <text class="detail-value">{{ product.stockAlert || '-' }}</text>
+        </view>
+        <view class="detail-item">
+          <text class="detail-label">当前库存</text>
+          <text class="detail-value stock">{{ stock }}</text>
+        </view>
+      </view>
+    </view>
+
+    <!-- 底部操作按钮 -->
+    <view class="bottom-bar">
+      <button class="btn-edit" @click="editProduct" v-if="isAdmin">
+        <Icon name="edit" :size="32" color="#fff" style="margin-right: 10rpx" />
+        编辑商品
+      </button>
+    </view>
+  </view>
+</template>
+
+<script>
+import productApi from '@/api/product'
+import stockApi from '@/api/stock'
+import { isAdmin } from '@/utils/auth'
+
+export default {
+  data() {
+    return {
+      productId: '',
+      product: {},
+      categoryName: '',
+      stock: 0,
+      isAdmin: false
+    }
+  },
+  onLoad(options) {
+    if (options.productId) {
+      this.productId = options.productId
+      this.isAdmin = isAdmin()
+      this.loadProductDetail()
+      this.loadStock()
+    }
+  },
+  methods: {
+    async loadProductDetail() {
+      try {
+        const res = await productApi.getProduct(this.productId)
+        this.product = res
+        // 获取分类名称
+        const categories = await productApi.getCategories()
+        const category = categories.find(c => c.categoryId === this.product.categoryId)
+        this.categoryName = category ? category.name : '-'
+      } catch (e) {
+        uni.showToast({ title: '加载失败', icon: 'none' })
+      }
+    },
+    async loadStock() {
+      try {
+        const res = await stockApi.getStock(this.productId)
+        this.stock = res.quantity || 0
+      } catch (e) {
+        this.stock = 0
+      }
+    },
+    editProduct() {
+      uni.navigateTo({
+        url: `/pages/product/manage?productId=${this.productId}`
+      })
+    }
+  }
+}
+</script>
+
+<style>
+.page {
+  min-height: 100vh;
+  background: #f8f9fa;
+  padding-bottom: 120rpx;
+}
+
+/* 图片区域 */
+.image-section {
+  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+  padding: 60rpx;
+  display: flex;
+  justify-content: center;
+}
+
+.product-image {
+  width: 300rpx;
+  height: 300rpx;
+  background: rgba(255, 255, 255, 0.2);
+  border-radius: 24rpx;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+}
+
+/* 商品信息 */
+.info-section {
+  background: #fff;
+  padding: 30rpx;
+  margin-bottom: 20rpx;
+}
+
+.price-row {
+  display: flex;
+  align-items: baseline;
+  margin-bottom: 16rpx;
+}
+
+.price {
+  font-size: 48rpx;
+  font-weight: bold;
+  color: #ff4d4f;
+}
+
+.unit {
+  font-size: 28rpx;
+  color: #999;
+  margin-left: 8rpx;
+}
+
+.product-name {
+  display: block;
+  font-size: 36rpx;
+  font-weight: bold;
+  color: #333;
+  margin-bottom: 12rpx;
+}
+
+.product-spec {
+  font-size: 26rpx;
+  color: #666;
+}
+
+/* 详情区域 */
+.detail-section {
+  background: #fff;
+  margin: 0 20rpx;
+  border-radius: 20rpx;
+  overflow: hidden;
+}
+
+.detail-header {
+  padding: 24rpx 30rpx;
+  border-bottom: 1rpx solid #f0f0f0;
+}
+
+.detail-title {
+  font-size: 28rpx;
+  font-weight: bold;
+  color: #333;
+}
+
+.detail-content {
+  padding: 10rpx 0;
+}
+
+.detail-item {
+  display: flex;
+  justify-content: space-between;
+  padding: 24rpx 30rpx;
+  border-bottom: 1rpx solid #f8f8f8;
+}
+
+.detail-item:last-child {
+  border-bottom: none;
+}
+
+.detail-label {
+  font-size: 26rpx;
+  color: #666;
+}
+
+.detail-value {
+  font-size: 26rpx;
+  color: #333;
+}
+
+.detail-value.stock {
+  font-size: 32rpx;
+  font-weight: bold;
+  color: #667eea;
+}
+
+/* 底部按钮 */
+.bottom-bar {
+  position: fixed;
+  bottom: 0;
+  left: 0;
+  right: 0;
+  padding: 20rpx 30rpx;
+  background: #fff;
+  box-shadow: 0 -4rpx 20rpx rgba(0, 0, 0, 0.1);
+}
+
+.btn-edit {
+  width: 100%;
+  height: 88rpx;
+  line-height: 88rpx;
+  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+  color: #fff;
+  border: none;
+  border-radius: 44rpx;
+  font-size: 30rpx;
+  font-weight: bold;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+}
+</style>

src/pages/product/list.vue

@@ -154,7 +154,9 @@ export default {
       this.loadProducts()
     },
     viewDetail(item) {
-      uni.showToast({ title: '商品详情开发中', icon: 'none' })
+      uni.navigateTo({
+        url: `/pages/product/detail?productId=${item.productId}`
+      })
     },
     getStock(productId) {
       return this.stocks[productId] || 0