init

miniprogram/services/good/fetchGood.js

@@ -0,0 +1,93 @@
+import { config } from '../../config/index';
+
+/** 获取商品列表 */
+function mockFetchGood(ID = 0) {
+  const { delay } = require('../_utils/delay');
+  const { genGood } = require('../../model/good');
+  return delay().then(() => genGood(ID));
+}
+
+/** 获取商品详情 */
+export function fetchGood(ID = 0) {
+  if (config.useMock) {
+    return mockFetchGood(ID);
+  }
+  
+  return new Promise((resolve, reject) => {
+    wx.request({
+      url: `${config.apiBase}/frontend/products/${ID}/detail`,
+      method: 'GET',
+      success: (res) => {
+        if (res.statusCode === 200 && res.data.code === 200) {
+          // 转换后端数据格式为前端期望的格式
+          const product = res.data.data;
+          
+          // 计算价格范围
+          let minPrice = parseInt(product.minSalePrice) || 0;
+          let maxPrice = parseInt(product.maxSalePrice) || 0;
+          let minOriginPrice = parseInt(product.minLinePrice) || 0;
+          let maxOriginPrice = parseInt(product.maxLinePrice) || 0;
+          
+          if (product.skuList && product.skuList.length > 0) {
+            const prices = product.skuList.map(sku => {
+              const priceInfo = sku.priceInfo && sku.priceInfo.length > 0 ? sku.priceInfo[0] : null;
+              return priceInfo ? parseInt(priceInfo.price) : 0; // 直接使用分为单位
+            });
+            const originPrices = product.skuList.map(sku => {
+              const priceInfo = sku.priceInfo && sku.priceInfo.length > 0 ? sku.priceInfo[0] : null;
+              return priceInfo ? parseInt(priceInfo.originPrice || priceInfo.price) : 0; // 直接使用分为单位
+            });
+            minPrice = Math.min(...prices);
+            maxPrice = Math.max(...prices);
+            minOriginPrice = Math.min(...originPrices);
+            maxOriginPrice = Math.max(...originPrices);
+          }
+          
+          const result = {
+            // 基础信息：优先读取后端前端化字段，其次回退旧字段
+            spuId: product.spuId || product.id,
+            title: product.title || product.name,
+            price: minPrice,
+            originPrice: minOriginPrice,
+            minSalePrice: minPrice,
+            maxSalePrice: maxPrice,
+            maxLinePrice: maxOriginPrice,
+            primaryImage: product.primaryImage || product.main_image,
+            images: (product.images && product.images.length ? product.images : (product.primaryImage || product.main_image ? [product.primaryImage || product.main_image] : [])),
+            video: product.video || null,
+            // 详情描述：仅返回图片列表，支持后端返回字符串单图的情况
+            desc: (Array.isArray(product.desc) && product.desc.length)
+              ? product.desc
+              : ((typeof product.desc === 'string' && product.desc.trim())
+                ? [product.desc.trim()]
+                : ((Array.isArray(product.detail_images) && product.detail_images.length)
+                  ? product.detail_images
+                  : [])),
+            // 文本描述：单独提供文本字段作为兜底
+            descriptionText: product.description || '',
+            details: product.details,
+            brand: product.brand,
+            category: product.category,
+            isPutOnSale: product.isPutOnSale ?? 1, // 1表示上架，0表示下架
+            isStock: (product.spuStockQuantity ?? product.stock ?? 0) > 0,
+            stockNum: product.spuStockQuantity ?? product.stock ?? 0,
+            spuStockQuantity: product.spuStockQuantity ?? product.stock ?? 0,
+            soldNum: product.soldNum ?? product.sold_count ?? 0,
+            spuTagList: product.spuTagList ?? product.tags ?? [],
+            limitInfo: product.limitInfo ?? [],
+            specList: product.specList || [],
+            skuList: product.skuList || [],
+            etitle: product.etitle || product.name,
+            available: product.available ?? ((product.spuStockQuantity ?? product.stock ?? 0) > 0 ? 1 : 0)
+          };
+          resolve(result);
+        } else {
+          reject(new Error(res.data.message || '获取商品详情失败'));
+        }
+      },
+      fail: (err) => {
+        reject(err);
+      }
+    });
+  });
+}