init

miniprogram/services/comments/fetchCommentsCount.js

@@ -0,0 +1,75 @@
+const { config } = require('../../config/index');
+
+/** 获取商品评论数 */
+function mockFetchCommentsCount(ID = 0) {
+  const { delay } = require('../_utils/delay');
+  const { getGoodsCommentsCount } = require('../../model/comments');
+  return delay().then(() => getGoodsCommentsCount(ID));
+}
+
+/** 获取商品评论数 */
+function fetchCommentsCount(productId = 0) {
+  console.log('[fetchCommentsCount] 接收到的productId:', productId, '类型:', typeof productId);
+  
+  // 验证productId参数
+  if (productId === null || productId === undefined || productId === '' || productId === 'undefined' || productId === 'null') {
+    console.error('[fetchCommentsCount] 商品ID为空或无效:', productId);
+    return Promise.reject(new Error('商品ID不能为空'));
+  }
+  
+  // 确保productId是数字
+  const numericProductId = Number(productId);
+  console.log('[fetchCommentsCount] 转换后的数字ID:', numericProductId);
+  
+  if (isNaN(numericProductId) || numericProductId <= 0) {
+    console.error('[fetchCommentsCount] 商品ID不是有效的正整数:', productId, '->', numericProductId);
+    return Promise.reject(new Error('商品ID必须是有效的正整数'));
+  }
+  
+  if (config.useMock) {
+    return mockFetchCommentsCount(numericProductId);
+  }
+  
+  return new Promise((resolve, reject) => {
+    wx.request({
+      url: `${config.apiBase}/comments/products/${numericProductId}/stats`,
+      method: 'GET',
+      success: (res) => {
+        if (res.statusCode === 200 && res.data.code === 200) {
+          // 转换数据格式以匹配前端期望的结构
+          const stats = res.data.data;
+          const result = {
+            // 原始数据保留
+            total_count: stats.total_count || 0,
+            average_rating: stats.average_rating || 0,
+            rating_1_count: stats.rating_1_count || 0,
+            rating_2_count: stats.rating_2_count || 0,
+            rating_3_count: stats.rating_3_count || 0,
+            rating_4_count: stats.rating_4_count || 0,
+            rating_5_count: stats.rating_5_count || 0,
+            good_count: (stats.rating_4_count || 0) + (stats.rating_5_count || 0),
+            medium_count: stats.rating_3_count || 0,
+            bad_count: (stats.rating_1_count || 0) + (stats.rating_2_count || 0),
+            image_count: stats.has_images_count || stats.image_count || 0,
+            
+            // 页面期望的数据格式
+            commentCount: String(stats.total_count || 0),
+            goodCount: String((stats.rating_4_count || 0) + (stats.rating_5_count || 0)),
+            middleCount: String(stats.rating_3_count || 0),
+            badCount: String((stats.rating_1_count || 0) + (stats.rating_2_count || 0)),
+            hasImageCount: String(stats.has_images_count || stats.image_count || 0),
+            uidCount: '0', // 用户自己的评论数，需要单独获取
+          };
+          resolve(result);
+        } else {
+          reject(new Error(res.data.message || '获取评论统计失败'));
+        }
+      },
+      fail: (err) => {
+        reject(err);
+      }
+    });
+  });
+}
+
+module.exports = { fetchCommentsCount };