feat: 新增营养摄入分析卡片并优化相关页面

- 在统计页面中引入营养摄入分析卡片，展示用户的营养数据
- 更新探索页面，增加营养数据加载逻辑，确保用户体验一致性
- 移除不再使用的推荐文章逻辑，简化代码结构
- 更新路由常量，确保路径管理集中化
- 优化体重历史记录卡片，提升用户交互体验

services/articles.ts

@@ -1,4 +1,3 @@
-import dayjs from 'dayjs';
 import { api } from './api';
 
 export type Article = {
@@ -10,33 +9,6 @@ export type Article = {
   readCount: number;
 };
 
-const demoArticles: Article[] = [
-  {
-    id: 'intro-pilates-posture',
-    title: '新手入门：普拉提核心与体态的关系',
-    coverImage: 'https://plates-1251306435.cos.ap-guangzhou.myqcloud.com/images/imagedemo.jpeg',
-    publishedAt: dayjs().subtract(2, 'day').toISOString(),
-    readCount: 1268,
-    htmlContent: `
-      <h2>为什么核心很重要？</h2>
-      <p>核心是维持良好体态与动作稳定的关键。普拉提通过强调呼吸与深层肌群激活，帮助你在<em>日常站立、坐姿与训练</em>中保持更好的身体对齐。</p>
-      <h3>入门建议</h3>
-      <ol>
-        <li>从呼吸开始：尝试<strong>胸廓外扩</strong>而非耸肩。</li>
-        <li>慢而可控：注意动作过程中的连贯与专注。</li>
-        <li>记录变化：每周拍照或在应用中记录体态变化。</li>
-      </ol>
-      <p>更多实操可在本应用的「AI体态评估」中获取个性化建议。</p>
-      <img src="https://plates-1251306435.cos.ap-guangzhou.myqcloud.com/images/ImageCheck.jpeg" alt="pilates-illustration" />
-    `,
-  },
-];
-
-export function listRecommendedArticles(): Article[] {
-  // 实际项目中可替换为 API 请求
-  return demoArticles;
-}
-
 export async function getArticleById(id: string): Promise<Article | undefined> {
   return api.get<Article>(`/articles/${id}`);
 }

services/dietRecords.ts

@@ -0,0 +1,115 @@
+import { api } from '@/services/api';
+
+export type MealType = 'breakfast' | 'lunch' | 'dinner' | 'snack' | 'other';
+export type RecordSource = 'manual' | 'vision' | 'other';
+
+export type DietRecord = {
+  id: number;
+  mealType: MealType;
+  foodName: string;
+  foodDescription?: string;
+  weightGrams?: number;
+  portionDescription?: string;
+  estimatedCalories?: number;
+  proteinGrams?: number;
+  carbohydrateGrams?: number;
+  fatGrams?: number;
+  fiberGrams?: number;
+  sugarGrams?: number;
+  sodiumMg?: number;
+  additionalNutrition?: any;
+  source: RecordSource;
+  mealTime?: string;
+  imageUrl?: string;
+  notes?: string;
+  createdAt: string;
+  updatedAt: string;
+};
+
+export type NutritionSummary = {
+  totalCalories: number;
+  totalProtein: number;
+  totalCarbohydrate: number;
+  totalFat: number;
+  totalFiber: number;
+  totalSugar: number;
+  totalSodium: number;
+};
+
+export async function getDietRecords({
+  startDate,
+  endDate,
+}: {
+  startDate: string;
+  endDate: string;
+}): Promise<{
+  records: DietRecord[]
+  total: number
+  page: number
+  limit: number
+}> {
+  const params = startDate && endDate ? `?startDate=${startDate}&endDate=${endDate}` : '';
+  return await api.get<{
+    records: DietRecord[]
+    total: number
+    page: number
+    limit: number
+  }>(`/users/diet-records${params}`);
+}
+
+export function calculateNutritionSummary(records: DietRecord[]): NutritionSummary {
+  if (records?.length === 0) {
+    return {
+      totalCalories: 0,
+      totalProtein: 0,
+      totalCarbohydrate: 0,
+      totalFat: 0,
+      totalFiber: 0,
+      totalSugar: 0,
+      totalSodium: 0,
+    };
+  }
+
+  return records.reduce(
+    (summary, record) => ({
+      totalCalories: summary.totalCalories + (record.estimatedCalories || 0),
+      totalProtein: summary.totalProtein + (record.proteinGrams || 0),
+      totalCarbohydrate: summary.totalCarbohydrate + (record.carbohydrateGrams || 0),
+      totalFat: summary.totalFat + (record.fatGrams || 0),
+      totalFiber: summary.totalFiber + (record.fiberGrams || 0),
+      totalSugar: summary.totalSugar + (record.sugarGrams || 0),
+      totalSodium: summary.totalSodium + (record.sodiumMg || 0),
+    }),
+    {
+      totalCalories: 0,
+      totalProtein: 0,
+      totalCarbohydrate: 0,
+      totalFat: 0,
+      totalFiber: 0,
+      totalSugar: 0,
+      totalSodium: 0,
+    }
+  );
+}
+
+// 将营养数据转换为雷达图数据（0-5分制）
+export function convertToRadarData(summary: NutritionSummary): number[] {
+  // 基于推荐日摄入量计算分数
+  const recommendations = {
+    calories: 2000, // 卡路里
+    protein: 50, // 蛋白质(g)
+    carbohydrate: 300, // 碳水化合物(g)
+    fat: 65, // 脂肪(g)
+    fiber: 25, // 膳食纤维(g)
+    sodium: 2300, // 钠(mg)
+  };
+
+  return [
+    Math.min(5, (summary.totalCalories / recommendations.calories) * 5),
+    Math.min(5, (summary.totalProtein / recommendations.protein) * 5),
+    Math.min(5, (summary.totalCarbohydrate / recommendations.carbohydrate) * 5),
+    Math.min(5, (summary.totalFat / recommendations.fat) * 5),
+    Math.min(5, (summary.totalFiber / recommendations.fiber) * 5),
+    Math.min(5, Math.max(0, 5 - (summary.totalSodium / recommendations.sodium) * 5)), // 钠含量越低越好
+  ];
+}