feat(nav-category): support dynamic home grid categories in admin and uniapp

server/src/core/nav/nav-category.service.ts

@@ -0,0 +1,130 @@
+// 已读取AGENTS.md
+import { ContentSecurityService } from '../security/content-security.service';
+
+export interface NavCategoryItem {
+  id: number;
+  code: string;
+  name: string;
+  icon: string;
+  bgClass?: string;
+  cat?: string;
+  targetUrl: string;
+  badgeText?: string;
+  sortOrder: number;
+  status: number; // 1: 启用, 0: 停用
+  createdAt?: string;
+  updatedAt?: string;
+}
+
+export class NavCategoryService {
+  private categories: NavCategoryItem[] = [
+    { id: 1, code: 'esports', name: '电子竞技', icon: 'gameAll', bgClass: 'bg-indigo', cat: 'all', targetUrl: '/pages/activity/list?category=ALL', badgeText: 'HOT', sortOrder: 1, status: 1 },
+    { id: 2, code: 'meal', name: '美食探店', icon: 'utensils', bgClass: 'bg-amber', cat: 'offline_meal', targetUrl: '/pages/activity/list?category=MEAL', badgeText: 'AA制', sortOrder: 2, status: 1 },
+    { id: 3, code: 'sing', name: 'KTV嗨唱', icon: 'micVocal', bgClass: 'bg-rose', cat: 'offline_sing', targetUrl: '/pages/activity/list?category=SING', badgeText: '热度高', sortOrder: 3, status: 1 },
+    { id: 4, code: 'billiards', name: '同城台球', icon: 'billiards', bgClass: 'bg-sky', cat: 'offline_play', targetUrl: '/pages/activity/list?category=ALL', badgeText: '', sortOrder: 4, status: 1 },
+    { id: 5, code: 'hiking', name: '户外爬山', icon: 'mountain', bgClass: 'bg-emerald', cat: 'offline_play', targetUrl: '/pages/activity/list?category=ALL', badgeText: '周末', sortOrder: 5, status: 1 },
+    { id: 6, code: 'drink', name: '下午茶歇', icon: 'coffee', bgClass: 'bg-teal', cat: 'offline_drink', targetUrl: '/pages/activity/list?category=DRINK', badgeText: '', sortOrder: 6, status: 1 },
+    { id: 7, code: 'boardgame', name: '剧本桌游', icon: 'dice', bgClass: 'bg-purple', cat: 'offline_play', targetUrl: '/pages/activity/list?category=ALL', badgeText: '', sortOrder: 7, status: 1 },
+    { id: 8, code: 'fitness', name: '运动健身', icon: 'fitness', bgClass: 'bg-orange', cat: 'offline_play', targetUrl: '/pages/activity/list?category=ALL', badgeText: '', sortOrder: 8, status: 1 },
+    { id: 9, code: 'bar', name: '同城微醺', icon: 'warmFlame', bgClass: 'bg-rose', cat: 'offline_drink', targetUrl: '/pages/activity/list?category=DRINK', badgeText: '清吧', sortOrder: 9, status: 1 },
+    { id: 10, code: 'more', name: '全部活动', icon: 'gridAll', bgClass: 'bg-blue', cat: 'all', targetUrl: '/pages/activity/list?category=ALL', badgeText: '', sortOrder: 10, status: 1 }
+  ];
+
+  private nextId = 11;
+  private secService = new ContentSecurityService();
+
+  getActiveCategories(): NavCategoryItem[] {
+    return this.categories
+      .filter((c) => c.status === 1)
+      .sort((a, b) => a.sortOrder - b.sortOrder);
+  }
+
+  getAllCategories(): NavCategoryItem[] {
+    return [...this.categories].sort((a, b) => a.sortOrder - b.sortOrder);
+  }
+
+  createCategory(payload: {
+    code?: string;
+    name: string;
+    icon: string;
+    bgClass?: string;
+    cat?: string;
+    targetUrl?: string;
+    badgeText?: string;
+    sortOrder?: number;
+    status?: number;
+  }): NavCategoryItem {
+    if (!payload.name || !payload.name.trim()) {
+      throw new Error('品类名称不能为空');
+    }
+    if (!payload.icon || !payload.icon.trim()) {
+      throw new Error('品类图标不能为空');
+    }
+
+    const sec = this.secService.checkText(payload.name + ' ' + (payload.badgeText || ''));
+    if (!sec.pass) {
+      const err = new Error(sec.message);
+      (err as any).code = sec.code;
+      throw err;
+    }
+
+    const item: NavCategoryItem = {
+      id: this.nextId++,
+      code: payload.code || `cat_${Date.now()}`,
+      name: payload.name.trim(),
+      icon: payload.icon.trim(),
+      bgClass: payload.bgClass || 'bg-indigo',
+      cat: payload.cat || 'all',
+      targetUrl: payload.targetUrl || '/pages/activity/list?category=ALL',
+      badgeText: payload.badgeText || '',
+      sortOrder: payload.sortOrder !== undefined ? Number(payload.sortOrder) : 0,
+      status: payload.status !== undefined ? Number(payload.status) : 1,
+      createdAt: new Date().toISOString(),
+      updatedAt: new Date().toISOString()
+    };
+
+    this.categories.push(item);
+    return item;
+  }
+
+  updateCategory(id: number, payload: Partial<Omit<NavCategoryItem, 'id'>>): NavCategoryItem {
+    const idx = this.categories.findIndex((c) => c.id === id);
+    if (idx === -1) {
+      throw new Error('品类导航不存在或已被删除');
+    }
+
+    if (payload.name) {
+      const sec = this.secService.checkText(payload.name + ' ' + (payload.badgeText || ''));
+      if (!sec.pass) {
+        const err = new Error(sec.message);
+        (err as any).code = sec.code;
+        throw err;
+      }
+    }
+
+    const current = this.categories[idx];
+    const updated: NavCategoryItem = {
+      ...current,
+      ...payload,
+      updatedAt: new Date().toISOString()
+    };
+    this.categories[idx] = updated;
+    return updated;
+  }
+
+  toggleStatus(id: number, status: number): NavCategoryItem {
+    if (status !== 0 && status !== 1) {
+      throw new Error('状态参数必须为 0 或 1');
+    }
+    return this.updateCategory(id, { status });
+  }
+
+  deleteCategory(id: number): boolean {
+    const len = this.categories.length;
+    this.categories = this.categories.filter((c) => c.id !== id);
+    if (this.categories.length === len) {
+      throw new Error('品类导航不存在或已被删除');
+    }
+    return true;
+  }
+}