client - add services

client/app/services/category.service.ts

@@ -0,0 +1,18 @@
+import { cloneDeep } from 'lodash';
+import axios from '../axios/axios';
+import { CategoryModel } from '../model';
+
+export class CategoryService {
+  private static categoryCache: CategoryModel[];
+
+  public static async getCategories(): Promise<CategoryModel[]> {
+    // return cache if it exists
+    if (CategoryService.categoryCache) {
+      return Promise.resolve(cloneDeep(CategoryService.categoryCache));
+    }
+
+    const res = await axios.get('/api/category');
+    CategoryService.categoryCache = cloneDeep(res.data.data);
+    return res.data.data;
+  }
+}

client/app/services/index.ts

@@ -0,0 +1,2 @@
+export * from './category.service';
+export * from './user.service';

client/app/services/user.service.ts

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+import axios from '../axios/axios';
+import { UserModel } from '../model';
+
+export class UserService {
+
+  public static storeUser(user: UserModel): void {
+    localStorage.setItem('user', JSON.stringify(user));
+  }
+
+  public static getUser(): UserModel {
+    const u = localStorage.getItem('user');
+    return u ? JSON.parse(u) : null;
+  }
+
+  // fetch user and store in local storage
+  public static async authorize(code: string): Promise<void> {
+    try {
+      const res = await axios.post('/api/battlenet/authorize', { code });
+      UserService.storeUser(res.data.data);
+    } catch (e) {
+      console.error(e);
+    }
+  }
+}