Make it multiplayer

src/app/services/api.service.ts

@@ -0,0 +1,53 @@
+import { Injectable } from '@angular/core';
+import { HttpClient, HttpHeaders } from '@angular/common/http';
+import { Unique } from '../store/unique';
+
+const API_URI = 'https://schmelczer.dev/api/store/';
+
+@Injectable({
+  providedIn: 'root'
+})
+export class ApiService {
+  constructor(private http: HttpClient) {}
+
+  private static getAuthorizationHeader(id: string): HttpHeaders {
+    return new HttpHeaders().set('Authorization', `life-towers-v3 ${id}`);
+  }
+
+  async track(id: string): Promise<void> {
+    await this.http.post(`${API_URI}me`, {}, { headers: ApiService.getAuthorizationHeader(id) }).toPromise();
+  }
+
+  async register(id: string): Promise<void> {
+    await this.http.post(API_URI, { token: id }).toPromise();
+  }
+
+  async getObject(userId: string, objectId: string): Promise<Unique> {
+    return await this.http
+      .get<Unique>(`${API_URI}me/${objectId}`, { headers: ApiService.getAuthorizationHeader(userId) })
+      .toPromise();
+  }
+
+  async postObject(userId: string, objectId: string, serializedObject: string): Promise<void> {
+    await this.http
+      .post(
+        `${API_URI}me/${objectId}`,
+        { data: serializedObject },
+        { headers: ApiService.getAuthorizationHeader(userId) }
+      )
+      .toPromise();
+  }
+
+  async getRootId(userId: string): Promise<string> {
+    return await this.http
+      // @ts-ignore
+      .get<string>(`${API_URI}me/root`, { headers: ApiService.getAuthorizationHeader(userId), responseType: 'text' })
+      .toPromise();
+  }
+
+  async setRootId(userId: string, rootId: string): Promise<void> {
+    await this.http
+      .put(`${API_URI}me/root`, { root_id: rootId }, { headers: ApiService.getAuthorizationHeader(userId) })
+      .toPromise();
+  }
+}