Added friends service, from which you could add and remove friends

1 files changed, 44 insertions, 0 deletions

diff --git a/src/app/services/friend.service.ts b/src/app/services/friend.service.ts
new file mode 100644
index 0000000..6821606
--- /dev/null
+++ b/src/app/services/friend.service.ts
@@ -0,0 +1,44 @@
+import { HttpClient, HttpHeaders, HttpParams } from '@angular/common/http';
+import { Injectable } from '@angular/core';
+import { Guid } from 'guid-typescript';
+import { Observable } from 'rxjs';
+import { AppConstants } from '../app-constants.module';
+import { TokenService } from './token.service';
+
+@Injectable({
+  providedIn: 'root'
+})
+export class FriendService {
+  constructor(private _http: HttpClient, private _tokenService: TokenService)
+  { }
+
+  postFriendWithSessionStorageRequest(friendUsername: string): Observable<object> {
+    const userId = this._tokenService.getUserIdFromSessionStorageToken();
+    const token = this._tokenService.getTokenFromSessionStorage();
+
+    return this.postFriendRequest(userId, token, friendUsername);
+  }
+
+  deleteFriendWithSessionStorageRequest(friendUsername: string): Observable<object> {
+    const userId = this._tokenService.getUserIdFromSessionStorageToken();
+    const token = this._tokenService.getTokenFromSessionStorage();
+
+    return this.deleteFriendRequest(userId, token, friendUsername);
+  }
+
+  postFriendRequest(userId: Guid, authToken: string, friendUsername: string): Observable<object> {
+    const options = {
+      params: new HttpParams().set('UserId', userId.toString()).set('FriendUsername', friendUsername),
+      headers: new HttpHeaders().set('Authorization', 'Bearer ' + authToken)
+    };
+    return this._http.post(AppConstants.API_FRIENDS_URL, {}, options);
+  }
+
+  deleteFriendRequest(userId: Guid, authToken: string, friendUsername: string): Observable<object> {
+    const options = {
+      params: new HttpParams().set('UserId', userId.toString()).set('FriendUsername', friendUsername),
+      headers: new HttpHeaders().set('Authorization', 'Bearer ' + authToken)
+    };
+    return this._http.delete(AppConstants.API_FRIENDS_URL, options);
+  }
+}