web-ui: Add the BalancesService

web-ui/src/app/models/balance.ts

@@ -0,0 +1,7 @@
+
+export class Balance {
+  address: string;
+  available: number;
+  received: number;
+  spent: number;
+}

web-ui/src/app/models/paginated-result.ts

@@ -0,0 +1,7 @@
+
+export class PaginatedResult<T> {
+  offset: number;
+  limit: number;
+  total: number;
+  data: T[];
+}

web-ui/src/app/services/balances.service.ts

@@ -0,0 +1,25 @@
+import { Injectable } from '@angular/core';
+import { HttpClient, HttpHeaders } from '@angular/common/http';
+import { Observable } from 'rxjs/Observable';
+
+import { environment } from '../../environments/environment';
+
+import { Balance } from '../models/balance';
+import { PaginatedResult } from '../models/paginated-result';
+
+const httpOptions = {
+  headers: new HttpHeaders({ 'Content-Type': 'application/json' })
+};
+
+@Injectable()
+export class BalancesService {
+
+  private baseUrl = environment.api.url + '/balances';
+
+  constructor(private http: HttpClient) { }
+
+  getRichest(offset: number = 0, limit: number = 10): Observable<PaginatedResult<Balance>> {
+    const url = `${this.baseUrl}?offset=${offset}&limit=${limit}`;
+    return this.http.get<PaginatedResult<Balance>>(url);
+  }
+}