feat: add view savings account page (#862)

- Transactions Tab
- Charges Tab
- Standing Instructions Tab

Fixes: #221

src/app/savings/savings.service.ts

@@ -1,6 +1,6 @@
 /** Angular Imports */
 import { Injectable } from '@angular/core';
-import { HttpClient } from '@angular/common/http';
+import { HttpClient, HttpParams } from '@angular/common/http';
 
 /** rxjs Imports */
 import { Observable } from 'rxjs';
@@ -12,7 +12,9 @@ import { Observable } from 'rxjs';
   providedIn: 'root'
 })
 export class SavingsService {
+
   constructor(private http: HttpClient) {}
+
   /**
    * @param {string} savingAccountId is saving account's Id.
    * @returns {Observable<any>}
@@ -55,4 +57,35 @@ export class SavingsService {
     const params = { template: 'true' };
     return this.http.get(`/charges/${chargeId}`, { params: params });
   }
+
+  /**
+   * @param groupId Group Id of group to get data for.
+   * @returns {Observable<any>} Group data.
+   */
+  getSavingsAccountData(accountId: string): Observable<any> {
+    const httpParams = new HttpParams().set('associations', 'all');
+    return this.http.get(`/savingsaccounts/${accountId}`, { params: httpParams });
+  }
+
+  /**
+   * @param clientId Client Id
+   * @param clientName Client Name
+   * @param fromAccountId Account Id
+   * @param locale Locale
+   * @param dateFormat Date Format
+   * @returns {Observable<any>} Standing Instructions
+   */
+  getStandingInstructions(
+    clientId: string, clientName: string, fromAccountId: string,
+    locale: string, dateFormat: string): Observable<any> {
+    const httpParams = new HttpParams()
+      .set('clientId', clientId)
+      .set('clientName', clientName)
+      .set('fromAccountId', fromAccountId)
+      .set('fromAccountType', '2')
+      .set('locale', locale)
+      .set('dateFormat', dateFormat);
+    return this.http.get(`/standinginstructions`, { params: httpParams });
+  }
+
 }