feat(client): add watchlist endpoints to data service

apps/client/src/app/services/data.service.ts

@@ -6,6 +6,7 @@ import { UpdateAccountDto } from '@ghostfolio/api/app/account/update-account.dto
 import { UpdateBulkMarketDataDto } from '@ghostfolio/api/app/admin/update-bulk-market-data.dto';
 import { CreateTagDto } from '@ghostfolio/api/app/endpoints/tags/create-tag.dto';
 import { UpdateTagDto } from '@ghostfolio/api/app/endpoints/tags/update-tag.dto';
+import { CreateWatchlistItemDto } from '@ghostfolio/api/app/endpoints/watchlist/create-watchlist-item.dto';
 import { CreateOrderDto } from '@ghostfolio/api/app/order/create-order.dto';
 import {
   Activities,
@@ -686,6 +687,10 @@ export class DataService {
     return this.http.get<Tag[]>('/api/v1/tags');
   }
 
+  public fetchWatchlist() {
+    return this.http.get<AssetProfileIdentifier[]>('/api/v1/watchlist');
+  }
+
   public generateAccessToken(aUserId: string) {
     return this.http.post<AccessTokenResponse>(
       `/api/v1/user/${aUserId}/access-token`,
@@ -748,6 +753,10 @@ export class DataService {
     return this.http.post<UserItem>('/api/v1/user', {});
   }
 
+  public postWatchlist(watchlistItem: CreateWatchlistItemDto) {
+    return this.http.post('/api/v1/watchlist', watchlistItem);
+  }
+
   public putAccount(aAccount: UpdateAccountDto) {
     return this.http.put<UserItem>(`/api/v1/account/${aAccount.id}`, aAccount);
   }