Feature/extend watchlist endpoint by trend50d and trend200d (#5405)

* Extend watchlist endpoint by trend50d and trend200d

* Update changelog

CHANGELOG.md

@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## Unreleased
 
+### Added
+
+- Extended the watchlist endpoint by 50-Day and 200-Day trends (experimental)
+
 ### Changed
 
 - Randomized the minutes of the hourly data gathering cron job

apps/api/src/app/endpoints/watchlist/watchlist.service.ts

@@ -116,10 +116,13 @@ export class WatchlistService {
           return profile.dataSource === dataSource && profile.symbol === symbol;
         });
 
-        const allTimeHigh = await this.marketDataService.getMax({
+        const [allTimeHigh, trends] = await Promise.all([
+          this.marketDataService.getMax({
             dataSource,
             symbol
-        });
+          }),
+          this.benchmarkService.getBenchmarkTrends({ dataSource, symbol })
+        ]);
 
         const performancePercent =
           this.benchmarkService.calculateChangeInPercentage(
@@ -138,7 +141,9 @@ export class WatchlistService {
               performancePercent,
               date: allTimeHigh?.date
             }
-          }
+          },
+          trend50d: trends.trend50d,
+          trend200d: trends.trend200d
         };
       })
     );

apps/client/src/app/components/home-watchlist/home-watchlist.component.ts

@@ -7,7 +7,6 @@ import {
   User
 } from '@ghostfolio/common/interfaces';
 import { hasPermission, permissions } from '@ghostfolio/common/permissions';
-import { BenchmarkTrend } from '@ghostfolio/common/types';
 import { GfBenchmarkComponent } from '@ghostfolio/ui/benchmark';
 import { GfPremiumIndicatorComponent } from '@ghostfolio/ui/premium-indicator';
 
@@ -137,17 +136,7 @@ export class HomeWatchlistComponent implements OnDestroy, OnInit {
       .fetchWatchlist()
       .pipe(takeUntil(this.unsubscribeSubject))
       .subscribe(({ watchlist }) => {
-        this.watchlist = watchlist.map(
-          ({ dataSource, marketCondition, name, performances, symbol }) => ({
-            dataSource,
-            marketCondition,
-            name,
-            performances,
-            symbol,
-            trend50d: 'UNKNOWN' as BenchmarkTrend,
-            trend200d: 'UNKNOWN' as BenchmarkTrend
-          })
-        );
+        this.watchlist = watchlist;
 
         this.changeDetectorRef.markForCheck();
       });

libs/common/src/lib/interfaces/responses/watchlist-response.interface.ts

@@ -8,5 +8,7 @@ export interface WatchlistResponse {
     marketCondition: Benchmark['marketCondition'];
     name: string;
     performances: Benchmark['performances'];
+    trend50d: Benchmark['trend50d'];
+    trend200d: Benchmark['trend200d'];
   })[];
 }