Add sorting options

src/app/pages/admin/admin.component.ts

@@ -15,7 +15,8 @@ export class AdminComponent implements OnInit {
 	selectedCalendar: string = '';
 	password: string = '';
 	name: string = '';
-	eventFilter: string = '';
+	eventFilter: string = 'all';
+	eventSorting: string = 'start_asc';
 
 	constructor(
 		private api: ApiService
@@ -46,9 +47,10 @@ export class AdminComponent implements OnInit {
 					startDateTime: new Date(event.startDateTime),
 					endDateTime: new Date(event.endDateTime),
 					createdDate: new Date(event.createdDate)
-				})
+				});
 			}
-		})
+			this.sortEvents();
+		});
 	}
 
 	login(): void {
@@ -101,4 +103,24 @@ export class AdminComponent implements OnInit {
 	getUserName(): string {
 		return UtilsService.getNameFromLocalStorage();
 	}
+
+	sortEvents(): void {
+		this.events.sort((a,b) => {
+			switch (this.eventSorting) {
+				case '':
+					return 1;
+				case 'start_asc':
+					return a.startDateTime > b.startDateTime ? 1 : -1;
+				case 'start_desc':
+					return a.startDateTime > b.startDateTime ? -1 : 1;
+				case 'created_asc':
+					return a.createdDate > b.createdDate ? 1 : -1;
+				case 'created_desc':
+					return a.createdDate > b.createdDate ? -1 : 1;
+				default:
+					return 1;
+			}
+			return 1;
+		})
+	}
 }