Delete multiple schedules

backend/src/main/java/core/api/controller/ScheduleController.java

@@ -15,6 +15,7 @@ import org.springframework.web.bind.annotation.*;
 
 import javax.validation.Valid;
 import java.time.LocalDate;
+import java.util.ArrayList;
 import java.util.List;
 
 
@@ -195,4 +196,25 @@ public class ScheduleController {
         List<AbstractSchedule> missedSchedules = taskScheduleService.getAllMissedSchedulesOfUser(SecurityContextHolder.getContext().getAuthentication().getName());
         return ResponseEntity.ok(missedSchedules.stream().map(AbstractSchedule::toScheduleInfo).toList());
     }
+
+    @DeleteMapping("/schedules/{scheduleIDs}/all")
+    public ResponseEntity<?> deleteSchedules(@PathVariable long[] scheduleIDs) {
+        List<PermissionResult<AbstractSchedule>> permissionResults = new ArrayList<>();
+        for(long scheduleID: scheduleIDs) {
+            PermissionResult<AbstractSchedule> permissionResult = taskScheduleService.getSchedulePermissions(scheduleID, SecurityContextHolder.getContext().getAuthentication().getName());
+            if(permissionResult.isHasPermissions()) {
+                return ResponseEntity.status(403).body(new SimpleStatusResponse("failed"));
+            }
+
+            if(permissionResult.getExitCode() == ServiceExitCode.MISSING_ENTITY) {
+                return ResponseEntity.status(404).body(new SimpleStatusResponse("failed"));
+            }
+            permissionResults.add(permissionResult);
+        }
+
+        for(PermissionResult<AbstractSchedule> permissionResult : permissionResults) {
+            taskScheduleService.deleteSchedule(permissionResult.getResult());
+        }
+        return ResponseEntity.ok(new SimpleStatusResponse("success"));
+    }
 }