Schedules: Update next_run_at when editing & show notification if cron is invalid (#1141)

* update `next_run_at` when editing & show notification if cron is invalid

* move getNextRun to resource

app/Filament/Server/Resources/ScheduleResource.php

@@ -4,9 +4,12 @@ namespace App\Filament\Server\Resources;
 
 use App\Filament\Server\Resources\ScheduleResource\Pages;
 use App\Filament\Server\Resources\ScheduleResource\RelationManagers\TasksRelationManager;
+use App\Helpers\Utilities;
 use App\Models\Permission;
 use App\Models\Schedule;
 use App\Models\Server;
+use Carbon\Carbon;
+use Exception;
 use Filament\Facades\Filament;
 use Filament\Forms\Components\Actions;
 use Filament\Forms\Components\Actions\Action;
@@ -17,7 +20,9 @@ use Filament\Forms\Components\Toggle;
 use Filament\Forms\Components\ToggleButtons;
 use Filament\Forms\Form;
 use Filament\Forms\Set;
+use Filament\Notifications\Notification;
 use Filament\Resources\Resource;
+use Filament\Support\Exceptions\Halt;
 use Illuminate\Database\Eloquent\Model;
 
 class ScheduleResource extends Resource
@@ -314,4 +319,18 @@ class ScheduleResource extends Resource
             'edit' => Pages\EditSchedule::route('/{record}/edit'),
         ];
     }
+
+    public static function getNextRun(string $minute, string $hour, string $dayOfMonth, string $month, string $dayOfWeek): Carbon
+    {
+        try {
+            return Utilities::getScheduleNextRunDate($minute, $hour, $dayOfMonth, $month, $dayOfWeek);
+        } catch (Exception) {
+            Notification::make()
+                ->title('The cron data provided does not evaluate to a valid expression')
+                ->danger()
+                ->send();
+
+            throw new Halt();
+        }
+    }
 }

app/Filament/Server/Resources/ScheduleResource/Pages/CreateSchedule.php

@@ -2,14 +2,10 @@
 
 namespace App\Filament\Server\Resources\ScheduleResource\Pages;
 
-use App\Exceptions\DisplayException;
 use App\Facades\Activity;
 use App\Filament\Server\Resources\ScheduleResource;
-use App\Helpers\Utilities;
 use App\Models\Schedule;
 use App\Models\Server;
-use Carbon\Carbon;
-use Exception;
 use Filament\Facades\Filament;
 use Filament\Resources\Pages\CreateRecord;
 
@@ -39,27 +35,18 @@ class CreateSchedule extends CreateRecord
         }
 
         if (!isset($data['next_run_at'])) {
-            $data['next_run_at'] = $this->getNextRunAt($data['cron_minute'], $data['cron_hour'], $data['cron_day_of_month'], $data['cron_month'], $data['cron_day_of_week']);
+            $data['next_run_at'] = ScheduleResource::getNextRun(
+                $data['cron_minute'],
+                $data['cron_hour'],
+                $data['cron_day_of_month'],
+                $data['cron_month'],
+                $data['cron_day_of_week']
+            );
         }
 
         return $data;
     }
 
-    protected function getNextRunAt(string $minute, string $hour, string $dayOfMonth, string $month, string $dayOfWeek): Carbon
-    {
-        try {
-            return Utilities::getScheduleNextRunDate(
-                $minute,
-                $hour,
-                $dayOfMonth,
-                $month,
-                $dayOfWeek
-            );
-        } catch (Exception) {
-            throw new DisplayException('The cron data provided does not evaluate to a valid expression.');
-        }
-    }
-
     public function getBreadcrumbs(): array
     {
         return [];

app/Filament/Server/Resources/ScheduleResource/Pages/EditSchedule.php

@@ -22,6 +22,19 @@ class EditSchedule extends EditRecord
             ->log();
     }
 
+    protected function mutateFormDataBeforeSave(array $data): array
+    {
+        $data['next_run_at'] = ScheduleResource::getNextRun(
+            $data['cron_minute'],
+            $data['cron_hour'],
+            $data['cron_day_of_month'],
+            $data['cron_month'],
+            $data['cron_day_of_week']
+        );
+
+        return $data;
+    }
+
     protected function getHeaderActions(): array
     {
         return [