From 91a950a8161942ac83ecb3bab0732f5267087de4 Mon Sep 17 00:00:00 2001
From: Saufi <awalok@gmail.com>
Date: Fri, 22 May 2026 10:29:28 +0800
Subject: [PATCH] fungsi delete program

---
 .../Controllers/Admin/ProgramController.php   | 52 +++++++++++++++++--
 .../views/admin/programs/show.blade.php       |  7 +++
 2 files changed, 54 insertions(+), 5 deletions(-)

diff --git a/src/app/Http/Controllers/Admin/ProgramController.php b/src/app/Http/Controllers/Admin/ProgramController.php
index 758db8a..5748fc1 100644
--- a/src/app/Http/Controllers/Admin/ProgramController.php
+++ b/src/app/Http/Controllers/Admin/ProgramController.php
@@ -9,6 +9,8 @@ use App\Models\Program;
 use App\Services\AuditLogService;
 use Illuminate\Http\RedirectResponse;
 use Illuminate\Http\Request;
+use Illuminate\Support\Facades\DB;
+use Illuminate\Support\Facades\Storage;
 use Illuminate\View\View;
 
 class ProgramController extends Controller
@@ -136,13 +138,53 @@ class ProgramController extends Controller
     {
         $this->authorize('delete', $program);
 
-        if ($program->attendances()->exists()) {
-            return back()->with('error', 'Program tidak boleh dipadam kerana sudah ada rekod kehadiran.');
-        }
+        // Capture audit data before deletion
+        $auditData = [
+            'program_title'      => $program->title,
+            'start_date'         => $program->start_date?->toDateString(),
+            'end_date'           => $program->end_date?->toDateString(),
+            'program_created_at' => $program->created_at?->toDateTimeString(),
+            'deleted_by'         => auth()->user()->name,
+        ];
+
+        // Collect file paths before transaction
+        $certFiles     = $program->certificates()->pluck('file_path')->filter()->values()->all();
+        $templateFiles = $program->certificateTemplate ? [$program->certificateTemplate->image_path] : [];
+        $qrFiles       = $program->qrCode ? [$program->qrCode->qr_image_path] : [];
 
         $title = $program->title;
-        AuditLogService::log('program.deleted', $program);
-        $program->delete();
+
+        AuditLogService::log('program.deleted', $program, [], $auditData);
+
+        DB::transaction(function () use ($program) {
+            $programId = $program->id;
+
+            DB::table('email_logs')->where('program_id', $programId)->delete();
+
+            // questionnaire_answers has FK to questionnaire_responses
+            DB::table('questionnaire_answers')
+              ->whereIn('questionnaire_response_id', function ($q) use ($programId) {
+                  $q->select('id')->from('questionnaire_responses')->where('program_id', $programId);
+              })
+              ->delete();
+
+            DB::table('questionnaire_responses')->where('program_id', $programId)->delete();
+            DB::table('program_questionnaires')->where('program_id', $programId)->delete();
+            DB::table('certificates')->where('program_id', $programId)->delete();
+            DB::table('attendances')->where('program_id', $programId)->delete();
+            DB::table('program_participants')->where('program_id', $programId)->delete();
+            DB::table('certificate_templates')->where('program_id', $programId)->delete();
+            DB::table('program_qr_codes')->where('program_id', $programId)->delete();
+
+            $program->delete();
+        });
+
+        // Delete physical files after transaction
+        foreach (array_merge($certFiles, $templateFiles, $qrFiles) as $path) {
+            if ($path) {
+                Storage::disk('local')->delete($path);
+            }
+        }
 
         return redirect()
             ->route('admin.programs.index')
diff --git a/src/resources/views/admin/programs/show.blade.php b/src/resources/views/admin/programs/show.blade.php
index 9ac9030..7a87a7b 100644
--- a/src/resources/views/admin/programs/show.blade.php
+++ b/src/resources/views/admin/programs/show.blade.php
@@ -28,6 +28,13 @@
             </button>
         </form>
     @endif
+    <form method="POST" action="{{ route('admin.programs.destroy', $program) }}" class="d-inline">
+        @csrf @method('DELETE')
+        <button class="btn btn-sm btn-danger"
+                onclick="return confirm('AMARAN: Padam program &quot;{{ addslashes($program->title) }}&quot;?\n\nSemua data termasuk peserta, kehadiran, sijil dan soal selidik akan dipadam kekal.\n\nTindakan ini TIDAK BOLEH dibatalkan.')">
+            <i class="bi bi-trash me-1"></i> Padam Program
+        </button>
+    </form>
 </div>
 @endsection