From e0aefa4eb679664750e9a1564513e52f3e36cbbf Mon Sep 17 00:00:00 2001
From: Baghiz Zuhdi Adzin <74885652+baghizzhd@users.noreply.github.com>
Date: Fri, 30 Jan 2026 14:48:46 +0700
Subject: [PATCH] pembenaran update projek

---
 app/Http/Controllers/PlayerController.php     |  99 ++++--
 .../Controllers/frontend/HomeController.php   | 191 ++++++++---
 .../instructor/ProjectController.php          | 309 ++++++++++++++++++
 .../Controllers/instructor/QuizController.php |   7 +-
 .../Controllers/student/ProjectController.php |  51 +++
 .../Controllers/student/QuizController.php    |  74 +++--
 app/Models/ProjectSubmission.php              |  24 ++
 resources/views/course_player/index.blade.php |   2 +-
 .../views/course_player/player_page.blade.php |  16 +-
 .../course_player/project/index.blade.php     | 163 +++++++++
 .../instructor/course/curriculum.blade.php    |  18 +-
 .../instructor/course/lesson_add.blade.php    |   8 -
 .../views/instructor/project/create.blade.php |  50 +++
 .../views/instructor/project/edit.blade.php   |  58 ++++
 .../project/grading/index.blade.php           | 121 +++++++
 .../project/grading/preview.blade.php         | 182 +++++++++++
 .../views/instructor/quiz/create.blade.php    |   2 +-
 routes/admin.php                              |  12 +-
 routes/instructor.php                         |  11 +
 routes/student.php                            |   7 +
 20 files changed, 1291 insertions(+), 114 deletions(-)
 create mode 100644 app/Http/Controllers/instructor/ProjectController.php
 create mode 100644 app/Http/Controllers/student/ProjectController.php
 create mode 100644 app/Models/ProjectSubmission.php
 create mode 100644 resources/views/course_player/project/index.blade.php
 create mode 100644 resources/views/instructor/project/create.blade.php
 create mode 100644 resources/views/instructor/project/edit.blade.php
 create mode 100644 resources/views/instructor/project/grading/index.blade.php
 create mode 100644 resources/views/instructor/project/grading/preview.blade.php

diff --git a/app/Http/Controllers/PlayerController.php b/app/Http/Controllers/PlayerController.php
index 13bbd83..28cb1f8 100644
--- a/app/Http/Controllers/PlayerController.php
+++ b/app/Http/Controllers/PlayerController.php
@@ -108,41 +108,86 @@ class PlayerController extends Controller
         $data['student_id'] = auth()->user()->id;
 
         $total_lesson = Lesson::where('course_id', $request->course_id)->pluck('id')->toArray();
-
-        $watch_history = Watch_history::where('course_id', $request->course_id)
-            ->where('student_id', auth()->user()->id)->first();
+        $watch_history = Watch_history::where('course_id', $request->course_id)->where('student_id', auth()->user()->id)->first();
+        $student_id = auth()->user()->id;
             
-
         if (isset($watch_history) && $watch_history->id) {
-            $lessons = (array) json_decode($watch_history->completed_lesson);
-            if (! in_array($request->lesson_id, $lessons)) {
-                array_push($lessons, $request->lesson_id);
-            } 
-
-            $data['completed_lesson']   = json_encode($lessons);
-            $data['watching_lesson_id'] = $request->lesson_id;
-            $data['completed_date']     = (count($total_lesson) == count($lessons)) ? time() : null;
-            Watch_history::where('course_id', $request->course_id)->where('student_id', auth()->user()->id)->update($data);
+            $completed_lessons = [];
+            if (!empty($watch_history->completed_lesson)) {
+                $decoded = json_decode($watch_history->completed_lesson, true);
+                if (is_array($decoded)) {
+                    $completed_lessons = array_map('intval', $decoded);
+                } else {
+                    // Fallback jika format tidak valid
+                    $completed_lesson_data = trim($watch_history->completed_lesson, '[]"\' ');
+                    if (!empty($completed_lesson_data)) {
+                        $completed_lessons = array_map('intval', explode(',', $completed_lesson_data));
+                    }
+                }
+            }
+            
+            $completed_lessons = array_unique($completed_lessons);
+            sort($completed_lessons);
+            
+            $lesson_id_int = (int)$request->lesson_id;
+            if (!in_array($lesson_id_int, $completed_lessons)) {
+                $completed_lessons[] = $lesson_id_int;
+                sort($completed_lessons);
+            }
+            
+            $data['completed_lesson']   = json_encode($completed_lessons);
+            $data['watching_lesson_id'] = $lesson_id_int;
+            
+            Log::info('Updated lessons (integer array):', $completed_lessons);
+            
+            Watch_history::where('course_id', $request->course_id)
+                        ->where('student_id', $student_id) 
+                        ->update($data);
         } else {
-            $lessons                    = [$request->lesson_id];
-            $data['completed_lesson']   = json_encode($lessons);
-            $data['watching_lesson_id'] = $request->lesson_id;
-            $data['completed_date']     = (count($total_lesson) == count($lessons)) ? time() : null;
-            Watch_history::insert($data);
+            $lesson_id_int = (int)$request->lesson_id;
+            $completed_lessons = [$lesson_id_int];       
+            
+            $data['completed_lesson']   = json_encode($completed_lessons);
+            $data['watching_lesson_id'] = $lesson_id_int;
+            
+            Log::info('New lessons (integer array):', $completed_lessons);
+            
+            Watch_history::create($data);
         }
+        
+        // **LOGIKA SERTIFIKAT - dengan progress yang benar**
+        $completed_lessons = $completed_lessons ?? [];
+        $completed_in_course = array_intersect($completed_lessons, $total_lesson);
+        $completed_count = count($completed_in_course);
+        $total_count = count($total_lesson);
+        
+        $progress_percentage = 0;
+        if ($total_count > 0) {
+            $progress_percentage = ($completed_count / $total_count) * 100;
+        }
+         Log::info('Progress percentage: ' . $progress_percentage);
+        // Jika progress 100% dan status project diterima, buat sertifikat
+        if ($progress_percentage >= 100) {
+            $certificateExists = Certificate::where('user_id', $student_id)
+                ->where('course_id', $request->course_id)
+                ->exists();
 
-        if (progress_bar($request->course_id) >= 100) {
-            $certificate = Certificate::where('user_id', auth()->user()->id)->where('course_id', $request->course_id);
-
-            if ($certificate->count() == 0) {
-                $certificate_data['user_id']    = auth()->user()->id;
-                $certificate_data['course_id']  = $request->course_id;
-                $certificate_data['identifier'] = $this->generateIdentifier(12);
-                $certificate_data['created_at'] = date('Y-m-d H:i:s');
-                Certificate::insert($certificate_data);
+            if (!$certificateExists) {
+                if (method_exists($this, 'generateIdentifier')) {
+                    $identifier = $this->generateIdentifier(12);
+                } else {
+                    $identifier = \Illuminate\Support\Str::random(12);
+                }
+                
+                Certificate::create([
+                    'user_id'    => $student_id,
+                    'course_id'  => $request->course_id,
+                    'identifier' => $identifier,
+                ]);
             }
         }
 
+
         return redirect()->back();
     }
 
diff --git a/app/Http/Controllers/frontend/HomeController.php b/app/Http/Controllers/frontend/HomeController.php
index 7addf79..6b3d13a 100644
--- a/app/Http/Controllers/frontend/HomeController.php
+++ b/app/Http/Controllers/frontend/HomeController.php
@@ -8,6 +8,7 @@ use App\Models\Builder_page;
 use App\Models\Category;
 use App\Models\Certificate;
 use App\Models\Course;
+use App\Models\Lesson;
 use App\Models\Message;
 use App\Models\Message_code;
 use App\Models\Review;
@@ -15,6 +16,7 @@ use App\Models\User;
 use Illuminate\Http\Request;
 use Illuminate\Support\Facades\Session;
 use SimpleSoftwareIO\QrCode\Facades\QrCode;
+use Illuminate\Support\Facades\Log;
 use DB;
 
 use App\Http\Controllers\NewsletterController;
@@ -70,13 +72,13 @@ class HomeController extends Controller
 
     public function update_watch_history_with_duration(Request $request)
     {
-        $userId = auth()->user()->id;  // Get the logged-in user's ID
+        $userId = auth()->user()->id;
         $courseProgress = 0;
         $isCompleted = 0;
 
         // Retrieve and sanitize input data
-        $courseId = htmlspecialchars($request->input('course_id'));
-        $lessonId = htmlspecialchars($request->input('lesson_id'));
+        $courseId = (int) htmlspecialchars($request->input('course_id'));
+        $lessonId = (int) htmlspecialchars($request->input('lesson_id'));
         $currentDuration = htmlspecialchars($request->input('current_duration'));
 
         // Fetch current watch history record
@@ -90,17 +92,29 @@ class HomeController extends Controller
 
         // Fetch course details
         $courseDetails = DB::table('courses')->where('id', $courseId)->first();
-        $dripContentSettings = json_decode($courseDetails->drip_content_settings, true);
+        
+        if (!$courseDetails) {
+            return response()->json([
+                'lesson_id' => $lessonId,
+                'course_progress' => 0,
+                'is_completed' => 0,
+                'error' => 'Course not found'
+            ]);
+        }
+        
+        $dripContentSettings = json_decode($courseDetails->drip_content_settings, true) ?? [];
 
         if ($currentHistory) {
             $watchedDurationArr = json_decode($currentHistory->watched_counter, true);
-            if (!is_array($watchedDurationArr)) $watchedDurationArr = [];
-
-            if (!in_array($currentDuration, $watchedDurationArr)) {
-                array_push($watchedDurationArr, $currentDuration);
+            if (!is_array($watchedDurationArr)) {
+                $watchedDurationArr = [];
             }
 
-            $watchedDurationJson = json_encode($watchedDurationArr);
+            // Pastikan tidak ada duplikat
+            if (!in_array($currentDuration, $watchedDurationArr)) {
+                $watchedDurationArr[] = $currentDuration;
+                sort($watchedDurationArr);
+            }
 
             DB::table('watch_durations')
                 ->where([
@@ -109,8 +123,9 @@ class HomeController extends Controller
                     'watched_student_id' => $userId,
                 ])
                 ->update([
-                    'watched_counter' => $watchedDurationJson,
+                    'watched_counter' => json_encode($watchedDurationArr),
                     'current_duration' => $currentDuration,
+                    'updated_at' => now(),
                 ]);
         } else {
             $watchedDurationArr = [$currentDuration];
@@ -120,36 +135,63 @@ class HomeController extends Controller
                 'watched_student_id' => $userId,
                 'current_duration' => $currentDuration,
                 'watched_counter' => json_encode($watchedDurationArr),
+                'created_at' => now(),
+                'updated_at' => now(),
             ]);
         }
 
+        // Jika drip content tidak aktif, return early
         if ($courseDetails->enable_drip_content != 1) {
             return response()->json([
                 'lesson_id' => $lessonId,
-                'course_progress' => null,
-                'is_completed' => null
+                'course_progress' => 0,
+                'is_completed' => 0
             ]);
         }
 
         // Fetch lesson details for duration calculations
         $lessonTotalDuration = DB::table('lessons')->where('id', $lessonId)->value('duration');
+        if (!$lessonTotalDuration) {
+            return response()->json([
+                'lesson_id' => $lessonId,
+                'course_progress' => 0,
+                'is_completed' => 0,
+                'error' => 'Lesson duration not found'
+            ]);
+        }
+        
         $lessonTotalDurationArr = explode(':', $lessonTotalDuration);
-        $lessonTotalSeconds = ($lessonTotalDurationArr[0] * 3600) + ($lessonTotalDurationArr[1] * 60) + $lessonTotalDurationArr[2];
-        $currentTotalSeconds = count($watchedDurationArr) * 5;  // Assuming each increment represents 5 seconds
+        if (count($lessonTotalDurationArr) < 3) {
+            return response()->json([
+                'lesson_id' => $lessonId,
+                'course_progress' => 0,
+                'is_completed' => 0,
+                'error' => 'Invalid duration format'
+            ]);
+        }
+        
+        $lessonTotalSeconds = ($lessonTotalDurationArr[0] * 3600) + 
+                            ($lessonTotalDurationArr[1] * 60) + 
+                            $lessonTotalDurationArr[2];
+        $currentTotalSeconds = count($watchedDurationArr) * 5;
 
         // Drip content completion logic
-        if ($dripContentSettings['lesson_completion_role'] == 'duration') {
-            if ($currentTotalSeconds >= $dripContentSettings['minimum_duration']) {
-                $isCompleted = 1;
-            } elseif (($currentTotalSeconds + 4) >= $lessonTotalSeconds) {
-                $isCompleted = 1;
-            }
-        } else {
-            $requiredDuration = ($lessonTotalSeconds / 100) * $dripContentSettings['minimum_percentage'];
-            if ($currentTotalSeconds >= $requiredDuration) {
-                $isCompleted = 1;
-            } elseif (($currentTotalSeconds + 4) >= $lessonTotalSeconds) {
-                $isCompleted = 1;
+        if (!empty($dripContentSettings) && isset($dripContentSettings['lesson_completion_role'])) {
+            if ($dripContentSettings['lesson_completion_role'] == 'duration') {
+                $minimumDuration = $dripContentSettings['minimum_duration'] ?? 0;
+                if ($currentTotalSeconds >= $minimumDuration) {
+                    $isCompleted = 1;
+                } elseif (($currentTotalSeconds + 4) >= $lessonTotalSeconds) {
+                    $isCompleted = 1;
+                }
+            } else {
+                $minimumPercentage = $dripContentSettings['minimum_percentage'] ?? 0;
+                $requiredDuration = ($lessonTotalSeconds / 100) * $minimumPercentage;
+                if ($currentTotalSeconds >= $requiredDuration) {
+                    $isCompleted = 1;
+                } elseif (($currentTotalSeconds + 4) >= $lessonTotalSeconds) {
+                    $isCompleted = 1;
+                }
             }
         }
 
@@ -164,27 +206,92 @@ class HomeController extends Controller
 
             if ($watchHistory) {
                 $lessonIds = json_decode($watchHistory->completed_lesson, true);
-                $courseProgress = $watchHistory->course_progress;
-
-                if (!is_array($lessonIds)) $lessonIds = [];
+                
+                if (!is_array($lessonIds)) {
+                    $lessonIds = [];
+                } else {
+                    // Konversi semua nilai ke integer
+                    $lessonIds = array_map('intval', $lessonIds);
+                    $lessonIds = array_values(array_unique($lessonIds));
+                    sort($lessonIds);
+                }
 
                 if (!in_array($lessonId, $lessonIds)) {
-                    array_push($lessonIds, $lessonId);
+                    // Tambahkan lesson baru
+                    $lessonIds[] = $lessonId;
+                    $lessonIds = array_unique($lessonIds);
+                    sort($lessonIds);
+                    
+                    // Hitung total lesson yang valid di course
                     $totalLesson = DB::table('lessons')->where('course_id', $courseId)->count();
-                    $courseProgress = (100 / $totalLesson) * count($lessonIds);
-
-                    $completedDate = ($courseProgress >= 100 && !$watchHistory->completed_date)
-                        ? time()
-                        : $watchHistory->completed_date;
-
+                    
+                    // Hitung progress yang akurat
+                    if ($totalLesson > 0) {
+                        // Ambil semua lesson ID yang valid di course ini
+                        $validLessonIds = DB::table('lessons')
+                            ->where('course_id', $courseId)
+                            ->pluck('id')
+                            ->map(function($id) {
+                                return (int)$id;
+                            })
+                            ->toArray();
+                        
+                        // Hitung hanya lesson yang valid (ada di course ini)
+                        $completedValidLessons = array_intersect($lessonIds, $validLessonIds);
+                        $completedCount = count($completedValidLessons);
+                        
+                        $courseProgress = ($completedCount / $totalLesson) * 100;
+                        $courseProgress = round($courseProgress, 2);
+                        $courseProgress = min(100, $courseProgress); // Pastikan tidak lebih dari 100%
+                    }
+                    
+                    // Tentukan completed_date
+                    $updateData = [
+                        'course_progress' => $courseProgress,
+                        'completed_lesson' => json_encode($lessonIds, JSON_NUMERIC_CHECK), // Flag penting!
+                        'watching_lesson_id' => $lessonId,
+                        'updated_at' => now(),
+                    ];
+                    
+                    // Set completed_date hanya jika progress 100% dan belum ada
+                    if ($courseProgress >= 100 && !$watchHistory->completed_date) {
+                        $updateData['completed_date'] = now();
+                    } elseif ($watchHistory->completed_date) {
+                        $updateData['completed_date'] = $watchHistory->completed_date;
+                    }
+                    
                     DB::table('watch_histories')
                         ->where('id', $watchHistory->id)
-                        ->update([
-                            'course_progress' => $courseProgress,
-                            'completed_lesson' => json_encode($lessonIds),
-                            'completed_date' => $completedDate,
-                        ]);
+                        ->update($updateData);
+                        
+                } else {
+                    // Jika lesson sudah ada, ambil progress yang ada
+                    $courseProgress = $watchHistory->course_progress ?? 0;
                 }
+            } else {
+                // Buat record baru di watch_histories
+                $lessonIds = [$lessonId];
+                $totalLesson = DB::table('lessons')->where('course_id', $courseId)->count();
+                
+                if ($totalLesson > 0) {
+                    $courseProgress = (1 / $totalLesson) * 100;
+                    $courseProgress = round($courseProgress, 2);
+                }
+                
+                $isCourseCompleted = $courseProgress >= 100;
+
+                dd(json_encode($lessonIds, JSON_NUMERIC_CHECK));
+                
+                DB::table('watch_histories')->insert([
+                    'course_id' => $courseId,
+                    'student_id' => $userId,
+                    'watching_lesson_id' => $lessonId,
+                    'completed_lesson' => json_encode($lessonIds, JSON_NUMERIC_CHECK),
+                    'course_progress' => $courseProgress,
+                    'completed_date' => $isCourseCompleted ? now() : null,
+                    'created_at' => now(),
+                    'updated_at' => now(),
+                ]);
             }
         }
 
@@ -193,6 +300,8 @@ class HomeController extends Controller
             'lesson_id' => $lessonId,
             'course_progress' => round($courseProgress),
             'is_completed' => $isCompleted,
+            'current_total_seconds' => $currentTotalSeconds,
+            'lesson_total_seconds' => $lessonTotalSeconds,
         ]);
     }
 
diff --git a/app/Http/Controllers/instructor/ProjectController.php b/app/Http/Controllers/instructor/ProjectController.php
new file mode 100644
index 0000000..42db41d
--- /dev/null
+++ b/app/Http/Controllers/instructor/ProjectController.php
@@ -0,0 +1,309 @@
+<?php
+
+namespace App\Http\Controllers\instructor;
+
+use App\Http\Controllers\Controller;
+use App\Models\Lesson;
+use App\Models\ProjectSubmission;
+use App\Models\Watch_history;
+use Illuminate\Http\Request;
+use Illuminate\Support\Facades\Session;
+use Illuminate\Support\Facades\Validator;
+
+class ProjectController extends Controller
+{
+    public function update(Request $request, $id)
+    {
+        $request->validate([
+            'status' => 'required|in:1,2',
+            'comment' => 'required_if:status,2', 
+        ]);
+
+        $submission = ProjectSubmission::findOrFail($id);
+        
+        $submission->status = $request->status;
+        $submission->reviewed_by = auth()->id();
+        $submission->reviewed_at = now();
+
+        if ($request->status == 1) {
+            $submission->comment = null;
+        } else {
+            $submission->comment = $request->comment;
+        }
+
+        $submission->save();
+
+        return redirect()->back()->with('success', get_phrase('Project graded successfully'));
+    }
+
+    public function store(Request $request)
+    {
+        $title = Lesson::join('sections', 'lessons.section_id', 'sections.id')
+            ->join('courses', 'sections.course_id', 'courses.id')
+            ->where('courses.user_id', auth()->user()->id)
+            ->where('lessons.title', $request->title)
+            ->first();
+        if ($title) {
+            Session::flash('error', get_phrase('Title has been taken.'));
+            return redirect()->back();
+        }
+
+        $maxSort = Lesson::where('section_id',  $request->section)
+            ->max('sort');
+        
+        $data['user_id']     = auth()->user()->id;
+        $data['sort']        = $maxSort + 1;
+        $data['title']       = $request->title;
+        $data['course_id']   = $request->course_id;
+        $data['section_id']  = $request->section;
+        $data['description'] = $request->description;
+        $data['attachment']  = $request->attachment;
+        $data['summary']     = $request->summary;
+        $data['lesson_type'] = 'project';
+        $data['status']      = 1;
+
+        Lesson::insert($data);
+
+        Session::flash('success', get_phrase('Project has been created.'));
+        return redirect()->back();
+    }
+
+    public function getIndex($id)
+    {
+        $participants = ProjectSubmission::join('users', 'project_submissions.user_id', '=', 'users.id')
+            ->where('project_submissions.lesson_id', $id)
+            ->select('users.name', 'users.id')
+            ->distinct() 
+            ->get();
+
+        return view('instructor.project.grading.index', ['participants' => $participants, 'lesson_id' => $id]);
+    }
+
+    public function getPreview(Request $request)
+    {
+        // Validasi input
+        $request->validate([
+            'lesson_id' => 'required|integer',
+            'user_id' => 'required|integer'
+        ]);
+
+        // Cari submission terbaru
+        $submission = ProjectSubmission::where('lesson_id', $request->lesson_id)
+                        ->where('user_id', $request->user_id)
+                        ->latest()
+                        ->first();
+        // dd($submission); // <-- INI HARUS DIHAPUS ATAU DI-KOMEN
+
+        // Tentukan label komentar
+        $commentLabel = (!empty($submission) && !empty($submission->comment)) 
+                        ? "Revisi Sebelumnya" 
+                        : "Masukkan Revisi Anda";
+
+        // Return view preview
+        return view('instructor.project.grading.preview', compact('submission', 'commentLabel'));
+    }
+
+    public function getParticipantSubmission(Request $request)
+    {
+        $submissions = ProjectSubmission::where('lesson_id', $request->quizId)
+                        ->where('user_id', $request->participant)
+                        ->orderBy('created_at', 'desc')
+                        ->get();
+        
+        $html = '<option value="">' . get_phrase('Select a submission') . '</option>';
+        
+        if($submissions->count() > 0){
+            foreach ($submissions as $submission) {
+                $date = date('d M Y, H:i', strtotime($submission->created_at));
+                
+                $statusLabel = '';
+                if($submission->status == 1) $statusLabel = ' (Lulus)';
+                elseif($submission->status == 2) $statusLabel = ' (Revisi)';
+                else $statusLabel = ' (Pending)';
+
+                $html .= '<option value="' . $submission->id . '">' . $date . $statusLabel . '</option>';
+            }
+        } else {
+            $html .= '<option value="" disabled>' . get_phrase('No submission found') . '</option>';
+        }
+        
+        return response()->json($html);
+    }
+
+    public function updateSubmission(Request $request, $id)
+    {
+        $request->validate([
+            'status' => 'required|in:1,2',
+            'comment' => 'required_if:status,2', // Wajib isi jika status 2 (Revisi)
+        ]);
+
+        // Menggunakan Model findOrFail
+        $submission = ProjectSubmission::findOrFail($id);
+        
+        $submission->status = $request->status;
+        $submission->reviewed_by = auth()->id();
+        $submission->reviewed_at = now();
+
+        if ($request->status == 1) {
+            // Jika Diterima (1), Comment jadi NULL (sesuai request)
+            $submission->comment = null;
+        } else {
+            // Jika Perlu Perbaikan (2), Simpan Comment
+            $submission->comment = $request->comment;
+        }
+
+        $submission->save();
+
+        // **LOGIKA WATCH HISTORY - DIPERBAIKI berdasarkan referensi**
+        
+        $lesson = Lesson::findOrFail($submission->lesson_id);
+
+        $student_id = $submission->user_id;
+        $course_id = $lesson->course_id;
+        $lesson_id = $submission->lesson_id;
+
+        // Ambil semua lesson ID untuk course ini
+        $total_lesson = Lesson::where('course_id', $course_id)
+            ->pluck('id')
+            ->map(function($id) {
+                return (int)$id;
+            })
+            ->toArray();
+
+        // Cari watch_history untuk student ini
+        $watch_history = Watch_history::where('course_id', $course_id)
+            ->where('student_id', $student_id)
+            ->first();
+
+        // **LOGIKA UTAMA berdasarkan referensi set_watch_history**
+        if ($watch_history) {
+            // Parse data lama dengan handling yang robust
+            $completed_lessons = [];
+            
+            if (!empty($watch_history->completed_lesson)) {
+                $decoded = json_decode($watch_history->completed_lesson, true);
+                
+                if (json_last_error() === JSON_ERROR_NONE && is_array($decoded)) {
+                    // Konversi semua nilai ke integer
+                    $completed_lessons = array_map('intval', $decoded);
+                } else {
+                    // Fallback jika format tidak valid
+                    $completed_lesson_data = trim($watch_history->completed_lesson, '[]"\' ');
+                    if (!empty($completed_lesson_data)) {
+                        $completed_lessons = array_map('intval', explode(',', $completed_lesson_data));
+                    }
+                }
+            }
+            
+            // Hapus duplikat dan sortir
+            $completed_lessons = array_unique($completed_lessons);
+            sort($completed_lessons);
+            
+            // **HANYA tambahkan lesson jika project DITERIMA (status 1)**
+            if ($request->status == 1 && !in_array($lesson_id, $completed_lessons)) {
+                $completed_lessons[] = $lesson_id;
+                sort($completed_lessons);
+            }
+            
+            // Hitung completion dengan benar (seperti referensi)
+            $completed_in_course = array_intersect($completed_lessons, $total_lesson);
+            $is_completed = count($total_lesson) > 0 && 
+                        count($completed_in_course) >= count($total_lesson);
+            
+            $data = [
+                'course_id'          => $course_id,
+                'student_id'         => $student_id,
+                'watching_lesson_id' => $lesson_id,
+                'completed_lesson'   => json_encode($completed_lessons, JSON_NUMERIC_CHECK), // Gunakan JSON_NUMERIC_CHECK
+                'completed_date'     => $is_completed ? date('Y-m-d H:i:s') : null, // Format MySQL datetime
+            ];
+            
+            // **FIX: Update dengan student_id yang benar (bukan auth user)**
+            Watch_history::where('course_id', $course_id)
+                        ->where('student_id', $student_id)
+                        ->update($data);
+            
+            // Log untuk debugging
+            \Log::info('Project submission watch history updated:', [
+                'project_submission_id' => $id,
+                'student_id' => $student_id,
+                'course_id' => $course_id,
+                'lesson_id' => $lesson_id,
+                'completed_lessons' => $completed_lessons,
+                'is_completed' => $is_completed,
+                'total_lessons_in_course' => count($total_lesson)
+            ]);
+            
+        } else {
+            // **Jika tidak ada watch_history, buat baru**
+            // Hanya buat jika project DITERIMA (status 1)
+            if ($request->status == 1) {
+                $completed_lessons = [$lesson_id];
+                
+                // Hitung completion untuk data baru
+                $is_completed = count($total_lesson) == 1 && in_array($lesson_id, $total_lesson);
+                
+                $data = [
+                    'course_id'          => $course_id,
+                    'student_id'         => $student_id,
+                    'watching_lesson_id' => $lesson_id,
+                    'completed_lesson'   => json_encode($completed_lessons, JSON_NUMERIC_CHECK),
+                    'completed_date'     => $is_completed ? date('Y-m-d H:i:s') : null,
+                    'created_at'         => now(),
+                    'updated_at'         => now(),
+                ];
+                
+                Watch_history::create($data);
+                
+                \Log::info('New watch history created from project submission:', [
+                    'project_submission_id' => $id,
+                    'student_id' => $student_id,
+                    'course_id' => $course_id,
+                    'lesson_id' => $lesson_id
+                ]);
+            }
+        }
+
+        // **LOGIKA SERTIFIKAT - dengan progress yang benar**
+        $completed_lessons = $completed_lessons ?? [];
+        $completed_in_course = array_intersect($completed_lessons, $total_lesson);
+        $completed_count = count($completed_in_course);
+        $total_count = count($total_lesson);
+        
+        $progress_percentage = 0;
+        if ($total_count > 0) {
+            $progress_percentage = ($completed_count / $total_count) * 100;
+        }
+
+        // Jika progress 100% dan status project diterima, buat sertifikat
+        if ($progress_percentage >= 100 && $request->status == 1) {
+            $certificateExists = Certificate::where('user_id', $student_id)
+                ->where('course_id', $course_id)
+                ->exists();
+
+            if (!$certificateExists) {
+                // Cek jika method generateIdentifier ada
+                if (method_exists($this, 'generateIdentifier')) {
+                    $identifier = $this->generateIdentifier(12);
+                } else {
+                    // Fallback ke random string
+                    $identifier = \Illuminate\Support\Str::random(12);
+                }
+                
+                Certificate::create([
+                    'user_id'    => $student_id,
+                    'course_id'  => $course_id,
+                    'identifier' => $identifier,
+                ]);
+                
+                \Log::info('Certificate created after project submission:', [
+                    'student_id' => $student_id,
+                    'course_id' => $course_id,
+                    'project_submission_id' => $id
+                ]);
+            }
+        }
+
+        return redirect()->back()->with('success', get_phrase('Project graded successfully'));
+    }
+}
diff --git a/app/Http/Controllers/instructor/QuizController.php b/app/Http/Controllers/instructor/QuizController.php
index 00c8580..f1c02b2 100644
--- a/app/Http/Controllers/instructor/QuizController.php
+++ b/app/Http/Controllers/instructor/QuizController.php
@@ -56,8 +56,13 @@ class QuizController extends Controller
             return redirect()->back();
         }
 
+        $maxSort = Lesson::where('section_id',  $request->section)
+            ->max('sort');
+
+        $data['user_id']     = auth()->user()->id;
+        $data['sort']        = $maxSort + 1;
         $data['title']       = $request->title;
-        $data['course_id']  = $request->course_id;
+        $data['course_id']   = $request->course_id;
         $data['section_id']  = $request->section;
         $data['total_mark']  = $request->total_mark;
         $data['pass_mark']   = $request->pass_mark;
diff --git a/app/Http/Controllers/student/ProjectController.php b/app/Http/Controllers/student/ProjectController.php
new file mode 100644
index 0000000..47dc419
--- /dev/null
+++ b/app/Http/Controllers/student/ProjectController.php
@@ -0,0 +1,51 @@
+<?php
+
+namespace App\Http\Controllers\student;
+
+use App\Http\Controllers\Controller;
+use App\Models\Lesson;
+use App\Models\ProjectSubmission;
+use Illuminate\Http\Request;
+use Illuminate\Support\Facades\Session;
+use Illuminate\Support\Facades\Validator;
+use Carbon\Carbon;
+
+class ProjectController extends Controller
+{
+    public function submit(Request $request)
+    {
+        $request->validate([
+            'lesson_id' => 'required|exists:lessons,id',
+            'submission_link' => 'required|url', 
+        ]);
+
+        $userId = auth()->user()->id;
+        $lessonId = $request->lesson_id;
+
+        $submission = ProjectSubmission::where('user_id', $userId)
+                        ->where('lesson_id', $lessonId)
+                        ->first();
+
+        if ($submission) {            
+            $submission->drive_link = $request->submission_link;
+            $submission->status = 0;
+            $submission->submitted_at = Carbon::now();
+            $submission->save();
+            $message = get_phrase('Project successfully resubmitted.');
+
+        } else {
+            $submission = new ProjectSubmission();
+            $submission->user_id = $userId;
+            $submission->lesson_id = $lessonId;
+            $submission->submitted_at = Carbon::now();
+            $submission->drive_link = $request->submission_link; 
+            $submission->status = 0; 
+            $submission->save();
+
+            $message = get_phrase('Project successfully submitted.');
+        }
+
+        session()->flash('success', $message);
+        return redirect()->back();
+    }
+}
diff --git a/app/Http/Controllers/student/QuizController.php b/app/Http/Controllers/student/QuizController.php
index 5b04961..4ce1465 100644
--- a/app/Http/Controllers/student/QuizController.php
+++ b/app/Http/Controllers/student/QuizController.php
@@ -137,21 +137,24 @@ class QuizController extends Controller
     {
         // Validasi Course
         $course = Course::where('id', $course_id)->first();
-        if (!$course) return; 
+        if (!$course) return false; 
 
         // Validasi Enrollment
         $enrollment = Enrollment::where('course_id', $course->id)
             ->where('user_id', $student_id)
             ->exists();
         
-        // Cek Role (Jika admin/instruktur boleh bypass enrollment check)
+        // Cek Role
         $currentUserRole = auth()->check() ? auth()->user()->role : 'student';
         if (!$enrollment && ($currentUserRole != 'admin' && !is_course_instructor($course->id))) {
-            return;
+            return false;
         }
 
-        // Ambil semua lesson ID untuk hitung progress manual
-        $total_lesson_ids = Lesson::where('course_id', $course_id)->pluck('id')->toArray();
+        // Ambil semua lesson ID
+        $total_lesson_ids = Lesson::where('course_id', $course_id)
+            ->orderBy('id', 'asc')
+            ->pluck('id')
+            ->toArray();
         
         // Ambil data history user
         $watch_history = Watch_history::where('course_id', $course_id)
@@ -160,43 +163,72 @@ class QuizController extends Controller
 
         $completed_lessons = [];
 
-        // Parse data lama
-        if ($watch_history && $watch_history->completed_lesson) {
-            $decoded = json_decode($watch_history->completed_lesson, true);
-            if (is_array($decoded)) {
+        // Parse data lama dengan cara yang lebih aman
+        if ($watch_history && !empty($watch_history->completed_lesson)) {
+            $completed_lesson_data = $watch_history->completed_lesson;
+            
+            // Coba decode JSON
+            $decoded = json_decode($completed_lesson_data, true);
+            
+            if (json_last_error() === JSON_ERROR_NONE && is_array($decoded)) {
                 $completed_lessons = $decoded;
+            } else {
+                // Jika bukan JSON valid, coba parsing manual
+                $completed_lesson_data = trim($completed_lesson_data, '[]"\' ');
+                if (!empty($completed_lesson_data)) {
+                    $completed_lessons = array_map('intval', explode(',', $completed_lesson_data));
+                    $completed_lessons = array_unique($completed_lessons); // pastikan unik
+                }
             }
         }
 
-        // Tambahkan lesson_id baru jika belum ada
-        if (!in_array($lesson_id, $completed_lessons)) {
-            $completed_lessons[] = $lesson_id;
+        // HANYA tambahkan lesson saat ini jika belum ada
+        $lesson_id_int = (int)$lesson_id;
+        if (!in_array($lesson_id_int, $completed_lessons)) {
+            $completed_lessons[] = $lesson_id_int;
         }
 
-        // Tentukan apakah course selesai
-        $is_completed = count($total_lesson_ids) <= count($completed_lessons);
+        // Sort dan pastikan unique
+        sort($completed_lessons);
+        $completed_lessons = array_values(array_unique($completed_lessons));
+
+        // Course selesai jika semua lesson sudah completed
+        $all_lessons_completed = true;
+        foreach ($total_lesson_ids as $total_lesson_id) {
+            if (!in_array($total_lesson_id, $completed_lessons)) {
+                $all_lessons_completed = false;
+                break;
+            }
+        }
+        
+        $is_completed = $all_lessons_completed;
 
         $data = [
             'course_id'          => $course_id,
             'student_id'         => $student_id,
             'watching_lesson_id' => $lesson_id,
             'completed_lesson'   => json_encode($completed_lessons),
-            'completed_date'     => $is_completed ? time() : null,
+            'completed_date'     => $is_completed ? now() : null,
         ];
 
+        // Debug final data
+        // dd($data);
+
         // Simpan ke DB
         if ($watch_history) {
-            Watch_history::where('id', $watch_history->id)->update($data);
+            // Gunakan ini untuk memastikan hanya update yang diperlukan
+            $watch_history->update($data);
         } else {
-            // Gunakan create agar timestamp created_at terisi otomatis
             Watch_history::create($data);
         }
 
-        // --- LOGIKA SERTIFIKAT ---
-        // Hitung progress secara manual agar lebih akurat
+        // **LOGIKA SERTIFIKAT - dengan progress yang benar**
+        $completed_count = count(array_intersect($completed_lessons, $total_lesson_ids));
+        $total_count = count($total_lesson_ids);
+        
         $progress_percentage = 0;
-        if (count($total_lesson_ids) > 0) {
-            $progress_percentage = (count($completed_lessons) / count($total_lesson_ids)) * 100;
+        if ($total_count > 0) {
+            $progress_percentage = ($completed_count / $total_count) * 100;
         }
 
         if ($progress_percentage >= 100) {
diff --git a/app/Models/ProjectSubmission.php b/app/Models/ProjectSubmission.php
new file mode 100644
index 0000000..b1b949e
--- /dev/null
+++ b/app/Models/ProjectSubmission.php
@@ -0,0 +1,24 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class ProjectSubmission extends Model
+{
+    use HasFactory;
+
+    protected $fillable = [
+        'lesson_id',
+        'user_id',
+        'drive_link',
+        'status',
+        'comment',
+        'reviewed_at',
+        'resubmitted_at',
+        'reviewed_by',
+        'created_at',
+        'updated_at'
+    ];
+}
diff --git a/resources/views/course_player/index.blade.php b/resources/views/course_player/index.blade.php
index 34b73b0..43de00f 100644
--- a/resources/views/course_player/index.blade.php
+++ b/resources/views/course_player/index.blade.php
@@ -47,7 +47,7 @@
     <section class="video-playlist-section">
         <div class="my-container">
             <div class="row">
-                <div class="col-lg-8" id="player_content">
+                <div class="col-lg-8" id="player_content"> -->
                     @if(in_array($lesson_details->id, get_locked_lesson_ids($course_details->id, auth()->user()->id)) && $course_details->enable_drip_content)
                         @php
                            $drip_content_settings =  json_decode($course_details->drip_content_settings);
diff --git a/resources/views/course_player/player_page.blade.php b/resources/views/course_player/player_page.blade.php
index 4163ae6..1e58103 100644
--- a/resources/views/course_player/player_page.blade.php
+++ b/resources/views/course_player/player_page.blade.php
@@ -40,8 +40,8 @@
             @include('course_player.player_config')
         @else
             <div class="alert alert-danger text-center py-5">
-                <h5>Invalid Google Drive Link</h5>
-                <p>Could not extract video ID from the provided URL.</p>
+                <h5>{{ get_phrase('Invalid Google Drive Link') }}</h5>
+                <p>{{ get_phrase('Could not extract video ID from the provided URL.') }}</p>
             </div>
         @endif
     @elseif($lesson_details->lesson_type == 'image')
@@ -62,7 +62,7 @@
             <div id="{{ $fullscreen_id }}" class="w-100 border rounded overflow-hidden bg-light">
                 @if ($lesson_details->attachment_type == 'pdf')
                     <a href="{{ $direct_pdf }}" target="_blank" class="btn btn-sm position-absolute top-0 end-0 mt-2 me-2 shadow" style="z-index: 1050; color: white; background: #001151;" title="Buka PDF di Tab Baru (tekan F11 untuk full screen)">
-                        <i class="bi bi-box-arrow-up-right"></i> Buka Full PDF
+                        <i class="bi bi-box-arrow-up-right"></i> {{ get_phrase('Open Full PDF') }}
                     </a>
                     <iframe src="{{ $pdf_src }}#toolbar=1&navpanes=0&scrollbar=1&view=FitH"
                             class="w-100 border-0"
@@ -82,10 +82,10 @@
 
                         <div class="text-center mb-3">
                             <p class="mt-3 mb-1 fw-bold">
-                                Dokumen tidak dapat ditampilkan secara langsung
+                                {{ get_phrase('The document cannot be displayed directly.') }}
                             </p>
                             <p class="text-muted small">
-                                Silakan unduh file untuk melihat isi dokumen
+                                {{ get_phrase('Please download the file to view the contents of the document.') }}
                             </p>
                         </div>
 
@@ -94,7 +94,7 @@
                         target="_blank"
                         download>
                             <i class="fa fa-download me-1"></i>
-                            Download Dokumen
+                            {{ get_phrase('Download Document') }}
                         </a>
                     </div>
                 @endif 
@@ -104,6 +104,10 @@
         <div class="course-video-area border-primary pb-5">
             @include('course_player.quiz.index')
         </div>
+    @elseif($lesson_details->lesson_type == 'project')
+        <div class="course-video-area border-primary pb-5">
+            @include('course_player.project.index')
+        </div>
     @else
         <iframe class="embed-responsive-item" width="100%" src="{{ $lesson_details->lesson_src }}" allowfullscreen></iframe>
     @endif
diff --git a/resources/views/course_player/project/index.blade.php b/resources/views/course_player/project/index.blade.php
new file mode 100644
index 0000000..d83d871
--- /dev/null
+++ b/resources/views/course_player/project/index.blade.php
@@ -0,0 +1,163 @@
+@php
+    $project = App\Models\Lesson::where('id', request()->route()->parameter('id'))->firstOrFail();
+
+    $submission = DB::table('project_submissions')
+                    ->where('lesson_id', $project->id)
+                    ->where('user_id', auth()->id())
+                    ->first();
+@endphp
+
+<style>
+/* Mengatur agar list dan blockquote tidak memakan banyak ruang */
+.description blockquote{
+    margin: 5px 0 !important;
+    padding: 0 10px !important;
+}
+
+.description ul, ul {
+    list-style-type: disc !important;
+    list-style-position: inside !important;
+    margin-left: 10px !important;
+    display: block !important;
+}
+
+.description li {
+    display: list-item !important;
+}
+</style>
+
+<div class="row px-4">
+    <div class="col-12">
+        <h4 class="quiz-title text-center mt-4 fw-bold">
+            <i class="fas fa-project-diagram me-2"></i> {{ $project->title }}
+        </h4>
+        <hr>
+
+        <div class="row mb-5">
+            <div class="col-12 mb-2">
+                <div class="card shadow-sm border-0">
+                    <div class="card-body">
+                        <h5 class="card-title text-primary mb-3">
+                            <i class="fas fa-file-alt me-2"></i>{{ get_phrase('Project Details') }}
+                        </h5>
+                        <div class="description text-secondary">
+                            {!! $project->description !!}
+                        </div>
+                    </div>
+                </div>
+            </div>
+            
+            <div class="col-12">
+                <div class="card shadow-sm border-0 bg-light">
+                    <div class="card-body">
+                        <h5 class="card-title text-danger mb-3">
+                            <i class="fas fa-clipboard-check me-2"></i>{{ get_phrase('Assessment criteria') }}
+                        </h5>
+                        <div class="description small text-muted">
+                            {!! $project->attachment !!}
+                        </div>
+                    </div>
+                </div>
+            </div>
+        </div>
+
+        <div class="submission-area p-4 border rounded mb-5">
+            <h5 class="mb-3">{{ get_phrase('Submit Assignment') }}</h5>
+
+            {{-- KONDISI 1: JIKA BELUM PERNAH SUBMIT --}}
+            @if(!$submission)
+                <div class="alert alert-info">
+                    <i class="fas fa-info-circle me-1"></i> {{ get_phrase('Please enter your project link below to be assessed.') }}
+                </div>
+
+                <form action="{{ route('student.project.submit') }}" method="POST">
+                    @csrf
+                    <input type="hidden" name="lesson_id" value="{{ $project->id }}">
+                    <div class="mb-3">
+                        <label for="project_link" class="form-label fw-bold">{{ get_phrase('Project Link (Google Drive/Github/Website)') }}</label>
+                        <input type="url" class="form-control" id="project_link" name="submission_link" placeholder="https://..." required>
+                        <div class="form-text">{{ get_phrase('Make sure the link is accessible to the instructor (Public/Anyone with link).') }}</div>
+                    </div>
+
+                    <button type="submit" class="eBtn gradient border-0">
+                        <i class="fas fa-paper-plane me-1"></i> {{ get_phrase('Submit Project') }}
+                    </button>
+                </form>
+
+            {{-- KONDISI 2: JIKA SUDAH PERNAH SUBMIT --}}
+            @else
+                
+                {{-- STATUS 0: MENUNGGU DIPERIKSA --}}
+                @if($submission->status == 0)
+                    <div class="text-center p-5 border rounded bg-light">
+                        <i class="fas fa-clock fa-3x text-warning mb-3"></i>
+                        <h5 class="fw-bold">{{ get_phrase('Project is Being Reviewed') }}</h5>
+                        <p class="text-muted">
+                            {{ get_phrase('Thank you! We have received your project and it is currently in the instructor\'s review queue.') }}
+                        </p>
+                        <div class="mt-3">
+                            <span class="text-secondary small">{{ get_phrase('Link that you submitted :') }} </span><br>
+                            <a href="{{ $submission->drive_link }}" target="_blank" class="eBtn gradient border-0 btn-sm mt-1">
+                                <i class="fas fa-external-link-alt me-1"></i> {{ get_phrase('View Your Project') }}
+                            </a>
+                        </div>
+                    </div>
+
+                {{-- STATUS 2: PERLU REVISI --}}
+                @elseif($submission->status == 2)
+                    <div class="alert alert-danger border-danger">
+                        <h5 class="alert-heading fw-bold">
+                            <i class="fas fa-exclamation-circle me-2"></i>{{ get_phrase('Project Needs Revision') }}
+                        </h5>
+                        <p>{{ get_phrase('The instructor has reviewed your project and provided feedback for improvement.') }}</p>
+
+                        <hr>
+                        
+                        {{-- Menampilkan Komentar Instruktur --}}
+                        <div class="mb-3">
+                            <label class="fw-bold text-danger">{{ get_phrase('Instructor\'s Notes / Feedback:') }}</label>
+                            <div class="bg-white p-3 rounded border border-danger text-dark mt-1">
+                                {!! $submission->comment !!}
+                            </div>
+                        </div>
+
+                        {{-- Form Resubmit --}}
+                        <div class="mt-4">
+                            <h6 class="fw-bold">{{ get_phrase('Submit Revision:') }}</h6>
+                            <form action="{{ route('student.project.submit') }}" method="POST">
+                                @csrf
+                                <input type="hidden" name="lesson_id" value="{{ $project->id }}">
+                                
+                                <div class="input-group">
+                                    {{-- PERBAIKAN: name diubah jadi submission_link --}}
+                                    <input type="url" class="form-control" name="submission_link" placeholder="Masukkan link projek yang sudah diperbaiki..." required>
+                                    
+                                    <button class="btn btn-danger" type="submit">
+                                        <i class="fas fa-redo me-1"></i> {{ get_phrase('Submit Revisions') }}
+                                    </button>
+                                </div>
+                                <div class="form-text text-danger">{{ get_phrase('Make sure the new link includes the requested fix.') }} </div>
+                            </form>
+                        </div>
+                    </div>
+
+                {{-- STATUS 1: DITERIMA / LULUS --}}
+                @elseif($submission->status == 1)
+                    <div class="text-center p-5 border rounded bg-white border-success">
+                        <i class="fas fa-check-circle fa-3x text-success mb-3"></i>
+                        <h5 class="fw-bold text-success">{{ get_phrase('Congratulations! Project Accepted') }}</h5>
+                        <p class="text-muted">
+                            {{ get_phrase('Good work! Your project has met the assessment criteria.') }}
+                        </p>
+                        @if($submission->comment)
+                            <div class="alert alert-success d-inline-block text-start mt-2">
+                                <strong>{{ get_phrase('Instructor\'s Comment:') }}</strong> <br> {{ $submission->comment }}
+                            </div>
+                        @endif
+                    </div>
+                @endif
+
+            @endif
+        </div>
+    </div>
+</div>
\ No newline at end of file
diff --git a/resources/views/instructor/course/curriculum.blade.php b/resources/views/instructor/course/curriculum.blade.php
index 18a8a61..efd70b3 100644
--- a/resources/views/instructor/course/curriculum.blade.php
+++ b/resources/views/instructor/course/curriculum.blade.php
@@ -9,7 +9,10 @@
 
             <a href="#" onclick="ajaxModal('{{ route('modal', ['instructor.quiz.create', 'id' => $course_details->id]) }}', '{{ get_phrase('Add new quiz') }}')" class="btn ol-btn-light ol-btn-sm">{{ get_phrase('Add quiz') }}</a>
 
+            <a href="#" onclick="ajaxModal('{{ route('modal', ['instructor.project.create', 'id' => $course_details->id]) }}', '{{ get_phrase('Add new project') }}')" class="btn ol-btn-light ol-btn-sm">{{ get_phrase('Add project') }}</a>
+
             <a href="#" onclick="ajaxModal('{{ route('modal', ['instructor.course.section_sort', 'id' => $course_details->id]) }}', '{{ get_phrase('Sort sections') }}')" class="btn ol-btn-light ol-btn-sm">{{ get_phrase('Sort Section') }}</a>
+
         @endif
     </div>
 
@@ -58,7 +61,7 @@
                                     <div class="buttons">
                                         @if ($lesson->lesson_type == 'quiz')
                                             <a href="#" data-bs-toggle="tooltip" title="{{ get_phrase('Result') }}" onclick="ajaxModal('{{ route('modal', ['instructor.quiz_result.index', 'id' => $lesson->id]) }}', '{{ get_phrase('Result') }}', 'modal-xl')" class="edit-delete">
-                                                <span class="fi fi-rr-clipboard-list-check"></span>
+                                                <span class="fi fi-rr-paperclip-vertical"></span>
                                             </a>
 
                                             <a href="#" data-bs-toggle="tooltip" title="{{ get_phrase('Questions') }}" onclick="ajaxModal('{{ route('modal', ['instructor.questions.index', 'id' => $lesson->id]) }}', '{{ get_phrase('Questions') }}', 'modal-lg')" class="edit-delete">
@@ -68,9 +71,20 @@
                                             <a href="#" data-bs-toggle="tooltip" title="{{ get_phrase('Edit quiz') }}" onclick="ajaxModal('{{ route('modal', ['instructor.quiz.edit', 'id' => $lesson->id]) }}', '{{ get_phrase('Edit quiz') }}')" class="edit-delete">
                                                 <span class="fi-rr-pencil"></span>
                                             </a>
+                                        @elseif ($lesson->lesson_type == 'project')
+                                            <a href="javascript:void(0);" 
+                                            data-bs-toggle="tooltip" 
+                                            title="{{ get_phrase('Submissions') }}" 
+                                            onclick="ajaxModal('{{ route('instructor.project.grading.index', $lesson->id) }}', '{{ get_phrase('Submissions') }}', 'modal-xl')" 
+                                            class="edit-delete">
+                                                <span class="fi fi-rr-clipboard-list"></span>
+                                            </a>
+                                            <a href="#" data-bs-toggle="tooltip" title="{{ get_phrase('Edit project') }}" onclick="ajaxModal('{{ route('modal', ['instructor.project.edit', 'id' => $lesson->id]) }}', '{{ get_phrase('Edit project') }}')" class="edit-delete">
+                                                <span class="fi-rr-pencil"></span>
+                                            </a>
                                         @endif
 
-                                        @if ($lesson->lesson_type != 'quiz')
+                                        @if ($lesson->lesson_type != 'quiz' && $lesson->lesson_type != 'project')
                                             <a href="#" data-bs-toggle="tooltip" title="{{ get_phrase('Edit lesson') }}" onclick="ajaxModal('{{ route('modal', ['instructor.course.lesson_edit', 'id' => $lesson->id]) }}', '{{ get_phrase('Edit lesson') }}')" class="edit-delete">
                                                 <span class="fi-rr-pencil"></span>
                                             </a>
diff --git a/resources/views/instructor/course/lesson_add.blade.php b/resources/views/instructor/course/lesson_add.blade.php
index 85408d5..57dab7a 100644
--- a/resources/views/instructor/course/lesson_add.blade.php
+++ b/resources/views/instructor/course/lesson_add.blade.php
@@ -14,8 +14,6 @@
             {{ get_phrase('Google drive video') }}
         @elseif($lesson_type == 'document')
             {{ get_phrase('Document file') }}
-        @elseif ($lesson_type == 'scorm')
-            {{ get_phrase('Scorm content') }}
         @else
             {{ ucfirst($lesson_type) }}
         @endif
@@ -47,14 +45,10 @@
         @include('instructor.course.youtube_type_lesson_add')
     @elseif ($lesson_type == 'academy_cloud')
         @include('instructor.course.academy_cloud_type_lesson_add')
-    @elseif ($lesson_type == 'vimeo')
-        @include('instructor.course.vimeo_type_lesson_add')
     @elseif ($lesson_type == 'html5')
         @include('instructor.course.html5_type_lesson_add')
     @elseif ($lesson_type == 'video')
         @include('instructor.course.video_type_lesson_add')
-    @elseif ($lesson_type == 'amazon-s3')
-        @include('amazon_s3_type_lesson_add.php')
     @elseif ($lesson_type == 'google_drive_video')
         @include('instructor.course.google_drive_type_lesson_add')
     @elseif ($lesson_type == 'document')
@@ -65,8 +59,6 @@
         @include('instructor.course.image_file_type_lesson_add')
     @elseif ($lesson_type == 'iframe')
         @include('instructor.course.iframe_type_lesson_add')
-    @elseif ($lesson_type == 'scorm')
-        @include('instructor.course.scorm_type_lesson_add')
     @endif
 
     <div class="form-group mb-3">
diff --git a/resources/views/instructor/project/create.blade.php b/resources/views/instructor/project/create.blade.php
new file mode 100644
index 0000000..27adebb
--- /dev/null
+++ b/resources/views/instructor/project/create.blade.php
@@ -0,0 +1,50 @@
+<form action="{{ route('instructor.course.project.store') }}" method="post">@csrf
+
+    <input type="hidden" name="course_id" value="{{ $id }}">
+    <div class="fpb7 mb-3">
+        <label class="form-label ol-form-label" for="title">
+            {{ get_phrase('Title') }}
+            <span class="text-danger ms-1">*</span>
+        </label>
+        <input class="form-control ol-form-control" type="text" id="title" name="title" required>
+    </div>
+
+    <div class="row mb-3">
+        <div class="col-sm-12 fpb-7">
+            <label class="form-label ol-form-label">
+                {{ get_phrase('Section') }}
+                <span class="text-danger ms-1">*</span>
+            </label>
+            <select class="form-control ol-form-control ol-select2" data-toggle="select2" name="section">
+                <option value="">{{ get_phrase('Select an option') }}</option>
+                @foreach (App\Models\Section::where('course_id', $id)->get() as $section)
+                    <option value="{{ $section->id }}">{{ $section->title }}</option>
+                @endforeach
+            </select>
+        </div>
+    </div>
+
+    <div class="fpb-7 mb-3">
+        <label for="description"
+            class="form-label ol-form-label col-form-label">{{ get_phrase('Project Assignment') }}</label>
+        <textarea name="description" rows="5" class="form-control ol-form-control text_editor"></textarea>
+    </div>
+
+    <div class="fpb-7 mb-3">
+        <label for="attachment"
+            class="form-label ol-form-label col-form-label">{{ get_phrase('Assessment Criteria') }}</label>
+        <textarea name="attachment" rows="5" class="form-control ol-form-control text_editor"></textarea>
+    </div>
+
+    <div class="fpb-7 mb-6">
+        <label for="attachment"
+            class="form-label ol-form-label col-form-label">{{ get_phrase('Summary') }}</label>
+        <textarea name="attachment" rows="5" class="form-control ol-form-control text_editor"></textarea>
+    </div>
+
+    <div class="fpb7">
+        <button type="submit" class="btn ol-btn-primary">{{ get_phrase('Add Project') }}</button>
+    </div>
+</form>
+
+@include('instructor.init')
diff --git a/resources/views/instructor/project/edit.blade.php b/resources/views/instructor/project/edit.blade.php
new file mode 100644
index 0000000..5af7d24
--- /dev/null
+++ b/resources/views/instructor/project/edit.blade.php
@@ -0,0 +1,58 @@
+@php
+    $project = App\Models\Lesson::join('sections', 'lessons.section_id', 'sections.id')
+        ->join('courses', 'sections.course_id', 'courses.id')
+        ->select('lessons.*', 'courses.id as course_id')
+        ->where('lessons.id', $id)
+        ->first();
+@endphp
+
+<form action="{{ route('instructor.course.project.update', $id) }}" method="post">@csrf
+    <div class="fpb7 mb-3">
+        <label class="form-label ol-form-label" for="title">
+            {{ get_phrase('Title') }}
+            <span class="text-danger ms-1">*</span>
+        </label>
+        <input class="form-control ol-form-control" type="text" id="title" name="title" value="{{ $project->title }}"
+            required>
+    </div>
+
+    <div class="row mb-3">
+        <div class="col-sm-12 fpb-7">
+            <label class="form-label ol-form-label">
+                {{ get_phrase('Section') }}
+                <span class="text-danger ms-1">*</span>
+            </label>
+            <select class="form-control ol-form-control ol-select2" data-toggle="select2" name="section">
+                <option value="">{{ get_phrase('Select an option') }}</option>
+                @foreach (App\Models\Section::where('course_id', $project->course_id)->get() as $section)
+                    <option value="{{ $section->id }}" @if ($section->id == $project->section_id) selected @endif>
+                        {{ $section->title }}</option>
+                @endforeach
+            </select>
+        </div>
+    </div>
+
+    <div class="fpb-7 mb-3">
+        <label for="description"
+            class="form-label ol-form-label col-form-label">{{ get_phrase('Project Assignment') }}</label>
+        <textarea name="description" rows="5" class="form-control ol-form-control text_editor">{!! $project->description !!}</textarea>
+    </div>
+
+    <div class="fpb-7 mb-3">
+        <label for="attachment"
+            class="form-label ol-form-label col-form-label">{{ get_phrase('Assessment Criteria') }}</label>
+        <textarea name="attachment" rows="5" class="form-control ol-form-control text_editor">{!! $project->attachment !!}</textarea>
+    </div>
+
+    <div class="fpb-7 mb-6">
+        <label for="summary"
+            class="form-label ol-form-label col-form-label">{{ get_phrase('Summary') }}</label>
+        <textarea name="summary" rows="5" class="form-control ol-form-control text_editor">{!! $project->summary !!}</textarea>
+    </div>
+
+    <div class="fpb7">
+        <button type="submit" class="btn ol-btn-primary">{{ get_phrase('Update Project') }}</button>
+    </div>
+</form>
+
+@include('instructor.init')
diff --git a/resources/views/instructor/project/grading/index.blade.php b/resources/views/instructor/project/grading/index.blade.php
new file mode 100644
index 0000000..491cbf2
--- /dev/null
+++ b/resources/views/instructor/project/grading/index.blade.php
@@ -0,0 +1,121 @@
+{{-- Container Utama --}}
+<div class="row g-0 h-100">
+    
+    {{-- KOLOM KIRI: LIST SISWA --}}
+    <div class="col-md-4 border-end" style="min-height: 400px; max-height: 70vh; overflow-y: auto;">
+        <div class="p-3 border-bottom bg-light sticky-top">
+            <h6 class="mb-0 fw-bold"><i class="fas fa-users me-2"></i> {{ get_phrase('Student List') }}</h6>
+        </div>
+        
+        <div class="list-group list-group-flush" id="studentList">
+            @if($participants->isEmpty())
+                <div class="text-center p-5 text-muted small">
+                    {{ get_phrase('No participants found.') }}
+                </div>
+            @else
+                @foreach ($participants as $participant)
+                    <a href="javascript:void(0);" 
+                    class="list-group-item list-group-item-action py-3 student-item"
+                    {{-- PERBAIKAN DISINI: Tambahkan parameter ke-3 yaitu $lesson_id --}}
+                    onclick="loadStudentSubmission(this, '{{ $participant->id }}', '{{ $lesson_id }}')">
+                    
+                        <div class="d-flex align-items-center">
+                            <div class="me-3 d-flex align-items-center justify-content-center rounded-circle bg-primary text-white fw-bold" 
+                                style="width: 44px; height: 36px; font-size: 14px;">
+                                {{ strtoupper(substr($participant->name, 0, 1)) }}
+                            </div>
+                            
+                            <div class="w-100">
+                                <h6 class="mb-0 text-dark" style="font-size: 14px;">{{ $participant->name }}</h6>
+                                <small class="text-muted" style="font-size: 12px;">{{ get_phrase('Click to grade') }}</small>
+                            </div>
+                            <i class="fas fa-chevron-right text-muted small"></i>
+                        </div>
+                    </a>
+                @endforeach
+            @endif
+        </div>
+    </div>
+
+    {{-- KOLOM KANAN: AREA PREVIEW & GRADING --}}
+    <div class="col-md-8 bg-white">
+        {{-- ID ini penting: target AJAX --}}
+        <div id="grading-area" class="h-100 position-relative">
+            
+            {{-- State Awal (Belum Klik) --}}
+            <div class="d-flex flex-column align-items-center justify-content-center h-100 text-center p-5">
+                <div class="mb-3 p-4 rounded-circle bg-light">
+                    <i class="fi fi-rr-box-open fs-1 text-secondary opacity-50"></i>
+                </div>
+                <h6 class="text-muted">{{ get_phrase('Select a student to start grading') }}</h6>
+            </div>
+
+        </div>
+    </div>
+</div>
+
+<script>
+    "use strict";
+
+function loadStudentSubmission(element, userId, lessonId) {
+    // Cegah event default
+    event.preventDefault();
+    
+    // Validasi parameter
+    if (!userId || !lessonId) {
+        console.error("Missing parameters. User ID:", userId, "Lesson ID:", lessonId);
+        alert('Missing parameters');
+        return;
+    }
+
+    // 1. Visual Active State
+    $('.student-item').removeClass('active bg-light');
+    $(element).addClass('active bg-light');
+    
+    // 2. Loading State
+    $('#grading-area').html(`
+        <div class="d-flex flex-column align-items-center justify-content-center h-100">
+            <div class="spinner-border text-primary mb-2" role="status"></div>
+            <small class="text-muted">Loading data...</small>
+        </div>
+    `);
+
+    // Debugging
+    console.log("AJAX Call Parameters:");
+    console.log("- Lesson ID:", lessonId); 
+    console.log("- User ID:", userId);
+    console.log("- URL:", "{{ route('instructor.project.grading.preview') }}");
+    console.log("- CSRF Token:", $('meta[name="csrf-token"]').attr('content'));
+
+    // 3. AJAX Call
+    $.ajax({
+        type: "GET",
+        url: "{{ route('instructor.project.grading.preview') }}",
+        data: {
+            lesson_id: lessonId, 
+            user_id: userId
+        },
+        headers: {
+            'X-CSRF-TOKEN': $('meta[name="csrf-token"]').attr('content')
+        },
+        success: function(response) {
+            console.log("Success Response:", response.substring(0, 200)); // Log 200 karakter pertama
+            $('#grading-area').html(response);
+        },
+        error: function(xhr, status, error) {
+            console.error("AJAX Error:", error);
+            console.error("Status:", status);
+            console.error("Response:", xhr.responseText);
+            
+            $('#grading-area').html(`
+                <div class="alert alert-danger m-3">
+                    <h6>Failed to load data</h6>
+                    <small>Error: ${error}</small>
+                    <br>
+                    <small>Check console for details</small>
+                </div>
+            `);
+        }
+    });
+}
+</script>
\ No newline at end of file
diff --git a/resources/views/instructor/project/grading/preview.blade.php b/resources/views/instructor/project/grading/preview.blade.php
new file mode 100644
index 0000000..25a0296
--- /dev/null
+++ b/resources/views/instructor/project/grading/preview.blade.php
@@ -0,0 +1,182 @@
+{{-- HAPUS <div class="row"> jika ada, gunakan div biasa --}}
+<div class="h-100">
+    
+    {{-- KONDISI 1: Belum Submit --}}
+    @if(!$submission)
+        <div class="d-flex flex-column align-items-center justify-content-center h-100 text-center p-5">
+            <div class="mb-3 p-3 bg-light rounded-circle">
+                <i class="fas fa-times text-danger fa-2x"></i>
+            </div>
+            <h5>{{ get_phrase('Not Submitted') }}</h5>
+            <p class="text-muted">{{ get_phrase('This student has not submitted the project yet.') }}</p>
+        </div>
+
+    {{-- KONDISI 2: Sudah Submit --}}
+    @else
+        <div class="p-4">
+            {{-- Header Status --}}
+            <div class="d-flex justify-content-between align-items-center mb-4 pb-3 border-bottom">
+                <div>
+                    <h5 class="fw-bold mb-1">{{ get_phrase('Project Submission') }}</h5>
+                    <small class="text-muted">
+                        <i class="far fa-clock me-1"></i> 
+                        {{ date('d M Y, H:i', strtotime($submission->created_at)) }}
+                    </small>
+                </div>
+                <div>
+                    @if($submission->status == 1)
+                        <span class="badge bg-success px-3 py-2">{{ get_phrase('Accepted') }}</span>
+                    @elseif($submission->status == 2)
+                        <span class="badge bg-danger px-3 py-2">{{ get_phrase('Revision Needed') }}</span>
+                    @else
+                        <span class="badge bg-warning text-dark px-3 py-2">{{ get_phrase('Pending Review') }}</span>
+                    @endif
+                </div>
+            </div>
+
+            {{-- Link Project --}}
+            <div class="mb-4">
+                <label class="fw-bold mb-2">{{ get_phrase('Student Project Link') }}</label>
+                <div class="input-group">
+                    <input type="text" class="form-control bg-light" value="{{ $submission->drive_link }}" readonly>
+                    <a href="{{ $submission->drive_link }}" target="_blank" class="btn btn-primary">
+                        <i class="fas fa-external-link-alt"></i> {{ get_phrase('Open') }}
+                    </a>
+                </div>
+            </div>
+
+            {{-- Form Grading --}}
+            <div class="card border bg-light shadow-none">
+                <div class="card-body">
+                    <form action="{{ route('instructor.project.grading.update', $submission->id) }}" method="post" id="gradingForm">
+                        @csrf
+                        <h6 class="fw-bold mb-3"><i class="fas fa-check-double me-2"></i>{{ get_phrase('Grading') }}</h6>
+
+                        <div class="mb-3">
+                            <div class="btn-group w-100" role="group">
+                                <input type="radio" class="btn-check" name="status" id="accept_{{ $submission->id }}" value="1" 
+                                    {{ $submission->status == 1 ? 'checked' : '' }} onchange="toggleComment(this)">
+                                <label class="btn btn-outline-success" for="accept_{{ $submission->id }}">{{ get_phrase('Passed') }}</label>
+
+                                <input type="radio" class="btn-check" name="status" id="revise_{{ $submission->id }}" value="2" 
+                                    {{ $submission->status == 2 ? 'checked' : '' }} onchange="toggleComment(this)">
+                                <label class="btn btn-outline-danger" for="revise_{{ $submission->id }}">{{ get_phrase('Revision Needed') }}</label>
+                            </div>
+                        </div>
+
+                        {{-- Area Komentar dengan WYSIWYG Editor --}}
+                        <div id="comment_box_area" style="display: {{ $submission->status == 2 ? 'block' : 'none' }};">
+                            <div class="mb-3">
+                                <label class="fw-bold text-danger mb-1">
+                                    {{ empty($submission->comment) ? get_phrase('Add Revision Notes') : get_phrase('Previous Revision Notes') }} *
+                                </label>
+                                
+                                {{-- Textarea untuk Summernote --}}
+                                <textarea name="comment" id="comment_editor" class="form-control">{{ $submission->comment }}</textarea>
+                            </div>
+                        </div>
+                        
+                        <button type="submit" class="btn btn-primary w-100">{{ get_phrase('Save Grading') }}</button>
+                    </form>
+                </div>
+            </div>
+        </div>
+    @endif
+</div>
+
+{{-- Tambahkan CSS Summernote --}}
+<link href="https://cdn.jsdelivr.net/npm/summernote@0.8.18/dist/summernote-lite.min.css" rel="stylesheet">
+
+{{-- Tambahkan Script Summernote --}}
+<script src="https://cdn.jsdelivr.net/npm/summernote@0.8.18/dist/summernote-lite.min.js"></script>
+
+<script>
+    let commentEditor = null;
+    
+    function toggleComment(radio) {
+        let box = document.getElementById('comment_box_area');
+        
+        if (radio.value == '2') {
+            $(box).slideDown();
+            // Inisialisasi editor jika belum diinisialisasi
+            initSummernote();
+            // Fokus ke editor
+            setTimeout(() => {
+                if (commentEditor && commentEditor.summernote) {
+                    commentEditor.summernote('focus');
+                }
+            }, 300);
+        } else {
+            $(box).slideUp();
+        }
+    }
+    
+    // Fungsi untuk menginisialisasi Summernote
+    function initSummernote() {
+        if (!commentEditor) {
+            $('#comment_editor').summernote({
+                height: 200,
+                toolbar: [
+                    ['style', ['style']],
+                    ['font', ['bold', 'italic', 'underline', 'clear']],
+                    ['fontname', ['fontname']],
+                    ['color', ['color']],
+                    ['para', ['ul', 'ol', 'paragraph']],
+                    ['table', ['table']],
+                    ['insert', ['link', 'picture']],
+                    ['view', ['fullscreen', 'codeview', 'help']]
+                ],
+                placeholder: '{{ get_phrase("Explain what needs to be fixed...") }}'
+            });
+            commentEditor = $('#comment_editor');
+        }
+    }
+    
+    // Fungsi untuk validasi form sebelum submit
+    $('#gradingForm').on('submit', function(e) {
+        const status = $('input[name="status"]:checked').val();
+        
+        if (status == '2') {
+            // Jika status "Revision Needed", pastikan ada konten di editor
+            let commentContent = '';
+            
+            if (commentEditor && commentEditor.summernote) {
+                commentContent = commentEditor.summernote('code').trim();
+            } else {
+                commentContent = $('#comment_editor').val().trim();
+            }
+            
+            // Hapus tag HTML untuk cek konten sebenarnya
+            const plainText = commentContent.replace(/<[^>]*>/g, '').trim();
+            
+            if (plainText === '') {
+                e.preventDefault();
+                alert('{{ get_phrase("Please add revision notes before submitting.") }}');
+                if (commentEditor && commentEditor.summernote) {
+                    commentEditor.summernote('focus');
+                }
+                return false;
+            }
+        }
+    });
+    
+    // Inisialisasi editor otomatis jika sudah ada komentar sebelumnya dan status adalah "Revision Needed"
+    @if($submission && $submission->status == 2 && !empty($submission->comment))
+        $(document).ready(function() {
+            // Tunggu sebentar agar DOM siap
+            setTimeout(() => {
+                initSummernote();
+            }, 100);
+        });
+    @endif
+    
+    // Inisialisasi editor jika comment_box_area langsung terlihat
+    $(document).ready(function() {
+        @if($submission && $submission->status == 2)
+            // Tunggu sedikit agar DOM selesai render
+            setTimeout(() => {
+                initSummernote();
+            }, 200);
+        @endif
+    });
+</script>
\ No newline at end of file
diff --git a/resources/views/instructor/quiz/create.blade.php b/resources/views/instructor/quiz/create.blade.php
index fb5c37c..2d4d5cb 100644
--- a/resources/views/instructor/quiz/create.blade.php
+++ b/resources/views/instructor/quiz/create.blade.php
@@ -32,7 +32,7 @@
         <div class="row">
             <div class="col-4">
                 <input class="form-control ol-form-control" type="number" min="0" max="23" name="hour"
-                    placeholder="00 hour">
+                    placeholder="00 hour" required>
             </div>
             <div class="col-4">
                 <input class="form-control ol-form-control" type="number" min="0" max="59" name="minute"
diff --git a/routes/admin.php b/routes/admin.php
index b222532..02d844f 100644
--- a/routes/admin.php
+++ b/routes/admin.php
@@ -27,7 +27,7 @@ use App\Http\Controllers\NewsletterController;
 use App\Http\Controllers\ReportController;
 use App\Http\Controllers\SeoController;
 use App\Http\Controllers\SettingController;
-use App\Http\Controllers\Updater;
+// use App\Http\Controllers\Updater;
 use App\Http\Controllers\UsersController;
 use App\Http\Controllers\Admin\TutorBookingController;
 use App\Http\Controllers\Admin\KnowledgeBaseController;
@@ -77,12 +77,12 @@ Route::name('admin.')->prefix('admin')->middleware('admin')->group(function () {
     //invoice
     Route::get('invoice/{id?}', [InvoiceController::class, 'invoice'])->name('admin.invoice');
 
-    Route::controller(Updater::class)->middleware('auth', 'verified')->group(function () {
+    // Route::controller(Updater::class)->middleware('auth', 'verified')->group(function () {
 
-        Route::post('admin/addon/create', 'update')->name('addon.create');
-        Route::post('admin/addon/update', 'update')->name('addon.update');
-        Route::post('admin/product/update', 'update')->name('product.update');
-    });
+    //     Route::post('admin/addon/create', 'update')->name('addon.create');
+    //     Route::post('admin/addon/update', 'update')->name('addon.update');
+    //     Route::post('admin/product/update', 'update')->name('product.update');
+    // });
 
     //curriculum
     Route::controller(CurriculumController::class)->group(function () {
diff --git a/routes/instructor.php b/routes/instructor.php
index 2b7c910..9d7986c 100644
--- a/routes/instructor.php
+++ b/routes/instructor.php
@@ -14,6 +14,7 @@ use App\Http\Controllers\instructor\PayoutController;
 use App\Http\Controllers\instructor\PayoutSettingsController;
 use App\Http\Controllers\instructor\QuestionController;
 use App\Http\Controllers\instructor\QuizController;
+use App\Http\Controllers\instructor\ProjectController;
 use App\Http\Controllers\instructor\SalesReportController;
 use App\Http\Controllers\instructor\SectionController;
 use App\Http\Controllers\instructor\TeamTrainingController;
@@ -76,6 +77,16 @@ Route::name('instructor.')->prefix('instructor')->middleware(['instructor'])->gr
         Route::get('quiz/result/preview', 'result_preview')->name('quiz.result.preview');
     });
 
+    // course project
+    Route::controller(ProjectController::class)->group(function () {
+        Route::post('course/project/store', 'store')->name('course.project.store');
+        Route::post('course/project/update/{id}', 'update')->name('course.project.update');
+        Route::get('/project/grading/preview', 'getPreview')->name('project.grading.preview');
+        Route::get('/project/grading/{id}', 'getIndex')->name('project.grading.index');
+        Route::get('/project/participant/submission', 'getParticipantSubmission')->name('project.participant.submission');
+        Route::post('/project/grading/update/{id}', 'updateSubmission')->name('project.grading.update');
+    });
+
     // question route
     Route::controller(QuestionController::class)->group(function () {
         Route::post('course/question/store', 'store')->name('course.question.store');
diff --git a/routes/student.php b/routes/student.php
index 947e179..519a905 100644
--- a/routes/student.php
+++ b/routes/student.php
@@ -14,6 +14,7 @@ use App\Http\Controllers\student\MyCoursesController;
 use App\Http\Controllers\student\MyProfileController;
 use App\Http\Controllers\student\MyTeamPackageController;
 use App\Http\Controllers\student\OfflinePaymentController;
+use App\Http\Controllers\student\ProjectController;
 use App\Http\Controllers\student\VAPaymentController;
 use App\Http\Controllers\student\PurchaseController;
 use App\Http\Controllers\student\QuizController;
@@ -49,6 +50,12 @@ Route::middleware(['auth'])->group(function () {
         Route::get('load/quiz/questions/', 'load_questions')->name('load.quiz.questions');
     });
 
+    // project routes
+    Route::controller(ProjectController::class)->group(function () {
+        Route::post('project/submit', 'submit')->name('student.project.submit');
+    });
+
+
     // purchase routes
     Route::controller(PurchaseController::class)->group(function () {
         Route::get('purchase/course/{course_id}', 'purchase_course')->name('purchase.course');