feat: update student import and graduation workflows

app/Http/Controllers/StudentExitController.php

@@ -21,7 +21,7 @@ class StudentExitController extends Controller
         $departmentId = $request->get('department_id');
         $classId = $request->get('class_id');
 
-        $studentExits = StudentExit::query()
+        $studentExitsQuery = StudentExit::query()
             ->with(['academicYear', 'department', 'classRoom'])
             ->when($search !== '', function ($query) use ($search) {
                 $query->where(function ($subQuery) use ($search) {
@@ -32,12 +32,25 @@ class StudentExitController extends Controller
             })
             ->when($academicYearId, fn ($query) => $query->where('academic_year_id', $academicYearId))
             ->when($departmentId, fn ($query) => $query->where('department_id', $departmentId))
-            ->when($classId, fn ($query) => $query->where('class_id', $classId))
+            ->when($classId, fn ($query) => $query->where('class_id', $classId));
+
+        $studentExits = (clone $studentExitsQuery)
             ->latest('exit_date')
             ->latest('id')
             ->paginate(10)
             ->withQueryString();
 
+        $totalExits = StudentExit::count();
+        $withLetterCount = StudentExit::query()->whereNotNull('exit_letter_file_path')->count();
+        $withoutLetterCount = max($totalExits - $withLetterCount, 0);
+        $thisYearCount = StudentExit::query()->whereYear('exit_date', now()->year)->count();
+        $latestExitDate = StudentExit::query()->max('exit_date');
+        $recentExits = StudentExit::query()
+            ->latest('exit_date')
+            ->latest('id')
+            ->limit(3)
+            ->get(['id', 'full_name', 'exit_date', 'department_id', 'class_id']);
+
         return view('student-exits.index', [
             'studentExits' => $studentExits,
             'search' => $search,
@@ -49,6 +62,15 @@ class StudentExitController extends Controller
             'academicYears' => AcademicYear::orderBy('name')->pluck('name', 'id'),
             'departments' => Department::orderBy('name')->pluck('name', 'id'),
             'classes' => SchoolClass::orderBy('name')->pluck('name', 'id'),
+            'summary' => [
+                'total' => $totalExits,
+                'with_letter' => $withLetterCount,
+                'without_letter' => $withoutLetterCount,
+                'this_year' => $thisYearCount,
+                'latest_exit_date' => $latestExitDate,
+                'filtered' => $studentExits->total(),
+            ],
+            'recentExits' => $recentExits,
         ]);
     }