fix parent and teacher pages to follow year filter

app/Controllers/View/ExamDraftController.php

@@ -91,6 +91,9 @@ class ExamDraftController extends BaseController
 
     public function teacherIndex()
     {
+        $this->syncAcademicContext();
+        $context = $this->resolveSchoolYearContext();
+
         $teacherId = (int) (session()->get('user_id') ?? 0);
         if ($teacherId <= 0) {
             return redirect()->to('/login');
@@ -175,11 +178,15 @@ class ExamDraftController extends BaseController
             'maxUploadBytes' => self::MAX_UPLOAD_BYTES,
             'validation' => $validation,
             'printableDraftIds' => $printableIds,
+            'isSchoolYearReadonly' => $context->isReadonly(),
         ]);
     }
 
     public function teacherStore()
     {
+        $this->syncAcademicContext();
+        $this->assertSchoolYearWritable($this->resolveSchoolYearContext());
+
         $teacherId = (int) (session()->get('user_id') ?? 0);
         if ($teacherId <= 0) {
             return redirect()->to('/login');
@@ -193,10 +200,13 @@ class ExamDraftController extends BaseController
             return redirect()->back()->withInput()->with('error', 'Select a class section before submitting.');
         }
 
-        $assignment = $this->teacherClassModel
+        $assignmentQuery = $this->teacherClassModel
             ->where('teacher_id', $teacherId)
-            ->where('class_section_id', $classSectionId)
-            ->first();
+            ->where('class_section_id', $classSectionId);
+        if ($this->schoolYear !== '') {
+            $assignmentQuery->where('school_year', $this->schoolYear);
+        }
+        $assignment = $assignmentQuery->first();
 
         if (empty($assignment)) {
             return redirect()->back()->withInput()->with('error', 'You are not assigned to the selected class section.');
@@ -785,6 +795,8 @@ class ExamDraftController extends BaseController
 
     public function teacherStatusFeed()
     {
+        $this->syncAcademicContext();
+
         $teacherId = (int) (session()->get('user_id') ?? 0);
         if ($teacherId <= 0) {
             return $this->response->setStatusCode(401);
@@ -848,6 +860,8 @@ class ExamDraftController extends BaseController
             ->join('classSection cs', 'cs.class_section_id = exam_drafts.class_section_id', 'left')
             ->join('users u', 'u.id = exam_drafts.' . $this->authorIdColumn, 'left');
 
+        $this->applyExamDraftYearScope($query);
+
         if (empty($classSectionIds)) {
             return $query->where('exam_drafts.' . $this->authorIdColumn, $teacherId);
         }
@@ -859,19 +873,25 @@ class ExamDraftController extends BaseController
                 ->where('exam_drafts.' . $this->authorIdColumn . ' !=', $teacherId)
                 ->where('exam_drafts.status !=', 'draft');
 
-        if ($this->schoolYear !== '') {
-            $query->where('exam_drafts.school_year', $this->schoolYear);
-        }
-        if ($this->semester !== '') {
-            $query->where('exam_drafts.semester', $this->semester);
-        }
-
         $query->groupEnd()
             ->groupEnd();
 
         return $query;
     }
 
+    private function syncAcademicContext(): void
+    {
+        $this->schoolYear = $this->currentSchoolYearName((string) ($this->configModel->getConfig('school_year') ?? ''));
+        $this->semester = (string) ($this->configModel->getConfig('semester') ?? '');
+    }
+
+    private function applyExamDraftYearScope($query): void
+    {
+        if ($this->schoolYear !== '') {
+            $query->where('exam_drafts.school_year', $this->schoolYear);
+        }
+    }
+
     private function attachTeacherDraftContext(array $row, int $viewerId): array
     {
         $isOwn = $this->draftTeacherId($row) === $viewerId;