recreate project
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<?php
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namespace App\Controllers\View;
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use App\Controllers\BaseController;
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use App\Models\StudentClassModel;
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use App\Models\UserModel;
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use App\Models\TeacherClassModel;
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use App\Models\StudentModel;
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use App\Models\TeacherModel;
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use App\Models\ClassSectionModel;
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use App\Models\ConfigurationModel;
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use Config\Database;
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class AssignmentController extends BaseController
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{
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protected $userModel;
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protected $configModel;
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protected $semester;
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protected $schoolYear;
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protected $studentModel;
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protected $teacherClassModel;
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protected $studentClassModel;
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protected $classSectionModel;
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public function __construct()
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{
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helper('auth');
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// Load models
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$this->userModel = new UserModel();
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$this->configModel = new ConfigurationModel();
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$this->studentModel = new StudentModel();
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$this->classSectionModel = new ClassSectionModel();
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$this->teacherClassModel = new TeacherClassModel();
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$this->studentClassModel = new StudentClassModel();
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$this->semester = $this->configModel->getConfig('semester');
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$this->schoolYear = $this->configModel->getConfig('school_year');
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}
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public function index()
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{
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$data = [
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'classSections' => []
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];
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// Apply school year filter (default to current config) but avoid semester filtering so the full year is visible
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$selectedSemester = (string)($this->request->getGet('semester') ?? $this->semester ?? '');
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$year = (string)($this->request->getGet('school_year') ?? $this->schoolYear ?? '');
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$tcQ = $this->teacherClassModel;
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if ($year !== '') {
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$tcQ = $tcQ->where('school_year', $year);
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}
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$teacherClassesAll = $tcQ->findAll();
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$scQ = $this->studentClassModel->active();
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if ($year !== '') {
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$scQ = $scQ->where('student_class.school_year', $year);
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}
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$studentClassesAll = $scQ->findAll();
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// Group teacher and student classes by section
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$teacherBySection = [];
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foreach ($teacherClassesAll as $tc) {
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$teacherBySection[$tc['class_section_id']][] = $tc;
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}
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$studentsBySection = [];
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foreach ($studentClassesAll as $sc) {
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$studentsBySection[$sc['class_section_id']][] = $sc;
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}
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$allSectionIds = array_unique(array_merge(array_keys($teacherBySection), array_keys($studentsBySection)));
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foreach ($allSectionIds as $classSectionId) {
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$teacherClasses = $teacherBySection[$classSectionId] ?? [];
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$studentClasses = $studentsBySection[$classSectionId] ?? [];
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$hasTeacher = !empty($teacherClasses);
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$hasStudents = !empty($studentClasses);
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if (!$hasTeacher && !$hasStudents) {
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continue;
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}
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$classSectionName = (string) ($this->classSectionModel->getClassSectionNameBySectionId($classSectionId) ?? '');
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$mainTeachers = [];
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$teacherAssistants = [];
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$sectionSemester = '';
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$sectionSchoolYear = '';
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$description = '';
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if ($hasTeacher) {
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foreach ($teacherClasses as $teacherClass) {
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$teacher = $this->userModel->find($teacherClass['teacher_id']);
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if (!$teacher) continue;
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$teacherName = trim(($teacher['firstname'] ?? '') . ' ' . ($teacher['lastname'] ?? ''));
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if ($teacherName === '') continue;
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if (($teacherClass['position'] ?? '') === 'main') {
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$mainTeachers[] = $teacherName;
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} elseif (($teacherClass['position'] ?? '') === 'ta') {
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$teacherAssistants[] = $teacherName;
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}
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if ($sectionSemester === '' && !empty($teacherClass['semester'])) {
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$sectionSemester = (string)$teacherClass['semester'];
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}
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if ($sectionSchoolYear === '' && !empty($teacherClass['school_year'])) {
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$sectionSchoolYear = (string)$teacherClass['school_year'];
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}
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if ($description === '' && !empty($teacherClass['description'])) {
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$description = (string)$teacherClass['description'];
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}
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}
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}
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$students = [];
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foreach ($studentClasses as $studentClass) {
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if ($sectionSemester === '' && !empty($studentClass['semester'])) {
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$sectionSemester = (string)$studentClass['semester'];
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}
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if ($sectionSchoolYear === '' && !empty($studentClass['school_year'])) {
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$sectionSchoolYear = (string)$studentClass['school_year'];
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}
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if ($description === '' && !empty($studentClass['description'])) {
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$description = (string)$studentClass['description'];
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}
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$student = $this->studentModel
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->where('id', $studentClass['student_id'])
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->where('is_active', 1)
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->first();
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if (!$student) {
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continue;
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}
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$students[] = [
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'id' => (int)$student['id'],
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'firstname' => esc($student['firstname']),
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'lastname' => esc($student['lastname']),
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'age' => esc($student['age']),
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'gender' => esc($student['gender']),
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'registration_grade' => esc($student['registration_grade']),
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'photo_consent' => esc($student['photo_consent'] ? 'Yes' : 'No'),
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'tuition_paid' => esc($student['tuition_paid'] ? 'Yes' : 'No'),
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'school_id' => esc($student['school_id']),
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];
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}
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$sectionSemesterDisplay = $sectionSemester !== '' ? $sectionSemester : ((string)($this->semester ?? ''));
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$sectionSchoolYearDisplay = $sectionSchoolYear !== '' ? $sectionSchoolYear : ((string)($this->schoolYear ?? ''));
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$data['classSections'][] = [
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'class_section_id' => $classSectionId,
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'class_section_name' => $classSectionName,
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'main_teachers' => $mainTeachers,
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'teacher_assistants' => $teacherAssistants,
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'students' => $students,
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'semester' => $sectionSemesterDisplay,
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'school_year' => $sectionSchoolYearDisplay,
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'description' => $description,
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];
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}
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$schoolYearsList = [];
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try {
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$db = Database::connect();
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$yearsQuery = $db->table('teacher_class')
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->select('DISTINCT school_year', false)
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->where('school_year IS NOT NULL', null, false)
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->orderBy('school_year', 'DESC')
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->get()
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->getResultArray();
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foreach ($yearsQuery as $row) {
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$val = (string)($row['school_year'] ?? '');
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if ($val !== '' && !in_array($val, $schoolYearsList, true)) {
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$schoolYearsList[] = $val;
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}
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}
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} catch (\Throwable $e) {
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// ignore fallback below
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}
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if (empty($schoolYearsList) && $this->schoolYear !== null && $this->schoolYear !== '') {
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$schoolYearsList[] = (string)$this->schoolYear;
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}
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// Sort sections
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usort($data['classSections'], fn($a, $b) => strcmp((string) $a['class_section_name'], (string) $b['class_section_name']));
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$data['schoolYears'] = $schoolYearsList;
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$data['schoolYear'] = $year;
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$data['selectedYear'] = $year;
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$data['selectedSemester'] = $selectedSemester;
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return view('administrator/class_assignment', $data);
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}
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public function save()
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{
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$data = [
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'student_id' => $this->request->getPost('student_id'),
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'class_section_id' => $this->request->getPost('class_section_id'),
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'semester' => $this->request->getPost('semester'),
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'school_year' => $this->request->getPost('school_year'),
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'description' => $this->request->getPost('description'),
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'updated_by' => session()->get('user_id'),
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];
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$this->studentClassModel->save($data);
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return redirect()->to('/assignments')->with('message', 'Assignment saved successfully');
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}
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// API: JSON payload for Classes List page
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public function classAssignmentData()
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{
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$teacherClassesAll = $this->teacherClassModel->findAll();
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$studentClassesAll = $this->studentClassModel->findAll();
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// Group by section
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$teacherBySection = [];
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foreach ($teacherClassesAll as $tc) {
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$secId = (int)($tc['class_section_id'] ?? 0);
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if ($secId) $teacherBySection[$secId][] = $tc;
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}
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$studentsBySection = [];
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foreach ($studentClassesAll as $sc) {
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$secId = (int)($sc['class_section_id'] ?? 0);
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if ($secId) $studentsBySection[$secId][] = $sc;
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}
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$allSectionIds = array_values(array_unique(array_merge(array_keys($teacherBySection), array_keys($studentsBySection))));
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$classSections = [];
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foreach ($allSectionIds as $classSectionId) {
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$hasTeacher = !empty($teacherBySection[$classSectionId]);
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$hasStudents = !empty($studentsBySection[$classSectionId]);
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if (!$hasTeacher && !$hasStudents) continue;
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$classSectionName = (string) ($this->classSectionModel->getClassSectionNameBySectionId($classSectionId) ?? '');
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$mainTeachers = [];
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$teacherAssistants = [];
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$semesterMeta = '';
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$schoolYearMeta = '';
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$descriptionMeta = '';
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if ($hasTeacher) {
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foreach ($teacherBySection[$classSectionId] as $teacherClass) {
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$teacher = $this->userModel->find((int)$teacherClass['teacher_id']);
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if ($teacher) {
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$tname = trim(($teacher['firstname'] ?? '') . ' ' . ($teacher['lastname'] ?? ''));
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if (($teacherClass['position'] ?? '') === 'main') {
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$mainTeachers[] = $tname;
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} elseif (($teacherClass['position'] ?? '') === 'ta') {
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$teacherAssistants[] = $tname;
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}
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}
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// assign meta (same for all rows in a section)
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if ($semesterMeta === '' && !empty($teacherClass['semester'])) {
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$semesterMeta = (string)$teacherClass['semester'];
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}
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if ($schoolYearMeta === '' && !empty($teacherClass['school_year'])) {
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$schoolYearMeta = (string)$teacherClass['school_year'];
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}
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if ($descriptionMeta === '' && !empty($teacherClass['description'])) {
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$descriptionMeta = (string)$teacherClass['description'];
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}
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}
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}
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// Load students for the section
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$students = [];
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foreach ($this->studentClassModel->active()->where('student_class.class_section_id', $classSectionId)->findAll() as $studentClass) {
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$stu = $this->studentModel
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->where('id', (int)$studentClass['student_id'])
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->where('is_active', 1)
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->first();
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if (!$stu) continue;
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$students[] = [
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'id' => (int)$stu['id'],
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'firstname' => (string)($stu['firstname'] ?? ''),
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'lastname' => (string)($stu['lastname'] ?? ''),
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'age' => $stu['age'] ?? null,
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'gender' => (string)($stu['gender'] ?? ''),
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'registration_grade' => (string)($stu['registration_grade'] ?? ''),
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'photo_consent' => (bool)($stu['photo_consent'] ?? false),
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'tuition_paid' => (bool)($stu['tuition_paid'] ?? false),
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'school_id' => (string)($stu['school_id'] ?? ''),
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];
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}
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$classSections[] = [
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'class_section_id' => (int)$classSectionId,
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'class_section_name' => $classSectionName,
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'main_teachers' => array_values(array_unique($mainTeachers)),
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'teacher_assistants' => array_values(array_unique($teacherAssistants)),
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'students' => $students,
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'semester' => $semesterMeta ?: (string)$this->semester,
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'school_year' => $schoolYearMeta ?: (string)$this->schoolYear,
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'description' => $descriptionMeta,
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];
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}
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// Sort by class_section_name
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usort($classSections, fn($a, $b) => strcmp((string)($a['class_section_name'] ?? ''), (string)($b['class_section_name'] ?? '')));
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return $this->response->setJSON([
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'classSections' => $classSections,
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'csrfHash' => csrf_hash(),
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'semester' => (string)$this->semester,
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'school_year' => (string)$this->schoolYear,
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]);
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}
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}
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