fix test issues

app/Controllers/Api/AssignmentController.php

@@ -0,0 +1,150 @@
+<?php
+
+namespace App\Controllers\Api;
+
+use App\Controllers\BaseController;
+use App\Models\AssignmentModel;
+use CodeIgniter\API\ResponseTrait;
+use CodeIgniter\HTTP\RequestInterface;
+use CodeIgniter\HTTP\ResponseInterface;
+
+class AssignmentController extends BaseController
+{
+    use ResponseTrait;
+
+    protected $assignmentModel;
+
+    public function __construct()
+    {
+        $this->assignmentModel = new AssignmentModel();
+    }
+
+    public function setRequest(RequestInterface $request): void
+    {
+        $this->request = $request;
+    }
+
+    public function index()
+    {
+        $page    = (int) ($this->request->getGet('page') ?? 1);
+        $perPage = (int) ($this->request->getGet('per_page') ?? 20);
+
+        foreach (['class_id', 'teacher_id', 'student_id'] as $filter) {
+            $value = $this->request->getGet($filter);
+
+            if ($value !== null && $value !== '') {
+                $this->assignmentModel->where($filter, $value);
+            }
+        }
+
+        $assignments = $this->assignmentModel->paginate(max(1, $perPage), 'default', max(1, $page));
+        $pager       = $this->assignmentModel->pager ?? null;
+
+        return $this->respond([
+            'data'       => $assignments,
+            'pagination' => [
+                'current_page' => $pager ? (int) $pager->getCurrentPage() : max(1, $page),
+                'per_page'     => $pager ? (int) $pager->getPerPage() : max(1, $perPage),
+                'total'        => $pager ? (int) $pager->getTotal() : count($assignments),
+                'total_pages'  => $pager ? (int) $pager->getPageCount() : 1,
+            ],
+        ], ResponseInterface::HTTP_OK, 'Assignments retrieved successfully');
+    }
+
+    public function show(int $id)
+    {
+        $assignment = $this->assignmentModel->find($id);
+
+        if (! $assignment) {
+            return $this->respond(null, ResponseInterface::HTTP_NOT_FOUND, 'Assignment not found');
+        }
+
+        return $this->respond($assignment, ResponseInterface::HTTP_OK, 'Assignment retrieved successfully');
+    }
+
+    public function store()
+    {
+        $payload = $this->request->getJSON(true) ?? [];
+        $rules   = [
+            'title'      => 'required|string|max_length[255]',
+            'due_date'   => 'required|valid_date',
+            'class_id'   => 'required|integer',
+            'teacher_id' => 'required|integer',
+        ];
+
+        if (! $this->validate($rules)) {
+            return [
+                'status'  => false,
+                'code'    => ResponseInterface::HTTP_UNPROCESSABLE_ENTITY,
+                'message' => 'Validation failed',
+                'errors'  => $this->validator->getErrors(),
+            ];
+        }
+
+        $id = $this->assignmentModel->insert($payload);
+
+        return $this->respond(
+            $this->assignmentModel->find($id),
+            ResponseInterface::HTTP_CREATED,
+            'Assignment created successfully'
+        );
+    }
+
+    public function update(int $id)
+    {
+        if (! $this->assignmentModel->find($id)) {
+            return $this->respond(null, ResponseInterface::HTTP_NOT_FOUND, 'Assignment not found');
+        }
+
+        $payload = $this->request->getJSON(true) ?? [];
+        $rules   = [
+            'title'       => 'permit_empty|string|max_length[255]',
+            'description' => 'permit_empty|string',
+            'due_date'    => 'permit_empty|valid_date',
+            'class_id'    => 'permit_empty|integer',
+            'teacher_id'  => 'permit_empty|integer',
+            'student_id'  => 'permit_empty|integer',
+        ];
+
+        if (! $this->validate($rules)) {
+            return [
+                'status'  => false,
+                'code'    => ResponseInterface::HTTP_UNPROCESSABLE_ENTITY,
+                'message' => 'Validation failed',
+                'errors'  => $this->validator->getErrors(),
+            ];
+        }
+
+        $this->assignmentModel->update($id, $payload);
+
+        return $this->respond(
+            $this->assignmentModel->find($id),
+            ResponseInterface::HTTP_OK,
+            'Assignment updated successfully'
+        );
+    }
+
+    public function delete(int $id)
+    {
+        if (! $this->assignmentModel->find($id)) {
+            return $this->respond(null, ResponseInterface::HTTP_NOT_FOUND, 'Assignment not found');
+        }
+
+        $this->assignmentModel->delete($id);
+
+        return $this->respond(null, ResponseInterface::HTTP_OK, 'Assignment deleted successfully');
+    }
+
+    public function student(int $studentId)
+    {
+        $assignments = $this->assignmentModel
+            ->where('student_id', $studentId)
+            ->findAll();
+
+        return $this->respond(
+            $assignments,
+            ResponseInterface::HTTP_OK,
+            'Assignments retrieved successfully for student'
+        );
+    }
+}

app/Models/AssignmentModel.php

@@ -0,0 +1,53 @@
+<?php
+
+namespace App\Models;
+
+use CodeIgniter\Model;
+
+class AssignmentModel extends Model
+{
+    protected $table            = 'assignments';
+    protected $primaryKey       = 'id';
+    protected $useAutoIncrement = true;
+    protected $returnType       = 'array';
+    protected $useSoftDeletes   = false;
+    protected $protectFields    = true;
+    protected $allowedFields    = [
+        'title',
+        'description',
+        'due_date',
+        'class_id',
+        'teacher_id',
+        'student_id',
+        'created_at',
+        'updated_at',
+    ];
+
+    protected bool $allowEmptyInserts = false;
+    protected bool $updateOnlyChanged = true;
+
+    protected $useTimestamps = true;
+    protected $dateFormat    = 'datetime';
+    protected $createdField  = 'created_at';
+    protected $updatedField  = 'updated_at';
+    protected $deletedField  = 'deleted_at';
+
+    protected $validationRules = [
+        'title'      => 'required|string|max_length[255]',
+        'due_date'   => 'required|valid_date',
+        'class_id'   => 'required|integer',
+        'teacher_id' => 'required|integer',
+    ];
+    protected $validationMessages   = [];
+    protected $skipValidation       = false;
+    protected $cleanValidationRules = true;
+    protected $allowCallbacks = true;
+    protected $beforeInsert   = [];
+    protected $afterInsert    = [];
+    protected $beforeUpdate   = [];
+    protected $afterUpdate    = [];
+    protected $beforeFind     = [];
+    protected $afterFind      = [];
+    protected $beforeDelete   = [];
+    protected $afterDelete    = [];
+}

composer.json

@@ -33,7 +33,9 @@
             "Config\\": "app/Config/"
         },
         "exclude-from-classmap": [
-            "**/Database/Migrations/**"
+            "**/Database/Migrations/**",
+            "app/ThirdParty/fpdf/",
+            "app/Views/invoice_payment/pdf_template.php"
         ]
     },
     "autoload-dev": {

tests/app/Controllers/Api/AssignmentControllerTest.php

@@ -40,7 +40,7 @@ class FakeGetRequest extends MockIncomingRequest
     }
 }
 
-class StubPager
+class AssignmentStubPager
 {
     public function __construct(private readonly int $current, private readonly int $perPage, private readonly int $total)
     {
@@ -84,7 +84,7 @@ class StubAssignmentModel
 
     public function paginate(int $perPage, string $group, int $page)
     {
-        $this->pager = new StubPager($this->pagerData['current'], $this->pagerData['perPage'], $this->pagerData['total']);
+        $this->pager = new AssignmentStubPager($this->pagerData['current'], $this->pagerData['perPage'], $this->pagerData['total']);
         return $this->findAllResult;
     }