add projet

app/Models/StudentAllergy.php

@@ -0,0 +1,62 @@
+<?php
+
+namespace App\Models;
+
+use App\Models\BaseModel;
+
+class StudentAllergy extends BaseModel
+{
+    protected $table = 'student_allergies';
+    protected $primaryKey       = 'id';
+    protected $fillable = [
+        'student_id',
+        'allergy',
+    ];
+    public $timestamps = false;
+
+    protected $validationRules = [
+        'student_id' => 'required|is_natural_no_zero',
+        'allergy'    => 'required|string|max_length[100]',
+    ];
+
+    protected $validationMessages = [
+        'student_id' => [
+            'required'            => 'Student ID is required.',
+            'is_natural_no_zero' => 'Invalid Student ID.',
+        ],
+        'allergy' => [
+            'required'   => 'Allergy is required.',
+            'max_length' => 'Allergy must be 100 characters or fewer.',
+        ],
+    ];
+
+        /**
+     * Get all allergies for a given student.
+     *
+     * @param int $studentId
+     * @return array
+     */
+    public function getAllergiesByStudentId(int $studentId): array
+    {
+        return $this->where('student_id', $studentId)
+                    ->findAll();
+    }
+
+        /**
+     * Get allergies for multiple students.
+     *
+     * @param array $studentIds
+     * @return array grouped by student_id
+     */
+    public function getAllergiesByStudentIds(array $studentIds): array
+    {
+        $rows = $this->whereIn('student_id', $studentIds)->findAll();
+
+        $grouped = [];
+        foreach ($rows as $row) {
+            $grouped[$row['student_id']][] = $row;
+        }
+
+        return $grouped;
+    }
+}