reconstruction of the project

app/Models/EmergencyContact.php

@@ -7,8 +7,10 @@ use App\Models\BaseModel;
 class EmergencyContact extends BaseModel
 {
     protected $table = 'emergency_contacts';
-    protected $primaryKey = 'id';
-    protected $useAutoIncrement = true;
+
+    // ✅ CI: useTimestamps = true (created_at/updated_at)
+    public $timestamps = true;
+
     protected $fillable = [
         'emergency_contact_name',
         'parent_id',
@@ -20,76 +22,75 @@ class EmergencyContact extends BaseModel
         'created_at',
         'updated_at',
     ];
-    public $timestamps = true;
-    const CREATED_AT = 'created_at';
-    const UPDATED_AT = 'updated_at';
 
+    protected $casts = [
+        'parent_id'          => 'integer',
+        'student_id'         => 'integer',
+        'authorized_user_id' => 'integer',
+    ];
 
-    /**
-     * Get emergency contact by student ID.
-     *
-     * @param int $studentId
-     * @return array
-     */
-    public function getEmergencyContactsByStudentId($studentId)
+    /* Optional relationships */
+    public function parent()
     {
-        return $this->where('student_id', $studentId)
-            ->findAll();
+        return $this->belongsTo(User::class, 'parent_id');
     }
 
-    /**
-     * Get emergency contact by parent ID.
-     *
-     * @param int $parentId
-     * @return array
-     */
-    /*
-    public function getEmergencyContactsByParentId($parentId)
+    public function student()
     {
-        return $this->groupStart()
-            ->where('parent_id', $parentId)
-            ->groupEnd()
-            ->findAll();
+        return $this->belongsTo(Student::class, 'student_id');
     }
-*/
-    /**
-     * Get authorized user's emergency contact.
-     *
-     * @param int $authorizedUserId
-     * @return array|null
-     */
-    public function getEmergencyContactByAuthorizedUserId($authorizedUserId)
+
+    public function authorizedUser()
     {
-        return $this->where('authorized_user_id', $authorizedUserId)
+        return $this->belongsTo(User::class, 'authorized_user_id');
+    }
+
+    /* =========================
+     * CI method equivalents
+     * ========================= */
+
+    public static function getEmergencyContactsByStudentId(int $studentId)
+    {
+        return static::query()
+            ->where('student_id', $studentId)
+            ->get();
+    }
+
+    public static function getEmergencyContactByAuthorizedUserId(int $authorizedUserId): ?self
+    {
+        return static::query()
+            ->where('authorized_user_id', $authorizedUserId)
             ->first();
     }
 
     /**
-     * Get all emergency contacts for a specific student and their associated parents or authorized user.
-     *
-     * @param int $studentId
-     * @return array
+     * Your CI logic: (student_id = $studentId) OR (parent_id = $studentId)
+     * Keeping it exactly as-is, even though the 2nd condition looks unusual.
      */
-    public function getAllEmergencyContacts($studentId)
+    public static function getAllEmergencyContacts(int $studentId)
     {
-        return $this->groupStart()
-            ->where('student_id', $studentId)
-            ->orWhere('parent_id', $studentId)
-            ->groupEnd()
-            ->findAll();
+        return static::query()
+            ->where(function ($q) use ($studentId) {
+                $q->where('student_id', $studentId)
+                  ->orWhere('parent_id', $studentId);
+            })
+            ->get();
     }
 
-    // Function to get the emergency contact based on parent_id
-    public function getEmergencyContactByParentId($parentId)
+    public static function getEmergencyContactByParentId(int $parentId): ?array
     {
-        // Query to retrieve the emergency contact details using either parent_id or secondparent_id
-        return $this->where('parent_id', $parentId)
-            ->select('emergency_contact_name, cellphone')
-            ->first(); // Use `first()` to get a single result
+        $row = static::query()
+            ->where('parent_id', $parentId)
+            ->select(['emergency_contact_name', 'cellphone'])
+            ->first();
+
+        return $row ? $row->toArray() : null;
     }
 
-    public function getEmergencyContactsByParentId($parentId)
+    public static function getEmergencyContactsByParentId(int $parentId)
     {
-        return $this->where('parent_id', $parentId)->findAll();
+        return static::query()
+            ->where('parent_id', $parentId)
+            ->get();
     }
-}
+}