added function for trigger 2

app/Models/Customer.php

@@ -208,14 +208,26 @@ class Customer extends Authenticatable implements JWTSubject
 
     public static function isMobileTaken(?string $mobile, ?int $exceptId = null): bool
     {
-        $mobile = self::normalizeMobile($mobile);
-        if ($mobile === null) {
+        return self::isMobileTakenOnTable(self::class, $mobile, $exceptId);
+    }
+
+    public static function isMobileTakenOnTable(string $modelClass, ?string $mobile, ?int $exceptId = null): bool
+    {
+        $normalized = self::normalizeMobile($mobile);
+        if ($normalized === null) {
             return false;
         }
 
-        $query = static::query()
-            ->where('mobile', $mobile)
-            ->whereNull('deleted_at');
+        if ($exceptId !== null) {
+            $current = $modelClass::query()->whereNull('deleted_at')->find($exceptId);
+            if ($current !== null && self::normalizeMobile($current->mobile ?? '') === $normalized) {
+                return false;
+            }
+        }
+
+        $query = $modelClass::query()
+            ->whereNull('deleted_at')
+            ->whereIn('mobile', self::mobileLookupVariants($normalized));
 
         if ($exceptId !== null) {
             $query->where('id', '<>', $exceptId);
@@ -224,6 +236,17 @@ class Customer extends Authenticatable implements JWTSubject
         return $query->exists();
     }
 
+    private static function mobileLookupVariants(string $normalized): array
+    {
+        $digits = ltrim($normalized, '0');
+
+        return array_values(array_unique(array_filter([
+            $normalized,
+            $digits,
+            '0' . $digits,
+        ])));
+    }
+
     public static function assertMobileUnique(?string $mobile, ?int $exceptId = null): void
     {
         if (self::isMobileTaken($mobile, $exceptId)) {

app/Models/User.php

@@ -9,6 +9,7 @@ use Illuminate\Foundation\Auth\User as Authenticatable;
 use Illuminate\Notifications\Notifiable;
 use Laravel\Sanctum\HasApiTokens;
 use Illuminate\Support\Facades\Hash;
+use Symfony\Component\HttpKernel\Exception\UnprocessableEntityHttpException;
 use Tymon\JWTAuth\Contracts\JWTSubject;
 
 
@@ -80,4 +81,16 @@ class User extends Authenticatable implements JWTSubject
     public function setPasswordAttribute($value){
         $this->attributes['password'] = Hash::make($value);
     }
+
+    public static function isMobileTaken(?string $mobile, ?int $exceptId = null): bool
+    {
+        return Customer::isMobileTakenOnTable(self::class, $mobile, $exceptId);
+    }
+
+    public static function assertMobileUnique(?string $mobile, ?int $exceptId = null): void
+    {
+        if (self::isMobileTaken($mobile, $exceptId)) {
+            throw new UnprocessableEntityHttpException('این شماره موبایل قبلاً ثبت شده است');
+        }
+    }
 }