Added option to use a non-default primary key name for the user model.

Author: kim-dongit

src/TwoFactorAuth.php

@@ -39,6 +39,6 @@ class TwoFactorAuth extends Model
      */
     public function user() : BelongsTo
     {
-        return $this->belongsTo(\App\User::class);
+        return $this->belongsTo(\App\User::class, config('twofactor-auth.models.user.pk', 'id'));
     }
 }

src/TwoFactorAuthenticable.php

@@ -14,7 +14,7 @@ trait TwoFactorAuthenticable
      */
     public function twoFactorAuth() : HasOne
     {
-        return $this->hasOne(TwoFactorAuth::class);
+        return $this->hasOne(TwoFactorAuth::class, $this->getKeyName());
     }
 
     /**

src/config/twofactor-auth.php

@@ -64,4 +64,18 @@
         'post' => '/auth/token',
     ],
 
+    /*
+    |--------------------------------------------------------------------------
+    | Model setttings
+    |--------------------------------------------------------------------------
+    |
+    | \App\User is used, but its primary key can be specified
+    |
+    */
+    'models' => [
+        'user' => [
+            'pk' => 'id'
+        ]
+    ],
+
 ];