Changed all "enabled" config options to strings.

Author: kim-dongit

src/Providers/BaseProvider.php

@@ -18,6 +18,6 @@ public function enabled(User $user)
         if ($conf === 'per_user') {
             return !is_null($user->twoFactorAuth);
         }
-        return (bool) $conf;
+        return $conf === 'always';
     }
 }

src/TwoFactorAuthenticable.php

@@ -31,7 +31,7 @@ public function setTwoFactorAuthId(string $id) : void
             // respect when 2fa is not set for user, never insert
             $this->twoFactorAuth->update(['id' => $id]);
         }
-        elseif ($enabled) {
+        elseif ($enabled === 'always') {
             $this->upsertTwoFactorAuthId($id);
         }
     }

src/config/twofactor-auth.php

@@ -8,8 +8,8 @@
     |--------------------------------------------------------------------------
     |
     | Options:
-    | - true: always require two-factor authentication
-    | - false: never require two-factor authentication
+    | - 'always': always require two-factor authentication
+    | - 'disabled': disabled, never require two-factor authentication
     | - 'per_user': look if a row exists in the two_factor_auths table for the
     |   user
     |
@@ -87,6 +87,7 @@
     | \App\User is used, but its primary key can be specified
     |
     */
+
     'models' => [
         'user' => [
             'pk' => 'id'