update models + added social network account services

lib/User/Service/SocialNetworkAccountUserLinkService.php

@@ -0,0 +1,68 @@
+<?php
+namespace Da\User\Service;
+
+
+use Da\User\Contracts\AuthClientInterface;
+use Da\User\Contracts\ServiceInterface;
+use Da\User\Model\SocialNetworkAccount;
+use Da\User\Model\User;
+use Da\User\Query\SocialNetworkAccountQuery;
+use Yii;
+
+
+class SocialNetworkAccountUserLinkService implements ServiceInterface
+{
+    protected $client;
+    protected $query;
+
+    /**
+     * SocialNetworkAccountUserLinkService constructor.
+     *
+     * @param AuthClientInterface $client
+     * @param SocialNetworkAccountQuery $query
+     */
+    public function __construct(
+        AuthClientInterface $client,
+        SocialNetworkAccountQuery $query
+    ) {
+        $this->client = $client;
+        $this->query = $query;
+    }
+
+    public function run()
+    {
+        $account = $this->getSocialNetworkAccount();
+
+        if ($account->user === null) {
+            /** @var User $user */
+            $user = Yii::$app->user->identity;
+            $account->link('user', $user);
+
+            return true;
+        }
+
+        return false;
+    }
+
+    protected function getSocialNetworkAccount()
+    {
+        $account = $this->query->whereClient($this->client)->one();
+
+        if (null === $account) {
+            $data = $this->client->getUserAttributes();
+
+            $account = Yii::createObject(
+                [
+                    'class' => SocialNetworkAccount::class,
+                    'provider' => $this->client->getId(),
+                    'client_id' => $data['id'],
+                    'data' => json_encode($data)
+                ]
+            );
+
+            $account->save(false);
+        }
+
+        return $account;
+    }
+}