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backend/Services/Auth/AuthInterface.php

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+<?php
+
+/*
+ * This file is part of the FileGator package.
+ *
+ * (c) Milos Stojanovic <alcalbg@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE file
+ */
+
+namespace Filegator\Services\Auth;
+
+interface AuthInterface
+{
+    public function user(): ?User;
+
+    public function authenticate($username, $password): bool;
+
+    public function forget();
+
+    public function find($username): ?User;
+
+    public function store(User $user);
+
+    public function update($username, User $user, $password = ''): User;
+
+    public function add(User $user, $password): User;
+
+    public function delete(User $user);
+
+    public function getGuest(): User;
+
+    public function allUsers(): UsersCollection;
+}