first commit

app/models/User.php

@@ -0,0 +1,61 @@
+<?php
+
+require_once __DIR__ . '/Database.php';
+
+class User
+{
+    public static function findByLogin(string $login): ?array
+    {
+        $db = Database::getInstance();
+        $stmt = $db->prepare('SELECT * FROM users WHERE login = :login');
+        $stmt->execute(['login' => $login]);
+        $user = $stmt->fetch();
+        return $user ?: null;
+    }
+
+    public static function verifyPassword(string $login, string $password): ?array
+    {
+        $user = self::findByLogin($login);
+        if ($user && password_verify($password, $user['password'])) {
+            return $user;
+        }
+        return null;
+    }
+
+    public static function saveVerificationCode(int $userId, string $code): bool
+    {
+        $db = Database::getInstance();
+        $expiresAt = date('Y-m-d H:i:s', strtotime('+10 minutes'));
+
+        $stmt = $db->prepare('
+            INSERT OR REPLACE INTO verification_codes (user_id, code, expires_at, created_at)
+            VALUES (:user_id, :code, :expires_at, datetime("now"))
+        ');
+
+        return $stmt->execute([
+            'user_id' => $userId,
+            'code' => $code,
+            'expires_at' => $expiresAt
+        ]);
+    }
+
+    public static function verifyCode(int $userId, string $code): bool
+    {
+        $db = Database::getInstance();
+        $stmt = $db->prepare('
+            SELECT * FROM verification_codes
+            WHERE user_id = :user_id
+            AND code = :code
+            AND expires_at > datetime("now")
+        ');
+        $stmt->execute(['user_id' => $userId, 'code' => $code]);
+        return (bool) $stmt->fetch();
+    }
+
+    public static function deleteVerificationCode(int $userId): bool
+    {
+        $db = Database::getInstance();
+        $stmt = $db->prepare('DELETE FROM verification_codes WHERE user_id = :user_id');
+        return $stmt->execute(['user_id' => $userId]);
+    }
+}