register works, login almoast, token system in build

src/Database/Handler.php

@@ -48,6 +48,14 @@ class Handler
         ]);
         return $statement->rowCount() > 0;
     }
+    public function getPasswordHash(string $username): string
+    {
+        $statement = $this->pdo->prepare("SELECT password FROM users WHERE username = :username");
+        $statement->execute([
+           $username
+        ]);
+        return $statement->fetch()["password"];
+    }
     public function changeUsername(string $username, string $newUsername): void
     {
         $statement = $this->pdo->prepare("UPDATE users SET username = :newUsername WHERE username = :username");

src/Http/LoginController.php

@@ -2,6 +2,7 @@
 
 namespace ComCen\Http;
 
+use ComCen\Database\Handler;
 use Ratchet\ConnectionInterface;
 use Ratchet\Http\HttpServerInterface;
 use Psr\Http\Message\RequestInterface;
@@ -11,20 +12,33 @@ class LoginController implements HttpServerInterface
     public function onOpen(ConnectionInterface $conn, RequestInterface $request = null): void
     {
         $params = [];
+        $login = true;
+        $responseHead = "";
+        $json = "";
         parse_str($request->getUri()->getQuery(), $params);
 
         $username = $params["username"];
         $password = $params["password"];
 
-        if (!$username || !$password) {
-            $json = json_encode(["error" => "Bad Credentials"]);
-            Utils::class->sendJson($conn, "404 Bad Request", $json);
+        if (!$username || !$password)
+        {
+            $login = false;
+            $responseHead = "400";
+            $json = json_encode(["error" => "Not enough params"]);
+        }
+        else if (password_verify($password, Handler::class->getPasswordHash($username)))
+
+        if (!$login)
+        {
+            Utils::class->responeJson($conn, $responseHead, $json);
             $conn->close();
             return;
         }
 
-        $json = json_encode(["token" => "token"]);
-        Utils::class->sendJson($conn, "200 OK", $json);
+        Handler::class->addUser($username, $password);
+
+        $json = json_encode(["error" => "none"]);
+        Utils::class->responeJson($conn, "200", $json);
         $conn->close();
     }
 

src/Http/RegisterController.php

@@ -12,20 +12,44 @@ class RegisterController implements HttpServerInterface
     public function onOpen(ConnectionInterface $conn, RequestInterface $request = null): void
     {
         $params = [];
+        $createAccount = true;
+        $responseHead = "";
+        $json = "";
         parse_str($request->getUri()->getQuery(), $params);
 
         $username = $params["username"];
         $password = $params["password"];
 
-        if (!$username || !$password) {
-            $json = json_encode(["error" => "Bad Credentials"]);
-            Utils::class->sendJson($conn, "404 Bad Request", $json);
+        if (!$username || !$password)
+        {
+            $createAccount = false;
+            $responseHead = "400";
+            $json = json_encode(["error" => "Not enough params"]);
+        }
+        else if (count($password) < 5)
+        {
+            $createAccount = false;
+            $responseHead = "400";
+            $json = json_encode(["error" => "Short password"]);
+        }
+        else if (Handler::class->userExists($username))
+        {
+            $createAccount = false;
+            $responseHead = "409";
+            $json = json_encode(["error" => "Taken"]);
+        }
+
+        if (!$createAccount)
+        {
+            Utils::class->responeJson($conn, $responseHead, $json);
             $conn->close();
             return;
         }
 
-        $json = json_encode(["token" => "token"]);
-        Utils::class->sendJson($conn, "200 OK", $json);
+        Handler::class->addUser($username, $password);
+
+        $json = json_encode(["error" => "none"]);
+        Utils::class->responeJson($conn, "200", $json);
         $conn->close();
     }
 

src/Http/Utils.php

@@ -6,7 +6,7 @@ use Ratchet\ConnectionInterface;
 
 class Utils
 {
-    function sendJson(ConnectionInterface $conn, string $head, string $jsonData): void
+    function responeJson(ConnectionInterface $conn, string $head, string $jsonData): void
     {
         $conn->send("HTTP/1.1 {$head}\r\nContent-Type: application/json\r\n\r\n{$jsonData}");
     }

src/Security/TokenHandler.php

@@ -0,0 +1,13 @@
+<?php
+
+namespace ComCen\Security;
+
+class TokenHandler
+{
+    private static ?self $instance = null;
+    private static $tokens = [];
+    public static function getNewTokenForUser(string $username)
+    {
+        
+    }
+}