diff --git a/class/OsuAPI.php b/class/OsuAPI.php
index 22f0433..cd4ac8d 100644
--- a/class/OsuAPI.php
+++ b/class/OsuAPI.php
@@ -1,49 +1,75 @@
 <?php
-// Thanks to Cygnix
-// Created by Lemmmy
-
+/**
+ * @author Lemmy
+ */
 class OsuAPI
 {
     const API_URL = "https://osu.ppy.sh/api/";
-
-    private $modes = ["osu", "taiko", "ctb", "mania"];
+    /**
+     * Each mode of osu! that we want to use
+     * 
+     * @var array
+     */
+    protected static $modes = ["osu", "taiko", "ctb", "mania"];
+    
+    /**
+     * Your private osu!API key
+     * 
+     * @var string
+     */
     private $apiKey;
-
     /**
      * Creates a new instance of OsuAPI
      *
-     * @param string $apiKey [Your private osu!API key]
+     * @param string $apiKey Your private osu!API key
      */
     public function __construct($apiKey) {
         $this->apiKey = $apiKey;
     }
-
     /**
      * Gets user information for a specific game mode
      *
-     * @param string $username [The player's username]
-     * @param [string] $mode [The game mode]
-     * $return array | false
+     * @param string $username The player's username
+     * @param string $mode The game mode
+     * @return array|bool
      */
     public function getUserForMode($username, $mode = "osu") {
-        if (in_array($mode, $this->modes)) {
-            $query  = [
-                "k" => $this->apiKey,
-                "u" => $username,
-                "m" => $mode,
-            ];
-
-            $request = file_get_contents(self::API_URL . "get_user?" . http_build_query($query));
-
-            if ($request) {
-                $apiResult = json_decode($request);
-
-                if (isset($apiResult[0])) {
-                    return $apiResult[0];
-                }
+        if (in_array($mode, static::$modes)) {
+            $request = $this->request('get_user', ['u' => $username, 'm' => $mode]);
+            if ($request && isset($result[0])) {
+                return $result[0];
             }
-
             return false;
         }
     }
-}
\ No newline at end of file
+    
+    /**
+     * Request from the osu!API
+     * 
+     * @param string $url The resource to fetch
+     * @param array $params A list of arguments to give for the resource
+     */
+    public function request($url, $params = [])
+    {
+        $params = array_merge(["k" => $this->apiKey], $params);
+        $url = static::API_URL . $url . '?' . http_build_query($params);
+        
+        return $this->decode(file_get_contents($url));
+    }
+    
+    /**
+     * Decode a response from the API
+     * 
+     * @param string $content The response from the API
+     * @return array|null The decoded JSON object, or null.
+     */
+    protected function decode($content)
+    {
+        // todo: error handling here
+        if (strlen($content) > 0 && $content) {
+            return json_decode($content, true);
+        }
+        
+        return null;
+    }
+}