diff --git a/func.py b/func.py
new file mode 100644
index 0000000..d56913f
--- /dev/null
+++ b/func.py
@@ -0,0 +1,73 @@
+#!/usr/bin/python3
+# -- coding: utf-8 --
+
+import db, os, subprocess
+from db import *
+
+def u_auth(id,passwd):
+    list = []
+    if db.check('obj',AUTH_FILE):
+        list = db.read(AUTH_FILE)
+    if id in list:
+        return 'You already logged in'
+    else:
+        if passwd == os.environ['PASS']: 
+            list.append(id)
+            db.write(list,AUTH_FILE)
+            return 'Success'
+        else:
+            return 'Wrong password'
+
+def auth_check(id):
+    if db.check('obj',AUTH_FILE):
+        list = db.read(AUTH_FILE)
+    else:
+        list = []
+    if id in list:
+        return True
+
+def add_dir(id,dir,path):
+    if auth_check(id):
+        if os.path.exists(path) == False:
+            return 'Folder not exist on host'
+        if db.check('obj',DIR_FILE):
+            dict = db.read(DIR_FILE)
+        else:
+            dict = {}
+        dict.setdefault(dir,path)
+        db.write(dict,DIR_FILE)
+        return 'Success'
+    else:
+        return 'Log in first'
+
+def del_dir(id,dir):
+    if auth_check(id):
+        if db.check('obj',DIR_FILE):
+            dict = db.read(DIR_FILE)
+        else:
+            dict = {}
+        if dir in dict:
+            del dict[dir]
+            db.write(dict,DIR_FILE)
+            return 'Success'
+        else:
+            return 'Dir not exists'
+    else:
+        return 'Log in first'
+
+def magnet(id,link,dir):
+    if auth_check(id):
+        subprocess.run(f"qbt torrent add url {link} -f {dir}", check=True, shell=True)
+        return 'Success'
+
+def file(id,file,dir):
+    if auth_check(id):
+        subprocess.run(f"qbt torrent add file {PATH}{file} -f {dir}", check=True, shell=True)
+        os.remove(f'{PATH}{file}')
+        return 'Success'
+
+def dirlist():
+    dirs = {}
+    if db.check('obj',DIR_FILE):
+        dirs = db.read(DIR_FILE)
+    return dirs