change user data path to keep data between updates

tools/path.py

@@ -2,13 +2,29 @@
 Module to store all the paths used for the app files and folders
 """
 
-### Paths ###
+###############
+### Imports ###
+###############
+
+from kivy.utils import platform
+
+#################
+### Constants ###
+#################
+
+MOBILE_MODE = platform == "android"
+
+if MOBILE_MODE:
+    from android.storage import app_storage_path  # pylint: disable=import-error # type: ignore
+    PATH_APP_FOLDER = app_storage_path() + "/"
+else:
+    PATH_APP_FOLDER = "./"
 
 # Path for the folders
 PATH_RESOURCES_FOLDER = "resources/"
 
 # Path for the user data
-PATH_USER_DATA = "data.json"
+PATH_USER_DATA = PATH_APP_FOLDER + "data.json"
 
 # Path for the screen
 PATH_SCREENS = "screens/"