🔧 Migrated preference storage to local sqlite3 database

domain/assetmanager.py

@@ -7,6 +7,8 @@
 
 config_name, layout_dir, drawable_dir, assets_dir = "firebase-config.json", "layout", "drawable", "assets"
 
+db_dir = "data"
+
 
 def get_layout_path(filename: str) -> str:
     if not filename.endswith(".ui"):
@@ -22,6 +24,10 @@ def get_assets_path(filename: str) -> str:
     return path.dirname(__file__)[:-6:] + assets_dir + "\\" + filename
 
 
+def get_database_path(filename: str) -> str:
+    return path.dirname(__file__)[:-6:] + db_dir + "\\" + filename
+
+
 def get_config() -> str:
     src = get_assets_path(config_name)
     with open(src, 'r') as config_file:

model/dao/SettingsDao.py

@@ -1,28 +1,41 @@
+import sqlite3
+
 from pyrebase.pyrebase import Firebase
 
+from domain.assetmanager import get_database_path
 from model.ThemeEnum import Theme
 from model.User import User
 
 
 class SettingsDao:
 
     get_theme_dict = {
-        "light": Theme.LIGHT,
-        "dark": Theme.DARK
+        "dark": Theme.DARK,
+        "light": Theme.LIGHT
     }
 
     put_theme_dict = {
-        Theme.LIGHT: "light",
-        Theme.DARK: "dark"
+        Theme.LIGHT: 1,
+        Theme.DARK: 0
     }
 
+    db_path = get_database_path("prefs_db.sqlite")
+    connection = sqlite3.connect(db_path)
+    cursor = connection.cursor()
+
     def __init__(self, firebase: Firebase):
-        self.__db = firebase.database()
+        pass
 
     def save_theme(self, user: User, theme: Theme):
-        data = self.put_theme_dict.get(theme, "dark")
-        self.__db.child("users").child(user.id).child("settings").child("def_theme").set(data)
+        theme_id = self.put_theme_dict.get(theme, 0)
+        self.cursor.execute(f"UPDATE prefs SET mode_id = {theme_id} WHERE id = 1").fetchall()
+        self.connection.commit()
 
     def get_current_theme(self, user: User):
-        data = self.__db.child("users").child(user.id).child("settings").child("def_theme").get().val()
-        return self.get_theme_dict.get(data, Theme.DARK)
+        cmd = "SELECT modes.name FROM prefs INNER JOIN modes ON prefs.mode_id == modes.id"
+        res = self.cursor.execute(cmd).fetchall()
+        return self.get_theme_dict.get(res[0][0], Theme.DARK)
+
+    def close(self):
+        self.cursor.close()
+        self.connection.close()

view/widgets/viewmodel/ChatViewModel.py

@@ -143,3 +143,4 @@ def get_current_user(self):
 
     def stop_updating(self):
         self.active = False
+        self.settings_dao.close()