init `file` backend

modules/exampleplug.yml

@@ -159,3 +159,59 @@
           gtype: boolean
           backend: gsettings
           key: org.gnome.desktop.interface.enable-animations
+- name: "ThemeSwitcher"
+  weight: 25
+  sections:
+    - name: Themes
+      type: classic
+      weight: 0
+      settings:
+        - name: KV Light Theme
+          type: entry
+          gtype: string
+          backend: file
+          key: KV_LIGHT_THEME
+          help: Select the Kvantum light theme
+          default: KvLibadwaita
+          params:
+            file_path: "~/.config/ximper-unified-theme-switcher/themes"
+        - name: KV Dark Theme
+          type: entry
+          gtype: string
+          backend: file
+          key: KV_DARK_THEME
+          help: Select the Kvantum dark theme
+          default: KvLibadwaitaDark
+          params:
+            file_path: "~/.config/ximper-unified-theme-switcher/themes"
+        - name: GTK3 Light Theme
+          type: entry
+          gtype: string
+          backend: file
+          key: GTK3_LIGHT_THEME
+          help: Select the GTK3 light theme
+          default: adw-gtk3
+          params:
+            file_path: "~/.config/ximper-unified-theme-switcher/themes"
+        - name: GTK3 Dark Theme
+          type: entry
+          gtype: string
+          backend: file
+          key: GTK3_DARK_THEME
+          help: Select the GTK3 dark theme
+          default: adw-gtk3-dark
+          params:
+            file_path: "~/.config/ximper-unified-theme-switcher/themes"
+        - name: Current Theme
+          type: choice
+          gtype: string
+          backend: file
+          key: CURRENT_THEME
+          help: Define the current theme preference
+          default: "prefer-dark"
+          map:
+            Prefer Dark: prefer-dark
+            Prefer Light: prefer-light
+            Default: default
+          params:
+            file_path: "~/.config/ximper-unified-theme-switcher/themes"

src/settings/__init__.py

@@ -8,9 +8,10 @@ from .widgets import WidgetFactory
 class Setting:
     def __init__(self, setting_data):
         self.name = setting_data['name']
+        self.backend = setting_data.get('backend')
+        self.params = setting_data.get('params', {})
         self.type = setting_data['type']
         self.help = setting_data.get('help', "")
-        self.backend = setting_data.get('backend')
         self.key = setting_data.get('key')
         self.default = setting_data.get('default')
         self.gtype = setting_data.get('gtype', [])
@@ -80,7 +81,8 @@ class Setting:
             backend.set_value(self.key, value, self.gtype)
 
     def _get_backend(self):
-        backend = backend_factory.get_backend(self.backend)
+        backend = backend_factory.get_backend(self.backend, self.params)
+
         if not backend:
             print(f"Бекенд {self.backend} не зарегистрирован.")
         return backend

src/settings/backends.py

 from gi.repository import Gio, GLib
+import json
+import yaml
+import os
+from configparser import ConfigParser
+
 
 class Backend:
+    def __init__(self, params=None):
+        # Параметры, передаваемые при инициализации
+        self.params = params or {}
+
     def get_value(self, key, gtype):
         raise NotImplementedError("Метод get_value должен быть реализован")
 
@@ -46,15 +55,161 @@ class GSettingsBackend(Backend):
         except Exception as e:
             print(f"[ERROR] Ошибка при установке значения {schema_key}: {e}")
 
+class FileBackend(Backend):
+    def __init__(self, params=None):
+        super().__init__(params)
+        self.file_path = os.path.expanduser(self.params.get('file_path'))
+        self.encoding = self.params.get('encoding', 'utf-8')
+        self.file_type = self._get_file_type()
+
+    def _get_file_type(self):
+        _, ext = os.path.splitext(self.file_path)
+        ext = ext.lower()
+        if ext == '.json':
+            return 'json'
+        elif ext == '.yaml' or ext == '.yml':
+            return 'yaml'
+        elif ext == '.ini':
+            return 'ini'
+        elif ext == '.sh' or ext == '.conf':
+            return 'text'
+        else:
+            return 'text'
+
+    def _read_file(self):
+        try:
+            with open(self.file_path, 'r', encoding=self.encoding) as file:
+                if self.file_type == 'json':
+                    return json.load(file)
+                elif self.file_type == 'yaml':
+                    return yaml.safe_load(file)
+                elif self.file_type == 'ini':
+                    config = ConfigParser()
+                    config.read_file(file)
+                    return config
+                elif self.file_type == 'text':
+                    return self._parse_text_config(file)
+                else:
+                    raise ValueError(f"Unsupported file type: {self.file_type}")
+        except Exception as e:
+            print(f"[ERROR] Ошибка при чтении файла {self.file_path}: {e}")
+            return None
+
+    def _write_file(self, data):
+        try:
+            with open(self.file_path, 'w', encoding=self.encoding) as file:
+                if self.file_type == 'json':
+                    json.dump(data, file, indent=4)
+                elif self.file_type == 'yaml':
+                    yaml.dump(data, file, default_flow_style=False)
+                elif self.file_type == 'ini':
+                    config = ConfigParser()
+                    for section, values in data.items():
+                        config[section] = values
+                    config.write(file)
+                elif self.file_type == 'text':
+                    self._write_text_config(file, data)
+                else:
+                    raise ValueError(f"Unsupported file type: {self.file_type}")
+        except Exception as e:
+            print(f"[ERROR] Ошибка при записи в файл {self.file_path}: {e}")
+
+    def _parse_text_config(self, file):
+        config = {}
+        for line in file:
+            line = line.strip()
+            if not line or line.startswith('#'):
+                continue
+            if '=' in line:
+                key, value = line.split('=', 1)
+                config[key.strip()] = value.strip()
+        return config
+
+    def _write_text_config(self, file, data):
+        existing_lines = []
+        with open(self.file_path, 'r', encoding=self.encoding) as file_read:
+            existing_lines = file_read.readlines()
+
+        existing_style = self._detect_text_style(existing_lines)
+
+        for key, value in data.items():
+            if existing_style == 'space_around':
+                file.write(f"{key} = {value}\n")
+            elif existing_style == 'no_space':
+                file.write(f"{key}={value}\n")
+            else:
+                file.write(f"{key} = {value}\n")
+
+    def _detect_text_style(self, lines):
+        style = None
+        for line in lines:
+            line = line.strip()
+            if '=' in line:
+                if line.startswith(' ') and line.endswith(' '):
+                    style = 'space_around'
+                    break
+                elif line.find('=') == len(line.split('=')[0]):
+                    style = 'no_space'
+                    break
+        return style or 'space_around'
+
+    def get_value(self, key, gtype):
+        data = self._read_file()
+        if data is None:
+            return None
+
+        if self.file_type == 'json' or self.file_type == 'yaml':
+            return data.get(key, None)
+        elif self.file_type == 'ini':
+            section, key_name = key.split('.', 1)
+            if section in data:
+                return data[section].get(key_name, None)
+        elif self.file_type == 'text':
+            return data.get(key, None)
+        return None
+
+    def get_range(self, key, gtype):
+        data = self._read_file()
+        if data is None:
+            return None
+
+        if self.file_type == 'json' or self.file_type == 'yaml':
+            if isinstance(data.get(key), list):
+                return (min(data[key]), max(data[key]))
+        elif self.file_type == 'ini':
+            pass
+        return None
+
+    def set_value(self, key, value, gtype):
+        data = self._read_file()
+        if data is None:
+            return
+
+        if self.file_type == 'json' or self.file_type == 'yaml':
+            data[key] = value
+        elif self.file_type == 'ini':
+            section, key_name = key.split('.', 1)
+            if section not in data:
+                data[section] = {}
+            data[section][key_name] = value
+        elif self.file_type == 'text':
+            data[key] = value
+
+        self._write_file(data)
 
 class BackendFactory:
     def __init__(self):
         self.backends = {
-            'gsettings': GSettingsBackend(),
+            'gsettings': GSettingsBackend,
+            'file': FileBackend,
         }
 
-    def get_backend(self, name):
-        return self.backends.get(name)
+    def get_backend(self, backend_name, params=None):
+        backend_class = self.backends.get(backend_name)
+        if backend_class:
+            # Передаем параметры в конструктор бэкенда, если они есть
+            return backend_class(params) if params else backend_class()
+        return None
 
 
 backend_factory = BackendFactory()