Implement autostart querying upon application start

constants.py

@@ -121,6 +121,13 @@ def _merge_vars(base_vars: JsonType, vars: JsonType) -> None:
 # Strings
 WINDOW_TITLE = f"Twitch Drops Miner v{__version__} (by DevilXD)"
 # Logging
+LOGGING_LEVELS = {
+    0: logging.ERROR,
+    1: logging.WARNING,
+    2: logging.INFO,
+    3: CALL,
+    4: logging.DEBUG,
+}
 FILE_FORMATTER = logging.Formatter(
     "{asctime}.{msecs:03.0f}:\t{levelname:>7}:\t{message}",
     style='{',

gui.py

@@ -33,10 +33,16 @@
 from exceptions import MinerException, ExitRequest
 from utils import resource_path, set_root_icon, webopen, Game, _T
 from constants import (
-    SELF_PATH, OUTPUT_FORMATTER, WS_TOPICS_LIMIT, MAX_WEBSOCKETS, WINDOW_TITLE, State
+    SELF_PATH,
+    WINDOW_TITLE,
+    LOGGING_LEVELS,
+    MAX_WEBSOCKETS,
+    WS_TOPICS_LIMIT,
+    OUTPUT_FORMATTER,
+    State,
 )
 if sys.platform == "win32":
-    from registry import RegistryKey, ValueType
+    from registry import RegistryKey, ValueType, ValueNotFound
 
 
 if TYPE_CHECKING:
@@ -1492,7 +1498,7 @@ def __init__(self, manager: GUIManager, master: ttk.Widget):
         self._vars: _SettingsVars = {
             "proxy": StringVar(master, str(self._settings.proxy)),
             "tray": IntVar(master, self._settings.autostart_tray),
-            "autostart": IntVar(master, self._settings.autostart),
+            "autostart": IntVar(master, 0),
             "priority_only": IntVar(master, self._settings.priority_only),
             "tray_notifications": IntVar(master, self._settings.tray_notifications),
         }
@@ -1647,52 +1653,88 @@ def __init__(self, manager: GUIManager, master: ttk.Widget):
             command=self._twitch.state_change(State.INVENTORY_FETCH),
         ).grid(column=1, row=0)
 
+        self._vars["autostart"].set(self._query_autostart())
+
     def clear_selection(self) -> None:
         self._priority_list.selection_clear(0, "end")
         self._exclude_list.selection_clear(0, "end")
 
     def update_notifications(self) -> None:
         self._settings.tray_notifications = bool(self._vars["tray_notifications"].get())
 
-    def _get_autostart_path(self, tray: bool) -> str:
-        self_path = f'"{SELF_PATH.resolve()!s}"'
-        if tray:
-            self_path += " --tray"
-        return self_path
+    def _get_self_path(self) -> str:
+        # NOTE: we need double quotes in case the path contains spaces
+        return f'"{SELF_PATH.resolve()!s}"'
+
+    def _get_autostart_path(self) -> str:
+        flags: list[str] = ['']  # this will add a space between self path and flags
+        # if non-zero, include the current logging level as well
+        if self._settings.logging_level > 0:
+            for lvl_idx, lvl_value in LOGGING_LEVELS.items():
+                if lvl_value == self._settings.logging_level:
+                    flags.append(f"-{'v' * lvl_idx}")
+                    break
+        if self._vars["tray"].get():
+            flags.append("--tray")
+        return self._get_self_path() + ' '.join(flags)
+
+    def _get_linux_autostart_filepath(self) -> Path:
+        autostart_folder: Path = Path("~/.config/autostart").expanduser()
+        if (config_home := os.environ.get("XDG_CONFIG_HOME")) is not None:
+            config_autostart: Path = Path(config_home, "autostart").expanduser()
+            if config_autostart.exists():
+                autostart_folder = config_autostart
+        return autostart_folder / f"{self.AUTOSTART_NAME}.desktop"
+
+    def _query_autostart(self) -> bool:
+        if sys.platform == "win32":
+            with RegistryKey(self.AUTOSTART_KEY, read_only=True) as key:
+                try:
+                    value_type, value = key.get(self.AUTOSTART_NAME)
+                except ValueNotFound:
+                    return False
+                if (
+                    value_type is not ValueType.REG_SZ
+                    or self._get_self_path() not in value
+                ):
+                    # TODO: Consider deleting the old value to avoid autostart errors
+                    return False
+            return True
+        elif sys.platform == "linux":
+            autostart_file: Path = self._get_linux_autostart_filepath()
+            if not autostart_file.exists():
+                return False
+            with autostart_file.open('r', encoding="utf8") as file:
+                # TODO: Consider deleting the old file to avoid autostart errors
+                return self._get_self_path() not in file.read()
 
     def update_autostart(self) -> None:
         enabled = bool(self._vars["autostart"].get())
-        tray = bool(self._vars["tray"].get())
-        self._settings.autostart = enabled
-        self._settings.autostart_tray = tray
+        self._settings.autostart_tray = bool(self._vars["tray"].get())
         if sys.platform == "win32":
             if enabled:
-                # NOTE: we need double quotes in case the path contains spaces
-                autostart_path = self._get_autostart_path(tray)
                 with RegistryKey(self.AUTOSTART_KEY) as key:
-                    key.set(self.AUTOSTART_NAME, ValueType.REG_SZ, autostart_path)
+                    key.set(
+                        self.AUTOSTART_NAME,
+                        ValueType.REG_SZ,
+                        self._get_autostart_path(),
+                    )
             else:
                 with RegistryKey(self.AUTOSTART_KEY) as key:
                     key.delete(self.AUTOSTART_NAME, silent=True)
         elif sys.platform == "linux":
-            autostart_folder: Path = Path("~/.config/autostart").expanduser()
-            if (config_home := os.environ.get("XDG_CONFIG_HOME")) is not None:
-                config_autostart: Path = Path(config_home, "autostart").expanduser()
-                if config_autostart.exists():
-                    autostart_folder = config_autostart
-            autostart_file: Path = autostart_folder / f"{self.AUTOSTART_NAME}.desktop"
+            autostart_file: Path = self._get_linux_autostart_filepath()
             if enabled:
-                autostart_path = self._get_autostart_path(tray)
-                file_contents = dedent(
+                file_contents: str = dedent(
                     f"""
                     [Desktop Entry]
                     Type=Application
                     Name=Twitch Drops Miner
                     Description=Mine timed drops on Twitch
-                    Exec=sh -c '{autostart_path}'
+                    Exec=sh -c '{self._get_autostart_path()}'
                     """
                 )
-                with autostart_file.open("w", encoding="utf8") as file:
+                with autostart_file.open('w', encoding="utf8") as file:
                     file.write(file_contents)
             else:
                 autostart_file.unlink(missing_ok=True)

main.py

@@ -28,7 +28,7 @@
     from version import __version__
     from exceptions import CaptchaRequired
     from utils import lock_file, resource_path, set_root_icon
-    from constants import CALL, SELF_PATH, FILE_FORMATTER, LOG_PATH, LOCK_PATH
+    from constants import LOGGING_LEVELS, SELF_PATH, FILE_FORMATTER, LOG_PATH, LOCK_PATH
 
     warnings.simplefilter("default", ResourceWarning)
 
@@ -58,13 +58,7 @@ class ParsedArgs(argparse.Namespace):
         # TODO: replace int with union of literal values once typeshed updates
         @property
         def logging_level(self) -> int:
-            return {
-                0: logging.ERROR,
-                1: logging.WARNING,
-                2: logging.INFO,
-                3: CALL,
-                4: logging.DEBUG,
-            }[min(self._verbose, 4)]
+            return LOGGING_LEVELS[min(self._verbose, 4)]
 
         @property
         def debug_ws(self) -> int:

registry.py

@@ -10,7 +10,7 @@ class RegistryError(Exception):
     pass
 
 
-class ValueNotExists(RegistryError):
+class ValueNotFound(RegistryError):
     pass
 
 
@@ -58,13 +58,14 @@ class ValueType(Enum):
 
 
 class RegistryKey:
-    def __init__(self, path: str):
+    def __init__(self, path: str, *, read_only: bool = False):
         main_key, _, path = path.replace('/', '\\').partition('\\')
         self.main_key = MainKey[main_key]
         self.path = path
-        self._handle = reg.OpenKey(
-            self.main_key.value, path, access=(Access.KEY_QUERY_VALUE | Access.KEY_SET_VALUE).value
-        )
+        access_flags = Access.KEY_QUERY_VALUE
+        if not read_only:
+            access_flags |= Access.KEY_SET_VALUE
+        self._handle = reg.OpenKey(self.main_key.value, path, access=access_flags.value)
 
     def __enter__(self) -> RegistryKey:
         return self
@@ -77,7 +78,7 @@ def get(self, name: str) -> tuple[ValueType, Any]:
             value, value_type = reg.QueryValueEx(self._handle, name)
         except FileNotFoundError:
             # TODO: consider returning None for missing values
-            raise ValueNotExists(name)
+            raise ValueNotFound(name)
         return (ValueType(value_type), value)
 
     def set(self, name: str, value_type: ValueType, value: Any) -> bool:
@@ -89,7 +90,7 @@ def delete(self, name: str, *, silent: bool = False) -> bool:
             reg.DeleteValue(self._handle, name)
         except FileNotFoundError:
             if not silent:
-                raise ValueNotExists(name)
+                raise ValueNotFound(name)
             return False
         return True
 

settings.py

@@ -14,7 +14,6 @@
 class SettingsFile(TypedDict):
     proxy: URL
     language: str
-    autostart: bool
     exclude: set[str]
     priority: list[str]
     priority_only: bool
@@ -27,7 +26,6 @@ class SettingsFile(TypedDict):
     "proxy": URL(),
     "priority": [],
     "exclude": set(),
-    "autostart": False,
     "priority_only": True,
     "autostart_tray": False,
     "connection_quality": 1,
@@ -48,7 +46,6 @@ class Settings:
     # from settings file
     proxy: URL
     language: str
-    autostart: bool
     exclude: set[str]
     priority: list[str]
     priority_only: bool