move settings and configscreen into their own files

rename tcss file

src/q3rcon_tui/configscreen.py

@@ -0,0 +1,64 @@
+from textual.app import ComposeResult
+from textual.containers import Horizontal, Vertical
+from textual.screen import ModalScreen
+from textual.widgets import Button, Input, Label, Static
+
+from .settings import settings
+
+
+class ConfigScreen(ModalScreen[bool]):
+    """Modal dialog for configuring connection settings."""
+
+    def __init__(self, current_host: str, current_port: int, current_password: str):
+        super().__init__()
+        self.current_host = current_host
+        self.current_port = current_port
+        self.current_password = current_password
+
+    def compose(self) -> ComposeResult:
+        with Vertical(id='config-dialog'):
+            yield Static('Connection Configuration', id='config-title')
+            with Vertical(id='config-form'):
+                yield Label('Host:')
+                yield Input(
+                    value=self.current_host, placeholder='localhost', id='host-input'
+                )
+                yield Label('Port:')
+                yield Input(
+                    value=str(self.current_port), placeholder='28960', id='port-input'
+                )
+                yield Label('Password:')
+                yield Input(
+                    value=self.current_password,
+                    placeholder='Enter password',
+                    password=True,
+                    id='password-input',
+                )
+            with Horizontal(id='config-buttons'):
+                yield Button('Save', variant='success', id='config-save')
+                yield Button('Cancel', variant='error', id='config-cancel')
+
+    def on_button_pressed(self, event: Button.Pressed) -> None:
+        if event.button.id == 'config-save':
+            try:
+                new_host = (
+                    self.query_one('#host-input', Input).value.strip() or 'localhost'
+                )
+                new_port = int(self.query_one('#port-input', Input).value or '28960')
+                new_password = self.query_one('#password-input', Input).value
+
+                if new_port < 1 or new_port > 65535:
+                    raise ValueError('Port must be between 1 and 65535')
+
+                if len(new_password) < 8:
+                    raise ValueError('Password must be at least 8 characters long')
+
+                settings.host = new_host
+                settings.port = new_port
+                settings.password = new_password
+
+                self.dismiss(True)
+            except ValueError:
+                self.app.bell()
+        elif event.button.id == 'config-cancel':
+            self.dismiss(False)

src/q3rcon_tui/settings.py

@@ -0,0 +1,67 @@
+from pathlib import Path
+from typing import Annotated, Type
+
+from loguru import logger
+from pydantic import AfterValidator, BeforeValidator
+from pydantic_settings import BaseSettings, CliSettingsSource, SettingsConfigDict
+
+from .__about__ import __version__ as version
+
+
+def version_callback(value: bool) -> bool | None:
+    if value:
+        print(f'q3rcon-tui version: {version}')
+        raise SystemExit(0)
+    return False
+
+
+def is_valid_password(password: str) -> str | None:
+    if len(password) < 8:
+        raise ValueError('Password must be at least 8 characters long')
+    return password
+
+
+class Settings(BaseSettings):
+    host: str = 'localhost'
+    port: int = 28960
+    password: Annotated[str, AfterValidator(is_valid_password)] = ''
+    append: bool = False
+    raw: bool = False
+    version: Annotated[bool, BeforeValidator(version_callback)] = False
+
+    model_config = SettingsConfigDict(
+        env_file=(
+            '.env',
+            Path.home() / '.config' / 'q3rcon-tui' / 'config.env',
+        ),
+        env_file_encoding='utf-8',
+        env_prefix='Q3RCON_TUI_',
+        cli_prefix='',
+        cli_parse_args=True,
+        cli_implicit_flags=True,
+        validate_assignment=False,
+        frozen=False,
+    )
+
+    @classmethod
+    def settings_customise_sources(
+        cls,
+        settings_cls: Type[BaseSettings],
+        init_settings: ...,
+        env_settings: ...,
+        dotenv_settings: ...,
+        file_secret_settings: ...,
+    ) -> tuple:
+        return (
+            CliSettingsSource(settings_cls),
+            env_settings,
+            dotenv_settings,
+            init_settings,
+        )
+
+
+try:
+    settings = Settings()
+except ValueError as e:
+    logger.error(e)
+    raise SystemExit(1)