Rare/rare/app.py

import configparser
import logging
import os
import sys
import time
import traceback

import qtawesome
from PyQt5.QtCore import QSettings, QTranslator
from PyQt5.QtGui import QIcon, QPalette
from PyQt5.QtWidgets import QApplication, QSystemTrayIcon, QStyleFactory, QMessageBox

from legendary.core import LegendaryCore
from rare import languages_path, resources_path, cache_dir
from rare.components.dialogs.launch_dialog import LaunchDialog
from rare.components.main_window import MainWindow
from rare.components.tray_icon import TrayIcon
from rare.utils.utils import get_lang, load_color_scheme

start_time = time.strftime('%y-%m-%d--%H-%M')  # year-month-day-hour-minute
file_name = os.path.join(cache_dir, f"logs/Rare_{start_time}.log")
if not os.path.exists(os.path.dirname(file_name)):
    os.makedirs(os.path.dirname(file_name))

logger = logging.getLogger("Rare")


def excepthook(exc_type, exc_value, exc_tb):
    tb = "".join(traceback.format_exception(exc_type, exc_value, exc_tb))
    print("Error")
    logger.fatal(tb)
    QMessageBox.warning(None, "Error", tb)
    QApplication.exit(1)


class App(QApplication):
    def __init__(self, args):
        super(App, self).__init__(sys.argv)
        self.args = args  # add some options
        # init Legendary
        try:
            self.core = LegendaryCore()
        except configparser.MissingSectionHeaderError as e:
            logger.warning(f"Config is corrupt: {e}")
            if config_path := os.environ.get('XDG_CONFIG_HOME'):
                path = os.path.join(config_path, 'legendary')
            else:
                path = os.path.expanduser('~/.config/legendary')
            with open(os.path.join(path, "config.ini"), "w") as config_file:
                config_file.write("[Legendary]")
            self.core = LegendaryCore()
        if "Legendary" not in self.core.lgd.config.sections():
            self.core.lgd.config.add_section("Legendary")
            self.core.lgd.save_config()

        # workaround if egl sync enabled, but no programdata_path
        # programdata_path might be unset if logging in through the browser
        if self.core.egl_sync_enabled:
            if self.core.egl.programdata_path is None:
                self.core.lgd.config.remove_option("Legendary", "egl_sync")
                self.core.lgd.save_config()
            else:
                if not os.path.exists(self.core.egl.programdata_path):
                    self.core.lgd.config.remove_option("Legendary", "egl_sync")
                    self.core.lgd.save_config()

        # set Application name for settings
        self.mainwindow = None
        self.tray_icon = None
        self.launch_dialog = None
        self.setApplicationName("Rare")
        self.setOrganizationName("Rare")
        settings = QSettings()

        # Translator
        self.translator = QTranslator()
        lang = settings.value("language", get_lang(), type=str)
        if os.path.exists(p := os.path.join(languages_path, lang + ".qm")):
            self.translator.load(p)
            logger.info("Your language is supported: " + lang)
        elif not lang == "en":
            logger.info("Your language is not supported")
        self.installTranslator(self.translator)

        # Style
        self.setStyle(QStyleFactory.create("Fusion"))
        if settings.value("color_scheme", None) is None and settings.value("style_sheet", None) is None:
            settings.setValue("color_scheme", "")
            settings.setValue("style_sheet", "RareStyle")
        if color := settings.value("color_scheme", False):
            settings.setValue("style_sheet", "")
            custom_palette = load_color_scheme(os.path.join(resources_path, "colors", color + ".scheme"))
            if custom_palette is not None:
                self.setPalette(custom_palette)
                qtawesome.set_defaults(color=custom_palette.color(QPalette.Text))

        elif style := settings.value("style_sheet", False):
            settings.setValue("color_scheme", "")
            stylesheet = open(os.path.join(resources_path, "stylesheets", style, "stylesheet.qss")).read()
            style_resource_path = os.path.join(resources_path, "stylesheets", style, "")
            if os.name == "nt":
                style_resource_path = style_resource_path.replace('\\', '/')
            self.setStyleSheet(stylesheet.replace("@path@", style_resource_path))
            qtawesome.set_defaults(color="white")
            # lk: for qresources stylesheets, not an ideal solution for modability,
            # lk: too many extra steps and I don't like binary files in git, even as strings.
            # importlib.import_module("rare.resources.stylesheets." + style)
            # resource = QFile(f":/{style}/stylesheet.qss")
            # resource.open(QIODevice.ReadOnly)
            # self.setStyleSheet(QTextStream(resource).readAll())
        self.setWindowIcon(QIcon(os.path.join(resources_path, "images", "Rare.png")))

        # launch app
        self.launch_dialog = LaunchDialog(self.core, args.offline)
        self.launch_dialog.quit_app.connect(self.launch_dialog.close)
        self.launch_dialog.quit_app.connect(lambda ec: exit(ec))
        self.launch_dialog.start_app.connect(self.start_app)
        self.launch_dialog.start_app.connect(self.launch_dialog.close)

        if not args.silent or args.subparser == "launch":
            self.launch_dialog.login()

    def start_app(self, offline=False):
        self.args.offline = offline
        self.mainwindow = MainWindow(self.core, self.args)
        self.mainwindow.quit_app.connect(self.exit_app)
        self.tray_icon = TrayIcon(self)
        self.tray_icon.exit_action.triggered.connect(self.exit_app)
        self.tray_icon.start_rare.triggered.connect(self.mainwindow.show)
        self.tray_icon.activated.connect(self.tray)
        if not offline:
            self.mainwindow.tab_widget.downloadTab.finished.connect(lambda x: self.tray_icon.showMessage(
                self.tr("Download finished"),
                self.tr("Download finished. {} is playable now").format(self.core.get_game(x[1]).app_title),
                QSystemTrayIcon.Information, 4000) if (
                    x[0] and QSettings().value("notification", True, bool)) else None)

        if not self.args.silent:
            self.mainwindow.show()

    def tray(self, reason):
        if reason == QSystemTrayIcon.DoubleClick:
            self.mainwindow.show()
            logger.info("Show App")

    def exit_app(self, exit_code=0):
        if self.tray_icon is not None:
            self.tray_icon.deleteLater()
        if self.mainwindow is not None:
            self.mainwindow.close()
        self.processEvents()
        self.exit(exit_code)


def start(args):
    # set excepthook to show dialog with exception
    sys.excepthook = excepthook

    # configure logging
    if args.debug:
        logging.basicConfig(format='[%(name)s] %(levelname)s: %(message)s', level=logging.DEBUG)
        logging.getLogger().setLevel(level=logging.DEBUG)
        # keep requests, asyncio and pillow quiet
        logging.getLogger('requests').setLevel(logging.WARNING)
        logging.getLogger('urllib3').setLevel(logging.WARNING)
        logging.getLogger("PIL.TiffImagePlugin").setLevel(logging.WARNING)
        logging.getLogger("asyncio").setLevel(logging.WARNING)
        logging.getLogger("PIL.PngImagePlugin").setLevel(logging.WARNING)
    else:
        logging.basicConfig(
            format='[%(name)s] %(levelname)s: %(message)s',
            level=logging.INFO,
            filename=file_name,
        )

    while True:
        app = App(args)
        exit_code = app.exec_()
        # if not restart
        # restart app
        app.deleteLater()
        if exit_code != -133742:
            break