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Rare/rare/app.py
2022-10-29 14:50:18 +03:00

142 lines
4.3 KiB
Python

import logging
import os
import shutil
import sys
import traceback
from argparse import Namespace
from datetime import datetime
from typing import Optional
import requests.exceptions
from PyQt5.QtCore import QThreadPool, QTimer, pyqtSlot, Qt
from PyQt5.QtWidgets import QApplication, QMessageBox
from requests import HTTPError
from rare.components.dialogs.launch_dialog import LaunchDialog
from rare.components.main_window import MainWindow
from rare.shared import (
LegendaryCoreSingleton,
GlobalSignalsSingleton,
ArgumentsSingleton,
)
from rare.shared.rare_core import RareCore
from rare.utils import config_helper, paths
from rare.widgets.rare_app import RareApp
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")
if exc_tb == HTTPError:
try:
if LegendaryCoreSingleton().login():
return
else:
raise ValueError
except Exception as e:
logger.fatal(str(e))
QMessageBox.warning(None, "Error", QApplication.tr("Failed to login"))
QApplication.exit(1)
return
logger.fatal(tb)
QMessageBox.warning(None, "Error", tb)
QApplication.exit(1)
class App(RareApp):
def __init__(self, args: Namespace):
log_file = "Rare_{0}.log"
super(App, self).__init__(args, log_file)
self.rare_core = RareCore(args=args)
self.args = ArgumentsSingleton()
self.signals = GlobalSignalsSingleton()
self.core = LegendaryCoreSingleton()
config_helper.init_config_handler(self.core)
lang = self.settings.value("language", self.core.language_code, type=str)
self.load_translator(lang)
# set Application name for settings
self.main_window: Optional[MainWindow] = None
self.launch_dialog: Optional[LaunchDialog] = None
self.timer: Optional[QTimer] = None
# launch app
self.launch_dialog = LaunchDialog(parent=None)
self.launch_dialog.quit_app.connect(self.launch_dialog.close)
self.launch_dialog.quit_app.connect(lambda x: sys.exit(x))
self.launch_dialog.start_app.connect(self.start_app)
self.launch_dialog.start_app.connect(self.launch_dialog.close)
self.launch_dialog.login()
def poke_timer(self):
dt_exp = datetime.fromisoformat(self.core.lgd.userdata['expires_at'][:-1])
dt_now = datetime.utcnow()
td = abs(dt_exp - dt_now)
self.timer.start(int(td.total_seconds() - 60) * 1000)
logger.info(f"Renewed session expires at {self.core.lgd.userdata['expires_at']}")
def re_login(self):
logger.info("Session expires shortly. Renew session")
try:
self.core.login()
except requests.exceptions.ConnectionError:
self.timer.start(3000) # try again if no connection
return
self.poke_timer()
def start_app(self):
self.timer = QTimer()
self.timer.timeout.connect(self.re_login)
self.poke_timer()
self.main_window = MainWindow()
self.main_window.exit_app.connect(self.on_exit_app)
if not self.args.silent:
self.main_window.show()
if self.args.test_start:
self.main_window.close()
self.main_window = None
self.on_exit_app(0)
@pyqtSlot()
@pyqtSlot(int)
def on_exit_app(self, exit_code=0):
threadpool = QThreadPool.globalInstance()
threadpool.waitForDone()
if self.timer is not None:
self.timer.stop()
self.timer.deleteLater()
self.timer = None
self.rare_core.deleteLater()
del self.rare_core
self.processEvents()
shutil.rmtree(paths.tmp_dir())
os.makedirs(paths.tmp_dir())
self.exit(exit_code)
def start(args):
# set excepthook to show dialog with exception
sys.excepthook = excepthook
while True:
QApplication.setAttribute(Qt.AA_EnableHighDpiScaling, True)
QApplication.setAttribute(Qt.AA_UseHighDpiPixmaps, True)
app = App(args)
exit_code = app.exec_()
# if not restart
# restart app
del app
if exit_code != -133742:
break