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add QMessageBox to display existing backup files

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This commit is contained in:
Dominik Demuth 2023-05-16 20:05:55 +02:00
parent b127cc15e2
commit 12dacb73b3
1 changed files with 29 additions and 0 deletions
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29
src/gui_qt/main/mainwindow.py
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@ -75,6 +75,8 @@ class NMRMainWindow(QtWidgets.QMainWindow, Ui_BaseWindow):
if Updater.get_update_information(os.getenv('APPIMAGE'))[0]:
self.look_for_update()
self.check_for_backup()
self.__timer = QtCore.QTimer()
self.__backup_path = config_paths() / f'{datetime.datetime.now().strftime("%Y-%m-%d_%H%M%S")}.nmr'
self.__timer.start(3*60*1000) # every three minutes
@ -1082,6 +1084,33 @@ class NMRMainWindow(QtWidgets.QMainWindow, Ui_BaseWindow):
NMRWriter(self.management.graphs, self.management.data).export(self.__backup_path)
self.status.setText('')
def check_for_backup(self):
backups = []
for filename in config_paths().glob('*.nmr'):
try:
backups.append((filename, datetime.datetime.strptime(filename.stem, "%Y-%m-%d_%H%M%S")))
except ValueError:
continue
if backups:
backup_by_date = sorted(backups, key=lambda x: x[1])
msg = QtWidgets.QMessageBox.information(
self, 'Backup found',
f'{len(backups)} backup files in directory {backup_by_date[-1][0].parent} found.\n\n'
f'Latest backup date: {backup_by_date[-1][1]}\n\n'
f'Press Ok to load, Cancel to delete backup, Close to do nothing.',
QtWidgets.QMessageBox.Ok | QtWidgets.QMessageBox.Cancel | QtWidgets.QMessageBox.Close
)
if msg == QtWidgets.QMessageBox.Ok:
self.management.load_files([str(backup_by_date[-1][0])])
backup_by_date[-1][0].unlink()
elif msg == QtWidgets.QMessageBox.Cancel:
backup_by_date[-1][0].unlink()
else:
pass
@QtCore.pyqtSlot(name='on_actionCreate_starter_triggered')
def create_starter(self):
make_starter(os.getenv('APPIMAGE'))