do not overwrite old backup until new backup is done
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parent
5ea1ed6d0a
commit
070509c691
@ -1095,7 +1095,10 @@ class NMRMainWindow(QtWidgets.QMainWindow, Ui_BaseWindow):
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def _autosave(self):
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# TODO better separate thread may it takes some time to save
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self.status.setText('Autosave...')
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NMRWriter(self.management.graphs, self.management.data).export(self.__backup_path)
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success = NMRWriter(self.management.graphs, self.management.data).export(self.__backup_path.with_suffix('.nmr.0'))
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if success:
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self.__backup_path.with_suffix('.nmr.0').rename(self.__backup_path)
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self.status.setText('')
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def check_for_backup(self):
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@ -22,6 +22,11 @@ class NMRWriter:
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if isinstance(fname, str):
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fname = Path(fname)
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with fname.open(mode='wb') as fh:
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fh.write(pack('16s', b'NMREVAL' + bytes(__version__, 'utf8')))
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dump(self._states, fh)
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try:
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with fname.open(mode='wb') as fh:
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fh.write(pack('16s', b'NMREVAL' + bytes(__version__, 'utf8')))
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dump(self._states, fh)
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return True
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except Exception as e:
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print(f'Saving {fname} failed with exception {e.args}')
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return False
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