41 lines
1.3 KiB
Python
41 lines
1.3 KiB
Python
from pathlib import Path
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from .TimeSlot import TimeSlot
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import json
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class DataStore:
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def __init__(self, filename: Path, create=False):
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self._filename = filename
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if create:
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# Store emtpty list
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self._time_slots = []
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self._write_update()
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else:
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# Load dicts from file
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with open(self._filename, "r") as f:
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self._time_slots = list(json.load(f))
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# Convert dicts into TimeSlot objects
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def deserialize(d: dict) -> TimeSlot:
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ts = TimeSlot.__new__(TimeSlot) # Create a new, empty instance
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ts.__dict__.update(d)
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return ts
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self._time_slots = [deserialize(d) for d in self._time_slots]
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def _write_update(self):
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"""Saves the updates made to the DataStore object to disk."""
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with open(self._filename, "w+") as f:
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json.dump(self._time_slots, f, default=vars)
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def add_time_slot(self, time_slot: TimeSlot):
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self._time_slots.append(time_slot)
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self._write_update()
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def remove_time_slot(self, time_slot: TimeSlot):
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self._time_slots.remove(time_slot)
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self._write_update()
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def get_all_time_slots(self):
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return self._time_slots[:]
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