56 lines
1.9 KiB
Python
56 lines
1.9 KiB
Python
import datetime
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from typing import LiteralString, Set, List, Tuple
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from token_bot.history_manager.update_trigger import UpdateTrigger
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from token_bot.persistant_database import AlertType, Alert
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from token_bot.token_database.flavor import Flavor
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from token_bot.token_database.region import Region
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class History:
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def __init__(self, flavor: Flavor, region: Region):
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self._flavor : Flavor = flavor
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self._region : Region = region
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self._history : List[Tuple[datetime, int]] = []
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self._last_price_movement : int = 0
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self._latest_price_datum : Tuple[datetime.datetime, int] | None = None
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self._update_triggers : List[UpdateTrigger] = []
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self._squelched_alerts : List[Alert] = []
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for alert_type in AlertType:
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self._update_triggers.append(UpdateTrigger(Alert(alert_type, flavor, self._region)))
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@property
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def flavor(self) -> Flavor:
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return self._flavor
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@property
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def region(self) -> Region:
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return self._region
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@property
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def last_price_datum(self) -> Tuple[datetime.datetime, int] | None:
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return self._latest_price_datum
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@property
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def history(self) -> List[Tuple[datetime.datetime, int]]:
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return self._history
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async def _process_update_triggers(self) -> List[Alert]:
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alerts = []
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for trigger in self._update_triggers:
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if trigger.check_and_update(self._latest_price_datum, self._history) and trigger.alert not in self._squelched_alerts:
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alerts.append(trigger.alert)
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return alerts
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async def add_price(self, datum: Tuple[datetime.datetime, int]) -> List[Alert]:
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if self._latest_price_datum is None:
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self._latest_price_datum = datum
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self._last_price_movement = datum[1] - self._latest_price_datum[1]
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self._latest_price_datum = datum
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self._history.append(datum)
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return await self._process_update_triggers()
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