Christoph Urlacher
991a1a177e
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51 lines
2.0 KiB
Python
51 lines
2.0 KiB
Python
from typing import Any, List
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from sqlalchemy import ForeignKey
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from sqlalchemy.orm import Mapped, mapped_column, relationship
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from formula10.database.model.db_user import DbUser
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from formula10.database.model.db_race import DbRace
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from formula10.database.model.db_driver import DbDriver
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from formula10 import db
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class DbRaceGuess(db.Model):
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"""
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A guess a user made for a race.
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It stores the corresponding race and the guessed drivers for PXX and DNF.
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"""
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__tablename__ = "raceguess"
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__csv_header__ = ["user_name", "race_name", "pxx_driver_name", "dnf_driver_name"]
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def __init__(self, *, user_name: str, race_name: str, pxx_driver_name: str, dnf_driver_name: str):
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self.user_name = user_name # Primary key
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self.race_name = race_name # Primary key
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self.dnf_driver_name = dnf_driver_name
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self.pxx_driver_name = pxx_driver_name
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@classmethod
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def from_csv(cls, row: List[str]):
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db_race_guess: DbRaceGuess = cls(user_name=str(row[0]),
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race_name=str(row[1]),
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pxx_driver_name=str(row[2]),
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dnf_driver_name=str(row[3]))
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return db_race_guess
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def to_csv(self) -> List[Any]:
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return [
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self.user_name,
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self.race_name,
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self.pxx_driver_name,
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self.dnf_driver_name
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]
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user_name: Mapped[str] = mapped_column(ForeignKey("user.name"), primary_key=True)
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race_name: Mapped[str] = mapped_column(ForeignKey("race.name"), primary_key=True)
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pxx_driver_name: Mapped[str] = mapped_column(ForeignKey("driver.name"))
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dnf_driver_name: Mapped[str] = mapped_column(ForeignKey("driver.name"))
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# Relationships
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user: Mapped[DbUser] = relationship("DbUser", foreign_keys=[user_name])
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race: Mapped[DbRace] = relationship("DbRace", foreign_keys=[race_name])
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pxx: Mapped[DbDriver] = relationship("DbDriver", foreign_keys=[pxx_driver_name])
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dnf: Mapped[DbDriver] = relationship("DbDriver", foreign_keys=[dnf_driver_name]) |