46 lines
1.3 KiB
Python
46 lines
1.3 KiB
Python
from app.extensions import db
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class City(db.Model):
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"""City managed via admin panel."""
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__tablename__ = "cities"
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id = db.Column(db.Integer, primary_key=True, autoincrement=True)
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name = db.Column(db.String(100), nullable=False)
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slug = db.Column(db.String(120), unique=True, nullable=False, index=True)
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state = db.Column(db.String(2), nullable=False) # UF: SP, RJ, MG, ...
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neighborhoods = db.relationship(
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"Neighborhood",
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backref="city",
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order_by="Neighborhood.name",
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cascade="all, delete-orphan",
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lazy="select",
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)
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def __repr__(self) -> str:
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return f"<City {self.name!r}/{self.state!r}>"
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class Neighborhood(db.Model):
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"""Neighborhood (bairro) managed via admin panel."""
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__tablename__ = "neighborhoods"
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id = db.Column(db.Integer, primary_key=True, autoincrement=True)
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name = db.Column(db.String(100), nullable=False)
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slug = db.Column(db.String(120), nullable=False, index=True)
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city_id = db.Column(
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db.Integer,
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db.ForeignKey("cities.id", ondelete="CASCADE"),
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nullable=False,
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index=True,
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)
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__table_args__ = (
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db.UniqueConstraint("slug", "city_id", name="uq_neighborhood_slug_city"),
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)
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def __repr__(self) -> str:
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return f"<Neighborhood {self.name!r} city_id={self.city_id}>"
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