100 lines
3.8 KiB
Python
100 lines
3.8 KiB
Python
from datetime import date
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from flask_sqlalchemy import SQLAlchemy
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from flask_login import UserMixin
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from werkzeug.security import generate_password_hash, check_password_hash
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db = SQLAlchemy()
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class User(UserMixin, db.Model):
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__tablename__ = "users"
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id = db.Column(db.Integer, primary_key=True)
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username = db.Column(db.String(64), unique=True, nullable=False, index=True)
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email = db.Column(db.String(120), unique=True, nullable=False, index=True)
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password_hash = db.Column(db.String(255), nullable=False)
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trips = db.relationship(
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"Trip", backref="user", lazy=True, cascade="all, delete-orphan"
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)
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def set_password(self, password: str) -> None:
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self.password_hash = generate_password_hash(password)
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def check_password(self, password: str) -> bool:
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return check_password_hash(self.password_hash, password)
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VERKEHRSMITTEL_OPTIONEN = [
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"Bus",
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"Straßenbahn",
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"U-Bahn",
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"S-Bahn",
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"Regionalzug",
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"Fernzug (ÖBB/Railjet/WESTbahn)",
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"Sonstiges",
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]
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class Stop(db.Model):
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"""A boardable public-transport stop ("Haltestelle") in Austria, Germany
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or Switzerland (DACH).
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Sourced from OpenStreetMap; see scripts/fetch_stops.py and stops_import.py.
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"""
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__tablename__ = "stops"
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id = db.Column(db.Integer, primary_key=True)
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osm_type = db.Column(db.String(8), nullable=False)
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osm_id = db.Column(db.BigInteger, nullable=False)
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name = db.Column(db.String(200), nullable=False)
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# lowercased, accent-folded copy of name for diacritic-insensitive search
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name_normalized = db.Column(db.String(200), nullable=False, index=True)
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stop_type = db.Column(db.String(20), nullable=False, default="other")
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# ISO 3166-1 alpha-2 of the fetch query that found this stop (AT/DE/CH) -
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# disambiguates same-named stops across borders (several "Hauptbahnhof").
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country = db.Column(db.String(2), nullable=False, default="AT")
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municipality = db.Column(db.String(120))
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latitude = db.Column(db.Float, nullable=False)
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longitude = db.Column(db.Float, nullable=False)
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# ";"-joined line refs serving this stop (e.g. "693" or "S2;U4;WLB"), from
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# OSM route relations; empty when unknown. Used by the "Linie" autocomplete.
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# Text, not String(n): big interchanges (Linz Hbf) exceed a few hundred chars.
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lines = db.Column(db.Text, nullable=False, default="")
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def line_list(self) -> list[str]:
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return [ref for ref in self.lines.split(";") if ref]
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__table_args__ = (
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db.UniqueConstraint("osm_type", "osm_id", name="uq_stops_osm"),
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)
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class Trip(db.Model):
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__tablename__ = "trips"
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id = db.Column(db.Integer, primary_key=True)
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user_id = db.Column(db.Integer, db.ForeignKey("users.id"), nullable=False, index=True)
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transport_mode = db.Column(db.String(50), nullable=False)
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line = db.Column(db.String(50))
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# optional detail beyond the line, e.g. direction/departure time looked up
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# in an external journey planner ("Kurs"); free text, nothing to match.
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# Text, not String(n) - see the "lines" column truncation incident.
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course = db.Column(db.Text)
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# free-text label as entered; *_stop_id links to a known stop when matched
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origin = db.Column(db.String(120), nullable=False)
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origin_stop_id = db.Column(db.Integer, db.ForeignKey("stops.id"))
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destination = db.Column(db.String(120), nullable=False)
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destination_stop_id = db.Column(db.Integer, db.ForeignKey("stops.id"))
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trip_date = db.Column(db.Date, nullable=False, default=date.today)
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rating = db.Column(db.Integer, nullable=False) # 1-5
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comment = db.Column(db.Text)
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created_at = db.Column(db.DateTime, server_default=db.func.now())
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origin_stop = db.relationship("Stop", foreign_keys=[origin_stop_id])
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destination_stop = db.relationship("Stop", foreign_keys=[destination_stop_id])
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