zwitschi
68048ff574
- Introduced CombinedTrackModel, CombinedTrackCreate, and CombinedTrackRepository for managing combined tracks. - Implemented logic to create combined tracks based on existing tracks between two stations. - Added methods to check for existing combined tracks and retrieve constituent track IDs. - Enhanced TrackModel and TrackRepository to support OSM ID and track updates. - Created migration scripts for adding combined tracks table and OSM ID to tracks. - Updated services and API endpoints to handle combined track operations. - Added tests for combined track creation, repository methods, and API interactions.
76 lines
2.4 KiB
Python
76 lines
2.4 KiB
Python
"""Template for new Alembic migration scripts."""
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from __future__ import annotations
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from sqlalchemy.dialects import postgresql
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from geoalchemy2.types import Geometry
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import sqlalchemy as sa
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from alembic import op
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revision = 'e7d4bb03da04'
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down_revision = '63d02d67b39e'
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branch_labels = None
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depends_on = None
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def upgrade() -> None:
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op.create_table(
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"combined_tracks",
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sa.Column(
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"id",
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postgresql.UUID(as_uuid=True),
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primary_key=True,
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server_default=sa.text("gen_random_uuid()"),
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),
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sa.Column("name", sa.String(length=128), nullable=True),
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sa.Column("start_station_id", postgresql.UUID(
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as_uuid=True), nullable=False),
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sa.Column("end_station_id", postgresql.UUID(
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as_uuid=True), nullable=False),
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sa.Column("length_meters", sa.Numeric(10, 2), nullable=True),
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sa.Column("max_speed_kph", sa.Integer(), nullable=True),
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sa.Column(
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"is_bidirectional",
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sa.Boolean(),
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nullable=False,
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server_default=sa.text("true"),
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),
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sa.Column(
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"status", sa.String(length=32), nullable=False, server_default="planned"
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),
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sa.Column(
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"combined_geometry",
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Geometry(geometry_type="LINESTRING", srid=4326),
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nullable=False,
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),
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sa.Column("constituent_track_ids", sa.Text(), nullable=False),
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sa.Column(
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"created_at",
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sa.DateTime(timezone=True),
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server_default=sa.text("timezone('utc', now())"),
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nullable=False,
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),
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sa.Column(
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"updated_at",
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sa.DateTime(timezone=True),
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server_default=sa.text("timezone('utc', now())"),
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nullable=False,
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),
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sa.ForeignKeyConstraint(
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["start_station_id"], ["stations.id"], ondelete="RESTRICT"
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),
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sa.ForeignKeyConstraint(
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["end_station_id"], ["stations.id"], ondelete="RESTRICT"
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),
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sa.UniqueConstraint(
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"start_station_id", "end_station_id", name="uq_combined_tracks_station_pair"
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),
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)
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op.create_index(
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"ix_combined_tracks_geometry", "combined_tracks", ["combined_geometry"], postgresql_using="gist"
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)
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def downgrade() -> None:
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op.drop_index("ix_combined_tracks_geometry", table_name="combined_tracks")
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op.drop_table("combined_tracks")
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