f1f4dc5a88
Introduces the rehearsal session concept: each YYMMDD folder in Nextcloud maps to one RehearsalSession row (band_id + date unique). Songs gain a nullable session_id FK and a tags TEXT[] column for manual labeling (searchable by name, tag, BPM, key). Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
50 lines
1.7 KiB
Python
50 lines
1.7 KiB
Python
"""Add rehearsal_sessions table, songs.session_id, songs.tags.
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Revision ID: 0004
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Revises: 0003
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Create Date: 2026-03-29
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"""
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from alembic import op
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import sqlalchemy as sa
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from sqlalchemy.dialects.postgresql import ARRAY, UUID
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revision = "0004"
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down_revision = "0003"
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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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"rehearsal_sessions",
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sa.Column("id", UUID(as_uuid=True), primary_key=True),
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sa.Column("band_id", UUID(as_uuid=True), sa.ForeignKey("bands.id", ondelete="CASCADE"), nullable=False),
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sa.Column("date", sa.DateTime(timezone=False), nullable=False),
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sa.Column("nc_folder_path", sa.Text()),
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sa.Column("label", sa.String(255)),
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sa.Column("notes", sa.Text()),
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sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
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sa.UniqueConstraint("band_id", "date", name="uq_session_band_date"),
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)
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op.create_index("ix_rehearsal_sessions_band_id", "rehearsal_sessions", ["band_id"])
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op.add_column("songs", sa.Column(
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"session_id", UUID(as_uuid=True),
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sa.ForeignKey("rehearsal_sessions.id", ondelete="SET NULL"),
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nullable=True,
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))
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op.create_index("ix_songs_session_id", "songs", ["session_id"])
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op.add_column("songs", sa.Column(
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"tags", ARRAY(sa.Text()), nullable=False, server_default="{}",
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))
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def downgrade() -> None:
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op.drop_column("songs", "tags")
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op.drop_index("ix_songs_session_id", table_name="songs")
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op.drop_column("songs", "session_id")
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op.drop_index("ix_rehearsal_sessions_band_id", table_name="rehearsal_sessions")
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op.drop_table("rehearsal_sessions")
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