75 lines
3.3 KiB
Python
75 lines
3.3 KiB
Python
"""Add map sharing tables
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Revision ID: a1b2c3d4e5f6
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Revises: 915e5889d6d7
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Create Date: 2025-12-12 16:00:00.000000
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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 import postgresql
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# revision identifiers, used by Alembic.
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revision = 'a1b2c3d4e5f6'
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down_revision = '915e5889d6d7'
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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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# Create enum for share permissions if it doesn't exist
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op.execute("""
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DO $$ BEGIN
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CREATE TYPE sharepermission AS ENUM ('read', 'edit');
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EXCEPTION
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WHEN duplicate_object THEN null;
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END $$;
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""")
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# Create map_shares table
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op.create_table('map_shares',
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sa.Column('id', sa.UUID(), nullable=False),
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sa.Column('map_id', sa.UUID(), nullable=False),
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sa.Column('user_id', sa.UUID(), nullable=False),
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sa.Column('permission', postgresql.ENUM('read', 'edit', name='sharepermission', create_type=False), nullable=False),
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sa.Column('shared_by', sa.UUID(), nullable=True),
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sa.Column('created_at', sa.DateTime(timezone=True), server_default=sa.text('now()'), nullable=False),
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sa.Column('updated_at', sa.DateTime(timezone=True), server_default=sa.text('now()'), nullable=False),
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sa.ForeignKeyConstraint(['map_id'], ['maps.id'], ondelete='CASCADE'),
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sa.ForeignKeyConstraint(['user_id'], ['users.id'], ondelete='CASCADE'),
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sa.ForeignKeyConstraint(['shared_by'], ['users.id'], ondelete='SET NULL'),
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sa.PrimaryKeyConstraint('id')
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)
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op.create_index(op.f('ix_map_shares_map_id'), 'map_shares', ['map_id'], unique=False)
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op.create_index(op.f('ix_map_shares_user_id'), 'map_shares', ['user_id'], unique=False)
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# Create map_share_links table
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op.create_table('map_share_links',
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sa.Column('id', sa.UUID(), nullable=False),
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sa.Column('map_id', sa.UUID(), nullable=False),
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sa.Column('token', sa.String(length=64), nullable=False),
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sa.Column('permission', postgresql.ENUM('read', 'edit', name='sharepermission', create_type=False), nullable=False),
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sa.Column('is_active', sa.Boolean(), nullable=False),
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sa.Column('created_by', sa.UUID(), nullable=True),
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sa.Column('expires_at', sa.DateTime(timezone=True), nullable=True),
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sa.Column('created_at', sa.DateTime(timezone=True), server_default=sa.text('now()'), nullable=False),
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sa.Column('updated_at', sa.DateTime(timezone=True), server_default=sa.text('now()'), nullable=False),
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sa.ForeignKeyConstraint(['map_id'], ['maps.id'], ondelete='CASCADE'),
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sa.ForeignKeyConstraint(['created_by'], ['users.id'], ondelete='SET NULL'),
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sa.PrimaryKeyConstraint('id')
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)
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op.create_index(op.f('ix_map_share_links_map_id'), 'map_share_links', ['map_id'], unique=False)
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op.create_index(op.f('ix_map_share_links_token'), 'map_share_links', ['token'], unique=True)
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def downgrade() -> None:
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op.drop_index(op.f('ix_map_share_links_token'), table_name='map_share_links')
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op.drop_index(op.f('ix_map_share_links_map_id'), table_name='map_share_links')
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op.drop_table('map_share_links')
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op.drop_index(op.f('ix_map_shares_user_id'), table_name='map_shares')
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op.drop_index(op.f('ix_map_shares_map_id'), table_name='map_shares')
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op.drop_table('map_shares')
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op.execute("DROP TYPE sharepermission")
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