35 lines
1.0 KiB
Python
35 lines
1.0 KiB
Python
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"""Drop AI chat tables (migrated to comm conversations)
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Revision ID: 0137
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Revises: 0136
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Create Date: 2026-08-21
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AI chat functionality is now handled by the kommunikation plugin's
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comm_conversations and comm_messages tables. The old AI-specific tables
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(ai_chat_sessions, ai_chat_messages, ai_chat_attachments, ai_conversations,
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ai_messages) are no longer needed and are dropped.
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"""
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from alembic import op
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import sqlalchemy as sa
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# revision identifiers, used by Alembic.
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revision = "0137"
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down_revision = "0136"
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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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# Use IF EXISTS to avoid errors if tables are already gone
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op.execute("DROP TABLE IF EXISTS ai_chat_attachments CASCADE")
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op.execute("DROP TABLE IF EXISTS ai_chat_messages CASCADE")
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op.execute("DROP TABLE IF EXISTS ai_chat_sessions CASCADE")
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op.execute("DROP TABLE IF EXISTS ai_messages CASCADE")
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op.execute("DROP TABLE IF EXISTS ai_conversations CASCADE")
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def downgrade() -> None:
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# Tables cannot be restored — data was migrated or was empty.
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pass
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