2026-09-22 20:15:00 +08:00
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"""
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2026-10-26 00:50:43 +08:00
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Copyright 2024-2026 ReplyPier
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2026-09-22 20:15:00 +08:00
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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"""
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"""add_file_attachments_table
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Revision ID: abc123456789
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Revises: 0cf34ff05aee
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Create Date: 2025-10-30 00:00:00.000000
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"""
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from typing import Sequence, Union
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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: str = 'abc123456789'
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down_revision: Union[str, None] = '0cf34ff05aee'
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branch_labels: Union[str, Sequence[str], None] = None
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depends_on: Union[str, Sequence[str], None] = None
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def upgrade() -> None:
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# Create file_attachments table
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op.create_table('file_attachments',
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sa.Column('id', sa.Integer(), nullable=False),
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sa.Column('file_url', sa.String(), nullable=False),
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sa.Column('filename', sa.String(), nullable=False),
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sa.Column('content_type', sa.String(), nullable=False),
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sa.Column('file_size', sa.BigInteger(), nullable=False),
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sa.Column('chat_history_id', sa.Integer(), nullable=True),
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sa.Column('organization_id', postgresql.UUID(as_uuid=True), nullable=False),
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sa.Column('uploaded_by_user_id', postgresql.UUID(as_uuid=True), nullable=True),
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sa.Column('uploaded_by_customer_id', postgresql.UUID(as_uuid=True), nullable=True),
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sa.Column('created_at', sa.TIMESTAMP(timezone=True), server_default=sa.text('now()'), nullable=True),
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sa.Column('updated_at', sa.TIMESTAMP(timezone=True), server_default=sa.text('now()'), nullable=True),
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sa.ForeignKeyConstraint(['chat_history_id'], ['chat_history.id'], ondelete='CASCADE'),
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sa.ForeignKeyConstraint(['organization_id'], ['organizations.id'], ondelete='CASCADE'),
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sa.ForeignKeyConstraint(['uploaded_by_user_id'], ['users.id'], ondelete='SET NULL'),
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sa.ForeignKeyConstraint(['uploaded_by_customer_id'], ['customers.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_file_attachments_id'), 'file_attachments', ['id'], unique=False)
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def downgrade() -> None:
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# Drop the table and index
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op.drop_index(op.f('ix_file_attachments_id'), table_name='file_attachments')
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op.drop_table('file_attachments')
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