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backend/alembic/versions/cfac344e21b4_add_trade_proposals_table.py

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+"""add_trade_proposals_table
+
+Revision ID: cfac344e21b4
+Revises: b989aae3e37d
+Create Date: 2026-03-28 22:01:28.188084
+
+"""
+from typing import Sequence, Union
+
+from alembic import op
+import sqlalchemy as sa
+from sqlalchemy.dialects import postgresql
+
+# revision identifiers, used by Alembic.
+revision: str = 'cfac344e21b4'
+down_revision: Union[str, Sequence[str], None] = 'b989aae3e37d'
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    """Upgrade schema."""
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_table('trade_proposals',
+    sa.Column('id', sa.UUID(), nullable=False),
+    sa.Column('proposer_id', sa.UUID(), nullable=False),
+    sa.Column('recipient_id', sa.UUID(), nullable=False),
+    sa.Column('offered_card_ids', postgresql.JSONB(astext_type=sa.Text()), nullable=False),
+    sa.Column('requested_card_id', sa.UUID(), nullable=False),
+    sa.Column('status', sa.String(), nullable=False),
+    sa.Column('created_at', sa.DateTime(), nullable=False),
+    sa.Column('expires_at', sa.DateTime(), nullable=False),
+    sa.ForeignKeyConstraint(['proposer_id'], ['users.id'], ),
+    sa.ForeignKeyConstraint(['recipient_id'], ['users.id'], ),
+    sa.ForeignKeyConstraint(['requested_card_id'], ['cards.id'], ),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_index('ix_trade_proposals_proposer_status', 'trade_proposals', ['proposer_id', 'status'])
+    op.create_index('ix_trade_proposals_recipient_status', 'trade_proposals', ['recipient_id', 'status'])
+    # ### end Alembic commands ###
+
+
+def downgrade() -> None:
+    """Downgrade schema."""
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_index('ix_trade_proposals_proposer_status', 'trade_proposals')
+    op.drop_index('ix_trade_proposals_recipient_status', 'trade_proposals')
+    op.drop_table('trade_proposals')
+    # ### end Alembic commands ###