"""add_anonymous_gdpr_support

Revision ID: 6f7f8689fc98
Revises: 7a899ef55e3b
Create Date: 2025-12-01 04:15:00.000000

"""
from alembic import op
import sqlalchemy as sa


# revision identifiers, used by Alembic.
revision = '6f7f8689fc98'
down_revision = '7a899ef55e3b'
branch_labels = None
depends_on = None


def upgrade() -> None:
    # Update gdpr_requests table to support anonymous users
    op.alter_column('gdpr_requests', 'user_id',
                    existing_type=sa.Integer(),
                    nullable=True)
    op.add_column('gdpr_requests', sa.Column('is_anonymous', sa.Boolean(), nullable=False, server_default='0'))
    op.create_index(op.f('ix_gdpr_requests_is_anonymous'), 'gdpr_requests', ['is_anonymous'], unique=False)
    
    # Update consents table to support anonymous users
    op.alter_column('consents', 'user_id',
                    existing_type=sa.Integer(),
                    nullable=True)
    op.add_column('consents', sa.Column('user_email', sa.String(length=255), nullable=True))
    op.add_column('consents', sa.Column('is_anonymous', sa.Boolean(), nullable=False, server_default='0'))
    op.create_index(op.f('ix_consents_user_email'), 'consents', ['user_email'], unique=False)
    op.create_index(op.f('ix_consents_is_anonymous'), 'consents', ['is_anonymous'], unique=False)


def downgrade() -> None:
    op.drop_index(op.f('ix_consents_is_anonymous'), table_name='consents')
    op.drop_index(op.f('ix_consents_user_email'), table_name='consents')
    op.drop_column('consents', 'is_anonymous')
    op.drop_column('consents', 'user_email')
    op.alter_column('consents', 'user_id',
                    existing_type=sa.Integer(),
                    nullable=False)
    
    op.drop_index(op.f('ix_gdpr_requests_is_anonymous'), table_name='gdpr_requests')
    op.drop_column('gdpr_requests', 'is_anonymous')
    op.alter_column('gdpr_requests', 'user_id',
                    existing_type=sa.Integer(),
                    nullable=False)