"""add_indexes_and_fk

Revision ID: ca107b03ddf8
Revises: 40f5317720a4
Create Date: 2026-01-04 15:32:14.881408

"""
from collections.abc import Sequence

from alembic import op
import sqlalchemy as sa


revision: str = 'ca107b03ddf8'
down_revision: str | None = '40f5317720a4'
branch_labels: str | Sequence[str] | None = None
depends_on: str | Sequence[str] | None = None


def upgrade() -> None:
    # ### commands auto generated by Alembic - please adjust! ###
    op.create_index(op.f('ix_options_question_id'), 'options', ['question_id'], unique=False)
    op.create_index(op.f('ix_questions_test_id'), 'questions', ['test_id'], unique=False)
    op.create_index(op.f('ix_test_attempts_test_id'), 'test_attempts', ['test_id'], unique=False)
    op.create_foreign_key(None, 'test_attempts', 'users', ['user_id'], ['id'])
    op.create_index(op.f('ix_user_answers_attempt_id'), 'user_answers', ['attempt_id'], unique=False)
    op.create_index(op.f('ix_user_answers_question_id'), 'user_answers', ['question_id'], unique=False)
    op.create_index(op.f('ix_users_group'), 'users', ['group'], unique=False)
    op.create_index(op.f('ix_users_username'), 'users', ['username'], unique=False)
    # ### end Alembic commands ###


def downgrade() -> None:
    # ### commands auto generated by Alembic - please adjust! ###
    op.drop_index(op.f('ix_users_username'), table_name='users')
    op.drop_index(op.f('ix_users_group'), table_name='users')
    op.drop_index(op.f('ix_user_answers_question_id'), table_name='user_answers')
    op.drop_index(op.f('ix_user_answers_attempt_id'), table_name='user_answers')
    op.drop_constraint(None, 'test_attempts', type_='foreignkey')
    op.drop_index(op.f('ix_test_attempts_test_id'), table_name='test_attempts')
    op.drop_index(op.f('ix_questions_test_id'), table_name='questions')
    op.drop_index(op.f('ix_options_question_id'), table_name='options')
    # ### end Alembic commands ###