volsu-contests/backend/alembic/versions/001_initial.py
2025-11-30 19:55:50 +03:00

114 lines
4.6 KiB
Python

"""Initial migration
Revision ID: 001
Revises:
Create Date: 2025-11-30
"""
from typing import Sequence, Union
from alembic import op
import sqlalchemy as sa
revision: str = '001'
down_revision: Union[str, None] = None
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None
def upgrade() -> None:
# Users table
op.create_table(
'users',
sa.Column('id', sa.Integer(), primary_key=True),
sa.Column('email', sa.String(255), nullable=False, unique=True, index=True),
sa.Column('username', sa.String(100), nullable=False),
sa.Column('password_hash', sa.String(255), nullable=False),
sa.Column('role', sa.String(20), default='participant'),
sa.Column('is_active', sa.Boolean(), default=True),
sa.Column('created_at', sa.DateTime(), default=sa.func.now()),
)
# Contests table
op.create_table(
'contests',
sa.Column('id', sa.Integer(), primary_key=True),
sa.Column('title', sa.String(255), nullable=False),
sa.Column('description', sa.Text(), nullable=True),
sa.Column('start_time', sa.DateTime(), nullable=False),
sa.Column('end_time', sa.DateTime(), nullable=False),
sa.Column('is_active', sa.Boolean(), default=False),
sa.Column('created_by', sa.Integer(), sa.ForeignKey('users.id'), nullable=True),
sa.Column('created_at', sa.DateTime(), default=sa.func.now()),
)
# Problems table
op.create_table(
'problems',
sa.Column('id', sa.Integer(), primary_key=True),
sa.Column('contest_id', sa.Integer(), sa.ForeignKey('contests.id', ondelete='CASCADE'), nullable=False),
sa.Column('title', sa.String(255), nullable=False),
sa.Column('description', sa.Text(), nullable=False),
sa.Column('input_format', sa.Text(), nullable=True),
sa.Column('output_format', sa.Text(), nullable=True),
sa.Column('constraints', sa.Text(), nullable=True),
sa.Column('time_limit_ms', sa.Integer(), default=1000),
sa.Column('memory_limit_kb', sa.Integer(), default=262144),
sa.Column('total_points', sa.Integer(), default=100),
sa.Column('order_index', sa.Integer(), default=0),
sa.Column('created_at', sa.DateTime(), default=sa.func.now()),
)
# Test cases table
op.create_table(
'test_cases',
sa.Column('id', sa.Integer(), primary_key=True),
sa.Column('problem_id', sa.Integer(), sa.ForeignKey('problems.id', ondelete='CASCADE'), nullable=False),
sa.Column('input', sa.Text(), nullable=False),
sa.Column('expected_output', sa.Text(), nullable=False),
sa.Column('is_sample', sa.Boolean(), default=False),
sa.Column('points', sa.Integer(), default=0),
sa.Column('order_index', sa.Integer(), default=0),
)
# Submissions table
op.create_table(
'submissions',
sa.Column('id', sa.Integer(), primary_key=True),
sa.Column('user_id', sa.Integer(), sa.ForeignKey('users.id'), nullable=False),
sa.Column('problem_id', sa.Integer(), sa.ForeignKey('problems.id'), nullable=False),
sa.Column('contest_id', sa.Integer(), sa.ForeignKey('contests.id'), nullable=False),
sa.Column('source_code', sa.Text(), nullable=False),
sa.Column('language_id', sa.Integer(), nullable=False),
sa.Column('language_name', sa.String(50), nullable=True),
sa.Column('status', sa.String(50), default='pending'),
sa.Column('score', sa.Integer(), default=0),
sa.Column('total_points', sa.Integer(), default=0),
sa.Column('tests_passed', sa.Integer(), default=0),
sa.Column('tests_total', sa.Integer(), default=0),
sa.Column('execution_time_ms', sa.Integer(), nullable=True),
sa.Column('memory_used_kb', sa.Integer(), nullable=True),
sa.Column('judge_response', sa.JSON(), nullable=True),
sa.Column('created_at', sa.DateTime(), default=sa.func.now()),
)
# Contest participants table
op.create_table(
'contest_participants',
sa.Column('id', sa.Integer(), primary_key=True),
sa.Column('contest_id', sa.Integer(), sa.ForeignKey('contests.id'), nullable=False),
sa.Column('user_id', sa.Integer(), sa.ForeignKey('users.id'), nullable=False),
sa.Column('joined_at', sa.DateTime(), default=sa.func.now()),
sa.UniqueConstraint('contest_id', 'user_id', name='unique_contest_participant'),
)
def downgrade() -> None:
op.drop_table('contest_participants')
op.drop_table('submissions')
op.drop_table('test_cases')
op.drop_table('problems')
op.drop_table('contests')
op.drop_table('users')