TradingAgents/migrations/versions/001_initial_migration.py

66 lines
2.7 KiB
Python

"""Initial migration - Create users and strategies tables
Revision ID: 001
Revises:
Create Date: 2024-12-26 00:00:00.000000
"""
from typing import Sequence, Union
from alembic import op
import sqlalchemy as sa
# revision identifiers, used by Alembic.
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:
"""Create users and strategies tables."""
# Create users table
op.create_table(
'users',
sa.Column('id', sa.Integer(), autoincrement=True, nullable=False),
sa.Column('username', sa.String(length=255), nullable=False),
sa.Column('email', sa.String(length=255), nullable=False),
sa.Column('hashed_password', sa.String(length=255), nullable=False),
sa.Column('full_name', sa.String(length=255), nullable=True),
sa.Column('is_active', sa.Boolean(), nullable=False, server_default='1'),
sa.Column('is_superuser', sa.Boolean(), nullable=False, server_default='0'),
sa.Column('created_at', sa.DateTime(timezone=True), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=False),
sa.Column('updated_at', sa.DateTime(timezone=True), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=False),
sa.PrimaryKeyConstraint('id'),
sa.UniqueConstraint('username'),
sa.UniqueConstraint('email')
)
op.create_index('ix_users_username', 'users', ['username'])
op.create_index('ix_users_email', 'users', ['email'])
# Create strategies table
op.create_table(
'strategies',
sa.Column('id', sa.Integer(), autoincrement=True, nullable=False),
sa.Column('user_id', sa.Integer(), nullable=False),
sa.Column('name', sa.String(length=255), nullable=False),
sa.Column('description', sa.Text(), nullable=True),
sa.Column('parameters', sa.JSON(), nullable=True),
sa.Column('is_active', sa.Boolean(), nullable=False, server_default='1'),
sa.Column('created_at', sa.DateTime(timezone=True), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=False),
sa.Column('updated_at', sa.DateTime(timezone=True), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=False),
sa.ForeignKeyConstraint(['user_id'], ['users.id'], ondelete='CASCADE'),
sa.PrimaryKeyConstraint('id')
)
op.create_index('ix_strategies_name', 'strategies', ['name'])
def downgrade() -> None:
"""Drop users and strategies tables."""
op.drop_index('ix_strategies_name', 'strategies')
op.drop_table('strategies')
op.drop_index('ix_users_email', 'users')
op.drop_index('ix_users_username', 'users')
op.drop_table('users')