70 lines
2.8 KiB
Python
70 lines
2.8 KiB
Python
"""Initial migration
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Revision ID: 001_initial_migration
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Revises:
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Create Date: 2023-10-01
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"""
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from typing import Sequence, Union
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from alembic import op
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import sqlalchemy as sa
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# revision identifiers, used by Alembic.
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revision: str = '001_initial_migration'
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down_revision: Union[str, None] = None
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branch_labels: Union[str, Sequence[str], None] = None
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depends_on: Union[str, Sequence[str], None] = None
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def upgrade() -> None:
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# Create users table
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op.create_table(
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'users',
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sa.Column('id', sa.Integer(), nullable=False),
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sa.Column('email', sa.String(), nullable=False),
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sa.Column('username', sa.String(), nullable=False),
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sa.Column('hashed_password', sa.String(), nullable=False),
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sa.Column('is_active', sa.Boolean(), nullable=True),
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sa.Column('is_superuser', sa.Boolean(), nullable=True),
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sa.Column('created_at', sa.DateTime(), nullable=True),
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sa.Column('updated_at', sa.DateTime(), nullable=True),
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sa.PrimaryKeyConstraint('id'),
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)
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op.create_index(op.f('ix_users_email'), 'users', ['email'], unique=True)
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op.create_index(op.f('ix_users_id'), 'users', ['id'], unique=False)
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op.create_index(op.f('ix_users_username'), 'users', ['username'], unique=True)
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# Create tasks table with task_status and task_priority enum types
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# SQLite doesn't support ENUMs directly, so we use string with a check constraint
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op.create_table(
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'tasks',
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sa.Column('id', sa.Integer(), nullable=False),
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sa.Column('title', sa.String(length=255), nullable=False),
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sa.Column('description', sa.Text(), nullable=True),
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sa.Column('status', sa.String(), nullable=False),
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sa.Column('priority', sa.String(), nullable=False),
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sa.Column('due_date', sa.DateTime(), nullable=True),
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sa.Column('is_completed', sa.Boolean(), nullable=True),
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sa.Column('created_at', sa.DateTime(), nullable=True),
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sa.Column('updated_at', sa.DateTime(), nullable=True),
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sa.Column('owner_id', sa.Integer(), nullable=False),
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sa.ForeignKeyConstraint(['owner_id'], ['users.id'], ),
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sa.PrimaryKeyConstraint('id'),
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sa.CheckConstraint("status IN ('todo', 'in_progress', 'done')"),
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sa.CheckConstraint("priority IN ('low', 'medium', 'high')"),
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)
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op.create_index(op.f('ix_tasks_id'), 'tasks', ['id'], unique=False)
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op.create_index(op.f('ix_tasks_title'), 'tasks', ['title'], unique=False)
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def downgrade() -> None:
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op.drop_index(op.f('ix_tasks_title'), table_name='tasks')
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op.drop_index(op.f('ix_tasks_id'), table_name='tasks')
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op.drop_table('tasks')
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op.drop_index(op.f('ix_users_username'), table_name='users')
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op.drop_index(op.f('ix_users_id'), table_name='users')
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op.drop_index(op.f('ix_users_email'), table_name='users')
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op.drop_table('users') |