"""add table article

Revision ID: 7de2da2e824b
Revises: dfad2ce9d3b7
Create Date: 2026-02-15 15:11:54.662014

"""
from typing import Sequence, Union

from alembic import op
import sqlalchemy as sa


# revision identifiers, used by Alembic.
revision: str = '7de2da2e824b'
down_revision: Union[str, Sequence[str], None] = 'dfad2ce9d3b7'
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None


def upgrade() -> None:
    """Upgrade schema."""
    # ### commands auto generated by Alembic - please adjust! ###
    op.create_table('t_article',
    sa.Column('id', sa.Integer(), autoincrement=True, nullable=False, comment='自动递增的唯一内容ID'),
    sa.Column('title', sa.String(length=256), nullable=False, comment='标题'),
    sa.Column('keywords', sa.Text(), nullable=True, comment='关键词'),
    sa.Column('content', sa.Text(), nullable=True, comment='内容'),
    sa.Column('create_time', sa.DateTime(timezone=True), server_default=sa.text('now()'), nullable=False, comment='创建时间'),
    sa.Column('used', sa.Boolean(), nullable=False, comment='是否已被使用'),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_index(op.f('ix_t_article_title'), 't_article', ['title'], unique=False)
    # ### end Alembic commands ###


def downgrade() -> None:
    """Downgrade schema."""
    # ### commands auto generated by Alembic - please adjust! ###
    op.drop_index(op.f('ix_t_article_title'), table_name='t_article')
    op.drop_table('t_article')
    # ### end Alembic commands ###