"""Migrate to sqlmodel.

Revision ID: a8d8e45f60a1
Revises: 115bcd2e1a38
Create Date: 2025-09-12 16:10:41.378716

"""
from typing import Sequence, Union

from alembic import op
from datetime import UTC, datetime
import sqlalchemy as sa
import sqlmodel


# revision identifiers, used by Alembic.
revision: str = 'a8d8e45f60a1'
down_revision: Union[str, Sequence[str], None] = '115bcd2e1a38'
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! ###
    with op.batch_alter_table('bookmark', schema=None) as batch_op:
        batch_op.alter_column('note',
                   existing_type=sa.TEXT(),
                   type_=sqlmodel.sql.sqltypes.AutoString(),
                   nullable=True,
                   existing_server_default=sa.text('(null)'))
        batch_op.alter_column('starred',
                   existing_type=sa.BOOLEAN(),
                   nullable=False,
                   existing_server_default=sa.text('0'))
        batch_op.alter_column('modified_date',
                   existing_type=sa.DATETIME(),
                   nullable=True)
        batch_op.alter_column('deleted_date',
                   existing_type=sa.DATETIME(),
                   nullable=True,
                   existing_server_default=sa.text('(null)'))
        batch_op.alter_column('status',
                   existing_type=sa.INTEGER(),
                   nullable=False,
                   existing_server_default=sa.text('0'))
        batch_op.create_foreign_key('bookmark_user', 'user', ['userkey'], ['key'])
    with op.batch_alter_table('publictag', schema=None) as batch_op:
        batch_op.alter_column('created_date',
                   existing_type=sa.DATETIME(),
                   nullable=True,
                   existing_server_default=sa.text(str(datetime.now(UTC))))
        batch_op.create_foreign_key('publictag_user', 'user', ['userkey'], ['key'])
    with op.batch_alter_table('user', schema=None) as batch_op:
        batch_op.alter_column('theme',
                   existing_type=sa.VARCHAR(length=20),
                   nullable=False,
                   existing_server_default=sa.text("'green'"))
    # ### end Alembic commands ###


def downgrade() -> None:
    """Downgrade schema."""
    # ### commands auto generated by Alembic - please adjust! ###
    op.alter_column('user', 'theme',
               existing_type=sa.VARCHAR(length=20),
               nullable=True,
               existing_server_default=sa.text("'green'"))
    op.drop_constraint(None, 'publictag', type_='foreignkey')
    op.alter_column('publictag', 'created_date',
               existing_type=sa.DATETIME(),
               nullable=True,
               existing_server_default=sa.text('(null)'))
    op.drop_constraint(None, 'bookmark', type_='foreignkey')
    op.alter_column('bookmark', 'status',
               existing_type=sa.INTEGER(),
               nullable=True,
               existing_server_default=sa.text('0'))
    op.alter_column('bookmark', 'deleted_date',
               existing_type=sa.DATETIME(),
               nullable=True,
               existing_server_default=sa.text('(null)'))
    op.alter_column('bookmark', 'modified_date',
               existing_type=sa.DATETIME(),
               nullable=True)
    op.alter_column('bookmark', 'starred',
               existing_type=sa.BOOLEAN(),
               nullable=True,
               existing_server_default=sa.text('0'))
    op.alter_column('bookmark', 'note',
               existing_type=sqlmodel.sql.sqltypes.AutoString(),
               type_=sa.TEXT(),
               nullable=True,
               existing_server_default=sa.text('(null)'))
    # ### end Alembic commands ###