"""empty message

Revision ID: 0c170eb5276b
Revises: df37d07d5457
Create Date: 2024-09-02 03:32:56.974603

"""

from alembic import op
import sqlalchemy as sa
import sqlmodel.sql.sqltypes
from tidb_vector.sqlalchemy import VectorType


# revision identifiers, used by Alembic.
revision = "0c170eb5276b"
down_revision = "df37d07d5457"
branch_labels = None
depends_on = None


def upgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    op.add_column(
        "db_instances",
        sa.Column(
            "created_at",
            sa.DateTime(timezone=True),
            server_default=sa.text("now()"),
            nullable=True,
        ),
    )
    op.add_column(
        "db_instances",
        sa.Column(
            "updated_at",
            sa.DateTime(timezone=True),
            server_default=sa.text("now()"),
            nullable=True,
        ),
    )
    op.drop_constraint("fk_2", "user_sessions", type_="foreignkey")
    op.drop_index("fk_1", table_name="user_sessions")
    op.create_foreign_key(
        None, "user_sessions", "db_instances", ["instance_id"], ["id"]
    )
    op.drop_constraint("fk_2", "validation_jobs", type_="foreignkey")
    op.drop_index("fk_1", table_name="validation_jobs")
    op.create_foreign_key(
        None, "validation_jobs", "db_instances", ["instance_id"], ["id"]
    )
    # ### end Alembic commands ###


def downgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    op.drop_constraint(None, "validation_jobs", type_="foreignkey")
    op.create_index("fk_1", "validation_jobs", ["instance_id"], unique=False)
    op.create_foreign_key(
        "fk_2",
        "validation_jobs",
        "db_instances",
        ["instance_id"],
        ["id"],
        referent_schema="tcs_sql_playground",
    )
    op.drop_constraint(None, "user_sessions", type_="foreignkey")
    op.create_index("fk_1", "user_sessions", ["instance_id"], unique=False)
    op.create_foreign_key(
        "fk_2",
        "user_sessions",
        "db_instances",
        ["instance_id"],
        ["id"],
        referent_schema="tcs_sql_playground",
    )
    op.drop_column("db_instances", "updated_at")
    op.drop_column("db_instances", "created_at")
    # ### end Alembic commands ###