"""create notifications

Revision ID: e2b6d8f0a4c1
Revises: c9e5a1b7d3f2
Create Date: 2026-11-01 18:55:00.000000

"""
from typing import Sequence, Union

from alembic import op
import sqlalchemy as sa


# revision identifiers, used by Alembic.
revision: str = "e2b6d8f0a4c1"
down_revision: Union[str, Sequence[str], None] = "c9e5a1b7d3f2"
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None


def upgrade() -> None:
    op.create_table(
        "notification",
        sa.Column("id", sa.Integer(), nullable=False),
        sa.Column("user_id", sa.Integer(), nullable=False),
        sa.Column("message", sa.String(length=500), nullable=False),
        sa.Column("is_read", sa.Boolean(), nullable=False),
        sa.Column("created_at", sa.DateTime(), nullable=False),
        sa.Column("read_at", sa.DateTime(), nullable=True),
        sa.ForeignKeyConstraint(["user_id"], ["user.id"]),
        sa.PrimaryKeyConstraint("id"),
    )
    op.create_index(
        op.f("ix_notification_user_id"), "notification", ["user_id"], unique=False
    )


def downgrade() -> None:
    op.drop_index(op.f("ix_notification_user_id"), table_name="notification")
    op.drop_table("notification")