"""add users table

Revision ID: 20260403_0004
Revises: 20260403_0003
Create Date: 2026-04-03 02:00:00
"""

from __future__ import annotations

from alembic import op
import sqlalchemy as sa


revision = "20260403_0004"
down_revision = "20260403_0003"
branch_labels = None
depends_on = None


def upgrade() -> None:
    op.create_table(
        "users",
        sa.Column("id", sa.Text(), nullable=False),
        sa.Column("username", sa.Text(), nullable=False),
        sa.Column("email", sa.Text(), nullable=True),
        sa.Column("created_at", sa.TIMESTAMP(timezone=True), nullable=False, server_default=sa.text("NOW()")),
        sa.Column("updated_at", sa.TIMESTAMP(timezone=True), nullable=False, server_default=sa.text("NOW()")),
        sa.PrimaryKeyConstraint("id"),
        sa.UniqueConstraint("username", name="uq_users_username"),
        sa.UniqueConstraint("email", name="uq_users_email"),
    )
    op.create_index("ix_users_created_at", "users", ["created_at"])


def downgrade() -> None:
    op.drop_index("ix_users_created_at", table_name="users")
    op.drop_table("users")