"""Create guest_users table.

Revision ID: 0059
Revises: 0058
Create Date: 2026-07-29 02:47:00.000000
"""

from __future__ import annotations

from typing import Sequence, Union

from alembic import op
import sqlalchemy as sa
from sqlalchemy.dialects import postgresql

# revision identifiers, used by Alembic.
revision: str = "0059"
down_revision: str | None = "0058"
branch_labels: str | Sequence[str] | None = None
depends_on: str | Sequence[str] | None = None


def upgrade() -> None:
    op.create_table(
        "guest_users",
        sa.Column("id", postgresql.UUID(as_uuid=True), primary_key=True, server_default=sa.text("gen_random_uuid()")),
        sa.Column("email", sa.String(255), nullable=False),
        sa.Column("name", sa.String(255), nullable=False),
        sa.Column("password_hash", sa.String(255), nullable=True),
        sa.Column("tenant_id", postgresql.UUID(as_uuid=True), sa.ForeignKey("tenants.id", ondelete="CASCADE"), nullable=False),
        sa.Column("invited_by", postgresql.UUID(as_uuid=True), sa.ForeignKey("users.id", ondelete="SET NULL"), nullable=True),
        sa.Column("status", sa.String(20), nullable=False, server_default="invited"),
        sa.Column("expires_at", sa.DateTime(timezone=True), nullable=True),
        sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
        sa.Column("updated_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
    )
    op.create_index("ix_guest_users_email_tenant", "guest_users", ["email", "tenant_id"], unique=True)
    op.create_index("ix_guest_users_status", "guest_users", ["status", "tenant_id"])
    op.create_index("ix_guest_users_invited_by", "guest_users", ["invited_by"])


def downgrade() -> None:
    op.drop_index("ix_guest_users_invited_by", table_name="guest_users")
    op.drop_index("ix_guest_users_status", table_name="guest_users")
    op.drop_index("ix_guest_users_email_tenant", table_name="guest_users")
    op.drop_table("guest_users")