"""stripe integration: users.stripe_customer_id / stripe_subscription_id,
stripe_events table.

Revision ID: 0019
Revises: 0018
Create Date: 2026-05-26
"""
from typing import Sequence, Union

import sqlalchemy as sa
from alembic import op


revision: str = "0019"
down_revision: Union[str, None] = "0018"
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None


def upgrade() -> None:
    op.add_column(
        "users",
        sa.Column("stripe_customer_id", sa.String(length=64), nullable=True),
    )
    op.add_column(
        "users",
        sa.Column("stripe_subscription_id", sa.String(length=64), nullable=True),
    )
    op.create_unique_constraint(
        "uq_users_stripe_customer", "users", ["stripe_customer_id"],
    )

    op.create_table(
        "stripe_events",
        sa.Column("id", sa.BigInteger(), autoincrement=True, primary_key=True),
        sa.Column("event_id", sa.String(length=128), nullable=False),
        sa.Column("event_type", sa.String(length=64), nullable=False),
        sa.Column("received_at", sa.DateTime(timezone=True), nullable=False),
        sa.Column("processed_at", sa.DateTime(timezone=True), nullable=True),
        sa.Column("error", sa.Text(), nullable=True),
        sa.Column("payload", sa.Text(), nullable=False),
        sa.UniqueConstraint("event_id", name="uq_stripe_events_event_id"),
    )
    op.create_index(
        "ix_stripe_events_type_received",
        "stripe_events",
        ["event_type", "received_at"],
    )


def downgrade() -> None:
    op.drop_index("ix_stripe_events_type_received", table_name="stripe_events")
    op.drop_table("stripe_events")
    op.drop_constraint("uq_users_stripe_customer", "users", type_="unique")
    op.drop_column("users", "stripe_subscription_id")
    op.drop_column("users", "stripe_customer_id")