"""Пользователи, refresh-токены и журнал аудита

Revision ID: 0001
Revises:
Create Date: 2026-09-22
"""

from __future__ import annotations

from collections.abc import Sequence

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

revision: str = "0001"
down_revision: str | None = None
branch_labels: str | Sequence[str] | None = None
depends_on: str | Sequence[str] | None = None

user_role = postgresql.ENUM("admin", "cashier", "viewer", name="user_role", create_type=False)


def upgrade() -> None:
    user_role.create(op.get_bind(), checkfirst=True)

    op.create_table(
        "users",
        sa.Column("id", sa.Uuid(), nullable=False),
        sa.Column("email", sa.String(length=320), nullable=False),
        sa.Column("password_hash", sa.String(length=255), nullable=False),
        sa.Column("full_name", sa.String(length=255), nullable=False),
        sa.Column("role", user_role, nullable=False),
        sa.Column("is_active", sa.Boolean(), nullable=False),
        sa.Column("last_login_at", sa.DateTime(timezone=True), nullable=True),
        sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.text("now()"), nullable=False),
        sa.Column("updated_at", sa.DateTime(timezone=True), server_default=sa.text("now()"), nullable=False),
        sa.PrimaryKeyConstraint("id", name=op.f("pk_users")),
    )
    op.create_index(op.f("ix_users_email"), "users", ["email"], unique=True)

    op.create_table(
        "refresh_tokens",
        sa.Column("id", sa.Uuid(), nullable=False),
        sa.Column("user_id", sa.Uuid(), nullable=False),
        sa.Column("token_hash", sa.String(length=64), nullable=False),
        sa.Column("expires_at", sa.DateTime(timezone=True), nullable=False),
        sa.Column("revoked_at", sa.DateTime(timezone=True), nullable=True),
        sa.Column("replaced_by_id", sa.Uuid(), nullable=True),
        sa.Column("user_agent", sa.String(length=512), nullable=True),
        sa.Column("ip", sa.String(length=64), nullable=True),
        sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.text("now()"), nullable=False),
        sa.Column("updated_at", sa.DateTime(timezone=True), server_default=sa.text("now()"), nullable=False),
        sa.ForeignKeyConstraint(
            ["user_id"],
            ["users.id"],
            name=op.f("fk_refresh_tokens_user_id_users"),
            ondelete="CASCADE",
        ),
        sa.ForeignKeyConstraint(
            ["replaced_by_id"],
            ["refresh_tokens.id"],
            name=op.f("fk_refresh_tokens_replaced_by_id_refresh_tokens"),
            ondelete="SET NULL",
        ),
        sa.PrimaryKeyConstraint("id", name=op.f("pk_refresh_tokens")),
    )
    op.create_index(op.f("ix_refresh_tokens_user_id"), "refresh_tokens", ["user_id"])
    op.create_index(
        op.f("ix_refresh_tokens_token_hash"), "refresh_tokens", ["token_hash"], unique=True
    )

    op.create_table(
        "audit_log",
        sa.Column("id", sa.Uuid(), nullable=False),
        sa.Column("user_id", sa.Uuid(), nullable=True),
        sa.Column("actor_label", sa.String(length=320), nullable=True),
        sa.Column("action", sa.String(length=64), nullable=False),
        sa.Column("entity_type", sa.String(length=64), nullable=True),
        sa.Column("entity_id", sa.String(length=64), nullable=True),
        sa.Column("payload", postgresql.JSONB(astext_type=sa.Text()), nullable=False),
        sa.Column("ip", sa.String(length=64), nullable=True),
        sa.Column("user_agent", sa.String(length=512), nullable=True),
        sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.text("now()"), nullable=False),
        sa.ForeignKeyConstraint(
            ["user_id"], ["users.id"], name=op.f("fk_audit_log_user_id_users"), ondelete="SET NULL"
        ),
        sa.PrimaryKeyConstraint("id", name=op.f("pk_audit_log")),
    )
    op.create_index(op.f("ix_audit_log_user_id"), "audit_log", ["user_id"])
    op.create_index(op.f("ix_audit_log_action"), "audit_log", ["action"])
    op.create_index(op.f("ix_audit_log_created_at"), "audit_log", ["created_at"])
    op.create_index("ix_audit_log_entity", "audit_log", ["entity_type", "entity_id"])


def downgrade() -> None:
    op.drop_table("audit_log")
    op.drop_table("refresh_tokens")
    op.drop_table("users")
    user_role.drop(op.get_bind(), checkfirst=True)