"""Phase 6c: Zwischenspeicher für Produktabfragen

Revision ID: 0008
Revises: 0007
Create Date: 2026-08-08
"""
from collections.abc import Sequence

import sqlalchemy as sa
from alembic import op

revision: str = "0008"
down_revision: str | None = "0007"
branch_labels: str | Sequence[str] | None = None
depends_on: str | Sequence[str] | None = None


def upgrade() -> None:
    op.create_table(
        "product_cache",
        sa.Column("barcode", sa.String(64), primary_key=True),
        sa.Column("found", sa.Boolean(), nullable=False, server_default=sa.text("0")),
        sa.Column("name", sa.String(300), nullable=True),
        sa.Column("brand", sa.String(200), nullable=True),
        sa.Column("package", sa.String(120), nullable=True),
        sa.Column("quantity", sa.Numeric(10, 3), nullable=True),
        sa.Column("unit", sa.String(32), nullable=True),
        sa.Column("source", sa.String(32), nullable=False, server_default="openfoodfacts"),
        sa.Column("fetched_at", sa.DateTime(), nullable=False, server_default=sa.func.now()),
        mysql_engine="InnoDB",
        mysql_charset="utf8mb4",
        mysql_collate="utf8mb4_unicode_ci",
    )


def downgrade() -> None:
    op.drop_table("product_cache")