PARAM image AS STRING

barcode = SCAN BARCODE image
IF NOT barcode THEN
    RETURN {error: "No barcode found"}
END IF

ean = barcode.data
cached = FIND "products", "global_trade_number=" + ean
IF cached THEN
    RETURN cached
END IF

data = GET "https://world.openfoodfacts.org/api/v0/product/" + ean + ".json"
IF data.product THEN
    product = {
        name: data.product.product_name,
        brand: data.product.brands,
        global_trade_number: ean,
        description: data.product.generic_name,
        category: data.product.categories,
        net_weight: data.product.quantity
    }
ELSE
    product = LLM "Search product info for EAN: " + ean + ". Return JSON {name, brand, description, category}"
    product.global_trade_number = ean
END IF

SAVE "products", product
RETURN product