core/homeassistant/components/picnic/services.yaml

add_product:
  name: Add a product to the cart
  description: >-
    Adds a product to the cart based on a search string or product ID.
    The search string and product ID are exclusive.

  fields:
    config_entry_id:
      name: Picnic service
      description: The product will be added to the selected service.
      required: true
      selector:
        config_entry:
          integration: picnic
    product_id:
      name: Product ID
      description: The product ID of a Picnic product.
      required: false
      example: "10510201"
      selector:
        text:
    product_name:
      name: Product name
      description: Search for a product and add the first result
      required: false
      example: "Yoghurt"
      selector:
        text:
    amount:
      name: Amount
      description: Amount to add of the selected product
      required: false
      default: 1
      selector:
        number:
          min: 1
          max: 50