{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/google-cloud-recommendations-ai/refs/heads/main/json-schema/catalog-item.json",
  "title": "Catalog Item",
  "description": "Schema for a Google Cloud Recommendations AI catalog item resource.",
  "type": "object",
  "required": ["id", "categoryHierarchies", "title"],
  "properties": {
    "id": {
      "type": "string",
      "description": "Unique identifier of the catalog item."
    },
    "categoryHierarchies": {
      "type": "array",
      "description": "Category hierarchies for the catalog item.",
      "items": {
        "type": "object",
        "properties": {
          "categories": {
            "type": "array",
            "items": {
              "type": "string"
            },
            "description": "Ordered list of category names from root to leaf."
          }
        }
      }
    },
    "title": {
      "type": "string",
      "description": "Title of the catalog item."
    },
    "description": {
      "type": "string",
      "description": "Description of the catalog item."
    },
    "languageCode": {
      "type": "string",
      "description": "Language code of the catalog item content."
    },
    "tags": {
      "type": "array",
      "items": {
        "type": "string"
      },
      "description": "Tags associated with the catalog item."
    },
    "itemAttributes": {
      "type": "object",
      "description": "Custom attributes of the catalog item.",
      "properties": {
        "categoricalFeatures": {
          "type": "object",
          "additionalProperties": {
            "type": "object"
          }
        },
        "numericalFeatures": {
          "type": "object",
          "additionalProperties": {
            "type": "object"
          }
        }
      }
    },
    "productMetadata": {
      "type": "object",
      "description": "Product-specific metadata.",
      "properties": {
        "priceRange": {
          "type": "object",
          "properties": {
            "min": {
              "type": "number",
              "description": "Minimum product price."
            },
            "max": {
              "type": "number",
              "description": "Maximum product price."
            }
          }
        },
        "availableQuantity": {
          "type": "integer",
          "description": "Available quantity of the product."
        },
        "canonicalProductUri": {
          "type": "string",
          "description": "Canonical URI of the product page."
        }
      }
    }
  }
}