{
  "$schema": "http://json-schema.org/draft-07/schema",
  "$id": "https://flowable.com/functionDelegates.json",
  "type": "array",
  "title": "The Design Function Delegates Schema",
  "description": "This is a helper resource, not officially supported",
  "items": {
    "minItems": 1,
    "$ref": "#/definitions/functionDelegate"
  },
  "definitions": {
    "functionDelegate": {
      "type": "object",
      "required": [
        "name"
      ],
      "properties": {
        "id": {
          "type": "string",
          "title": "ID",
          "description": "The id of the function delegate. If not provided it will be computed from the prefix and name"
        },
        "prefix": {
          "type": "string",
          "title": "Prefix",
          "description": "The prefix of the function delegate. e.g. if the prefix is vars and the name is empty the used function will be vars:empty"
        },
        "name": {
          "type": "string",
          "title": "Name",
          "description": "The name of the function delegate. e.g. if the prefix is vars and the name is empty the used function will be vars:empty"
        },
        "label": {
          "type": "string",
          "title": "Label",
          "description": "The label for the function delegate"
        },
        "description": {
          "type": "string",
          "title": "Description",
          "description": "The label for the function delegate"
        },
        "operatorAlternative": {
          "type": "string",
          "title": "Operator alternative",
          "description": "The alternative operator that can be used for this function"
        },
        "returnType": {
          "title": "Return type",
          "description": "The return type of the function",
          "anyOf": [
            {
              "type": "string",
              "enum": [
                "string",
                "boolean",
                "number"
              ]
            },
            {
              "type": "string"
            }
          ]
        },
        "scopeTypes": {
          "type": "array",
          "title": "Scope types",
          "description": "In which scope types should this function should be exposed",
          "items": [
            {
              "type": "string",
              "enum": [
                "bpmn",
                "cmmn"
              ]
            }
          ]
        },
        "parameters": {
          "type": "array",
          "items": {
            "$ref": "#/definitions/parameter"
          }
        }
      }
    },
    "parameter": {
      "type": "object",
      "properties": {
        "allowedTypes": {
          "type": "array",
          "title": "Allowed types",
          "description": "The allowed types of the parameter",
          "minItems": 1,
          "items": [
            {
              "type": "string",
              "enum": [
                "string",
                "number",
                "any",
                "array",
                "collection",
                "date"
              ]
            }
          ]
        },
        "allowedVariableScopes": {
          "type": "array",
          "title": "Allowed variable scopes",
          "description": "The allowed variable scopes of the parameter",
          "items": [
            {
              "type": "string",
              "enum": [
                "parent",
                "root"
              ]
            }
          ]
        },
        "varArgs": {
          "type": "boolean",
          "title": "Var Args",
          "description": "Whether the parameter is a varags parameter"
        }
      }
    }
  }
}