{
  "$schema": "http://json-schema.org/schema#",
  "$schemaVersion": "0.0.1",
  "$id": "https://smart-data-models.github.io/dataModel.SDG/Indicator/schema.json",
  "title": "Smart Data Models - Indicator for sustainable development goals",
  "description": "Measure of a project's degree of development. Associated to target values to be reached and monitored. Divided in impact indicators and management ones.",
  "modelTags": "SDG",
  "derivedFrom": "",
  "license": "",
  "type": "object",
  "allOf": [
    {
      "$ref": "https://smart-data-models.github.io/data-models/common-schema.json#/definitions/GSMA-Commons"
    },
    {
      "$ref": "https://smart-data-models.github.io/data-models/common-schema.json#/definitions/Location-Commons"
    },
    {
      "properties": {
        "type": {
          "type": "string",
          "enum": [
            "Indicator"
          ],
          "description": "Property. It must be equal to Action"
        },
        "refProject":{
          "$ref": "https://raw.githubusercontent.com/smart-data-models/data-models/master/common-schema.json#/definitions/EntityIdentifierType",
          "description": "Relationship. Id of the related project"
        },
        "indicatorType": {
          "type": "string",
          "description": "Property. Type of the indicator"
        },
        "expectedValue": {
          "type": "string",
          "description": "Property. Expected value of the indicator"
        },
        "value": {
            "type": "string",
          "description": "Property. Value of the indicator"
        },
        "calculationForm": {
            "type": "string",
          "description": "Property. Formula for the calculation  of the indicator"
        },
        "modifications": {
          "type": "string",
          "description": "Property. Changes that the action has incorporated in a possible update "
        }
      }
    }
  ],
  "required": [
    "id",
    "type"
  ]
}