{
  "title": "UniqueValue Renderer",
  "type": "object",
  "$schema": "http://json-schema.org/draft-04/schema",
  "description": "A unique value renderer symbolizes based on the value of an attribute.",
  "properties": {
    "authoringInfo": {
      "type": "object",
      "description": "An object containing metadata about the authoring process for creating a renderer object. This allows the authoring clients to save specific overridable settings so that next time it is accessed via the UI, their selections are remembered. Non-authoring clients can ignore it.",
      "$ref": "authoringInfo_schema.json"
    },
    "backgroundFillSymbol": {
      "type": "object",
      "description": "Used for polygon features. It can only be used for bivariate types and size rendering.",
      "$ref": "polygonSymbol3D_schema.json"
    },
    "defaultLabel": {
      "type": "string",
      "description": "Default label for the default symbol used to draw unspecified values."
    },
    "defaultSymbol": {
      "description": "The defaultSymbol on the renderer that get assigned to features with no value or features that do not fall within the configured data.",
      "$ref": "symbol3D_schema.json"
    },
    "field1": {
      "type": "string",
      "description": "Attribute field renderer uses to match values."
    },
    "field2": {
      "type": "string",
      "description": "If needed, specify an additional attribute field the renderer uses to match values."
    },
    "field3": {
      "type": "string",
      "description": "If needed, specify an additional attribute field the renderer uses to match values."
    },
    "fieldDelimiter": {
      "type": "string",
      "description": "String inserted between the values if multiple attribute fields are specified.",
      "default": ", "
    },
    "legendOptions": {
      "type": "object",
      "description": "A legend containing one title, which is a string describing the renderer in the legend.",
      "$ref": "rendererLegendOptions_schema.json"
    },
    "type": {
      "type": "string",
      "description": "Specifies the type of renderer used.",
      "enum": [
        "uniqueValue"
      ]
    },
    "uniqueValueInfos": {
      "type": "array",
      "description": "An array of uniqueValueInfo objects.",
      "items": {
        "type": "object",
        "$ref": "uniqueValueInfo_schema.json"
      }
    },
    "valueExpression": {
      "type": "string",
      "description": "An [Arcade expression](https://developers.arcgis.com/arcade/) evaluating to either a string or a number."
    },
    "valueExpressionTitle": {
      "type": "string",
      "description": "The title identifying and describing the associated [Arcade](https://developers.arcgis.com/arcade/) expression as defined in the `valueExpression` property."
    },
    "visualVariables": {
      "type": "array",
      "description": "An array of objects used to set rendering properties.",
      "items": {
        "type": "object",
        "$ref": "visualVariable_schema.json"
      }
    }
  },
  "required": [
    "type",
    "uniqueValueInfos"
  ],
  "additionalProperties": false,
  "esriDocumentation": {
    "examples": [
      {
        "title": "UniqueValue",
        "description": "",
        "code": {
          "renderer": {
            "type": "uniqueValue",
            "field1": "COUNTRY",
            "uniqueValueInfos": [
              {
                "value": "US",
                "label": "US",
                "symbol": {
                  "type": "PointSymbol3D",
                  "symbolLayers": [
                    {
                      "type": "Icon",
                      "resource": {
                        "primitive": "circle"
                      },
                      "material": {
                        "color": [
                          253,
                          127,
                          111
                        ]
                      },
                      "size": 12
                    }
                  ]
                }
              },
              {
                "value": "Canada",
                "label": "Canada",
                "symbol": {
                  "type": "PointSymbol3D",
                  "symbolLayers": [
                    {
                      "type": "Icon",
                      "resource": {
                        "primitive": "circle"
                      },
                      "material": {
                        "color": [
                          126,
                          176,
                          213
                        ]
                      },
                      "size": 12
                    }
                  ]
                }
              },
              {
                "value": "Brazil",
                "label": "Brazil",
                "symbol": {
                  "type": "PointSymbol3D",
                  "symbolLayers": [
                    {
                      "type": "Icon",
                      "resource": {
                        "primitive": "circle"
                      },
                      "material": {
                        "color": [
                          178,
                          224,
                          97
                        ]
                      },
                      "size": 12
                    }
                  ]
                }
              }
            ]
          }
        }
      }
    ]
  }
}