{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "dashboard-number-descriptor.schema.json",
  "title": "DashboardNumberDescriptor",
  "description": "Configuration for a number/KPI visualization",
  "type": "object",
  "properties": {
    "aggregation": {
      "$ref": "dashboard-aggregation-type.schema.json"
    },
    "aggregationProperty": {
      "type": "string",
      "description": "Property name for sum/average/min/max aggregations"
    },
    "format": {
      "type": "string",
      "enum": ["number", "currency", "percentage"],
      "default": "number"
    },
    "color": {
      "type": "string",
      "description": "Display color name (blue, green, red, purple, orange, indigo, amber, teal)"
    },
    "useBackgroundColor": {
      "type": "boolean",
      "default": false
    },
    "conditionalColors": {
      "type": "array",
      "items": {
        "type": "object",
        "properties": {
          "operator": {
            "type": "string",
            "enum": ["greaterThan", "lessThan", "equals", "between"]
          },
          "value": { "type": "number" },
          "valueTo": { "type": "number" },
          "color": { "type": "string" }
        },
        "required": ["operator", "value", "color"],
        "additionalProperties": false
      }
    }
  },
  "required": ["aggregation"],
  "additionalProperties": false
}