{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://itworx.local/pulse/specs/widget-instance.schema.json",
  "title": "Dashboard widget instance",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "id",
    "type",
    "title",
    "data",
    "visualization",
    "behavior",
    "layouts"
  ],
  "properties": {
    "id": {
      "type": "string",
      "format": "uuid"
    },
    "type": {
      "type": "string",
      "enum": [
        "stat",
        "timeseries",
        "gauge",
        "ranked-list",
        "status-grid",
        "table",
        "heatmap",
        "event-timeline",
        "storage-map",
        "topology",
        "service-matrix",
        "alert-summary",
        "text",
        "query-inspector"
      ]
    },
    "title": {
      "type": "string",
      "minLength": 1,
      "maxLength": 120
    },
    "description": {
      "type": "string",
      "maxLength": 500
    },
    "data": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "sourceType"
      ],
      "properties": {
        "sourceType": {
          "type": "string",
          "enum": [
            "semantic-metric",
            "inventory",
            "events",
            "alerts",
            "incidents",
            "text"
          ]
        },
        "metric": {
          "type": "string",
          "maxLength": 160
        },
        "scope": {
          "type": "object",
          "maxProperties": 20
        },
        "range": {
          "type": "string",
          "maxLength": 60
        },
        "aggregation": {
          "type": "string",
          "maxLength": 40
        },
        "groupBy": {
          "type": "array",
          "maxItems": 10,
          "items": {
            "type": "string",
            "maxLength": 80
          }
        },
        "transformations": {
          "type": "array",
          "maxItems": 20,
          "items": {
            "type": "object",
            "maxProperties": 20
          }
        },
        "limit": {
          "type": "integer",
          "minimum": 1,
          "maximum": 1000
        }
      }
    },
    "visualization": {
      "type": "object",
      "additionalProperties": true,
      "properties": {
        "unit": {
          "type": "string",
          "maxLength": 40
        },
        "decimals": {
          "type": "integer",
          "minimum": 0,
          "maximum": 6
        },
        "legend": {
          "type": "boolean"
        },
        "showSparkline": {
          "type": "boolean"
        },
        "min": {
          "type": [
            "number",
            "null"
          ]
        },
        "max": {
          "type": [
            "number",
            "null"
          ]
        },
        "thresholds": {
          "type": "array",
          "maxItems": 10,
          "items": {
            "type": "object",
            "maxProperties": 10
          }
        }
      }
    },
    "behavior": {
      "type": "object",
      "additionalProperties": false,
      "properties": {
        "locked": {
          "type": "boolean"
        },
        "hidden": {
          "type": "boolean"
        },
        "hideWhenEmpty": {
          "type": "boolean"
        },
        "showOnlyOnProblem": {
          "type": "boolean"
        },
        "link": {
          "type": [
            "string",
            "null"
          ],
          "maxLength": 1000
        },
        "liveIntervalSeconds": {
          "type": "integer",
          "minimum": 1,
          "maximum": 300
        },
        "independentTimeRange": {
          "type": [
            "string",
            "null"
          ],
          "maxLength": 60
        }
      }
    },
    "layouts": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "desktop",
        "tablet",
        "mobile",
        "wallboard"
      ],
      "properties": {
        "desktop": {
          "$ref": "#/$defs/layout"
        },
        "tablet": {
          "$ref": "#/$defs/layout"
        },
        "mobile": {
          "$ref": "#/$defs/layout"
        },
        "wallboard": {
          "$ref": "#/$defs/layout"
        }
      }
    }
  },
  "$defs": {
    "layout": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "x",
        "y",
        "w",
        "h",
        "visible"
      ],
      "properties": {
        "x": {
          "type": "integer",
          "minimum": 0,
          "maximum": 24
        },
        "y": {
          "type": "integer",
          "minimum": 0
        },
        "w": {
          "type": "integer",
          "minimum": 1,
          "maximum": 24
        },
        "h": {
          "type": "integer",
          "minimum": 1,
          "maximum": 100
        },
        "visible": {
          "type": "boolean"
        }
      }
    }
  }
}