{
  "$schema": "http://json-schema.org/schema#",
  "$schemaVersion": "0.0.1",
  "modelTags": "GSMA",
  "$id": "https://smart-data-models.github.io/dataModel.UnmannedAerialVehicle/UnmannedAerialVehicleTMSFlightMessage/schema.json",
  "title": "Smart Data models - UAV-UTM-Flight-Message schema",
  "description": "This entity contains a harmonised description of a generic UAV UTM Flight Message, which contains a Global UTM Association protocol message. This entity is primarily associated with the control and management of Unmanned Aerial Vehicles. Each UnmannedAerialVehicleTMSFlightMessage instance is related to a specific UAV instance.",
  "type": "object",
  "allOf": [
    {
      "$ref": "https://smart-data-models.github.io/data-models/common-schema.json#/definitions/GSMA-Commons"
    },
    {
      "$ref": "https://smart-data-models.github.io/data-models/common-schema.json#/definitions/Location-Commons"
    },
    {
      "properties": {
        "type": {
          "type": "string",
          "description": "Property. NGSI Entity identifier. It has to be UnmannedAerialVehicleTMSFlightMessage",
          "enum": [
            "UnmannedAerialVehicleTMSFlightMessage"
          ]
        },
        "unmannedAerialVehicle": {
          "anyOf": [
            {
              "type": "string",
              "minLength": 1,
              "maxLength": 256,
              "pattern": "^[\\w\\-\\.\\{\\}\\$\\+\\*\\[\\]`|~^@!,:\\\\]+$",
              "description": "Property. Identifier format of any NGSI entity"
            },
            {
              "type": "string",
              "format": "uri",
              "description": "Property. Identifier format of any NGSI entity"
            }
          ],
          "description": "Relationship. Reference to the UAV entity to which this UAVFlightMessage relates."
        },
        "observedAt": {
          "type": "string",
          "format": "date-time",
          "description": "Property. Indicates the date/time of the UAVFlightMessage record."
        },
        "originatedByUnmannedAutonomousVehicle": {
          "type": "boolean",
          "description": "Property. A logical indicator of source of the message. True indicates it is the UAV itself, false indicates that it is a different source, a listening station software application or a different UAV."
        },
        "originator": {
          "anyOf": [
            {
              "type": "string",
              "minLength": 1,
              "maxLength": 256,
              "pattern": "^[\\w\\-\\.\\{\\}\\$\\+\\*\\[\\]`|~^@!,:\\\\]+$",
              "description": "Property. Identifier format of any NGSI entity"
            },
            {
              "type": "string",
              "format": "uri",
              "description": "Property. Identifier format of any NGSI entity"
            }
          ],
          "description": "Relationship. Refers to a third party UAV instance or other entity (e.g. listening station) that reported the information in the case the message was not directly originated by the UAV."
        },
        "flightMessage": {
          "type": "object",
          "description": "Property. A flight message describing the current flight status encoded as a Global UTM Message encoded as a JSON object. https://bitbucket.org/global_utm/flight-declaration-protocol",
          "properties": {
            "flightId": {
              "type": "string"
            },
            "sequenceNumber": {
              "type": "number"
            },
            "flightDeclaration": {
              "type": "object",
              "properties": {
                "parts": {
                  "type": "array",
                  "items": {
                    "type": "string"
                  }
                },
                "purpose": {
                  "type": "string"
                },
                "expectTelemetry": {
                  "type": "boolean"
                },
                "originatingParty": {
                  "type": "string"
                },
                "contactUrl": {
                  "type": "string",
                  "format": "uri"
                },
                "operationMode": {
                  "type": "string",
                  "enum": [
                    "vlos",
                    "evlos",
                    "bvlos",
                    "automated"
                  ]
                },
                "idents": {
                  "type": "array",
                  "items": {
                    "type": "string"
                  }
                },
                "actualTakeOffTime": {
                  "type": "string",
                  "format": "date-time"
                },
                "actualLandingTime": {
                  "type": "string",
                  "format": "date-time"
                }
              }
            },
            "version": {
              "type": "string"
            }
          }
        },
        "dateObserved": {
          "type": "string",
          "format": "date-time",
          "description": "Property. Indicates the date/time the observation was recorded.Note this field was defined for use with NGSIv2 and is now deprecated. For new entities and applications replace with **observedAt**"
        }
      }
    }
  ]
}