syntax = "proto3";

package aruba.iotops.common.v1;

// Location
message Location {
  // latitude
  optional double latitude = 1;
  // latitude uncertainty; unit: meter; zero means 100% certainty
  optional double latitude_uncertainty = 2;
  // longitude
  optional double longitude = 3;
  // longitude uncertainty; unit: meter; zero means 100% certainty
  optional double longitude_uncertainty = 4;
  // units per meter
  optional float units_per_meter = 5;
  // x
  optional float x = 6;
  // y
  optional float y = 7;
  // floor id
  optional string floor_id = 8;
  // floor number
  optional float floor_number = 9;
  // elevation
  optional double elevation = 10;
  // elevation uncertainty; unit: meter; zero means 100% certainty
  optional double elevation_uncertainty = 11;
}

// Device Location: can be used for AE->AP, AP & SE to external server
message DeviceLocation {
  // Single Device has identifier, location, timestamp
  message Device {
    // IoTOps generated device UUID
    string uuid = 1;
    // Mac address for BLE/Zigbee, usb_id for USB
    string hw_id = 2;
    // Device location
    Location location = 3;
    // Timestamp in which SE or AE calculates location; unit: ms
    int64 calculated_timestamp = 4;
  }
  // all device locations to be reported
  repeated Device devices = 1;
}