{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "$id": "https://satsimjs.org/schemas/command/v1/commands/stepSensorZoom.schema.json",
  "title": "stepSensorZoom",
  "description": "Steps a zoom-capable sensor by a normalized zoom-level delta. Omit sensor to use the observatory primary sensor.",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "type",
    "observer"
  ],
  "properties": {
    "type": {
      "type": "string",
      "enum": [
        "stepSensorZoom",
        "step_sensor_zoom"
      ],
      "description": "Command discriminator. Use canonical 'stepSensorZoom' in newly generated commands."
    },
    "observer": {
      "$ref": "https://satsimjs.org/schemas/command/v1/defs.schema.json#/definitions/nonEmptyString",
      "description": "Observatory/site name that owns the target actuator or sensor."
    },
    "sensor": {
      "$ref": "https://satsimjs.org/schemas/command/v1/defs.schema.json#/definitions/nonEmptyString",
      "description": "Sensor or payload name. Omit to use the observatory primary sensor where the command allows it."
    },
    "sensor_name": {
      "$ref": "https://satsimjs.org/schemas/command/v1/defs.schema.json#/definitions/nonEmptyString",
      "description": "Alias for sensor."
    },
    "deltaZoomLevel": {
      "type": "number",
      "description": "Canonical normalized zoom delta. Positive values zoom in; negative values zoom out."
    },
    "delta_zoom_level": {
      "type": "number",
      "description": "Alias for deltaZoomLevel."
    }
  },
  "examples": [
    {
      "type": "stepSensorZoom",
      "observer": "OBS-1",
      "sensor": "Camera",
      "deltaZoomLevel": -0.1
    }
  ],
  "anyOf": [
    {
      "properties": {
        "deltaZoomLevel": {}
      },
      "required": [
        "deltaZoomLevel"
      ]
    },
    {
      "properties": {
        "delta_zoom_level": {}
      },
      "required": [
        "delta_zoom_level"
      ]
    }
  ]
}