/*
* 整合数据
* 第二步：整合。
* 根据解析获取到设备列表。选择一个设备作为返回，并整合设备的参数。
*/
function zhenghe(deviceList, analysisResult) {
  deviceList = JSON.parse(deviceList);
  analysisResult = JSON.parse(analysisResult);
  // 设备
  var device;
  // 设备不存在
  if(deviceList.length > 0){
    device = deviceList[0];
  }else if(analysisResult.hasOwnProperty('pumpCode')){
    device = {
      id: analysisResult.pumpCode,
    };
    device.items = {};
    device.models = {};
    device.createTime = new Date();
  }else {
    throw 'pumpCode不存在';
  }
  device.productId = analysisResult.productId;

  // 更新属性
  updateItems(device, analysisResult);
  

  var json = JSON.stringify(device);
  return json;
}

function updateItems(device, analysisResult) {
    var oldPatientCode = device.patientCode;
    var newPatientCode = analysisResult.patientCode;
    var date = new Date();

    // 设置输注标识
    if (analysisResult.hasOwnProperty('infusionId')){

    } else if (!device.items.hasOwnProperty("infusionId")){
        device.items.infusionId = 1;
        device.items.dataNumber = 1;
    } else if (oldPatientCode != newPatientCode){
        var infusionId = device.items.infusionId;
        device.items.infusionId = infusionId + 1;
    } else {
        var dataNumber = device.items.dataNumber;
        device.items.dataNumber = dataNumber + 1;
    }
    // 更新items
    for (var key in analysisResult) {
        if (analysisResult.hasOwnProperty(key)) {
            device.items[key] = analysisResult[key];
        }
    }
    // 更新models
    for (var key in device.items) {
        if (device.items.hasOwnProperty(key)) {
            device.models[key] = {
                time: date.getTime(),
                value: device.items[key],
            };
        }
    }
    device.patientCode = newPatientCode;
    device.updateTime = date;
}