public List <DeviceRealTimeSoundDataModel> GetSoundDataByDate(DateTime date)
{
var dbContext = new AzureSQLDBDataContext();
var data = from d in dbContext.SoundDatas
where d.Time.Date.Equals(date.Date) && d.LAMax > 0
group d by d.DeviceId into g
select new DeviceRealTimeSoundDataModel
{
DeviceId = g.Key,
MaximumSoundData = (from x in g orderby x.LAMax descending select x).FirstOrDefault(),
MinimumSoundData = (from y in g orderby y.LAMax ascending select y).FirstOrDefault()
};
return(data.ToList().OrderBy(x => x.Device.SortIndex).ToList());
}
/// <summary>
/// Returns the data from a sliding window of 15 minutes for the time window specified in minutes
/// </summary>
/// <param name="minutes"></param>
/// <returns></returns>
public List <DeviceRollingAverageSoundDataModel> GetRollingAveragesByDate(DateTime date)
{
var dbContext = new AzureSQLDBDataContext();
var devices = DeviceFactory.Instance.Devices;
var data = from d in dbContext.SoundDataRollingAverageModels
where d.Time.Value.Date.Equals(date.Date) && d.AVGLEQ != null && d.AVGLEQ > 0
group d by d.DeviceId into g
select new DeviceRollingAverageSoundDataModel
{
DeviceId = g.Key,
SoundData = g.OrderBy(l => l.Time).ToList()
};
// order data by device sort order
return(data.ToList().OrderBy(x => x.Device.SortIndex).ToList());
}
/// <summary>
/// Returns the data from a sliding window of 15 minutes for the time window specified in minutes
/// </summary>
/// <param name="minutes"></param>
/// <returns></returns>
public List <DeviceRollingAverageSoundDataModel> GetRollingAverages(int minutes)
{
var dbContext = new AzureSQLDBDataContext();
var devices = DeviceFactory.Instance.Devices;
var latestTime = DateTime.Now.ToUniversalTime().AddMinutes(-minutes);
var data = from d in dbContext.SoundDataRollingAverageModels
where d.Time >= latestTime && d.AVGLEQ != null && d.AVGLEQ > 0
group d by d.DeviceId into g
select new DeviceRollingAverageSoundDataModel
{
DeviceId = g.Key,
SoundData = g.OrderBy(l => l.Time).ToList()
};
// order data by device sort order
return(data.ToList().OrderBy(x => x.Device.SortIndex).ToList());
}
/// <summary>
/// Returns the latest information for each device over a certain time period in minutes
/// This method looks at Realtime LAMax figures and gets the largest LAMax figure for the time period
/// as well as the most recent LAMax data. Max(LAMax) should be used to monitor crowd cheer etc
/// </summary>
/// <param name="minutes"></param>
/// <returns></returns>
public List <DeviceRealTimeSoundDataModel> GetLatestRealtimeSoundData(int minutes)
{
var dbContext = new AzureSQLDBDataContext();
var latestTime = DateTime.Now.ToUniversalTime().AddMinutes(-minutes);
var data = from d in dbContext.SoundDatas
where d.Time >= latestTime && d.LAMax != null && d.LAMax > 0
group d by d.DeviceId into g
select new DeviceRealTimeSoundDataModel
{
DeviceId = g.Key,
MaximumSoundData = (from x in g orderby x.LAMax descending select x).FirstOrDefault(),
LatestSoundData = (from y in g orderby y.Time descending select y).FirstOrDefault()
};
var list = data.ToList();
return(list.OrderBy(x => x.Device.SortIndex).ToList());
}