public IActionResult GetDevicesTwinList([FromBody] DeviceQueryConfiguration config)
{
try
{
logger.LogInformation("Get DeviceTwin Properties called");
DeviceQueryResponse response = _deviceServiceDB.GetDevicesTwinInfoAsync(config);
return(Ok(response));
}
catch (Exception e)
{
logger.LogError(e, "Get DeviceTwin Properties- Exception {message}", e.Message);
throw;
}
}
private DeviceQueryResponse GetGroupedDevicesResponse(DevicesDBCache deviceDB, IEnumerable <DeviceTwinFlatModel> filteredQuery, DeviceQueryConfiguration queryConfiguration)
{
try
{
IEnumerable <DeviceGroup> groups = InMemoryLinqDeviceQueryHelper.GetDevicesGroups(filteredQuery, queryConfiguration.GroupBy, queryConfiguration.OrderBySorting);
int nbrGroups = groups.Count();
groups = groups
.Skip(queryConfiguration.PageIndex * queryConfiguration.ItemsPerPage)
.Take(queryConfiguration.ItemsPerPage);
return(new DeviceQueryResponse()
{
Groups = groups,
GroupsCount = nbrGroups,
ItemsCount = filteredQuery.Count(),
IsDatabaseLoaded = deviceDB.IsDevicesDBCacheInitialized,
IsDatabaseLoading = deviceDB.IsDevicesDBCacheLoading,
ErrorMessage = string.Empty,
Success = true,
LastUpdate = deviceDB.LastUpdate
});
}
catch (Exception e)
{
Log.Error("Get IoTHub Devices Twin error {@error}", e.Message);
return(new DeviceQueryResponse()
{
Groups = new List <DeviceGroup>(),
GroupsCount = 0,
ItemsCount = 0,
IsDatabaseLoaded = deviceDB.IsDevicesDBCacheInitialized,
IsDatabaseLoading = deviceDB.IsDevicesDBCacheLoading,
ErrorMessage = string.Empty,
Success = true,
LastUpdate = deviceDB.LastUpdate
});
}
}
public DeviceQueryResponse GetDevicesTwinInfoAsync(DeviceQueryConfiguration queryConfiguration)
{
DevicesDBCache deviceDB = _Cache.DevicesDB;
if (!deviceDB.IsDevicesDBCacheInitialized)
{
return new DeviceQueryResponse()
{
Success = true
}
}
;
try
{
//Get cached devices
IEnumerable <DeviceTwinFlatModel> devices = deviceDB.Devices.Values;
//GroupBy Filter
IEnumerable <DeviceTwinFlatModel> filteredQuery = InMemoryLinqDeviceQueryHelper.GetFilteredDevicesGroup(devices, queryConfiguration.Where);
int nbrPages = filteredQuery.Count();
if (string.IsNullOrEmpty(queryConfiguration.GroupBy))
{
if (filteredQuery.Count() > 0)
{
filteredQuery = InMemoryLinqDeviceQueryHelper.GetOrderedDevices(filteredQuery, queryConfiguration.OrderBy, queryConfiguration.OrderBySorting)
.Skip(queryConfiguration.PageIndex * queryConfiguration.ItemsPerPage)
.Take(queryConfiguration.ItemsPerPage);
}
return(new DeviceQueryResponse()
{
Items = filteredQuery.Count() > 0 ? filteredQuery.Select(p => new DeviceInfoEntity(p)) : new List <DeviceInfoEntity>(),
ItemsCount = nbrPages,
IsDatabaseLoading = deviceDB.IsDevicesDBCacheLoading,
IsDatabaseLoaded = deviceDB.IsDevicesDBCacheInitialized,
ErrorMessage = string.Empty,
Success = true,
LastUpdate = deviceDB.LastUpdate
});
}
else
{
return(GetGroupedDevicesResponse(deviceDB, filteredQuery, queryConfiguration));
}
}
catch (Exception e)
{
Log.Error("Get IoTHub Devices Twin error {@error}", e.Message);
return(new DeviceQueryResponse()
{
Items = new List <DeviceInfoEntity>(),
ItemsCount = 0,
IsDatabaseLoading = deviceDB.IsDevicesDBCacheLoading,
IsDatabaseLoaded = true,
ErrorMessage = e.Message,
Success = true,
LastUpdate = deviceDB.LastUpdate
});
}
}
