public static async Task <IEnumerable <Device> > QueryDevicesAsync(this LakeLabDbContext context, string name)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
return(await context.Devices.Where(p => p.Name == name).ToListAsync());
}
public static Task <T> QueryValuesAsync <T>(this LakeLabDbContext context, Func <IQueryable <Value>, Task <T> > queryShaper, Enums.SensorTypes sensorType)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
if (queryShaper == null)
{
throw new ArgumentNullException(nameof(queryShaper));
}
return(queryShaper(context.Values.Include(p => p.Device).Where(p => p.SensorType == sensorType)));
}
public static async Task <Device> QueryDevicesAsync(this LakeLabDbContext context, Guid deviceId)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
if (deviceId == null)
{
throw new ArgumentNullException(nameof(deviceId));
}
List <Device> devices = await context.Devices.Where(p => p.Id == deviceId).ToListAsync();
return(devices.First());
}