public async Task <NobreakState> ReadState()
{
OpenSerialPort();
_serial.Write("Q1\r");
var res = await Task.Run(() => _serial.ReadTo("\r"), new CancellationTokenSource(TimeSpan.FromSeconds(1)).Token);
return(NobreakState.FromSerialResponse(res));
}
public async Task SaveState(NobreakState state)
{
using var scope = _serviceProvider.CreateScope();
using var context = scope.ServiceProvider.GetService <IDbContext>();
var lastState = await context.NobreakStates.OrderBy(s => s.Timestamp).LastOrDefaultAsync();
if (lastState == null || lastState.PowerState != state.PowerState)
{
context.Add(new NobreakStateChange(state));
}
context.Add(state);
await context.SaveChangesAsync();
}
public NobreakStateChange(NobreakState nobreakState)
{
NobreakState = nobreakState;
}
