public async Task ToggleLockAsync(string id, string reason)
{
if (!IdToLock.TryGetValue(id, out Lock @lock))
{
throw new ArgumentException("Unknown id", nameof(id));
}
await @lock.Semaphore.WaitAsync();
try
{
@lock.Timeout = null;
LockState newState = await ToggleAsync(@lock, reason);
await DbSemaphore.WaitAsync();
try
{
await UpdateLockDto(id, newState, null);
}
finally
{
DbSemaphore.Release();
}
}
finally
{
@lock.Semaphore.Release();
}
await UpdateTimerAsync();
}
private async Task <LockState> ToggleAsync(Lock @lock, string reason)
{
DateTime now = DateTime.Now;
LockState targetState = @lock.State.Toggle();
@lock.State = targetState;
PinLogDto pinLog = new PinLogDto()
{
Pin = @lock.PinId,
PinState = Lock.ToPinState(@lock.State),
Reason = reason,
Time = now
};
Logger.LogInformation("{0} toggled to {1} ({2})", @lock.Id, targetState, reason);
await DbSemaphore.WaitAsync();
try
{
LockDbContext.Add(pinLog);
await LockDbContext.SaveChangesAsync();
}
finally
{
DbSemaphore.Release();
}
return(targetState);
}
private async Task SetAsync(Lock @lock, LockState mode, string reason)
{
if (@lock.State != mode)
{
DateTime now = DateTime.Now;
@lock.State = mode;
PinLogDto pinLog = new PinLogDto()
{
Pin = @lock.PinId,
PinState = Lock.ToPinState(@lock.State),
Reason = reason,
Time = now
};
Logger.LogInformation("{0} set to {1} ({2})", @lock.Id, mode, reason);
await DbSemaphore.WaitAsync();
try
{
LockDbContext.Add(pinLog);
await LockDbContext.SaveChangesAsync();
}
finally
{
DbSemaphore.Release();
}
}
else
{
Logger.LogInformation("{0} is already in mode {1} ({2})", @lock.Id, mode, reason);
}
}
public async Task SetLockAsync(string id, LockState state, string reason, DateTime?timeout = null)
{
if (!IdToLock.TryGetValue(id, out Lock @lock))
{
throw new ArgumentException("Unknown id", nameof(id));
}
await @lock.Semaphore.WaitAsync();
try
{
@lock.Timeout = timeout;
await SetAsync(@lock, state, reason);
await DbSemaphore.WaitAsync();
try
{
await UpdateLockDto(id, state, timeout);
}
finally
{
DbSemaphore.Release();
}
}
finally
{
@lock.Semaphore.Release();
}
await UpdateTimerAsync();
}