/// <summary>
/// Creates a new automation
/// </summary>
/// <param name="name">The friendly name of the automation</param>
/// <param name="host">The host that manages this automation</param>
protected Automation(string id, string name, IAutomationHost host)
{
Id = id ?? name;
Name = name ?? throw new ArgumentNullException(nameof(name));
Scheduler = host.Scheduler ?? throw new InvalidOperationException("Host's scheduler is 'null'.");
_hostSubscription = Observable
.DeferAsync(async ct =>
{
await host.Initialized(ct, this);
return(host.GetAndObserveIsEnabled(this));
})
.Do(isEnabled =>
{
// Make sure to always abort the pending execution, even if 'Enable()' fails
_automationSubscription.Disposable = null;
if (isEnabled)
{
using (new AsyncContext(Scheduler)) // AsyncContext is used here only to propagate the IScheduler
{
_automationSubscription.Disposable = Enable();
}
}
this.Log().Info($"Automation '{Name}' is now enabled: {isEnabled}");
})
.Retry(Constants.DefaultRetryDelay, Scheduler)
.Subscribe();
}
/// <summary>
/// Creates a new automation
/// </summary>
/// <param name="name">The friendly name of the automation</param>
/// <param name="host">The host that manages this automation</param>
protected Automation(string id, string name, IAutomationHost host)
{
Id = id ?? name;
Name = name ?? throw new ArgumentNullException(nameof(name));
Scheduler = host.Scheduler ?? throw new InvalidOperationException("Host's scheduler is 'null'.");
_hostSubscription = Observable
.DeferAsync(async ct =>
{
await host.Initialized(ct, this);
return(host.GetAndObserveIsEnabled(this));
})
.DistinctUntilChanged()
.Do(isEnabled =>
{
// Make sure to always abort the pending execution, even if 'Enable()' fails
_automationSubscription.Disposable = null;
if (isEnabled)
{
_automationSubscription.Disposable = new CompositeDisposable
{
// AsyncContext is used here mainly to propagate the IScheduler, but might flow in the subscriptions
// made in the "Enable". So we make sure to dispose it only when the automation is disable.
new AsyncContext(Scheduler),
Enable()
};
}
this.Log().Info($"Automation '{Name}' is now enabled: {isEnabled}");
})
.Retry(Constants.DefaultRetryDelay, Scheduler)
.Subscribe();
}
/// <summary>
/// Creates a new automation
/// </summary>
/// <param name="name">The friendly name of the automation</param>
/// <param name="host">The host that manages this automation</param>
protected Automation(string name, IAutomationHost host)
: this(null, name, host)
{
}
/// <inheritdoc />
protected Automation(string id, string name, IAutomationHost host = null)
: base(id, name, host ?? HomeBase <THome> .Current.GetDefaultAutomationHost(name))
{
}
public TestAutomation(IAutomationHost host, Func <IDisposable> onEnabled = null)
: base(nameof(TestAutomation), host)
{
_onEnabled = onEnabled ?? (() => Disposable.Empty);
}
