/// <summary>
/// Adds services which are common to temporal activities. This method is intended for internal use only.
/// </summary>
/// <remarks>
/// <para>
/// Instead of calling this method directly, when setting up Elsa for temporal (time-based) activities,
/// developers should make use of one of the implementation-specific add-temporal-activities methods.
/// Without providing an implementation-specific configuration in <paramref name="configure"/>, this method
/// will not fully set up the temporal activities.
/// </para>
/// </remarks>
/// <param name="options">Elsa options</param>
/// <param name="configure">The configuration for temporal activity options</param>
public static ElsaOptionsBuilder AddCommonTemporalActivities(this ElsaOptionsBuilder options, Action <TimersOptions>?configure = default)
{
var timersOptions = new TimersOptions(options.Services);
configure?.Invoke(timersOptions);
options.Services
.AddNotificationHandlers(typeof(UnscheduleTimers))
.AddHostedService <ScopedBackgroundService <StartJobs> >()
.AddBookmarkProvider <TimerBookmarkProvider>()
.AddBookmarkProvider <CronBookmarkProvider>()
.AddBookmarkProvider <StartAtBookmarkProvider>();
options
.AddActivity <Cron>()
.AddActivity <Timer>()
.AddActivity <StartAt>()
.AddActivity <ClearTimer>();
// Register a consumer to process instructions to schedule activities from bookmarks.
options.AddCompetingConsumer <ScheduleBookmarkConsumer, ScheduleTemporalBookmark>("ScheduleBookmark");
options.AddCompetingConsumer <ScheduleTriggerConsumer, ScheduleTemporalTrigger>("ScheduleBookmark");
return(options);
}
public static ElsaOptionsBuilder AddAzureServiceBusActivities(this ElsaOptionsBuilder options, Action <AzureServiceBusOptions>?configure)
{
if (configure != null)
{
options.Services.Configure(configure);
}
else
{
options.Services.AddOptions <AzureServiceBusOptions>();
}
options.Services
.AddSingleton(CreateServiceBusConnection)
.AddSingleton(CreateServiceBusManagementClient)
.AddSingleton <BusClientFactory>()
.AddSingleton <IQueueMessageSenderFactory>(sp => sp.GetRequiredService <BusClientFactory>())
.AddSingleton <IQueueMessageReceiverClientFactory>(sp => sp.GetRequiredService <BusClientFactory>())
.AddSingleton <ITopicMessageSenderFactory>(sp => sp.GetRequiredService <BusClientFactory>())
.AddSingleton <ITopicMessageReceiverFactory>(sp => sp.GetRequiredService <BusClientFactory>())
.AddSingleton <IServiceBusQueuesStarter, ServiceBusQueuesStarter>()
.AddSingleton <IServiceBusTopicsStarter, ServiceBusTopicsStarter>()
.AddSingleton <Scoped <IWorkflowLaunchpad> >()
.AddStartupTask <StartServiceBusQueues>()
.AddStartupTask <StartServiceBusTopics>()
.AddBookmarkProvider <QueueMessageReceivedBookmarkProvider>()
.AddBookmarkProvider <TopicMessageReceivedBookmarkProvider>()
;
options.AddCompetingConsumer <RestartServiceBusQueuesConsumer, WorkflowDefinitionPublished>();
options.AddCompetingConsumer <RestartServiceBusQueuesConsumer, WorkflowDefinitionRetracted>();
options.AddCompetingConsumer <RestartServiceBusTopicsConsumer, WorkflowDefinitionPublished>();
options.AddCompetingConsumer <RestartServiceBusTopicsConsumer, WorkflowDefinitionRetracted>();
options
.AddActivity <AzureServiceBusQueueMessageReceived>()
.AddActivity <SendAzureServiceBusQueueMessage>()
.AddActivity <SendAzureServiceBusTopicMessage>()
.AddActivity <AzureServiceBusTopicMessageReceived>()
;
return(options);
}
private static ElsaOptionsBuilder AddWorkflowsCore(this ElsaOptionsBuilder elsaOptions)
{
var services = elsaOptions.Services;
services
.TryAddSingleton <IClock>(SystemClock.Instance);
services
.AddLogging()
.AddLocalization()
.AddSingleton <IContainerNameAccessor, OptionsContainerNameAccessor>()
.AddSingleton <IIdGenerator, IdGenerator>()
.AddScoped <IWorkflowRegistry, WorkflowRegistry>()
.AddSingleton <IActivityActivator, ActivityActivator>()
.AddSingleton <ITokenService, TokenService>()
.AddScoped <IWorkflowRunner, WorkflowRunner>()
.AddScoped <WorkflowStarter>()
.AddScoped <WorkflowResumer>()
.AddScoped <IStartsWorkflow>(sp => sp.GetRequiredService <WorkflowStarter>())
.AddScoped <IStartsWorkflows>(sp => sp.GetRequiredService <WorkflowStarter>())
.AddScoped <IFindsAndStartsWorkflows>(sp => sp.GetRequiredService <WorkflowStarter>())
.AddScoped <IBuildsAndStartsWorkflow>(sp => sp.GetRequiredService <WorkflowStarter>())
.AddScoped <IFindsAndResumesWorkflows>(sp => sp.GetRequiredService <WorkflowResumer>())
.AddScoped <IResumesWorkflow>(sp => sp.GetRequiredService <WorkflowResumer>())
.AddScoped <IResumesWorkflows>(sp => sp.GetRequiredService <WorkflowResumer>())
.AddScoped <IBuildsAndResumesWorkflow>(sp => sp.GetRequiredService <WorkflowResumer>())
.AddScoped <IWorkflowLaunchpad, WorkflowLaunchpad>()
.AddScoped <IWorkflowInstanceExecutor, WorkflowInstanceExecutor>()
.AddScoped <IWorkflowTriggerInterruptor, WorkflowTriggerInterruptor>()
.AddScoped <IWorkflowReviver, WorkflowReviver>()
.AddScoped <IWorkflowInstanceCanceller, WorkflowInstanceCanceller>()
.AddScoped <IWorkflowInstanceDeleter, WorkflowInstanceDeleter>()
.AddSingleton <IWorkflowFactory, WorkflowFactory>()
.AddTransient <IWorkflowBlueprintMaterializer, WorkflowBlueprintMaterializer>()
.AddSingleton <IWorkflowBlueprintReflector, WorkflowBlueprintReflector>()
.AddSingleton <IBackgroundWorker, BackgroundWorker>()
.AddSingleton <ICompensationService, CompensationService>()
.AddScoped <IWorkflowPublisher, WorkflowPublisher>()
.AddScoped <IWorkflowContextManager, WorkflowContextManager>()
.AddScoped <IActivityTypeService, ActivityTypeService>()
.AddActivityTypeProvider <TypeBasedActivityProvider>()
.AddTransient <ICreatesWorkflowExecutionContextForWorkflowBlueprint, WorkflowExecutionContextForWorkflowBlueprintFactory>()
.AddTransient <ICreatesActivityExecutionContextForActivityBlueprint, ActivityExecutionContextForActivityBlueprintFactory>()
.AddTransient <IGetsStartActivities, GetsStartActivitiesProvider>()
;
// Data Protection.
services.AddDataProtection();
// Serialization.
services
.AddTransient <Func <JsonSerializer> >(sp => sp.GetRequiredService <JsonSerializer>)
.AddTransient(sp => sp.GetRequiredService <ElsaOptions>().CreateJsonSerializer(sp))
.AddSingleton <IContentSerializer, DefaultContentSerializer>()
.AddSingleton <TypeJsonConverter>();
// Expressions.
services
.TryAddProvider <IExpressionHandler, LiteralHandler>(ServiceLifetime.Singleton)
.TryAddProvider <IExpressionHandler, VariableHandler>(ServiceLifetime.Singleton)
.TryAddProvider <IExpressionHandler, JsonHandler>(ServiceLifetime.Singleton)
.TryAddProvider <IExpressionHandler, SwitchHandler>(ServiceLifetime.Singleton)
.AddScoped <IExpressionEvaluator, ExpressionEvaluator>();
// Workflow providers.
services
.AddWorkflowProvider <ProgrammaticWorkflowProvider>()
.AddWorkflowProvider <BlobStorageWorkflowProvider>()
.AddWorkflowProvider <DatabaseWorkflowProvider>();
services.Configure <BlobStorageWorkflowProviderOptions>(o => o.BlobStorageFactory = StorageFactory.Blobs.InMemory);
// Workflow Storage Providers.
services
.AddSingleton <IWorkflowStorageService, WorkflowStorageService>()
.AddWorkflowStorageProvider <TransientWorkflowStorageProvider>()
.AddWorkflowStorageProvider <WorkflowInstanceWorkflowStorageProvider>()
.AddWorkflowStorageProvider <BlobStorageWorkflowStorageProvider>();
services.Configure <BlobStorageWorkflowStorageProviderOptions>(o => o.BlobStorageFactory = StorageFactory.Blobs.InMemory);
// Metadata.
services
.AddSingleton <IDescribesActivityType, TypedActivityTypeDescriber>()
.AddSingleton <IActivityPropertyOptionsResolver, ActivityPropertyOptionsResolver>()
.AddSingleton <IActivityPropertyDefaultValueResolver, ActivityPropertyDefaultValueResolver>()
.AddSingleton <IActivityPropertyUIHintResolver, ActivityPropertyUIHintResolver>();
// Bookmarks.
services
.AddSingleton <IBookmarkHasher, BookmarkHasher>()
.AddSingleton <IBookmarkSerializer, BookmarkSerializer>()
.AddScoped <IBookmarkIndexer, BookmarkIndexer>()
.AddScoped <IBookmarkFinder, BookmarkFinder>()
.AddScoped <ITriggerIndexer, TriggerIndexer>()
.AddScoped <IGetsTriggersForWorkflowBlueprints, TriggersForBlueprintsProvider>()
.AddTransient <IGetsTriggersForActivityBlueprintAndWorkflow, TriggersForActivityBlueprintAndWorkflowProvider>()
.AddScoped <ITriggerFinder, TriggerFinder>()
.AddScoped <ITriggerRemover, TriggerRemover>()
.AddBookmarkProvider <SignalReceivedBookmarkProvider>()
.AddBookmarkProvider <RunWorkflowBookmarkProvider>();
// Mediator.
services
.AddMediatR(mediatr => mediatr.AsScoped(), typeof(IActivity), typeof(LogWorkflowExecution));
// Service Bus.
services
.AddSingleton <ServiceBusFactory>()
.AddSingleton <IServiceBusFactory>(sp => sp.GetRequiredService <ServiceBusFactory>())
.AddSingleton <ICommandSender, CommandSender>()
.AddSingleton <IEventPublisher, EventPublisher>();
elsaOptions
.AddCompetingConsumer <TriggerWorkflowsRequestConsumer, TriggerWorkflowsRequest>("ExecuteWorkflow")
.AddCompetingConsumer <ExecuteWorkflowDefinitionRequestConsumer, ExecuteWorkflowDefinitionRequest>("ExecuteWorkflow")
.AddCompetingConsumer <ExecuteWorkflowInstanceRequestConsumer, ExecuteWorkflowInstanceRequest>("ExecuteWorkflow");
// AutoMapper.
services
.AddAutoMapperProfile <NodaTimeProfile>()
.AddAutoMapperProfile <CloningProfile>()
.AddAutoMapperProfile <ExceptionProfile>()
.AddTransient <ExceptionConverter>()
.AddSingleton <ICloner, AutoMapperCloner>();
// Caching.
services
.AddMemoryCache()
.AddScoped <ISignaler, Signaler>()
.Decorate <IWorkflowRegistry, CachingWorkflowRegistry>();
// Builder API.
services
.AddTransient <IWorkflowBuilder, WorkflowBuilder>()
.AddTransient <ICompositeActivityBuilder, CompositeActivityBuilder>()
.AddTransient <Func <IWorkflowBuilder> >(sp => sp.GetRequiredService <IWorkflowBuilder>);
return(elsaOptions);
}
