// This method gets called by the runtime. Use this method to add services to the container.
// For more information on how to configure your application, visit https://go.microsoft.com/fwlink/?LinkID=398940
public void ConfigureServices(IServiceCollection services)
{
services.AddDbContext <FinanceDbContext>(options =>
options.UseInMemoryDatabase("FinanceDb"));
services.AddRazorPages();
services.AddServerSideBlazor();
services = DependencyInjectionRegistration.Register(services);
}
public void RegisterType(IServiceCollection serviceCollection, Type type)
{
if (!type.IsInterface)
{
if (type.IsClass && !type.IsAbstract)
{
// Filter attributes to have only attributes for arbitrary environments and attributes fitting to the current environment.
var isEnvironmentCorrect = type.EvaluateDerivedCustomAttributePredicate <InjectionEnumRestrictionAttribute>(era => era.ValidEnumValues.Any(vev => _enumRestrictions.Any(ev => Equals(ev, vev))), trueIfEmpty: true);
var registrationAttributes = type.GetCustomDerivedAttribute <InjectionRegistrationAttribute>()
.OrderByDescending(i => i.RegisteredInterfaces.Count())
.ToList();
if (registrationAttributes.Any() && isEnvironmentCorrect)
{
var injectInListAttributes = type.GetSingleCustomAttribute <InjectInListAttribute>();
var alreadyRegisteredTypes = new HashSet <Type>();
foreach (var registrationAttribute in registrationAttributes)
{
IList <Type> interfaceTypes = registrationAttribute.RegisteredInterfaces;
if (interfaceTypes.Any())
{
var repeatedlyRegisteredTypes = interfaceTypes.Where(i => alreadyRegisteredTypes.Contains(i)).ToList();
if (repeatedlyRegisteredTypes.Any())
{
throw new InjectionRegistrationException(repeatedlyRegisteredTypes.First(), type, $"Reflected interfaces [{string.Join( ", ", repeatedlyRegisteredTypes.Select( i => i.FullName ) )}] of {type.FullName} cannot be registered, since they were already registered for the same type with another attribute.");
}
// if ( !registrationAttribute.RegisteredInterfaces.Contains( type ) ) {
// interfaceTypes = new Type[ registrationAttribute.RegisteredInterfaces.Count() + 1 ];
// interfaceTypes[ 0 ] = type;
// registrationAttribute.RegisteredInterfaces.CopyTo( interfaceTypes, 1 );
// } else {
// interfaceTypes = registrationAttribute.RegisteredInterfaces;
// }
}
else
{
interfaceTypes = type.GetInterfaces().Where(i => !alreadyRegisteredTypes.Contains(i)).ToList();
if (!interfaceTypes.Contains(type))
{
interfaceTypes.Insert(0, type);
}
interfaceTypes = interfaceTypes.Where(i => !alreadyRegisteredTypes.Contains(i)).ToList();
}
var explicitOverriddenTypes = new HashSet <Type>(type.GetCustomAttribute <InjectionExplicitOverrideAttribute>().SelectMany(a => a.OverriddenTypes));
DependencyInjectionRegistration firstRegistration = null;
foreach (var interfaceType in interfaceTypes)
{
CheckInterfaceType(interfaceType, type);
// Selects the type to which the interface is mapped currently
var existingRegistration = _registrations.SingleOrDefault(i => i.RegisteredInterface == interfaceType);
if (existingRegistration != null && !type.IsSubclassOf(existingRegistration.RegisteredToType) && !explicitOverriddenTypes.Contains(existingRegistration.RegisteredToType))
{
// Check whether this type was overridden explicitly
var isExplicitlyOverridden = existingRegistration.RegisteredToType.EvaluateCustomAttributePredicate <InjectionExplicitOverrideAttribute>(eoa => eoa.OverriddenTypes.Any(t => t.Equals(type)));
if (existingRegistration.RegisteredToType != type && !existingRegistration.RegisteredToType.IsSubclassOf(type) && !isExplicitlyOverridden)
{
// Only registrations of inherited types may be overwritten. An alternative branch to an already registered type may not be registered.
throw new InjectionRegistrationException(interfaceType, type, $"Reflected interface {interfaceType.FullName} of {type.FullName} cannot be registered, since it is already registered to {existingRegistration.RegisteredToType.FullName}, which is not a superclass.");
}
if (firstRegistration == null)
{
firstRegistration = existingRegistration;
}
}
else
{
var registration = new DependencyInjectionRegistration {
RegisteredInterface = interfaceType,
RegisteredToType = type,
UsedOtherRegistration = firstRegistration
};
_registrations.Add(registration);
switch (registrationAttribute)
{
case InjectAsGlobalSingletonAttribute _:
registration.Lifetime = ServiceLifetime.Singleton;
if (firstRegistration == null)
{
serviceCollection.AddSingleton(interfaceType, type);
}
else
{
serviceCollection.AddSingleton(interfaceType, sp => sp.GetService(firstRegistration.RegisteredInterface));
}
break;
case InjectAsRequestSingletonAttribute _:
registration.Lifetime = ServiceLifetime.Scoped;
if (firstRegistration == null)
{
serviceCollection.AddScoped(interfaceType, type);
}
else
{
serviceCollection.AddScoped(interfaceType, sp => sp.GetService(firstRegistration.RegisteredInterface));
}
break;
case InjectAsNewInstanceAttribute _:
registration.Lifetime = ServiceLifetime.Transient;
if (firstRegistration == null)
{
serviceCollection.AddTransient(interfaceType, type);
}
else
{
serviceCollection.AddTransient(interfaceType, sp => sp.GetService(firstRegistration.RegisteredInterface));
}
break;
default:
// An implementation of IInjcetionScopeAttribute was given, but is not supported.
throw new InjectionRegistrationException(interfaceType, type, $"Reflected interface {interfaceType.FullName} of {type.FullName} cannot be registered, since InjectionRegistrationAttribute was invalid.");
}
if (existingRegistration != null && (type.IsSubclassOf(existingRegistration.RegisteredToType) || explicitOverriddenTypes.Contains(existingRegistration.RegisteredToType)))
{
var existingRegistrationChildren = existingRegistration.UsedByOtherRegistrations.ToList();
foreach (var existingRegistrationChild in existingRegistrationChildren)
{
CheckInterfaceType(existingRegistrationChild.RegisteredInterface, type);
existingRegistrationChild.RegisteredToType = type;
existingRegistrationChild.UsedOtherRegistration = registration;
registration.UsedByOtherRegistrations.Add(existingRegistrationChild);
}
_registrations.Remove(existingRegistration);
}
if (firstRegistration == null)
{
firstRegistration = registration;
}
else
{
firstRegistration.UsedByOtherRegistrations.Add(registration);
}
}
}
if (injectInListAttributes.Count == 1)
{
var injectInListAttribute = injectInListAttributes.First();
var listInterfaceTypes = injectInListAttribute.RegisteredInterfaces;
if (!serviceCollection.Any(reg => reg.ServiceType == typeof(ListInjectionRegistrationManager)))
{
serviceCollection.AddSingleton(_listInjectionRegistrationManager);
}
foreach (var interfaceType in listInterfaceTypes)
{
CheckInterfaceType(interfaceType, type);
_listInjectionRegistrationManager.RegisterTypeForListInterfaceType(type, interfaceType, injectInListAttribute.RemoveSubtypesFromList);
var listInjectionType = typeof(IEnumerable <>).MakeGenericType(interfaceType);
if (!serviceCollection.Any(reg => reg.ServiceType == listInjectionType))
{
var listInjectionProxyType = typeof(ListInjectionProxy <>).MakeGenericType(interfaceType);
serviceCollection.AddTransient(listInjectionType, listInjectionProxyType);
}
}
}
}
}
}
}
}
public static IHostBuilder CreateHostBuilder()
{
var hzConfiguration = new HazelcastConfig();
var emailSettings = new EmailSettings();
return(new HostBuilder()
.ConfigureAppConfiguration((hostContext, configurationBuilder) =>
{
var configurationRoot = configurationBuilder
.AddJsonFile("appsettings.json")
.AddEnvironmentVariables()
.Build();
configurationRoot.Bind(nameof(HazelcastConfig), hzConfiguration);
configurationRoot.Bind(nameof(EmailSettings), emailSettings);
})
.ConfigureLogging(loggingBuilder =>
{
loggingBuilder.ClearProviders();
loggingBuilder.UseLog4Net(new FileInfo("log4net.config"));
})
.ConfigureSimpleInjector()
.ConfigureContainer <Container>((hostBuilderContext, container) =>
{
container.RegisterSingleton(() => hzConfiguration);
// Register IMessagingClientFactory
container.RegisterSingleton <IMessagingClientFactory, HazelcastMessagingClientFactory>();
// Register IMessagingClient
container.RegisterSingleton(() =>
{
var config = container.GetInstance <IConfiguration>();
var factory = container.GetInstance <IMessagingClientFactory>();
return factory.CreateClient(nameof(HazelcastConfig), config);
});
// Register IMessagePublisher
container.RegisterSingleton <IMessagePublisher>(container.GetInstance <IMessagingClient>);
// Register IMessageSubscriber
container.RegisterSingleton <IMessageSubscriber>(container.GetInstance <IMessagingClient>);
// Register data context
container.RegisterSingleton(() => new OrganizationServiceDataContextFactory {
LoggerFactory = container.GetInstance <ILoggerFactory>()
});
//Register Email Service
container.RegisterSingleton(() => new EmailService(emailSettings));
container.RegisterScoped(() =>
{
var factory = container.GetInstance <OrganizationServiceDataContextFactory>();
var connectionString = hostBuilderContext.Configuration.GetConnectionString(nameof(OrganizationServiceDataContext));
return factory.CreateDbContext(connectionString);
});
// Register repositories
DependencyInjectionRegistration.RegisterRepositories(container);
// Register services
DependencyInjectionRegistration.RegisterServices(container);
//Register subscribers
DependencyInjectionRegistration.RegisterSubscribers(container);
//Register healthchecks
DependencyInjectionRegistration.RegisterHealthChecks(container);
})
.AddGrpcService <ProfileController>()
.AddGrpcService <OrganizationController>()
.AddGrpcService <OrganizationUserController>()
.AddGrpcService <GroupController>()
.AddGrpcService <GroupAuthorizationController>()
.AddGrpcService <AuthorizationController>()
.AddGrpcService <UserInvitationController>()
.AddGrpcService <HealthController>()
.ConfigureGrpcServer(
Assembly.GetEntryAssembly().GetName().Name,
(hostBuilderContext) =>
{
var config = new TracingConfig();
hostBuilderContext.Configuration.Bind(nameof(TracingConfig), config);
return config;
},
(hostBuilderContext, c, logger, serverServiceDefinitions, interceptors) =>
{
var server = new Server();
var config = new GrpcConfig();
hostBuilderContext.Configuration.Bind(nameof(GrpcConfig), config);
server.Ports.Add(new ServerPort(config.Host, config.Port, ServerCredentials.Insecure));
GrpcEnvironment.SetLogger(logger);
serverServiceDefinitions
.ToList()
.ForEach(x => { server.Services.Add(x.Intercept(interceptors.ToArray())); });
return server;
})
.ConfigureContainer <Container>(container => container.Verify()));
}
