public static IServiceCollection AddCph(this IServiceCollection serviceCollection, IConfiguration configuration)
{
if (serviceCollection == null)
{
throw new ArgumentNullException(nameof(serviceCollection));
}
DynamicAssemblyLoadContext dynamicAssemblyLoadContext = new DynamicAssemblyLoadContext(
configuration.GetSection("SharedAssemblies").GetChildren().Select(c => c.Value),
configuration.GetSection("AssemblyProbingPaths").GetChildren().Select(c => c.Value)
);
List <Type> hostDiModuleTypes = new List <Type>();
List <string> hostAssemblyNames = configuration.GetSection("Host:Assemblies").GetChildren().Select(c => c.Value).ToList();
foreach (string hostAssemblyName in hostAssemblyNames)
{
Assembly hostAssembly = dynamicAssemblyLoadContext.LoadFromDirectory(hostAssemblyName);
if (hostAssembly == null)
{
continue;
}
hostDiModuleTypes.AddRange(hostAssembly.GetTypes(t => t.IsConcreteClass() && t.ImplementsInterface(typeof(IDependencyInjectionModule))));
}
foreach (Type hostDiModuleType in hostDiModuleTypes)
{
IDependencyInjectionModule hostDiModule = Activator.CreateInstance(hostDiModuleType) as IDependencyInjectionModule;
hostDiModule?.ConfigureServices(serviceCollection);
}
return(serviceCollection.AddApplication(configuration, dynamicAssemblyLoadContext));
}
private static IServiceCollection AddApplication(this IServiceCollection serviceCollection, IConfiguration configuration, DynamicAssemblyLoadContext dynamicAssemblyLoadContext)
{
if (serviceCollection == null)
{
throw new ArgumentNullException(nameof(serviceCollection));
}
List <Type> commandTypes = new List <Type>();
List <Type> applicationDiModuleTypes = new List <Type>();
List <string> applicationAssemblyNames = configuration.GetSection("Application:Assemblies").GetChildren().Select(c => c.Value).ToList();
foreach (string applicationAssemblyName in applicationAssemblyNames)
{
Assembly applicationAssembly = dynamicAssemblyLoadContext.LoadFromDirectory(applicationAssemblyName);
if (applicationAssembly == null)
{
continue;
}
applicationDiModuleTypes.AddRange(applicationAssembly.GetTypes(t => t.IsConcreteClass() && t.ImplementsInterface(typeof(IDependencyInjectionModule))));
commandTypes.AddRange(applicationAssembly.GetTypes(t => t.IsConcreteClass() && t.ImplementsInterface(typeof(ICommand))));
serviceCollection.AddTransientGenericTypeDefinition(typeof(ICommandHandler <>), applicationAssembly);
}
foreach (Type applicationDiModuleType in applicationDiModuleTypes)
{
IDependencyInjectionModule module = Activator.CreateInstance(applicationDiModuleType) as IDependencyInjectionModule;
module?.ConfigureServices(serviceCollection);
}
return(serviceCollection.AddSingleton <ITypeProvider>(sp => new TypeProvider(commandTypes)));
}