/// <summary>
/// Register dependencies
/// </summary>
/// <param name="services">Collection of service descriptors</param>
/// <param name="appSettings">App settings</param>
public virtual void RegisterDependencies(IServiceCollection services, AppSettings appSettings)
{
var typeFinder = new WebAppTypeFinder();
//register engine
services.AddSingleton <IEngine>(this);
//register type finder
services.AddSingleton <ITypeFinder>(typeFinder);
//find dependency registrars provided by other assemblies
var dependencyRegistrars = typeFinder.FindClassesOfType <IDependencyRegistrar>();
//create and sort instances of dependency registrars
var instances = dependencyRegistrars
.Select(dependencyRegistrar => (IDependencyRegistrar)Activator.CreateInstance(dependencyRegistrar))
.OrderBy(dependencyRegistrar => dependencyRegistrar.Order);
//register all provided dependencies
foreach (var dependencyRegistrar in instances)
{
dependencyRegistrar.Register(services, typeFinder, appSettings);
}
services.AddSingleton(services);
}
/// <summary>
/// Add and configure services
/// </summary>
/// <param name="services">Collection of service descriptors</param>
/// <param name="configuration">Configuration of the application</param>
public void ConfigureServices(IServiceCollection services, IConfiguration configuration)
{
//find startup configurations provided by other assemblies
var typeFinder = new WebAppTypeFinder();
var startupConfigurations = typeFinder.FindClassesOfType <INopStartup>();
//create and sort instances of startup configurations
var instances = startupConfigurations
.Select(startup => (INopStartup)Activator.CreateInstance(startup))
.OrderBy(startup => startup.Order);
//configure services
foreach (var instance in instances)
{
instance.ConfigureServices(services, configuration);
}
//register mapper configurations
AddAutoMapper(services, typeFinder);
//run startup tasks
RunStartupTasks(typeFinder);
//resolve assemblies here. otherwise, plugins can throw an exception when rendering views
AppDomain.CurrentDomain.AssemblyResolve += CurrentDomain_AssemblyResolve;
}
