/// <summary>
/// 组织模块
/// </summary>
/// <param name="moduleTypes"></param>
/// <param name="descriptorBuilder"></param>
protected virtual void OrganizationModule(IEnumerable <Type> moduleTypes, IModuleDescriptorBuilder descriptorBuilder)
{
try
{
var allModuleDescriptors = AppModuleDependencyUtil.FindAllDependedModuleDescriptors(moduleTypes, descriptorBuilder);
SortedModuleDescriptors = SortModuleDescriptors(allModuleDescriptors).ToList().AsReadOnly();
SortedModuleTypes = SortedModuleDescriptors.Select(m => m.Type).ToList().AsReadOnly();
ModuleDependencyRoots = SortedModuleDescriptors.Where(m => m.Dependents.IsNullOrEmpty()).ToList().AsReadOnly();
}
catch (ModularityException)
{
throw;
}
catch (Exception ex)
{
throw new ModularityException("SortModuleDescriptors Fail", ex);
}
}
/// <summary>
/// 收集模块
/// </summary>
/// <param name="moduleContainer"></param>
/// <param name="moduleType"></param>
/// <param name="descriptorBuilder"></param>
private static IModuleDescriptor CollectModuleDescriptors(Dictionary <Type, IModuleDescriptor> moduleContainer, Type moduleType, IModuleDescriptorBuilder descriptorBuilder)
{
if (moduleContainer.TryGetValue(moduleType, out var existedDescriptor))
{
return(existedDescriptor);
}
var descriptor = descriptorBuilder.Create(moduleType);
moduleContainer.Add(moduleType, descriptor);
var dependencies = descriptorBuilder.GetDependedModuleTypes(moduleType)
.Select(dependedModuleType => CollectModuleDescriptors(moduleContainer, dependedModuleType, descriptorBuilder).AddDependent(descriptor));
descriptor.AddDependencies(dependencies);
return(descriptor);
}
#pragma warning disable CS8618 // 在退出构造函数时，不可为 null 的字段必须包含非 null 值。请考虑声明为可以为 null。
/// <summary>
/// <inheritdoc cref="ModuleLoader"/>
/// </summary>
/// <param name="services"></param>
/// <param name="moduleTypes"></param>
/// <param name="descriptorBuilder"></param>
/// <param name="options"></param>
public ModuleLoader(IServiceCollection services, IEnumerable <Type> moduleTypes, IModuleDescriptorBuilder descriptorBuilder, ModuleLoadOptions options)
{
Services = services ?? throw new ArgumentNullException(nameof(services));
_options = options ?? throw new ArgumentNullException(nameof(options));
if (moduleTypes.IsNullOrEmpty())
{
throw new ArgumentNullException(nameof(moduleTypes));
}
OrganizationModule(moduleTypes, descriptorBuilder);
}
