/// <inheritdoc/>
public IEnumerable <IComposable> LoadModule(IModule module)
{
var logger = new LogProvider().GetLogger("AssemblyComposer"); // Unknown if logging service is available.
logger.Info($"Loading module {module.Entry}");
try
{
var deps = module.ModuleDirectory.EnumerateDirectories().First(d => d.Name == "contents");
}
catch (InvalidOperationException ex)
{
throw new DirectoryNotFoundException($"Unable to find module contents for {module.Entry}", ex);
}
var loadContext = new AssemblyModuleLoadContext(module);
// todo: check for semver!!
var entryPath = Path.Combine(module.ModuleDirectory.FullName, "contents", module.Entry);
if (!File.Exists(entryPath))
{
throw new FileNotFoundException($"Unable to find specified entry point {module.Entry}");
}
var assembly = loadContext.LoadFromAssemblyPath(entryPath);
IEnumerable <Type> types;
try
{
types = assembly.ExportedTypes
.Where(t => t.GetInterfaces().Contains(typeof(IComposable)))
.Where(t => t.GetConstructor(Type.EmptyTypes) != null);
}
catch (TypeLoadException ex)
{
throw new TypeLoadException(
$"Unable to load {module.Entry}, are you sure it is compatible with this version of Snowflake?",
ex);
}
foreach (var type in types)
{
var container = Instantiate.CreateInstance(type);
var castedContainer = (IComposable)container;
Console.WriteLine($"Found Container {container.GetType().Name}");
yield return(castedContainer);
}
}
internal ConfigurationCollection(IConfigurationValueCollection defaults)
{
this.Descriptor =
ConfigurationDescriptorCache.GetCollectionDescriptor <T>();
var genInstance = typeof(T).GetCustomAttribute <ConfigurationGenerationInstanceAttribute>();
if (genInstance == null)
{
throw new InvalidOperationException("Not generated!"); // todo: mark with interface to fail at compile time.
}
this.ValueCollection = defaults;
this.Configuration = (T)Instantiate.CreateInstance(genInstance.InstanceType,
new[] { typeof(IConfigurationValueCollection) }, Expression.Constant(this.ValueCollection));
}
internal CollectionInterceptor(IConfigurationValueCollection defaults)
{
this.Values = new Dictionary <string, dynamic>();
foreach (var(type, name) in from props in typeof(T).GetPublicProperties()
where props.GetIndexParameters().Length == 0 &&
props.PropertyType.GetInterfaces().Contains(typeof(IConfigurationSection))
select(type: props.PropertyType, name: props.Name))
{
var sectionType = typeof(ConfigurationSection <>).MakeGenericType(type);
if (name != null)
{
this.Values.Add(name,
Instantiate.CreateInstance(sectionType,
new Type[] { typeof(IConfigurationValueCollection), typeof(string) },
Expression.Constant(defaults),
Expression.Constant(name)));
}
}
}
public InputConfiguration(IControllerElementMappingProfile mappedElements, int playerIndex = 0)
{
this.PlayerIndex = playerIndex;
this.Descriptor = ConfigurationDescriptorCache.GetSectionDescriptor <T>(typeof(T).Name);
this.Options = (from prop in typeof(T).GetProperties()
let inputOptionAttribute = prop.GetCustomAttribute <InputOptionAttribute>()
where inputOptionAttribute != null
let name = prop.Name
select(name, option: (IInputOption) new InputOption(inputOptionAttribute, name)))
.ToDictionary(o => o.name,
o => o.option);
var overrides = (from element in mappedElements
from key in this.Options.Keys
let option = this.Options[key]
let target = option.TargetElement
where element.LayoutElement == target
where FlagEnums.HasAnyFlags(option.OptionType, element.DeviceCapability.GetClass())
select(key, element.DeviceCapability)).ToDictionary(d => d.key, d => d.DeviceCapability);
var map = from key in this.Options.Keys
let value = overrides.ContainsKey(key) ? overrides[key] : DeviceCapability.None
select new KeyValuePair <string, DeviceCapability>(key, value);
this.ValueCollection = new ConfigurationValueCollection();
var genInstance = typeof(T).GetCustomAttribute <ConfigurationGenerationInstanceAttribute>();
if (genInstance == null)
{
throw new InvalidOperationException("Not generated!"); // todo: mark with interface to fail at compile time.
}
this.Configuration =
(T)Instantiate.CreateInstance(genInstance.InstanceType,
new[] { typeof(IConfigurationSectionDescriptor), typeof(IConfigurationValueCollection), typeof(Dictionary <string, DeviceCapability>) },
Expression.Constant(this.Descriptor), Expression.Constant(this.ValueCollection),
Expression.Constant(map.ToDictionary(m => m.Key, m => m.Value)));
this.ConfigurationSection = new ConfigurationSection <T>(this.ValueCollection, this.Descriptor, this.Configuration);
}
