/// <summary>
/// Initializes a new instance of the <see cref="Bootloader"/> class.
/// </summary>
/// <param name="boot"><see cref="Boot"/> to use.</param>
public Bootloader(Boot boot)
{
_boot = boot;
}
/// <inheritdoc/>
public BootStagesResult Perform(Boot boot)
{
var newBindingsNotificationHub = new NewBindingsNotificationHub();
var results = new List <BootStageResult>();
var aggregatedAssociations = new Dictionary <string, object>()
{
{ WellKnownAssociations.NewBindingsNotificationHub, newBindingsNotificationHub }
};
IBindingCollection bindingCollection = new BindingCollection(new[]
{
new BindingBuilder(Binding.For(typeof(GetContainer))).To((GetContainer)(() => _container)).Build()
});
_logger = new NullLogger();
aggregatedAssociations[WellKnownAssociations.Bindings] = bindingCollection;
while (_stages.Count > 0)
{
var stage = _stages.Dequeue();
if (aggregatedAssociations.ContainsKey(WellKnownAssociations.Logger))
{
_logger = aggregatedAssociations[WellKnownAssociations.Logger] as ILogger;
}
var interfaces = stage.GetType().GetInterfaces();
var isBefore = interfaces.Any(_ => _.IsGenericType && _.GetGenericTypeDefinition() == typeof(ICanRunBeforeBootStage <>));
var isAfter = interfaces.Any(_ => _.IsGenericType && _.GetGenericTypeDefinition() == typeof(ICanRunAfterBootStage <>));
var suffix = string.Empty;
if (isBefore)
{
suffix = " (before)";
}
if (isAfter)
{
suffix = " (after)";
}
_logger.Information($"<********* BOOTSTAGE : {stage.BootStage}{suffix} *********>");
var performer = interfaces.SingleOrDefault(_ => _.IsGenericType && _.GetGenericTypeDefinition() == typeof(ICanPerformPartOfBootStage <>));
var settingsType = performer.GetGenericArguments()[0];
var settings = boot.GetSettingsByType(settingsType);
var method = performer.GetMethod("Perform", BindingFlags.Public | BindingFlags.Instance);
aggregatedAssociations[WellKnownAssociations.Bindings] = bindingCollection;
var builder = new BootStageBuilder(container: _container, initialAssociations: aggregatedAssociations);
method.Invoke(stage, new object[] { settings, builder });
var result = builder.Build();
results.Add(result);
result.Associations.ForEach(_ => aggregatedAssociations[_.Key] = _.Value);
newBindingsNotificationHub.Notify(result.Bindings);
bindingCollection = aggregatedAssociations[WellKnownAssociations.Bindings] as IBindingCollection;
bindingCollection = new BindingCollection(bindingCollection, result.Bindings);
_container = result.Container;
}
return(new BootStagesResult(_container, aggregatedAssociations, results));
}
/// <inheritdoc/>
public Boot Build()
{
var boot = new Boot(_settings.Values);
return(boot);
}