public static Registry RegisterPlugins <TPlugin, TContext>(this Registry registry,
ConditionalPlugins <TPlugin, TContext> plugins)
where TPlugin : class
{
plugins.ForEach(x => registry.RegisterPlugin(x));
return(registry);
}
public ConditionalPluginsDsl(
ConditionalPlugins <TPlugin, TContext> plugins,
Func <TContext, bool> defaultPredicate = null)
{
Plugins = plugins;
DefaultPredicate = defaultPredicate;
}
public static IContainer RegisterPlugins <TPlugin, TContext>(this IContainer container,
ConditionalPlugins <TPlugin, TContext> plugins)
where TPlugin : class
{
plugins.ForEach(x => container.RegisterPlugin(x));
return(container);
}
public static IEnumerable <TPlugin> ThatAppliesTo <TPlugin, TPluginContext, TInstanceContext>(
this ConditionalPlugins <TPlugin, TPluginContext> plugins,
IEnumerable <TPlugin> instances, TPluginContext pluginContext, TInstanceContext instanceContext)
where TPlugin : IConditional <TInstanceContext>
{
return(plugins.ThatApply(instances, pluginContext, x => x.AppliesTo(instanceContext)));
}
public static IEnumerable <TPlugin> ThatAppliesOrDefault <TPlugin, TPluginContext>(
this ConditionalPlugins <TPlugin, TPluginContext> plugins,
IEnumerable <TPlugin> instances, TPluginContext pluginContext)
where TPlugin : class, IConditional
{
return(plugins.ThatApplyOrDefault(instances, pluginContext, x => x.Applies()));
}
private static IEnumerable <TPlugin> ThatApplyOrDefault <TPlugin, TPluginContext>(
this ConditionalPlugins <TPlugin, TPluginContext> plugins,
IEnumerable <TPlugin> instances, TPluginContext pluginContext, Func <TPlugin, bool> predicate)
{
return(plugins.ThatApply(instances, pluginContext, predicate).ToList()
.AnyOrDefault(() => plugins.GetDefaultInstance(instances)));
}
public ReplaceDsl(ConditionalPluginsDsl <TPlugin, TContext> dsl,
ConditionalPlugins <TPlugin, TContext> plugins,
Func <TContext, bool> defaultPredicate)
{
_dsl = dsl;
_plugins = plugins;
_defaultPredicate = defaultPredicate;
}
private static IEnumerable <TPlugin> ThatApply <TPlugin, TPluginContext>(
this ConditionalPlugins <TPlugin, TPluginContext> plugins,
IEnumerable <TPlugin> instances, TPluginContext pluginContext, Func <TPlugin, bool> predicate)
{
return(plugins.ThatApplyTo(instances, pluginContext)
.Where(x => predicate.Invoke(x.Instance))
.Select(x => x.Instance).ToList());
}
public static TPlugin FirstThatAppliesToOrDefault <TPlugin, TPluginContext, TInstanceContext>(
this ConditionalPlugins <TPlugin, TPluginContext> plugins,
IEnumerable <TPlugin> instances, TPluginContext pluginContext,
TInstanceContext instanceContext)
where TPlugin : class, IConditional <TInstanceContext>
{
return(plugins.ThatAppliesToOrDefault(instances,
pluginContext, instanceContext).FirstOrDefault());
}
public PrependDsl(ConditionalPlugin <TPlugin, TContext> plugin,
ConditionalPlugins <TPlugin, TContext> plugins,
Func <TContext, bool> defaultPredicate) : base(plugins, defaultPredicate)
{
_plugin = plugin;
}