public static IEnumerable <AreaDescriptor> DiscoverAreaControllerActions(Compilation compilation)
{
var allClasses = compilation.SyntaxTrees
.SelectMany(st => st.GetRoot().DescendantNodes().OfType <TypeDeclarationSyntax>())
.Select(st => compilation.GetSemanticModel(st.SyntaxTree).GetDeclaredSymbol(st));
var controllerTypes = DiscoverControllers(allClasses);
var controllersByArea = controllerTypes.GroupBy(GetAreaName);
foreach (var areaControllers in controllersByArea)
{
var area = new AreaDescriptor(areaControllers.Key);
foreach (var controllerSymbol in areaControllers)
{
var controller = DiscoverControllerActions(controllerSymbol, area);
if (controller.Actions.Any())
{
area.Controllers.Add(controller);
}
}
if (area.Controllers.Any())
{
yield return(area);
}
}
}
public static IEnumerable <AreaDescriptor> DiscoverAreaControllerActions(Compilation compilation, List <TypeDeclarationSyntax> possibleControllers)
{
var allClasses = possibleControllers
.Select(st => compilation.GetSemanticModel(st.SyntaxTree).GetDeclaredSymbol(st));
var disposableDispose = (IMethodSymbol)compilation.GetSpecialType(SpecialType.System_IDisposable).GetMembers(nameof(IDisposable.Dispose)).First();
var controllerTypes = DiscoverControllers(allClasses);
var controllersByArea = controllerTypes.GroupBy(GetAreaName);
foreach (var areaControllers in controllersByArea)
{
var area = new AreaDescriptor(areaControllers.Key);
foreach (var controllerSymbol in areaControllers)
{
var controller = DiscoverControllerActions(controllerSymbol, area, disposableDispose);
if (controller.Actions.Any())
{
area.Controllers.Add(controller);
}
}
if (area.Controllers.Any())
{
yield return(area);
}
}
}
public static void WriteAreaActions(IndentedTextWriter writer, AreaDescriptor area)
{
CodeGenerator.WriteAreaClassStart(writer, $"{area.Name}UrlActions", $"{area.Name}Actions");
foreach (var controller in area.Controllers)
{
WriteControllerActions(writer, controller);
}
CodeGenerator.WriteAreaClassEnd(writer);
}
public static void WriteAreaActions(IndentedTextWriter writer, AreaDescriptor area)
{
writer.WriteLine($"public static {area.Name}UrlActions {area.Name}Actions(this IUrlHelper urlHelper)");
writer.Indent++;
writer.WriteLine($"=> new {area.Name}UrlActions(urlHelper);");
writer.Indent--;
writer.WriteLineNoTabs("");
writer.WriteLine($"public class {area.Name}UrlActions");
writer.WriteLine("{");
writer.Indent++;
writer.WriteLine("private readonly IUrlHelper urlHelper;");
writer.WriteLine($"public {area.Name}UrlActions(IUrlHelper urlHelper)");
writer.WriteLine("{");
writer.Indent++;
writer.WriteLine("this.urlHelper = urlHelper;");
writer.Indent--;
writer.WriteLine("}\n");
var first = true;
foreach (var controller in area.Controllers)
{
if (!first)
{
writer.WriteLineNoTabs("");
}
first = false;
WriteControllerActions(writer, controller);
}
writer.Indent--;
writer.WriteLine("}\n");
}
public ControllerDescriptor(AreaDescriptor area, string controllerName)
{
Area = area;
Name = controllerName;
Actions = new List <ActionDescriptor>();
}
public static ControllerDescriptor DiscoverControllerActions(ITypeSymbol controllerSymbol, AreaDescriptor area)
{
var controllerName = Regex.Replace(controllerSymbol.Name, "Controller$", "");
var controller = new ControllerDescriptor(area, controllerName);
foreach (var actionSymbol in DiscoverActions(controllerSymbol))
{
var actionName = Regex.Replace(actionSymbol.Name, "Async$", "");
var action = new ActionDescriptor(controller, actionName);
foreach (var parameterSymbol in actionSymbol.Parameters)
{
action.Parameters.Add(new ParameterDescriptor(
parameterSymbol.Name,
GetParameterType(parameterSymbol.Type),
parameterSymbol.HasExplicitDefaultValue,
parameterSymbol.HasExplicitDefaultValue ? parameterSymbol.ExplicitDefaultValue : null));
}
controller.Actions.Add(action);
}
return(controller);
}
public static ControllerDescriptor DiscoverControllerActions(INamedTypeSymbol controllerSymbol, AreaDescriptor area, IMethodSymbol disposableDispose)
{
var controllerName = RouteDiscoverer.DiscoverControllerName(controllerSymbol);
var controller = new ControllerDescriptor(area, controllerName);
foreach (var actionSymbol in DiscoverActions(controllerSymbol, disposableDispose))
{
var actionName = RouteDiscoverer.DiscoverActionName(actionSymbol);
var action = new ActionDescriptor(controller, actionName);
foreach (var parameter in RouteDiscoverer.DiscoverMethodParameters(actionSymbol))
{
action.Parameters.Add(parameter);
}
controller.Actions.Add(action);
}
return(controller);
}