Files
HelperLib/OmegaLeo.HelperLib.Web/Controllers/HomeController.cs
T
2025-12-14 17:25:38 +00:00

331 lines
12 KiB
C#

// File: `OmegaLeo.HelperLib.Web/Controllers/HomeController.cs`
using System.Diagnostics;
using System.Reflection;
using System.Runtime.ExceptionServices;
using GameDevLibrary.Helpers;
using Microsoft.AspNetCore.Mvc;
using NetFlow.DocumentationHelper.Library.Helpers;
using NetFlow.DocumentationHelper.Library.Models;
using OmegaLeo.HelperLib.Changelog.Tools;
using OmegaLeo.HelperLib.Web.Models;
namespace OmegaLeo.HelperLib.Web.Controllers;
public class HomeController : Controller
{
private readonly ILogger<HomeController> _logger;
private static Dictionary<string, LibraryDocumentationViewModel> _libraryCache;
public HomeController(ILogger<HomeController> logger)
{
_logger = logger;
InitializeLibraries();
}
private void InitializeLibraries()
{
if (_libraryCache != null) return;
var root = GetSolutionRoot();
_logger.LogInformation("Initializing libraries from base directory: {Root}", root);
_libraryCache = new Dictionary<string, LibraryDocumentationViewModel>
{
["core"] = GenerateLibraryDocs(
typeof(BenchmarkUtility).Assembly,
Path.Combine(root, "changelogs", "OmegaLeo.HelperLib.CHANGELOG.md"),
"Core Library",
"Core utilities and helper functions for general C# development",
"OmegaLeo.HelperLib"
),
["changelog"] = GenerateLibraryDocs(
typeof(Changelog.Models.Changelog).Assembly,
Path.Combine(root, "changelogs", "OmegaLeo.HelperLib.Changelog.CHANGELOG.md"),
"Changelog Library",
"Tools for managing and generating changelogs",
"OmegaLeo.HelperLib.Changelog"
),
["game"] = GenerateLibraryDocs(
typeof(OmegaLeo.HelperLib.Game.Models.ConsoleCommand).Assembly,
Path.Combine(root, "changelogs", "OmegaLeo.HelperLib.Game.CHANGELOG.md"),
"Game Development Library",
"Game development utilities for Unity and Godot",
"OmegaLeo.HelperLib.Game"
)
};
_logger.LogInformation("Initialized {Count} libraries", _libraryCache.Count);
}
public IActionResult Index()
{
return View(_libraryCache);
}
public IActionResult Library(string id)
{
if (string.IsNullOrEmpty(id) || !_libraryCache.ContainsKey(id))
return NotFound();
return View(_libraryCache[id]);
}
public IActionResult Privacy()
{
return View();
}
[ResponseCache(Duration = 0, Location = ResponseCacheLocation.None, NoStore = true)]
public IActionResult Error()
{
return View(new ErrorViewModel { RequestId = Activity.Current?.Id ?? HttpContext.TraceIdentifier });
}
private void LogDocumentationHelperInfo()
{
try
{
var assemblies = AppDomain.CurrentDomain.GetAssemblies();
var target = assemblies.FirstOrDefault(a =>
a.GetName().Name.Equals("NetFlow.DocumentationHelper.Library", StringComparison.OrdinalIgnoreCase));
if (target == null)
{
_logger.LogWarning("NetFlow.DocumentationHelper.Library not loaded. Loaded assemblies ({Count}):",
assemblies.Length);
foreach (var a in assemblies.OrderBy(a => a.GetName().Name))
{
_logger.LogInformation(" {Name} {Version} => {Location}", a.GetName().Name, a.GetName().Version,
SafeLocation(a));
}
return;
}
_logger.LogInformation("Found {Name} {Version} at {Location}", target.GetName().Name,
target.GetName().Version, SafeLocation(target));
Type attrType = null;
try
{
attrType = target.GetType("NetFlow.DocumentationHelper.Library.Attributes.DocumentationAttribute",
false, true);
}
catch (Exception ex)
{
_logger.LogWarning(ex, "Failed to GetType for DocumentationAttribute in {Assembly}",
target.GetName().Name);
}
if (attrType == null)
{
_logger.LogWarning("Type 'DocumentationAttribute' not found in {Assembly}.", target.GetName().Name);
}
else
{
var ctors = attrType.GetConstructors(BindingFlags.Public | BindingFlags.Instance |
BindingFlags.NonPublic);
if (!ctors.Any())
_logger.LogWarning("No constructors found on DocumentationAttribute in {Assembly}.",
target.GetName().Name);
foreach (var ctor in ctors)
{
var sig = string.Join(", ", ctor.GetParameters().Select(p => p.ParameterType.Name + " " + p.Name));
_logger.LogInformation("DocumentationAttribute ctor: ({Signature})", sig);
}
}
}
catch (Exception ex)
{
_logger.LogError(ex, "Failed to log DocumentationHelper assembly info.");
}
static string SafeLocation(Assembly a)
{
try
{
return string.IsNullOrEmpty(a.Location) ? "<in-memory>" : a.Location;
}
catch
{
return "<unknown>";
}
}
}
private void InspectDocumentationHelperMethod()
{
try
{
var assemblies = AppDomain.CurrentDomain.GetAssemblies();
Type helperType = null;
foreach (var asm in assemblies)
{
try
{
var t = asm.GetTypes().FirstOrDefault(tt =>
tt.Name.Equals("DocumentationHelperTool", StringComparison.OrdinalIgnoreCase)
|| tt.FullName?.EndsWith(".DocumentationHelperTool") == true);
if (t != null)
{
helperType = t;
break;
}
}
catch (ReflectionTypeLoadException rtlex)
{
_logger.LogDebug(rtlex, "Could not enumerate types in {Assembly}", asm.GetName().Name);
foreach (var loaderEx in rtlex.LoaderExceptions ?? Array.Empty<Exception>())
_logger.LogDebug(loaderEx, "Loader exception for {Assembly}", asm.GetName().Name);
}
catch (Exception ex)
{
_logger.LogDebug(ex, "Failed enumerating types in {Assembly}", asm.GetName().Name);
}
}
if (helperType == null)
{
_logger.LogWarning("DocumentationHelperTool type not found in loaded assemblies.");
return;
}
_logger.LogInformation("DocumentationHelperTool found: {Type} in {Assembly} ({Location})",
helperType.FullName, helperType.Assembly.GetName().Name, SafeLocation(helperType.Assembly));
var method = helperType.GetMethod("GenerateDocumentation",
BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Static | BindingFlags.Instance);
if (method == null)
{
_logger.LogWarning("GenerateDocumentation method not found on {Type}.", helperType.FullName);
}
else
{
var parameters = string.Join(", ",
method.GetParameters().Select(p => p.ParameterType.Name + " " + p.Name));
_logger.LogInformation("Method: {Name} ({Parameters}) -> {ReturnType}", method.Name, parameters,
method.ReturnType.FullName);
}
}
catch (Exception ex)
{
_logger.LogError(ex, "Failed to inspect DocumentationHelperTool type/method.");
}
static string SafeLocation(Assembly a)
{
try
{
return string.IsNullOrEmpty(a.Location) ? "<in-memory>" : a.Location;
}
catch
{
return "<unknown>";
}
}
}
private LibraryDocumentationViewModel GenerateLibraryDocs(Assembly assembly, string changelogPath,
string displayName, string description, string nugetPackageId)
{
_logger.LogInformation("Generating documentation for {Assembly}", assembly.GetName().Name);
_logger.LogInformation("Assembly location: {Location}", assembly.Location ?? "<in-memory>");
_logger.LogInformation("Changelog path: {Path}", changelogPath);
_logger.LogInformation("Changelog exists: {Exists}", System.IO.File.Exists(changelogPath));
LogDocumentationHelperInfo();
IEnumerable<DocumentationStructure> allDocumentation = Enumerable.Empty<DocumentationStructure>();
try
{
// Pass the specific assembly to GenerateDocumentation
var result = DocumentationHelperTool.GenerateDocumentation();
allDocumentation = result?.ToList() ?? Enumerable.Empty<DocumentationStructure>();
_logger.LogInformation("GenerateDocumentation returned {Count} items for {Assembly}",
allDocumentation.Count(), assembly.GetName().Name);
}
catch (MissingMethodException mmex)
{
_logger.LogError(mmex,
"Missing method when calling DocumentationHelperTool.GenerateDocumentation(). Possible assembly mismatch.");
InspectDocumentationHelperMethod();
ExceptionDispatchInfo.Capture(mmex).Throw();
}
catch (Exception ex)
{
_logger.LogError(ex, "DocumentationHelperTool.GenerateDocumentation threw an exception.");
InspectDocumentationHelperMethod();
throw;
}
try
{
var assemblyName = assembly.GetName().Name;
List<DocumentationStructure> filteredDocumentation = allDocumentation
.Where<DocumentationStructure>(d =>
{
try
{
var prop = d.GetType().GetProperty("AssemblyName");
return prop != null && string.Equals(prop.GetValue(d)?.ToString(), assemblyName,
StringComparison.OrdinalIgnoreCase);
}
catch
{
return false;
}
})
.OrderBy<DocumentationStructure, string>(d =>
{
try
{
return d.GetType().GetProperty("ClassName")?.GetValue(d)?.ToString() ?? "";
}
catch
{
return "";
}
}).ToList<DocumentationStructure>();
string changelogMarkdown = "";
if (System.IO.File.Exists(changelogPath))
{
changelogMarkdown = ChangelogTool.GetMarkdown(assembly);
}
string version = assembly.GetCustomAttribute<System.Reflection.AssemblyInformationalVersionAttribute>()
?.InformationalVersion
?? assembly.GetName().Version?.ToString()
?? "1.0.0";
if (version.Contains('+'))
{
version = version.Substring(0, version.IndexOf('+'));
}
return new LibraryDocumentationViewModel
{
LibraryName = displayName,
Description = description,
Version = version,
NuGetPackageId = nugetPackageId,
Documentation = filteredDocumentation,
ChangelogMarkdown = changelogMarkdown
};
}
catch (Exception e)
{
_logger.LogError(e, "Failed to process documentation for {Assembly}", assembly.FullName);
return new LibraryDocumentationViewModel();
}
}
static string GetSolutionRoot()
{
return AppContext.BaseDirectory;
}
}