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