acdream/src/AcDream.App/Program.cs

using AcDream.App;
using AcDream.App.Plugins;
using AcDream.App.Rendering;
using AcDream.Core.Plugins;
using Serilog;

if (args.Length >= 1 && args[0] == "ui-studio")
{
    var so = AcDream.App.Studio.StudioOptions.Parse(args[1..]);
    using var sw = new AcDream.App.Studio.StudioWindow(so);
    sw.Run();
    return 0;
}

Log.Logger = new LoggerConfiguration()
    .MinimumLevel.Debug()
    .WriteTo.Console()
    .CreateLogger();

var datDir = args.FirstOrDefault() ?? Environment.GetEnvironmentVariable("ACDREAM_DAT_DIR");
if (string.IsNullOrWhiteSpace(datDir))
{
    Log.Error("usage: AcDream.App <dat-directory>  (or set ACDREAM_DAT_DIR)");
    return 2;
}

// Single read of the startup-time process environment. Every downstream
// consumer (GameWindow + collaborators) reads the typed bundle, not the
// raw env vars. See docs/architecture/code-structure.md §2 Rule 4.
var runtimeOptions = RuntimeOptions.FromEnvironment(datDir);

var worldGameState = new AcDream.Core.Plugins.WorldGameState();
var worldEvents = new AcDream.Core.Plugins.WorldEvents();
var uiRegistry = new AcDream.App.Plugins.BufferedUiRegistry();
using var window = new GameWindow(
    runtimeOptions,
    worldGameState,
    worldEvents,
    uiRegistry);
var host = new AppPluginHost(
    new SerilogAdapter(Log.Logger),
    worldGameState,
    worldEvents,
    window.Selection,
    uiRegistry);

var pluginsDir = Path.Combine(AppContext.BaseDirectory, "plugins");
Log.Information("scanning plugins in {PluginsDir}", pluginsDir);

var loaded = new List<LoadedPlugin>();
foreach (var result in PluginDiscovery.Scan(pluginsDir))
{
    if (!result.Success)
    {
        Log.Warning("plugin discovery failed for {Dir}: {Error}", result.PluginDirectory, result.Error);
        continue;
    }

    var loadResult = PluginLoader.Load(result.PluginDirectory, result.Manifest!, host);
    if (!loadResult.Success)
    {
        Log.Warning("plugin load failed for {Id}: {Error}", result.Manifest!.Id, loadResult.Error);
        continue;
    }

    loaded.Add(loadResult);
    Log.Information("loaded plugin {Id} ({DisplayName})", result.Manifest!.Id, result.Manifest.DisplayName);
}

try
{
    foreach (var plugin in loaded)
    {
        try { plugin.Plugin!.Enable(); }
        catch (Exception ex) { Log.Error(ex, "plugin enable failed: {Id}", plugin.Manifest.Id); }
    }

    window.Run();
}
finally
{
    foreach (var plugin in loaded)
    {
        try { plugin.Plugin!.Disable(); }
        catch (Exception ex) { Log.Error(ex, "plugin disable failed: {Id}", plugin.Manifest.Id); }
    }
    Log.CloseAndFlush();
}

return 0;