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src/Desktop/ShellAppRegistry.php

@@ -0,0 +1,82 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Desktop;
+
+final class ShellAppRegistry
+{
+    /**
+     * @var array<int, array<string, mixed>>|null
+     */
+    private ?array $apps = null;
+
+    public function __construct(
+        private readonly string $shellRoot,
+    ) {
+    }
+
+    /**
+     * @return array<int, array<string, mixed>>
+     */
+    public function all(): array
+    {
+        if ($this->apps !== null) {
+            return $this->apps;
+        }
+
+        if (!is_dir($this->shellRoot)) {
+            return $this->apps = [];
+        }
+
+        $apps = [];
+        foreach (glob($this->shellRoot . '/*/definition.php') ?: [] as $definitionPath) {
+            $app = require $definitionPath;
+
+            if (!is_array($app)) {
+                continue;
+            }
+
+            $appId = trim((string) ($app['app_id'] ?? ''));
+            if ($appId === '') {
+                continue;
+            }
+
+            $apps[] = [
+                'app_id' => $appId,
+                'title' => (string) ($app['title'] ?? $appId),
+                'label' => (string) ($app['label'] ?? $appId),
+                'content_mode' => (string) ($app['content_mode'] ?? 'shell'),
+                'admin_only' => (bool) ($app['admin_only'] ?? false),
+                'entry_route' => (string) ($app['entry_route'] ?? ''),
+                'content' => (string) ($app['content'] ?? ''),
+                'window' => is_array($app['window'] ?? null) ? $app['window'] : [],
+                'ui' => is_array($app['ui'] ?? null) ? $app['ui'] : [],
+            ];
+        }
+
+        usort(
+            $apps,
+            static fn (array $left, array $right): int => strcmp(
+                (string) ($left['title'] ?? $left['app_id'] ?? ''),
+                (string) ($right['title'] ?? $right['app_id'] ?? '')
+            )
+        );
+
+        return $this->apps = array_values($apps);
+    }
+
+    /**
+     * @return array<string, mixed>|null
+     */
+    public function find(string $appId): ?array
+    {
+        foreach ($this->all() as $app) {
+            if ((string) ($app['app_id'] ?? '') === $appId) {
+                return $app;
+            }
+        }
+
+        return null;
+    }
+}