23-01-2026

app/Http/Controllers/API/NavigationController.php

@@ -0,0 +1,185 @@
+<?php
+
+namespace App\Http\Controllers\API;
+
+use App\Http\Controllers\Controller;
+use App\Services\NavigationTreeService;
+use Illuminate\Http\JsonResponse;
+
+class NavigationController extends Controller
+{
+    protected $navigationService;
+
+    public function __construct(NavigationTreeService $navigationService)
+    {
+        $this->navigationService = $navigationService;
+    }
+
+    /**
+     * Gibt den kompletten Navigationsbaum zurück
+     * 
+     * @return JsonResponse
+     */
+    public function getNavigationTree(): JsonResponse
+    {
+        try {
+            $tree = $this->navigationService->getNavigationTree();
+
+            return response()->json([
+                'success' => true,
+                'data' => $tree,
+                'meta' => [
+                    'total_nodes' => $this->navigationService->countNodes($tree),
+                    'generated_at' => now()->toIso8601String()
+                ]
+            ]);
+        } catch (\Exception $e) {
+            return response()->json([
+                'success' => false,
+                'error' => $e->getMessage()
+            ], 500);
+        }
+    }
+
+    /**
+     * Gibt einen spezifischen Teil des Navigationsbaums zurück
+     * 
+     * @param int $rootId Die ID des Root-Knotens
+     * @return JsonResponse
+     */
+    public function getNavigationSubTree(int $rootId): JsonResponse
+    {
+        try {
+            $tree = $this->navigationService->getNavigationSubTree($rootId);
+
+            if (!$tree) {
+                return response()->json([
+                    'success' => false,
+                    'error' => 'Navigation node not found'
+                ], 404);
+            }
+
+            return response()->json([
+                'success' => true,
+                'data' => $tree,
+                'meta' => [
+                    'total_nodes' => $this->navigationService->countNodes([$tree]),
+                    'generated_at' => now()->toIso8601String()
+                ]
+            ]);
+        } catch (\Exception $e) {
+            return response()->json([
+                'success' => false,
+                'error' => $e->getMessage()
+            ], 500);
+        }
+    }
+
+    /**
+     * Gibt eine flache Liste aller Navigationspunkte zurück (ohne Hierarchie)
+     * 
+     * @return JsonResponse
+     */
+    public function getFlatNavigationList(): JsonResponse
+    {
+        try {
+            $list = $this->navigationService->getFlatNavigationList();
+
+            return response()->json([
+                'success' => true,
+                'data' => $list,
+                'meta' => [
+                    'total_nodes' => count($list),
+                    'generated_at' => now()->toIso8601String()
+                ]
+            ]);
+        } catch (\Exception $e) {
+            return response()->json([
+                'success' => false,
+                'error' => $e->getMessage()
+            ], 500);
+        }
+    }
+
+    /**
+     * Gibt nur die aktiven Navigationspunkte zurück
+     * 
+     * @return JsonResponse
+     */
+    public function getActiveNavigationTree(): JsonResponse
+    {
+        try {
+            $tree = $this->navigationService->getNavigationTree(true);
+
+            return response()->json([
+                'success' => true,
+                'data' => $tree,
+                'meta' => [
+                    'total_nodes' => $this->navigationService->countNodes($tree),
+                    'generated_at' => now()->toIso8601String()
+                ]
+            ]);
+        } catch (\Exception $e) {
+            return response()->json([
+                'success' => false,
+                'error' => $e->getMessage()
+            ], 500);
+        }
+    }
+
+    /**
+     * Gibt den Breadcrumb-Pfad für eine bestimmte Seite zurück
+     * 
+     * @param int $pageId
+     * @return JsonResponse
+     */
+    public function getBreadcrumb(int $pageId): JsonResponse
+    {
+        try {
+            $breadcrumb = $this->navigationService->getBreadcrumb($pageId);
+
+            if (empty($breadcrumb)) {
+                return response()->json([
+                    'success' => false,
+                    'error' => 'Page not found'
+                ], 404);
+            }
+
+            return response()->json([
+                'success' => true,
+                'data' => $breadcrumb,
+                'meta' => [
+                    'depth' => count($breadcrumb),
+                    'generated_at' => now()->toIso8601String()
+                ]
+            ]);
+        } catch (\Exception $e) {
+            return response()->json([
+                'success' => false,
+                'error' => $e->getMessage()
+            ], 500);
+        }
+    }
+
+    /**
+     * Löscht den Navigation-Cache
+     * 
+     * @return JsonResponse
+     */
+    public function clearCache(): JsonResponse
+    {
+        try {
+            $this->navigationService->clearCache();
+
+            return response()->json([
+                'success' => true,
+                'message' => 'Navigation cache cleared successfully'
+            ]);
+        } catch (\Exception $e) {
+            return response()->json([
+                'success' => false,
+                'error' => $e->getMessage()
+            ], 500);
+        }
+    }
+}