FEATURE: move categories into own repository

Http/Controllers/CategoriesOverview.php

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+<?php namespace Modules\Categories\Http\Controllers;
+
+use App\CMS\Enumerations\ModuleNamesWithIds;
+use App\Http\Controllers\Admin\Controller;
+use Modules\Categories\Entities\Category;
+
+class CategoriesOverview extends Controller
+{
+    public function getOverview()
+    {
+        // get list of all categories
+        $categories = Category::getTree()
+                              ->toArray();
+
+        $modules = ModuleNamesWithIds::getWithTranslations();
+
+        return view('categories::admin.overview', [
+            'categories' => $categories,
+            'modules'    => $modules
+        ]);
+    }
+}

Http/Controllers/CreateNewCategory.php

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+<?php namespace Modules\Categories\Http\Controllers;
+
+use App\Http\Controllers\Admin\Controller;
+use App\Http\Requests\Request;
+use App\Models\Module;
+use Illuminate\Support\Facades\Auth;
+use Illuminate\Support\Str;
+use Modules\Categories\Entities\Category;
+
+class CreateNewCategory extends Controller
+{
+    /**
+     * Display form for new category
+     * @return \Illuminate\Contracts\View\Factory|\Illuminate\View\View
+     */
+    public function getNew()
+    {
+        // get list of all categories
+        $categories = Category::getTree()
+                              ->toArray();
+
+        // get list of modules which supports categories
+        $modules = Module::where('enabled', true)
+                         ->where('support_categories', true)
+                         ->get();
+
+        return view('categories::admin.new', [
+            'category'   => new Category(),
+            'categories' => $categories,
+            'modules'    => $modules
+        ]);
+    }
+
+    /**
+     * Create new category
+     *
+     * @param Request $request
+     *
+     * @return \Illuminate\Http\RedirectResponse
+     */
+    public function postNew(Request $request)
+    {
+        $category = new Category();
+        $category->user_id = Auth::user()->id;
+        $category->module_id = $request->moduleId;
+        $category->name = $request->name;
+        $category->url = Str::slug($request->url);
+        $category->description = $request->description;
+
+        if ((int)$request->parentCategory) {
+            $category->parent_id = $request->parentCategory;
+        }
+
+        $category->save();
+
+        return redirect()
+            ->route('categories.overview')
+            ->with('success', trans('categories::categories.saveSuccessfull'));
+    }
+}

Http/Controllers/EditCategory.php

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+<?php namespace Modules\Categories\Http\Controllers;
+
+use App\Http\Controllers\Admin\Controller;
+use App\Http\Requests\Request;
+use App\Models\Module;
+use Illuminate\Support\Str;
+use Modules\Categories\Entities\Category;
+
+class EditCategory extends Controller
+{
+    /**
+     * Display form for editing category
+     *
+     * @return \Illuminate\Contracts\View\Factory|\Illuminate\View\View
+     */
+    public function getEdit($id)
+    {
+        $category = Category::findOrFail($id);
+
+        // get list of all categories
+        $categories = Category::getTree()
+                              ->toArray();
+
+        // get list of modules which supports categories
+        $modules = Module::where('enabled', true)
+                         ->where('support_categories', true)
+                         ->get();
+
+        return view('categories::admin.edit', [
+            'category'   => $category,
+            'categories' => $categories,
+            'modules'    => $modules
+        ]);
+    }
+
+    /**
+     * Create new category
+     *
+     * @param Request $request
+     * @param         $id
+     *
+     * @return \Illuminate\Http\RedirectResponse
+     */
+    public function postEdit(Request $request, $id)
+    {
+        $category = Category::findOrFail($id);
+
+        $category->name = $request->name;
+        $category->url = Str::slug($request->url);
+        $category->description = $request->description;
+
+        $category->save();
+
+        if ($category->parent_id !== $request->parentCategory) {
+            $category->parent_id = empty($request->parentCategory) ? null : $request->parentCategory;
+            $category->save();
+
+            if (empty($request->parentCategory)) {
+                $category->makeRoot($category->position);
+            }
+        }
+
+        return redirect()
+            ->route('categories.edit', ['id' => $id])
+            ->with('success', trans('categories::categories.saveSuccessfull'));
+    }
+
+    public function delete($id) {
+        $category = Category::findOrFail($id);
+
+        $category->delete();
+
+        return redirect()
+            ->route('categories.overview')
+            ->with('success', trans('categories::categories.deleteSuccessfull'));
+    }
+}

Http/routes.php

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+<?php
+
+Route::group([
+                 'prefix'     => LaravelLocalization::setLocale() . '/admin/categories',
+                 'middleware' => ['admin'],
+                 'namespace'  => 'Modules\Categories\Http\Controllers'
+             ], function () {
+    Route::get('/', 'CategoriesOverview@getOverview')
+         ->name('categories.overview');
+
+    Route::get('/new', 'CreateNewCategory@getNew')
+         ->name('categories.new');
+    Route::post('/new', 'CreateNewCategory@postNew')
+         ->name('categories.postNew');
+
+    Route::get('/edit/{id}', 'EditCategory@getEdit')
+         ->name('categories.edit');
+    Route::post('/edit/{id}', 'EditCategory@postEdit')
+         ->name('categories.postEdit');
+
+    Route::get('/delete/{id}', 'EditCategory@delete')
+         ->name('categories.delete');
+});