CKB/app/Http/Controllers/CategoryController.php

<?php

namespace App\Http\Controllers;

use App\Models\Category;
use App\Models\Menu;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Auth;
use Illuminate\Support\Facades\Gate;
use Yajra\DataTables\DataTables;

class CategoryController extends Controller
{
    /**
     * Display a listing of the resource.
     *
     * @return \Illuminate\Http\Response
     */
    public function index(Request $request)
    {
        $menu = Menu::where('link', 'category.index')->first();
        abort_if(Gate::denies('view', $menu), 403, 'Unauthorized User');

        if ($request->ajax()) {
            $data = Category::all();
            return DataTables::of($data)->addIndexColumn()
                ->addColumn('action', function($row) use ($menu) {
                    $btn = '';
                    
                    if(Auth::user()->can('delete', $menu)) {
                        $btn .= '<button class="btn btn-danger btn-sm btn-bold" data-action="'. route('category.destroy', $row->id) .'" id="destroyCategory'. $row->id .'" onclick="destroyCategory('. $row->id .')"> Hapus </button>';
                    }

                    if(Auth::user()->can('update', $menu)) {
                        $btn .= '<button class="btn btn-warning btn-sm btn-bold" id="editCategory'. $row->id .'" data-url="'. route('category.edit', $row->id) .'" data-action="'. route('category.update', $row->id) .'" onclick="editCategory('. $row->id .')"> Edit </button>';
                    }
                    
                    return $btn;
                })
                ->rawColumns(['action'])
                ->make(true);
        }
        return view('back.master.category');
    }

    /**
     * Show the form for creating a new resource.
     *
     * @return \Illuminate\Http\Response
     */
    public function create()
    {
        //
    }

    /**
     * Store a newly created resource in storage.
     *
     * @param  \Illuminate\Http\Request  $request
     * @return \Illuminate\Http\Response
     */
    public function store(Request $request)
    {
        $menu = Menu::where('link', 'category.index')->first();
        abort_if(Gate::denies('create', $menu), 403, 'Unauthorized User');
        Category::create($request->all());

        $response = [
            "status" => 200,
            "message"   => "Data created successfully"
        ];

        return response()->json($response);
    }

    /**
     * Display the specified resource.
     *
     * @param  \App\Models\Category  $category
     * @return \Illuminate\Http\Response
     */
    public function show(Category $category)
    {
        //
    }

    /**
     * Show the form for editing the specified resource.
     *
     * @param  \App\Models\Category  $category
     * @return \Illuminate\Http\Response
     */
    public function edit(Category $category)
    {
        $menu = Menu::where('link', 'category.index')->first();
        abort_if(Gate::denies('view', $menu), 403, 'Unauthorized User');
        $category = Category::find($category->id);
        $response = [
            'data' => $category,
            'status' => 200,
            'message' => 'get data successfully'
        ];
        return response()->json($response);
    }

    /**
     * Update the specified resource in storage.
     *
     * @param  \Illuminate\Http\Request  $request
     * @param  \App\Models\Category  $category
     * @return \Illuminate\Http\Response
     */
    public function update(Request $request, Category $category)
    {
        $menu = Menu::where('link', 'category.index')->first();
        abort_if(Gate::denies('update', $menu), 403, 'Unauthorized User');
        Category::find($category->id)->update($request->all());

        $response = [
            "status" => 200,
            "message"   => "Data updated successfully"
        ];

        return response()->json($response);
    }

    /**
     * Remove the specified resource from storage.
     *
     * @param  \App\Models\Category  $category
     * @return \Illuminate\Http\Response
     */
    public function destroy(Category $category)
    {
        $menu = Menu::where('link', 'category.index')->first();
        abort_if(Gate::denies('delete', $menu), 403, 'Unauthorized User');
        Category::destroy($category->id);

        $response = [
            "status" => 200,
            "message"   => "Data deleted successfully"
        ];

        return response()->json($response);
    }
}