webstatement/app/Http/Controllers/JenisKartuController.php

<?php

    namespace Modules\Webstatement\Http\Controllers;

    use App\Http\Controllers\Controller;
    use Exception;
    use Illuminate\Http\Request;
    use Maatwebsite\Excel\Facades\Excel;
    use Modules\Webstatement\Exports\JenisKartuExport;
    use Modules\Webstatement\Http\Requests\JenisKartuRequest;
    use Modules\Webstatement\Models\JenisKartu;

    // Added for Request class

    class JenisKartuController extends Controller
    {
        public $user;

        /**
         * Display a listing of the resource.
         */
        public function index()
        {
            return view('webstatement::jenis-kartu.index');
        }

        /**
         * Store a newly created resource in storage.
         */
        public function store(JenisKartuRequest $request)
        {
            $validate = $request->validated();

            if ($validate) {
                try {
                    // Add created_by field
                    $validate['created_by'] = auth()->id();

                    // Save to database
                    JenisKartu::create($validate);

                    return redirect()
                        ->route('jenis-kartu.index')
                        ->with('success', 'Jenis Kartu created successfully');
                } catch (Exception $e) {
                    return redirect()
                        ->route('jenis-kartu.create')
                        ->with('error', 'Failed to create Jenis Kartu');
                }
            }
        }

        /**
         * Show the form for creating a new resource.
         */
        public function create()
        {
            return view('webstatement::jenis-kartu.create');
        }

        /**
         * Show the specified resource.
         */
        public function show($id)
        {
            $jenisKartu = JenisKartu::find($id);
            return view('webstatement::jenis-kartu.show', compact('jenisKartu'));
        }

        /**
         * Show the form for editing the specified resource.
         */
        public function edit($id)
        {
            $jenisKartu = JenisKartu::find($id);
            return view('webstatement::jenis-kartu.create', compact('jenisKartu'));
        }

        /**
         * Update the specified resource in storage.
         */
        public function update(JenisKartuRequest $request, $id)
        {
            $validate = $request->validated();

            if ($validate) {
                try {
                    // Add updated_by field
                    $validate['updated_by'] = auth()->id();

                    // Update in database
                    $jenisKartu = JenisKartu::find($id);
                    $jenisKartu->update($validate);

                    return redirect()
                        ->route('jenis-kartu.index')
                        ->with('success', 'Jenis Kartu updated successfully');
                } catch (Exception $e) {
                    return redirect()
                        ->route('jenis-kartu.edit', $id)
                        ->with('error', 'Failed to update Jenis Kartu');
                }
            }
        }

        /**
         * Remove the specified resource from storage.
         */
        public function destroy($id)
        {
            try {
                // Add deleted_by field
                $jenisKartu             = JenisKartu::find($id);
                $jenisKartu->deleted_by = auth()->id();
                $jenisKartu->save();

                // Delete from database
                $jenisKartu->delete();

                echo json_encode(['success' => true, 'message' => 'Jenis Kartu deleted successfully']);
            } catch (Exception $e) {
                echo json_encode(['success' => false, 'message' => 'Failed to delete Jenis Kartu']);
            }
        }

        /**
         * Provide data for datatables.
         */
        public function dataForDatatables(Request $request)
        {
            if (is_null($this->user) || !$this->user->can('jenis-kartu.view')) {
                //abort(403, 'Sorry! You are not allowed to view jenis kartu.');
            }

            // Retrieve data from the database
            $query = JenisKartu::query();
            // Apply search filter if provided
            if ($request->has('search') && !empty($request->get('search'))) {
                $search = $request->get('search');
                $query->where(function ($q) use ($search) {
                    $q->where('code', 'LIKE', "%$search%");
                    $q->orWhere('name', 'LIKE', "%$search%");
                    $q->orWhere('biaya', 'LIKE', "%$search%");
                });
            }

            // Apply sorting if provided
            if ($request->has('sortOrder') && !empty($request->get('sortOrder'))) {
                $order  = $request->get('sortOrder');
                $column = $request->get('sortField');
                $query->orderBy($column, $order);
            }

            // Get the total count of records
            $totalRecords = $query->count();

            // Apply pagination if provided
            if ($request->has('page') && $request->has('size')) {
                $page   = $request->get('page');
                $size   = $request->get('size');
                $offset = ($page - 1) * $size; // Calculate the offset

                $query->skip($offset)->take($size);
            }

            // Get the filtered count of records
            $filteredRecords = $query->count();

            // Get the data for the current page
            $data = $query->get();

            // Calculate the page count
            $pageCount = ceil($filteredRecords / ($request->get('size') ?: 1));

            // Calculate the current page number
            $currentPage = $request->get('page') ?: 1;

            // Return the response data as a JSON object
            return response()->json([
                'draw'            => $request->get('draw'),
                'recordsTotal'    => $totalRecords,
                'recordsFiltered' => $filteredRecords,
                'pageCount'       => $pageCount,
                'page'            => $currentPage,
                'totalCount'      => $totalRecords,
                'data'            => $data,
            ]);
        }

        /**
         * Delete multiple records.
         */
        public function deleteMultiple(Request $request)
        {
            $ids = $request->input('ids');
            JenisKartu::whereIn('id', $ids)->delete();
            return response()->json(['message' => 'Jenis Kartu deleted successfully']);
        }

        /**
         * Export data to Excel.
         */
        public function export()
        {
            return Excel::download(new JenisKartuExport, 'jenis-kartu.xlsx');
        }
    }