lpj/app/Http/Controllers/ActivityController.php

<?php

namespace Modules\Lpj\Http\Controllers;

use App\Http\Controllers\Controller;
use Exception;
use Illuminate\Http\RedirectResponse;
use Illuminate\Http\Request;
use Modules\Lpj\Models\Permohonan;
use Modules\Lpj\Models\StatusPermohonan;

class ActivityController extends Controller
{
    public $user;
    /**
     * Display a listing of the resource.
     */
    public function index()
    {
        $status_permohonan = StatusPermohonan::all();
        return view('lpj::activity.index', compact('status_permohonan'));
    }

    /**
     * Show the form for creating a new resource.
     */

    /**
     * Store a newly created resource in storage.
     */
    public function store(Request $request): RedirectResponse
    {
        //
    }

    /**
     * Show the specified resource.
     */
    public function show($id)
    {

        $status_permohonan = StatusPermohonan::orderBy('id')->get();

        $permohonan = Permohonan::with(
            [
                'user',
                'debiture.province',
                'debiture.city',
                'debiture.district',
                'debiture.village',
                'branch',
                'tujuanPenilaian',
                'penilaian'
            ],
        )->findOrFail($id);

        return view('lpj::activity.activitydetail', compact('id', 'status_permohonan', 'permohonan'));
    }

    /**
     * Show the form for editing the specified resource.
     */
    public function edit($id)
    {
        return view('lpj::edit');
    }

    /**
     * Update the specified resource in storage.
     */
     public function dataForDatatables(Request $request)
    {
        if (is_null($this->user) || !$this->user->can('debitur.view')) {
            // abort(403, 'Sorry! You are not allowed to view users.');
        }

        // Retrieve data from the database
        $query = Permohonan::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('nomor_registrasi', 'LIKE', '%' . $search . '%');
                $q->orWhere('tanggal_permohonan', 'LIKE', '%' . $search . '%');
                $q->orWhereRelation('user', 'name', 'LIKE', '%' . $search . '%');
                $q->orWhereRelation('debiture', 'name', 'LIKE', '%' . $search . '%');
                $q->orWhereRelation('tujuanPenilaian', 'name', 'LIKE', '%' . $search . '%');
                $q->orWhereRelation('branch', 'name', 'LIKE', '%' . $search . '%');
                $q->orWhere('status', 'LIKE', '%' . $search . '%');
            });
        }

        // Apply status filter if provided
        if ($request->has('status') && !empty($request->get('status'))) {
            $status = $request->get('status');
            $query->where('status', '=', $status);
        }

        // Default sorting if no sort provided
        if ($request->has('sortOrder') && !empty($request->get('sortOrder'))) {
            $order  = $request->get('sortOrder');
            $column = $request->get('sortField');
            $query->orderBy($column, $order);
        } else {
            $query->orderBy('nomor_registrasi', 'asc'); // Default order by nomor_registrasi
        }

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

        // Apply pagination if provided
        if ($request->has('page') && $request->has('size')) {
            $page = (int) $request->get('page', 1);  // Default page is 1
            $size = (int) $request->get('size', 10); // Default size is 10
            $offset = ($page - 1) * $size; // Calculate the offset

            // Limit results based on pagination
            $query->skip($offset)->take($size);
        }

        // Get the filtered count of records (after search & filters applied)
        $filteredRecords = $query->count();

        // Get the data for the current page
        $data = $query->with(['user', 'debiture', 'branch', 'tujuanPenilaian'])->get();

        // Calculate the total number of pages
        $pageCount = ceil($totalRecords / $request->get('size', 10));

        // Return the response data as a JSON object
        return response()->json([
            'draw'            => $request->get('draw'),
            'recordsTotal'    => $totalRecords,
            'recordsFiltered' => $filteredRecords,
            'pageCount'       => $pageCount,
            'page'            => $request->get('page', 1),
            'totalCount'      => $totalRecords,
            'data'            => $data,
        ]);
    }


    /**
     * Download the specified resource from storage.
     */
    public function download($id)
    {
        $document = Permohonan::find($id);
        return response()->download(storage_path('app/public/' . $document->dokumen));
    }
}