simedkom/app/Http/Controllers/Dashboard/NewsController.php

<?php

namespace App\Http\Controllers\Dashboard;

use App\Exports\NewsExport;
use App\Http\Controllers\Controller;
use App\Http\Requests\NewsRequest;
use App\Models\News;
use Barryvdh\DomPDF\Facade\Pdf;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Auth;
use Illuminate\Support\Str;
use Maatwebsite\Excel\Facades\Excel;

class NewsController extends Controller
{
    public function index(Request $request){
        return view('dashboard.news.index', [
            'title' => 'Data Berita',
            'category' => $request->input('category', null),
            'year' => $request->input('year', null),
            'month' => $request->input('month', null),
            'date' => $request->input('date', null),
        ]);

    }

    public function create(){
        return view('dashboard.news.create', [
            'title' => 'Buat Berita Baru'
        ]);
    }

    public function store(NewsRequest $request){
        $validatedData = $request->validated();
        $validatedData['slug'] = Str::slug($validatedData['title']);
        $validatedData['author_id'] = Auth::id();

        $isNewsExists = News::where('slug', $validatedData['slug'])->first();

        if($isNewsExists){
            return redirect()->back()->with('failed-status', 'Maaf, berita dengan judul tersebut sudah pernah ditambahkan.');
        }

        if($request->has('image')){
            $validatedData['image'] = store_file($validatedData['image'], '/uploads/news', 'public')['randomFileName'];
        }


        $createdNews = News::create($validatedData);

        if($createdNews){
            return redirect()->route('dashboard.news.index')->with('success-status', 'Berhasil menambahkan berita.');
        }else{
            return redirect()->back()->with('failed-status', 'Gagal menambahkan berita.');
        }
    }

    public function edit($id){
        $news = News::findOrFail(decrypt_id($id));

        return view('dashboard.news.edit', [
            'title' => 'Ubah Berita',
            'news' => $news
        ]);
    }

    public function update(NewsRequest $request, $id){
        $validatedData = $request->validated();

        $news = News::findOrFail(decrypt_id($id));

        if($request->has('image')){
            delete_file('app/public/uploads/news/'.$news->image);
            $validatedData['image'] = store_file($validatedData['image'], '/uploads/news', 'public')['randomFileName'];
        }else{
            $validatedData['image'] = $news->image;
        }

        $validatedData['slug'] = Str::slug($validatedData['title']);
        $validatedData['author_id'] = Auth::id();

        $isNewsExists = News::where('slug', $validatedData['slug'])->first();

        if($isNewsExists && $isNewsExists->id !== $news->id){
            return redirect()->back()->with('failed-status', 'Maaf, berita dengan judul tersebut sudah pernah ditambahkan.');
        }

        $news = News::findOrFail(decrypt_id($id));
        $updatedNews = $news->update($validatedData);

        if($updatedNews){
            return redirect()->back()->with('success-status', 'Berhasil mengubah berita.');
        }else{
            return redirect()->back()->with('failed-status', 'Gagal mengubah berita.');
        }
    }

    public function show($id){
        $news = News::findOrFail(decrypt_id($id));

        return view('dashboard.news.show', [
            'title' => 'Detail Berita',
            'news' => $news
        ]);
    }

    public function destroy($id){
        try {
            $news = News::findOrFail(decrypt_id($id));
            $news->update([
                'slug' => $news->slug.'-deleted-'. now()->timestamp
            ]);
            $news->delete();


            return response()->json(['message' => 'Berhasil menghapus berita.']);
        } catch (\Exception $e) {
            return response()->json(['message' => 'Gagal menghapus berita.'], 500);
        }
    }

    public function export(Request $request)
    {
        $category = $request->input('category', 'all');
        $year = $request->input('year', null);
        $month = $request->input('month', null);
        $date = $request->input('date', null);

        return Excel::download(new NewsExport($category, $year, $month, $date), 'news.xlsx');
    }

    public function filter(Request $request){

        $filteredRequest = $request->except('_token');

        $filterField = array_filter($filteredRequest, function ($value) {
            return filled($value);
        });

        return redirect()->route('dashboard.news.index', $filterField);
    }

    public function printData($slug){

        $news = News::where('slug', $slug)->first();


        $pdf = Pdf::loadView('dashboard.news.print', compact('news'));

        return $pdf->stream('berita-'.$news->slug.'.pdf');
    }

    public function checkLink(Request $request)
    {
        $linkExists = News::where('link', $request->link)->exists();

        return response()->json([
            'exists' => $linkExists
        ]);
    }
}