namespace App\Http\Controllers\Admin;

use App\Http\Controllers\Controller;
use Illuminate\Http\Request;
use App\Models\News;
use Illuminate\Support\Str;

class NewsController extends Controller
{
    /**
     * Display a listing of the news.
     */
    public function index()
    {
        $newsList = News::all();
        return view('admin.news.index', compact('newsList'));
    }

    /**
     * Show the form for creating a new news item.
     */
    public function create()
    {
        return view('admin.news.create');
    }

    /**
     * Store a newly created news item.
     */
    public function store(Request $request)
    {
        $request->validate([
            'title' => 'required|max:255',
            'slug' => 'nullable|max:255|unique:news,slug',
            'document' => 'nullable|file|mimes:pdf,doc,docx',
        ]);

        $news = new News();
        $news->title = $request->title;
        $news->slug = $request->slug ?: Str::slug($request->title);
        $news->status = $request->status ? 1 : 0;

        // Handle file upload
        if ($request->hasFile('document')) {
            $file = $request->file('document');
            $filename = time() . '-' . $file->getClientOriginalName();
            $file->move(public_path('uploads/news'), $filename);
            $news->document = $filename;
        }

        $news->save();

        return redirect()->route('admin.news.index')->with('success', 'News added successfully.');
    }

    /**
     * Show the form for editing the specified news item.
     */
    public function edit($id)
    {
        $news = News::findOrFail($id);
        return view('admin.news.edit', compact('news'));
    }

    /**
     * Update the specified news item.
     */
    public function update(Request $request, $id)
    {
        $news = News::findOrFail($id);

        $request->validate([
            'title' => 'required|max:255',
            'slug' => 'nullable|max:255|unique:news,slug,' . $news->id,
            'document' => 'nullable|file|mimes:pdf,doc,docx',
        ]);

        $news->title = $request->title;
        $news->slug = $request->slug ?: Str::slug($request->title);
        $news->status = $request->status ? 1 : 0;

        // Handle file upload
        if ($request->hasFile('document')) {
            // Delete the old file if exists
            if ($news->document && file_exists(public_path('uploads/news/' . $news->document))) {
                unlink(public_path('uploads/news/' . $news->document));
            }

            $file = $request->file('document');
            $filename = time() . '-' . $file->getClientOriginalName();
            $file->move(public_path('uploads/news'), $filename);
            $news->document = $filename;
        }

        $news->save();

        return redirect()->route('admin.news.index')->with('success', 'News updated successfully.');
    }

    /**
     * Remove the specified news item.
     */
    public function destroy($id)
    {
        $news = News::findOrFail($id);

        // Delete the associated document if exists
        if ($news->document && file_exists(public_path('uploads/news/' . $news->document))) {
            unlink(public_path('uploads/news/' . $news->document));
        }

        $news->delete();

        return redirect()->route('admin.news.index')->with('success', 'News deleted successfully.');
    }
}