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Edit File: BannerIndex.php

<?php

namespace App\Livewire\Admin\Banner;

use App\Models\Banner;
use App\Models\History;
use Livewire\Component;
use Livewire\Attributes\Layout;
use Illuminate\Support\Facades\Auth;
use Illuminate\Support\Facades\Session;
use Illuminate\Support\Facades\Storage;
use Livewire\WithPagination;

class BannerIndex extends Component
{
    use WithPagination;

public function delete($id) {
        $banner = Banner::find($id);
        $delete_path = substr($banner->image, 9);

$banner_with_higher_order = Banner::where("order", ">" , $banner->order)->get();
        foreach($banner_with_higher_order as $item) {
            $item->order = $item->order - 1;
            $item->save();
        }
        Storage::delete($delete_path);

Session::flash('status', 'success');
        Session::flash('message', 'Berhasil Menghapus Banner ' . $banner->name);

History::create([
        'name' => Auth::user()->name,
        'page' => 'Banners',
        'title' => Auth::user()->name . ' Menghapus Banner ' . $banner->name,
        'status' => 'danger',
        ]);

$banner->delete();
        return redirect()->route("admin.banner.index");
    }

#[Layout("layouts.admin")]
    public function render()
    {
        return view('livewire.admin.banner.banner-index', [
            'banners' => Banner::orderBy("name")->paginate(50),
        ]);
    }
}

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