Ideas/app/Http/Controllers/DashboardController.php

<?php

namespace App\Http\Controllers;

use App\Models\Idea;
use Illuminate\Http\Request;

class DashboardController extends Controller
{
    public function index()
    {
        $ideas = Idea::orderBy("created_at", "DESC");
        if(\request()->has("search"))
        {
            $ideas = $ideas->where("content", "like", "%" . \request("search", "") . "%");
        }
        $ideas = $ideas->paginate(5);
        return view('dashboard', ['ideas' => $ideas]);
    }
}