pedi2/routes/web.php

<?php

use Illuminate\Support\Facades\Route;
use Symfony\Component\HttpKernel\Exception\HttpException;
/*
|--------------------------------------------------------------------------
| Web Routes
|--------------------------------------------------------------------------
|
| Here is where you can register web routes for your application. These
| routes are loaded by the RouteServiceProvider within a group which
| contains the "web" middleware group. Now create something great!
|
*/

if (App::environment('production')) {
    URL::forceScheme('https');
}

Route::get('/', 'ProductoController@index')->name('productos');

Auth::routes(['register' => false]);

Route::get('/productos', 'ProductoController@index')->name('productos.index');

Route::get('/chismosa', 'ChismosaController@show')->name('chismosa.show');

Route::middleware('auth')->group( function() {

	Route::name('subpedidos.')->prefix("subpedidos")->group( function() {
		Route::get('/', function() {
			return view('subpedidos_create');
		})->name('create');

		Route::post('guardar_sesion', function() {
			$r = request();
			if (!isset($r["subpedido"])) {
	            throw new HttpException(400, "La request necesita un subpedido para guardar en sesión");
	        }
	        session(["subpedido_nombre" => $r["subpedido"]["nombre"]]);
	        session(["subpedido_id" => $r["subpedido"]["id"]]);
	        return "Subpedido guardado en sesión";
		})->name('guardarSesion');

		Route::get('obtener_sesion', function() {
			$sesion = [
				'subpedido' => [
					'nombre' => session("subpedido_nombre"),
					'id' => session("subpedido_id")
				]
			];
	        return $sesion;
		})->name('obtenerSesion');
	});
});