searchanddisplace-core/app/Http/Controllers/RegexController.php

<?php

namespace App\Http\Controllers;

use App\SearchDisplace\Regex\RegexFactory;

class RegexController extends Controller
{
    public function create()
    {
        return view('pages.regex.create');
    }

    public function store()
    {
        request()->validate([
            'name' => 'required',
            'tag' => 'nullable',
            'expression' => 'required',
        ]);

        try {
            $factory = new RegexFactory(
                request()->get('name'),
                request()->get('expression'),
                request()->get('tag')
            );

            $searcher = $factory->create();

            return response()->json([
                'status' => 'success',
                'searcher' => $searcher,
            ], 200);
        } catch (\Exception $exception) {
            return response()->json([
                'status' => 'fail',
                'message' => $exception->getMessage(),
            ], 400);
        }
    }
}