laravel/app/Http/Controllers/FormController.php

<?php

namespace App\Http\Controllers;

use Illuminate\Http\Request;
use Illuminate\Support\Facades\Storage;
use Illuminate\Support\Str;

class FormController extends Controller
{
    public function showForm()
    {
        return view('form');
    }

    public function submitForm(Request $request)
    {
        $validated = $request->validate([
            'name' => 'required|min:2|max:100',
            'email' => 'required|email',
            'phone' => 'required|digits:11',
            'gender' => 'boolean',
            'message' => 'required|min:10|max:1000',
        ]);
        $filename = 'form-data-' . Str::uuid() . '.json';
        Storage::put("form-data/{$filename}", json_encode([
            'id' => Str::uuid(),
            'name' => $validated['name'],
            'email' => $validated['email'],
            'phone' => $validated['phone'],
            'gender' => array_key_exists('gender', $validated) ? $validated['gender'] : 0,
            'message' => $validated['message'],
            'submitted_at' => now()->timezone('Asia/Irkutsk')->toDateISOString(),
        ], JSON_PRETTY_PRINT | JSON_UNESCAPED_UNICODE));

        return redirect()->route('form.show')
            ->with('success', 'Данные успешно сохранены!');
    }

    public function showData()
    {
        $files = Storage::files('form-data');
        $data = [];

        foreach ($files as $file) {
            if (pathinfo($file, PATHINFO_EXTENSION) === 'json') {
                $content = Storage::get($file);
                $data[] = json_decode($content, true);
            }
        }

        return view('data', compact('data'));
    }
}