TA-bibit-cabai/app/Http/Controllers/Auth/RegisterController.php

<?php

namespace App\Http\Controllers\Auth;

use App\Http\Controllers\Controller;
use App\Models\User;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Hash;
use Illuminate\Support\Facades\Auth;
use Illuminate\View\View;
use Illuminate\Http\RedirectResponse;
use Illuminate\Support\Facades\Validator;

class RegisterController extends Controller
{
    public function showRegistrationForm(): View
    {
        return view('auth.register');
    }

    public function register(Request $request): RedirectResponse
    {
        // Validasi dasar terlebih dahulu
       $validator = Validator::make($request->all(), [
    'name'     => 'required|string|min:8|max:255',
    'email'    => 'required|string|email|max:255|unique:users|regex:/@gmail\.com$/|regex:/^\S+$/',
    'phone'    => 'required|string|min:10|max:20',
    'address'  => 'required|string|min:20|max:500',
    'password' => 'required|string|min:8|confirmed',
    'agree'    => 'required|accepted',
], [
    'name.required'     => 'Nama wajib diisi.',
    'name.min'          => 'Nama minimal harus 8 karakter.',
    'email.required'    => 'Email wajib diisi.',
    'email.email'       => 'Format email tidak valid.',
    'email.unique'      => 'Email sudah digunakan.',
    'email.regex'       => 'Email harus menggunakan domain @gmail.com dan tidak boleh mengandung spasi.',
    'phone.required'    => 'Nomor telepon wajib diisi.',
    'phone.min'         => 'Nomor telepon minimal 10 karakter.',
    'address.required'  => 'Alamat wajib diisi.',
    'address.min'       => 'Alamat terlalu pendek, minimal 20 karakter. Harap isi lengkap.',
    'password.required' => 'Password wajib diisi.',
    'password.min'      => 'Password minimal harus 8 karakter.',
    'password.confirmed'=> 'Konfirmasi password tidak cocok.',
    'agree.required'    => 'Anda harus menyetujui syarat dan ketentuan.',
    'agree.accepted'    => 'Anda harus menyetujui syarat dan ketentuan.',
]);

        // Validasi password familiar
        // Validasi password familiar & pernah dipakai user lain
// $validator->after(function ($validator) use ($request) {
//     if ($request->has('password')) {
//         if ($this->isCommonPassword($request->password)) {
//             $validator->errors()->add('password', 'Password yang Anda gunakan terlalu umum. Silakan pilih password yang lebih unik.');
//         }

//         if ($this->isPasswordAlreadyUsed($request->password)) {
//             $validator->errors()->add('password', 'Password ini sudah pernah digunakan oleh akun lain. Silakan gunakan password yang berbeda.');
//         }
//     }

//     if ($request->has('phone') && $request->phone) {
//         if ($this->isPhoneAlreadyUsed($request->phone)) {
//             $validator->errors()->add('phone', 'Nomor telepon sudah terdaftar di sistem kami.');
//         }
//     }
// });

        if ($validator->fails()) {
            return redirect()->back()->withErrors($validator)->withInput();
        }

        $validated = $validator->validated();

        $user = User::create([
            'name' => $validated['name'],
            'email' => $validated['email'],
            'phone' => $validated['phone'],
            'address' => $validated['address'],
            'password' => Hash::make($validated['password']),
            'is_admin' => false, // Pastikan user biasa bukan admin
        ]);

        // Arahkan ke login dengan pesan sukses
        return redirect()->route('login')->with('success', 'Registrasi berhasil! Silakan login dengan akun Anda.');
    }

    /**
     * Cek apakah password termasuk password yang umum/familiar
     */
    // private function isCommonPassword(string $password): bool
    // {
    //     $commonPasswords = [
    //         // Password numerik umum
    //         '12345678', '123456789', '1234567890',
    //         '87654321', '11111111', '22222222', '33333333', '44444444', '55555555',
    //         '66666666', '77777777', '88888888', '99999999', '00000000',
            
    //         // Password alfabetik umum
    //         'password', 'Password', 'PASSWORD', 'password123', 'Password123',
    //         'qwerty123', 'qwertyui', 'asdfghjk', 'zxcvbnm123',
    //         'abcd1234', 'admin123', 'user1234', 'welcome123',
            
    //         // Password Indonesia umum
    //         'indonesia', 'Indonesia', 'garuda123', 'nusantara',
    //         'jakarta123', 'bali2023', 'surabaya', 'bandung123',
    //         'password1', 'rahasia123', 'bismillah',
            
    //         // Kombinasi tanggal umum
    //         '01011990', '01011995', '01012000', '17081945',
    //         '12345abc', 'abc12345', '123qwe123', 'qwe12345',
            
    //         // Pattern keyboard umum
    //         'qwerty12', 'asdf1234', 'zxcv1234', '1qaz2wsx',
    //         '1q2w3e4r', 'qazwsxed', 'plokijuh',
            
    //         // Password dengan nama umum
    //         'admin1234', 'guest1234', 'test1234', 'demo1234',
    //         'sample123', 'example123', 'default123',
            
    //         // Password sosial media umum  
    //         'facebook', 'instagram', 'whatsapp', 'twitter123',
    //         'gmail123', 'yahoo123', 'google123',
            
    //         // Password gaming umum
    //         'minecraft', 'roblox123', 'fortnite', 'pubg1234',
    //         'mobilelegend', 'freefire', 'valorant',
            
    //         // Password device umum
    //         'android123', 'iphone123', 'samsung123', 'nokia1234',
            
    //         // Tahun umum
    //         '20232023', '20242024', '19901990', '20002000',
    //     ];

    //     return in_array(strtolower($password), array_map('strtolower', $commonPasswords));
    // }

    /**
 * Cek apakah password sudah pernah dipakai oleh user lain di database
 */
// private function isPasswordAlreadyUsed(string $password): bool
// {
//     $users = User::whereNotNull('password')->get(['password']);

//     foreach ($users as $user) {
//         if (Hash::check($password, $user->password)) {
//             return true;
//         }
//     }

//     return false;
}

/**
     * Cek nomor telepon sudah terdaftar dalam berbagai format
     */
    // private function isPhoneAlreadyUsed(string $phone): bool
    // {
    //     $digitsOnly = preg_replace('/\D/', '', $phone);

    //     $formats = [
    //         $phone,                       // +6281234567890
    //         $digitsOnly,                  // 6281234567890
    //         '+' . $digitsOnly,            // +6281234567890
    //         '0' . substr($digitsOnly, 2), // 081234567890
    //     ];

    //     return User::whereIn('phone', $formats)->exists();
    // }