<?php

namespace App\Http\Controllers;

use Illuminate\Http\Request;
use Illuminate\Support\Facades\Auth;
use Illuminate\Support\Facades\Validator;
use Illuminate\Support\Facades\Hash;
use Illuminate\Support\Facades\Session;
use App\Models\User;
use App\Models\RoleUser;

class AuthController extends Controller
{
    public function showFormLogin()
    {
        if (Auth::check()) { 
            // Jika sudah login, langsung alihkan ke home
            return redirect()->intended(route('home'));
        }
        return view('login');
    }
  
    public function login(Request $request)
    {
        $rules = [
            'nrk'      => 'required|string',
            'password' => 'required|string'
        ];
  
        $messages = [
            'nrk.required'      => 'NRK wajib diisi',
            'nrk.string'        => 'NRK tidak valid',
            'password.required' => 'Password wajib diisi',
            'password.string'   => 'Password harus berupa string'
        ];
  
        $validator = Validator::make($request->all(), $rules, $messages);
        
        if ($validator->fails()) {
            return redirect()->back()->withErrors($validator)->withInput($request->all());
        }
  
        $credentials = [
            'nrk'      => $request->input('nrk'),
            'password' => $request->input('password'),
        ];
        
        if (Auth::attempt($credentials)) {
            // Cek jika akun terkunci
            if (Auth::user()->status_lock == 1) {
                Auth::logout();
                $request->session()->invalidate();
                $request->session()->regenerateToken();

                Session::flash('error', 'Data Terkunci Silahkan Hubungi Admin');
                return redirect()->route('login');
            }

            // Regenerasi session ID untuk keamanan (mencegah Session Fixation)
            $request->session()->regenerate();

            // Set List Tahun Anggaran ke Session
            $taValue = [];
            for ($i = 2022; $i <= date("Y"); $i++) {
                $taValue[] = $i;
            }
            Session::put('listTA', $taValue);

            // Alihkan ke URL yang dituju atau ke route home bawaan
            return redirect()->intended(route('home'));

        } else { 
            // Login Gagal
            Session::flash('error', 'NRK atau password salah');
            return redirect()->route('login');
        }
    }

    public function showFormRegister()
    {
        return view('register');
    }
  
    public function register(Request $request)
    {
        $rules = [
            'name'     => 'required|min:3|max:35',
            'nrk'      => 'required|min:5|unique:users,nrk',
            'password' => 'required|confirmed'
        ];
  
        $messages = [
            'name.required'      => 'Nama Lengkap wajib diisi',
            'name.min'           => 'Nama lengkap minimal 3 karakter',
            'name.max'           => 'Nama lengkap maksimal 35 karakter',
            'nrk.required'       => 'NRK wajib diisi',
            'nrk.min'            => 'NRK tidak valid',
            'nrk.unique'         => 'NRK sudah terdaftar',
            'password.required'  => 'Password wajib diisi',
            'password.confirmed' => 'Password tidak sama dengan konfirmasi password'
        ];
  
        $validator = Validator::make($request->all(), $rules, $messages);
  
        if ($validator->fails()) {
            return redirect()->back()->withErrors($validator)->withInput($request->all());
        }
  
        $user = new User;
        $user->name = ucwords(strtolower($request->name));
        $user->nrk = strtolower($request->nrk);
        $user->password = Hash::make($request->password);
        $simpan = $user->save();
  
        $roleUser = new RoleUser;
        $roleUser->role_id = 3;
        $roleUser->user_id = $user->id;
        $roleUser->save();

        if ($simpan) {
            Session::flash('success', 'Register berhasil! Silahkan login untuk mengakses data');
            return redirect()->route('login');
        } else {
            Session::flash('errors', ['' => 'Register gagal! Silahkan ulangi beberapa saat lagi']);
            return redirect()->route('register');
        }
    }
  
    public function logout(Request $request)
    {
        Auth::logout();
        
        $request->session()->invalidate();
        $request->session()->regenerateToken();

        return redirect()->route('login');
    }
}