<?php

namespace App\Http\Controllers\Bo;

use App\Http\Controllers\Controller;
use App\Models\User;
use Carbon\Carbon;
use Illuminate\Http\Request;
use Illuminate\Support\Str;
use Illuminate\Support\Facades\Hash;
use Illuminate\Support\Facades\Auth;

class UsersController extends Controller
{
    /**
     * Display a listing of the resource.
     *
     * @return \Illuminate\Http\Response
     */
    public function index()
    {
        $users = User::where('role','>=', Auth::user()->role)->get();
        return view('bo.users.index',compact('users'));
    }

    /**
     * Show the form for creating a new resource.
     *
     * @return \Illuminate\Http\Response
     */
    public function create()
    {
        return view('bo.users.create');
    }

    /**
     * Store a newly created resource in storage.
     *
     * @param  \Illuminate\Http\Request  $request
     * @return \Illuminate\Http\Response
     */
    public function store(Request $request)
    {
        $request->validate([
            'lastname' => 'required|string|max:255',
            'firstname' => 'required|string|max:255',
            'birth_date' => 'max:10',
            'email' => 'required|string|email|max:255|unique:users',
            'password' => 'required|string|min:8',
            'address' => 'max:255',
            'address2' => 'max:255',
            'town' => 'max:255',
            'postal_code' => 'max:255',
            'country' => 'max:255'
        ]);

        $civility = $request->civility;
        $lastname = filter_var($request->lastname, FILTER_SANITIZE_STRING);
        $firstname = filter_var($request->firstname, FILTER_SANITIZE_STRING);
        $birthDate = $request->birth_date;
        $email = filter_var($request->email, FILTER_SANITIZE_EMAIL);
        $password = $request->password;
        $address = filter_var($request->address, FILTER_SANITIZE_STRING);
        $address2 = $request->address2 !== null ? filter_var($request->address2, FILTER_SANITIZE_STRING) : null;
        $town = filter_var($request->town, FILTER_SANITIZE_STRING);
        $postalCode = filter_var($request->postal_code, FILTER_SANITIZE_STRING);
        $country = filter_var($request->country, FILTER_SANITIZE_STRING);
        $tokenMail = Str::uuid();


        if ($this->isSQLDate($birthDate)){
            $d = Carbon::createFromFormat('Y-m-d', $birthDate);
        }elseif ($this->isFormDate($birthDate)){
            $d = Carbon::createFromFormat('d/m/Y', $birthDate);
            $birthDate = $d->toDateString();
        }else{
            if(!empty($birthDate)){
                return back()
                    ->withInput($request->except('password'))
                    ->withErrors("Erreur sur le champs : date de naissance.");
            }
        }

        $crmId = null;

        $user = new User();
        $user->crm_id = $crmId;
        $user->civility = $civility;
        $user->firstname = $firstname;
        $user->lastname = $lastname;
        $user->birth_date = $birthDate;
        $user->email = $email;
        $user->password = Hash::make($password);
        $user->address = $address;
        $user->address2 = $address2;
        $user->town = $town;
        $user->postal_code = $postalCode;
        $user->country = ucfirst($country);
        $user->email_verify_token = $tokenMail;
        $user->save();

        return redirect()->route('bo.users.index')
            ->with('success', "utilisateur créé.");
    }

    /**
     * Display the specified resource.
     *
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function show($id)
    {
        //
    }

    /**
     * Show the form for editing the specified resource.
     *
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function edit($id)
    {
        $user = User::findOrFail($id);
        if($user->role < Auth::user()->role) {
            return redirect()->route('bo.users.index');
        }
        return view('bo.users.edit', compact('user'));
    }

    /**
     * Update the specified resource in storage.
     *
     * @param  \Illuminate\Http\Request  $request
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function update(Request $request, $id)
    {
        $lastname = $request->lastname;
        $firstname= $request->firstname;
        $email = $request->email;
        $password = $request->password;
        $role = $request->role;

        $request->validate([
            'lastname' => 'required|string|max:255',
            'firstname' => 'required|string|max:255',
        ]);

        if(!empty($password)) {
            $request->validate([
                'password' => 'required|string|min:8'
            ]);
        }

        $user = User::findOrFail($id);
        $user->lastname = $lastname;
        $user->firstname = $firstname;

        //check if mail has changed
        if($user->email != $email) {
            //then validate
            $request->validate([
                'email' => 'required|string|email|max:255|unique:users',
            ]);
            //and replace
            $user->email = $email;
        }

        if(!empty($password)) {
            $user->password = Hash::make($password);
        }
        $user->role = $role;
        $user->save();

        return redirect()->route('bo.users.edit', ['user' => $user->id])->with('success', 'Enregistré !');

    }

    /**
     * Remove the specified resource from storage.
     *
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function destroy($id)
    {
        $u = User::findOrFail($id);

        //cannot delete self :
        if(Auth::user()->id == $id) {
            return redirect()->route('bo.users.edit', ['user' => $id])->withErrors('For security reasons you cannot delete yourself!');
        }

        //$u->delete();

        return redirect()->route('bo.users.index');
    }

    private function isSQLDate($date){
        if (preg_match("/^[0-9]{4}-(0[1-9]|1[0-2])-(0[1-9]|[1-2][0-9]|3[0-1])$/", $date))
            return true;
        return false;
    }

    private function isFormDate($date){
        if (preg_match("/^(0[1-9]|[1-2][0-9]|3[0-1])\/(0[1-9]|1[0-2])\/[0-9]{4}$/", $date))
            return true;
        return false;
    }
}