<?php

namespace App\Http\Controllers\Admin;

use App\Http\Controllers\Controller;
use App\Http\Requests\OTPRequest;
use App\Mail\SendOTPMail;
use App\Models\Admin;
use Illuminate\Support\Carbon;
use Illuminate\Support\Facades\Auth;
use Illuminate\Support\Facades\Mail;

class OTPController extends Controller
{
    private $redirectTo = 'admin/dashboard';
    private $minute;

    public function __construct()
    {
        // use guard as per role
        $this->middleware('guest:admin')->except('logout');
        $this->minute = 5;
    }

    public function showOTPForm($id)
    {
        if ($id) {
            $url = route('admin.otp.verify', $id);
            $resendUrl = route('admin.otp.resend', $id);
            return view('custom_auth.otp', compact('url', 'resendUrl'));
        }
    }

    public function resendOTP($id)
    {
        try {
            if ($id) {
                $id = decrypt($id);
                $admin = Admin::find($id);
                if (!empty($admin)) {
                    $otp = mt_rand(100000, 999999);
                    $admin->otp = $otp;
                    $admin->otp_expired_at = Carbon::now()->addMinutes($this->minute)->timestamp;
                    $result = $admin->save();
                    if ($result) {
                        $subject = __('auth.subjectOTP');;
                        $username = $admin->full_name;
                        $view = 'emails.otp';
                        $reply_to = $admin->email;
                        $data = [
                            'subject' => $subject,
                            'username' => $username,
                            'otp' => $otp,
                            'view' => $view,
                            'count' => $this->minute,
                        ];
                        Mail::to($reply_to)->send(new SendOTPMail($data));
                        return redirect()->back()->with('success_message', __('auth.OTPSendSuccessfully'));
                    } else {
                        return redirect()->back()->with('error_message', __('common.somethingWentWrong'));
                    }
                } else {
                    return redirect()->back()->with('error_message', __('common.somethingWentWrong'));
                }
            } else {
                return redirect()->back()->with('error_message', __('common.somethingWentWrong'));
            }
        } catch (\Throwable $th) {
            return redirect()->back()->with('error_message', __('common.somethingWentWrong'));
        }
    }

    protected function guard()
    {
        // use guard as per role
        return Auth::guard('admin');
    }

    public function verifyOTP(OTPRequest $request, $id)
    {
        try {
            $id = decrypt($id);
            $admin = Admin::find($id);
            if (!empty($admin)) {
                $time = Carbon::now()->timestamp;
                if ($admin->otp_expired_at >= $time) {
                    if ($admin->otp == $request->otp) {
                        $otp_verified_at = Carbon::now()->timestamp;
                        $admin->update(['otp' => 0, 'otp_verified_at' => $otp_verified_at]);
                        Auth::guard('admin')->login($admin);
                        return redirect()->route('admin.dashboard');
                    } else {
                        session()->flash('error_message', __('auth.validOTP'));
                        return redirect()->back();
                    }
                } else {
                    $admin->update(['otp' => 0]);
                    session()->flash('error_message', __('auth.OTPExpired'));
                    return redirect()->back();
                }
            } else {
                session()->flash('error_message', __('common.somethingWentWrong'));
                return redirect()->back();
            }
        } catch (\Throwable $th) {
            session()->flash('error_message', __('common.somethingWentWrong'));
            return redirect()->back();
        }
    }
}