<?php

namespace App\Http\Controllers;


use App\Models\Identification;
use App\Models\User;
use App\Traits\ApiResponser;
use App\Traits\Helper;
use Illuminate\Http\Request;
use Illuminate\Http\Response;
use Illuminate\Support\Facades\Date;
use Illuminate\Support\Facades\Mail;

class UserController extends Controller
{
    use ApiResponser;
    use Helper;
    /**
     * Create a new controller instance.
     *
     * @return void
     */
    public function __construct()
    {
        //
    }

    public function identification(Request $request)
    {

        $identification = new Identification();
        $this->validate($request, $identification->rules());

        $dbIdentification = Identification::where('id_user', $request->id_user)->first();
        if($dbIdentification)
            return $this->errorResponse(trans('errors.identification_carried_out'));

        if($request->has('id_user'))
            $user = User::findOrFail($request->id_user);
        elseif ($request->has('phone_number'))
            $user = User::where('phone',$request->phone_number)->firstOrFail();

        $identification->fill($request->all());
        $identification->id_user = $user->id;
        $identification->status = 0;

        $identification->save();
        $this->sendMail($user->email,trans('messages.successful_identification'),
            trans('messages.successful_identification_message',['name'=>$identification->lastname.' '.$identification->firstname]));
        return $this->successResponse(trans('messages.successful_identification',['name'=>$identification->lastname.' '.$identification->firstname]));
    }

    public function validateIdentification(Request $request, $id_identification)
    {
        $identification = Identification::findOrFail($id_identification);
        if ($identification->status == 1) {
            return $this->errorResponse(trans('messages.identification_already_validated'));
        }
//        dd($request->allFiles());
        $this->validate($request, [
            'id_network' => 'required|integer|min:0|not_in:0',
            'id_country' => 'required|integer|min:0|not_in:0',
            'document_image_front' => 'required|image|mimes:jpeg,png,jpg,gif,svg|max:6048',
            'document_image_back' => 'required|image|mimes:jpeg,png,jpg,gif,svg|max:6048',
            'user_image' => 'required|image|mimes:jpeg,png,jpg,gif,svg|max:6048',
        ]);

        $identification->idNetwork = $request->id_network;
        $identification->id_country = $request->id_country;
        $identification->document_image_front = $this->uploadImage($request,'document_image_front','D-F',"documents");
        $identification->document_image_back = $this->uploadImage($request,'document_image_back','D-B',"documents");
        $identification->user_image = $this->uploadImage($request,'user_image','U',"photos");

        $identification->status = 1;

        $identification->save();
        $this->sendMail($identification->user->email,trans('messages.validated_identification'),trans('messages.validated_identification_message'));
        return $this->successResponse(trans('messages.validated_identification'));
    }

    public function fetchIdentification($user_phone)
    {
//        return Identification::where('id_user', $id_user)->firstOrFail();
        $user = User::where('phone', $user_phone)->first();
        if($user){
            $identification = Identification::where('id_user', $user->id)->first();
            $data['isIdentified'] = false;
            $data['isIdentifiedValidated'] = false;
            $data['data'] = $identification;
            if($identification){
                $data['isIdentified'] = true;
                $data['isIdentifiedValidated'] = $identification->status == 1 ;
            }
            return $this->successResponse($data);
        }else{
            return $this->errorResponse(trans('errors.user_phone_not_exist'),Response::HTTP_NOT_FOUND);
        }

    }

    public function verifyIdentification($user_phone)
    {
        $user = User::where('phone', $user_phone)->first();
        if($user){
            $identification = Identification::where('id_user', $user->id)->first();
            if($identification){
                return $this->errorResponse(trans('messages.user_identificated'));
            }else
                return $this->successResponse($user);
        }else{
            return $this->errorResponse(trans('errors.user_phone_not_exist'),Response::HTTP_NOT_FOUND);
        }

    }

    private function generateRandomString($length = 10)
    {
        $characters = '23456789abcdefghjkmnopqrstuvwxyzABCDEFGHJKLMNOPQRSTUVWXYZ';
        $charactersLength = strlen($characters);
        $randomString = '';
        for ($i = 0; $i < $length; $i++) {
            $randomString .= $characters[rand(0, $charactersLength - 1)];
        }
        return $randomString;
    }

    public function uploadImage(Request $request , $key , $imageCode, $folderName)
    {

//        if ($request->hasFile('image')) {
            $original_filename = $request->file($key)->getClientOriginalName();
            $original_filename_arr = explode('.', $original_filename);
            $file_ext = end($original_filename_arr);
            $image = $imageCode.'-' . time() . '.' . $file_ext;

            //Check if the directory already exists.
            $directoryName = './'.$folderName;
            if(!is_dir($directoryName)){
                //Directory does not exist, so lets create it.
                mkdir($directoryName, 0755);
            }

            // Allow certain file formats
//            $allowTypes = array('jpg', 'png', 'jpeg', 'gif');
//            if (in_array(strtolower($file_ext), $allowTypes)) {

                $compressedImage = $this->compressImage($request->file($key), './'.$folderName.'/' . $image, 70);
                if ($compressedImage) {
                    return $image;
                } else {
                    return $this->errorResponse(trans('errors.compression_failed'));
                }
//            } else {
//                return $this->errorResponse('Sorry, only JPG, JPEG, PNG, & GIF files are allowed to upload.');
//            }

//        } else {
//            return $this->errorResponse('File not found');
//        }

    }

    /*
     * Custom function to compress image size and
     * upload to the server using PHP
     */
    private function compressImage($source, $destination, $quality)
    {
        // Get image info
        $imgInfo = getimagesize($source);
        $mime = $imgInfo['mime'];

        // Create a new image from file
        switch ($mime) {
            case 'image/jpeg':
                $image = imagecreatefromjpeg($source);
                break;
            case 'image/png':
                $image = imagecreatefrompng($source);
                break;
            case 'image/gif':
                $image = imagecreatefromgif($source);
                break;
            default:
                $image = imagecreatefromjpeg($source);
        }

        // Save image
        imagejpeg($image, $destination, $quality);

        // Return compressed image
        return $destination;
    }

}