<?php

namespace App\Traits;

use App\Constant\Constant;
use Illuminate\Support\Facades\Storage;
use Illuminate\Support\Facades\Log;

/**
 *
 * All the image related functions are in this trait
 *
 * Trait ImageUpload
 * @package App\Traits
 */
trait ImageUpload
{

    /**
     * @param $file
     * @param $fileName
     * @return string
     * @throws \ImagickException
     */
    protected function fixImageOrientation($file, $fileName): string
    {
        $tempLocation = sys_get_temp_dir();
        $tempFilePath = $tempLocation . '/' . $fileName;
        $image = new \Imagick($file->getRealpath());
        $this->autoRotateImage($image);
        $image->writeImage($tempFilePath);

        return $tempFilePath;
    }

    /**
     * @param $file
     * @param bool $isBase64Image
     * @param bool $orientation
     * @param null $uploadPath
     * @param null $fileName
     * @return string
     */
    protected function uploadFile($file, $isBase64Image = Constant::STATUS_TRUE, $orientation = Constant::STATUS_TRUE, $uploadPath = Constant::NULL, $fileName = Constant::NULL): string
    {
        try {

            //check dir exist or not , if dir not exist then make new directory.
            //$this->dirExists($uploadPath);
            if ($fileName === Constant::NULL) {
                $fileName = $this->createFileName($isBase64Image, $file);
            }

            if ($orientation) {
                $tempFile = $this->fixImageOrientation($file, $fileName);
                $image = \Image::make($tempFile);
            } else {
                $image = \Image::make($file);
            }

            //Save File on Bucket - It can be storage folder or s3 bucket or any mentioned source.
            saveFileOnBucket($uploadPath, $uploadPath . $fileName, $image->stream());

            if ($orientation && !isset($tempFile) && !empty($tempFile)) { // Remove temp file which is created for image rotation
                unlink($tempFile);
            }
        } catch (\Exception $ex) {
            Log::error($ex);
        }
        return $fileName;
    }

    /**
     * @param $file
     * @param bool $isBase64Image
     * @param bool $orientation
     * @param null $uploadPath
     * @param null $fileName
     * @return string
     */
    protected function uploadDocument($file, $isBase64Image = Constant::STATUS_TRUE,
                                      $orientation = Constant::STATUS_TRUE, $uploadPath = Constant::NULL,
                                      $fileName = Constant::NULL): string
    {
        try {

            //check dir exist or not , if dir not exist then make new directory.
            //$this->dirExists($uploadPath);
            if ($fileName === Constant::NULL) {
                $fileName = $this->createFileName($isBase64Image, $file);
            }

            $fileExtension = explode('.', $fileName)[1];

            if ($fileExtension === 'pdf') {
                //Save File on Bucket - It can be storage folder or s3 bucket or any mentioned source.
                saveFileOnBucket($uploadPath, $uploadPath . $fileName, file_get_contents($file));
            } else {
                if ($orientation) {
                    $tempFile = $this->fixImageOrientation($file, $fileName);
                    $image = \Image::make($tempFile);
                } else {
                    $image = \Image::make($file);
                }

                //Save File on Bucket - It can be storage folder or s3 bucket or any mentioned source.
                saveFileOnBucket($uploadPath, $uploadPath . $fileName, $image->stream());
            }

            if ($orientation && !isset($tempFile) && !empty($tempFile)) { // Remove temp file which is created for image rotation
                unlink($tempFile);
            }
        } catch (\Exception $ex) {
            Log::error($ex);
        }
        return $fileName;
    }

    /**
     * @param $isBase64Image
     * @param $file
     * @return string
     */
    public function createFileName($isBase64Image, $file): string
    {
        $fileName = '';

        try {
            $fileName = rand(1, 1000) . time();

            if ($isBase64Image) {
                // get file extension
                $img = explode(',', $file);
                $ini = substr($img[0], 11);

                $imageExtension = explode(';', $ini)[0] ?? 'png';
                $fileName .= '.' . $imageExtension;
            } else {
                // set filename with extension from the file object
                $fileName .= '.' . $file->getClientOriginalExtension();
            }
        } catch (\Exception $ex) {
            Log::error($ex);
        }

        return $fileName;
    }
}