<?php

namespace App\Repositories\DC;

use Imagick;
use Request;
use App\Models\DcFile;
use App\Services\Util;
use App\Models\DcFileTag;
use App\Repositories\BaseRepository;
use Intervention\Image\Facades\Image;


class FileRepository extends BaseRepository {


    public function __construct()
    {
    }

    public function uploadFile( $form_data )
    {
        $file = $form_data['file'];
        $originalName = $file->getClientOriginalName();
        $extension = $file->getClientOriginalExtension();
        $mine = $file->getClientMimeType();
        $size = $file->getSize();

        $originalNameWithoutExt = substr($originalName, 0, strlen($originalName) - strlen($extension) - 1);
        $filename = Util::sanitize($originalNameWithoutExt, true, false, true);
        $allowed_filename = uniqid() . '_' . $filename.".".$extension;
        $file->storeAs('dc/files', $allowed_filename, 'public');
        // $store = $file->store('files/');

        $dc_file = DcFile::create([
            'filename' => $allowed_filename,
            'original_name' => $originalName,
            'ext' => $extension,
            'mine' => $mine,
            'size' => $size
        ]);
        $this->makeThumbFromFile($dc_file);
        return $dc_file;
    }
    
   public function makeThumb($id){
        $file = DcFile::findOrFail($id);
        $this->makeThumbFromFile($file);
    }

    public function makeThumbFromFile($file)
    {
        $path = $file->getFile(true);   
        $filename = $file->filename;
        $mine = \File::mimeType($path);
        //make thumb
        $allowedMimeTypes = ['image/jpeg','image/gif','image/png'];
        if (in_array($mine, $allowedMimeTypes)) {
               $img = Image::make($path); 
               $img->resize(542, 360, function ($c) {
                    $c->aspectRatio();
                    $c->upsize();
                });
                \Storage::disk('public')->put('dc/thumb/'.basename($filename), (string) $img->encode());

               $img = Image::make($path); 
               $img->resize(1600, 900, function ($c) {
                    $c->aspectRatio();
                    $c->upsize();
                });
                \Storage::disk('public')->put('dc/big/'.basename($filename), (string) $img->encode());
        }

        $allowedMimeTypes = ['application/pdf'];
        if (in_array($mine, $allowedMimeTypes)) {
                $imagick = new \Imagick ($path.'[0]'); // 0 specifies the first page of the pdf
                $imagick->setImageBackgroundColor('#ffffff');
                $imagick = $imagick->mergeImageLayers( Imagick::LAYERMETHOD_FLATTEN );
                $imagick->setImageFormat('jpg'); // set the format of the output image
                 $imagick->setImageCompression(\Imagick::COMPRESSION_JPEG);
                $imagick->setImageCompressionQuality(60);

                $imagick->resizeImage(1600, 900, \Imagick::FILTER_LANCZOS, 1,1);
                $filestore = \Storage::disk('public')->path('dc/big/').basename($filename).".jpg";
                $imagick->writeImage($filestore);

                $imagick->resizeImage(542, 360, \Imagick::FILTER_LANCZOS, 1,1);
                $filestore = \Storage::disk('public')->path('dc/thumb/').basename($filename).".jpg";
                $imagick->writeImage($filestore);

        }

        return true;
    }

    public function tagsUpdate($id, $tags){
        $file = DcFile::findOrFail($id);
        $file_tags = DcFileTag::where('file_id', $file->id)->get();

        //remove Tags
        foreach ($file_tags as $file_tag) {
            if(is_array($tags) && ($pos = array_search($file_tag->tag_id, $tags)) !== FALSE){
                 unset($tags[$pos]);
            }else{
                 $file_tag->delete();
            }
         }
         //set taTagsgs
         if(is_array($tags)){
             foreach ($tags as $key => $tag_id) {
                DcFileTag::create([
                     'file_id' => $file->id,
                     'tag_id' => $tag_id
                 ]);
             }
         }
        return true;
    }

    public function deleteThumb($id){
        $file = DcFile::findOrFail($id);
        $path_thumb = $file->getThumb(true);   
        if (file_exists($path_thumb)) {
            unlink($path_thumb);
        }
        $path_big = $file->getBig(true);   
        if (file_exists($path_big)) {
            unlink($path_big);
        }
        return true;
    }

    public function deleteFile($id){
        $file = DcFile::findOrFail($id);
        $path_thumb = $file->getThumb(true);   
        if (file_exists($path_thumb)) {
            unlink($path_thumb);
        }
        $path_big = $file->getBig(true);   
        if (file_exists($path_big)) {
            unlink($path_big);
        }
        $path = $file->getFile(true);   
        if (file_exists($path)) {
            unlink($path);
        }
        $file->delete();
        return true;
    }

}