<?php

namespace App\Observers;

use App\SharedFile;
use App\User;

class SharedFileObserver
{
    /**
     * Handle the shared file "created" event.
     *
     * @param  \App\SharedFile  $sharedFile
     * @return void
     */
    public function created(SharedFile $sharedFile)
    {
        if($sharedFile->department_id!=null)
        {
            $users = User::where('department_id', $sharedFile->department->id)->pluck('id')->toArray();
            $files = SharedFile::where('shared_by', auth()->user()->id)->where('path_to_root', 'LIKE', '%;'. $sharedFile->file_id .';%')
                    ->where(function($q) use($sharedFile, $users){
                        $q->orWhere('department_id', $sharedFile->department_id)
                            ->orWhereIn('user_id', $users);
                    })->get();

            foreach($files as $file)
            {
                $file->delete();
            }
        }
        else if($sharedFile->user_id!=null)
        {
            $files = SharedFile::where('shared_by', auth()->user()->id)->where('user_id', $sharedFile->user_id)->where('path_to_root', 'LIKE', '%;'. $sharedFile->file_id .';%')->get();
            foreach($files as $file)
            {
                $file->delete();
            }
        }

        if(($sharedFile->permission == 1) && SharedFile::where('file_id', $sharedFile->file_id)->where('user_id', $sharedFile->user_id)->where('department_id', $sharedFile->department_id)->where('permission', 2)->exist())
            $sharedFile->delete();
        else if($sharedFile->permission == 2)
            if(SharedFile::where('file_id', $sharedFile->file_id)->where('user_id', $sharedFile->user_id)->where('department_id', $sharedFile->department_id)->where('permission', 1)->exist())
                SharedFile::where('file_id', $sharedFile->file_id)->where('user_id', $sharedFile->user_id)->where('department_id', $sharedFile->department_id)->where('permission', 1)->delete();


        if($sharedFile->path_to_root == "")
        {
            $sharedFile->show_home = 1;
            $sharedFile->saveWithoutEvents();
        }
        else
        {
            $found=false;
            $shares = SharedFile::where('department_id', $sharedFile->department_id)->where('user_id', $sharedFile->user_id)->where('file_id', $sharedFile->file_id)->get(['id', 'show_home']);
            foreach($shares as $share)
            {
                if(preg_match("/;".$share->file_id.";/", $sharedFile->path_to_root))
                    $found=true;
            }
            if($found == false)
            {
                $sharedFile->show_home = 1;
                $sharedFile->saveWithoutEvents();
            }
        }

    }

    /**
     * Handle the shared file "updated" event.
     *
     * @param  \App\SharedFile  $sharedFile
     * @return void
     */
    public function updated(SharedFile $sharedFile)
    {
        //
    }

    /**
     * Handle the shared file "deleted" event.
     *
     * @param  \App\SharedFile  $sharedFile
     * @return void
     */
    public function deleted(SharedFile $sharedFile)
    {
        //
    }

    /**
     * Handle the shared file "restored" event.
     *
     * @param  \App\SharedFile  $sharedFile
     * @return void
     */
    public function restored(SharedFile $sharedFile)
    {
        //
    }

    /**
     * Handle the shared file "force deleted" event.
     *
     * @param  \App\SharedFile  $sharedFile
     * @return void
     */
    public function forceDeleted(SharedFile $sharedFile)
    {
        //
    }
}