<?php

namespace App\Console\Commands;

use App\Ingest\DocumentHandler;
use Illuminate\Console\Command;
use Illuminate\Http\UploadedFile;
use Illuminate\Support\Carbon;
use Illuminate\Support\Facades\Redis;

class AnalyzePerformance extends Command
{
    /**
     * The name and signature of the console command.
     *
     * @var string
     */
    protected $signature = 'analyze:run {path : The directory path}';

    /**
     * The console command description.
     *
     * @var string
     */
    protected $description = 'Run analyzer on multiple files in a directory.';

    /**
     * Create a new command instance.
     *
     * @return void
     */
    public function __construct()
    {
        parent::__construct();
    }

    /**
     * Execute the console command.
     *
     */
    public function handle()
    {
        $directoryPath = $this->argument('path');

        if ( ! is_dir($directoryPath)) {
            $this->error('The path is invalid: not a directory.');

            return;
        }

        $redis = Redis::connection();

        $redis->set('analyze_performance_time', Carbon::now()->format('U'));
        $redis->set('analyze_performance_path', $directoryPath);

        $allFiles = $this->getDirContents($directoryPath);

        $redis->set('analyze_performance_remaining_files', count($allFiles));

        foreach ($allFiles as $index => $file) {
            $handler = new DocumentHandler(
                $index,
                'md',
                new UploadedFile($file, "File {$index}"),
                false
            );

            $handler->handle();
        }

        $this->info('Processing... When it\'s done the results will be added to the \'ingest_analyze_performance.txt\' file in the directory you have provided.');
    }

    protected function getDirContents($dir, &$results = array())
    {
        $files = scandir($dir);

        foreach ($files as $key => $value) {
            $path = realpath($dir . DIRECTORY_SEPARATOR . $value);

            if (!is_dir($path)) {
                $results[] = $path;
            } else if ($value != "." && $value != "..") {
                $this->getDirContents($path, $results);
            }
        }

        return $results;
    }
}