<?php

namespace App\Console\Commands;

use App\Beat\Encoder;
use App\Models\AosSeed;
use Illuminate\Console\Command;
use Illuminate\Support\Facades\Storage;
use Symfony\Component\Process\Process;

class GenerateAosSeed extends Command
{
	/**
	 * The name and signature of the console command.
	 *
	 * @var string
	 */
	protected $signature = 'aos:generate {id}';

	/**
	 * The console command description.
	 *
	 * @var string
	 */
	protected $description = 'Generate AoS seed';

	/**
	 * Execute the console command.
	 *
	 * @return int
	 */
	public function handle()
	{
		$seed = AosSeed::findOrFail($this->argument('id'));
		$seed->status = 'generating';
		$seed->error_detail = null;
		$seed->save();

		$stage = 'initial';
		try {
			$temp_dir = sys_get_temp_dir();

			$params = array_merge(['seed' => $seed->seed], $seed->settings);
			$settings = http_build_query($params, '', '&');

			$romFile = $temp_dir.'/'.$seed->hash.'.gba';
			$spoilerFile = $temp_dir.'/'.$seed->hash.'.txt';

			$stage = 'randomizing';
			$proc = new Process([config('aos.cli'), config('aos.base_rom'), $romFile, $settings]);
			$proc->mustRun();

			$stage = 'calculating patch';
			$encoder = new Encoder(file_get_contents(config('aos.base_rom')));
			$patch = $encoder->createPatch(file_get_contents($romFile));
			Storage::disk('aos-seeds')->put($seed->hash.'.bps', $patch);
			unlink($romFile);

			$stage = 'saving spoiler';
			Storage::disk('aos-spoilers')->put($seed->hash.'.txt', $proc->getOutput());

			$stage = 'done';
			$seed->status = 'generated';
			$seed->save();
		} catch (\Throwable $e) {
			$seed->status = 'error';
			$seed->error_detail = [
				'stage' => $stage,
				'type' => get_class($e),
				'message' => $e->getMessage(),
			];
			$seed->save();
			return 1;
		}

		return 0;
	}
}