<?php

namespace rosavox\helpers\misc;

require_once('string.php');
require_once('cache.php');


/**
 */
function path_wrapped(string $path) : ?string
{
	return (\file_exists($path) ? $path : null);
}


/**
 */
function render(string $template_name, array $arguments) : string
{
	return \rosavox\helpers\string_\coin(
		\rosavox\helpers\cache\get(
			\rosavox\helpers\string_\coin(
				'template.{{name}}',
				[
					'name' => $template_name,
				]
			),
			fn() => \file_get_contents(
				\rosavox\helpers\string_\coin(
					'{{directory}}/templates/{{name}}.html.tpl',
					[
						'directory' => /*__DIR__*/'.',
						'name' => $template_name,
					]
				)
			)
		),
		$arguments
	);
}


/**
 */
function navigate(string $target) : void
{
	\header('Location: ' . $target);
}


/**
 */
function generate_audio(
	string $input_value,
	string $output_path,
	?array $options = null
) : void
{
	$options = \array_merge(
		[
			'blocking' => false,
		],
		($options ?? [])
	);
	$key = \hash('sha256', $input_value);
	$input_path = \rosavox\helpers\string_\coin(
		'/tmp/{{key}}.txt',
		[
			'key' => $key,
		]
	);
	\file_put_contents($input_path, $input_value);
	$command = \rosavox\helpers\string_\coin(
		'scripts/generate-audio {{input_path}} {{output_path}}{{suffix}}',
		[
			'input_path' => $input_path,
			'output_path' => $output_path,
			'suffix' => ($options['blocking'] ? '' : ' > /dev/null 2>&1 &'),
		]
	);
	// \unlink($input_path);
	// \error_log(\sprintf("-- %s\n", $command));
	\exec($command);
}


/**
 */
function translate(string $key, ?array $options = null) : string
{
	$strings = \rosavox\helpers\cache\get(
		'strings',
		fn () => \json_decode(\file_get_contents('strings.json'), true)
	);
	$options = \array_merge(
		[
			'language' => 'de',
		],
		($options ?? [])
	);
	return ($strings[$options['language']][$key] ?? \sprintf('{%s}', $key));
}

 ?>