<?php

namespace rosavox\logic;

require_once(__DIR__ . '/helpers.php');


/**
 */
class docs_state
{
	public static ?\rosavox\helpers\class_crud_jsonfile $crud = null;
}


/**
 */
function docs_audio_name(int $id) : string
{
	return \sprintf('%04u', $id);
}


/**
 */
function docs_audio_path(int $id) : string
{
	return \sprintf('%s.ogg', docs_audio_name($id));
}


/**
 */
function docs_generate_audio(int $id, $doc) : void
{
	$pause = ' . ';
	\rosavox\helpers\generate_audio(
		docs_audio_name($id),
		\rosavox\helpers\string_coin(
			"{{title}}{{pause}}Autoren: {{authors}}{{pause}}Formulierung: {{content}}{{macro_reasoning}}",
			[
				'pause' => $pause,
				'title' => $doc['title'],
				'authors' => implode(', ', $doc['authors']),
				'content' => $doc['content'],
				'macro_reasoning' => (
					($doc['reasoning'] === null)
					?
					''
					:
					\rosavox\helpers\string_coin(
						"{{pause}}Begründung: {{reasoning}}",
						[
							'pause' => $pause,
							'reasoning' => $doc['reasoning'],
						]
					)
				)
			]
		)
	);
}


/**
 */
function docs_list() : array
{
	return docs_state::$crud->list_();
}


/**
 */
function docs_read(int $id) : array
{
	return docs_state::$crud->read($id);
}


/**
 * @todo async generating
 */
function docs_create(array $doc) : int
{
	$id = docs_state::$crud->create($doc);
	docs_generate_audio($id, $doc);
	return $id;
}


/**
 */
function docs_update(int $id, array $doc) : void
{
	docs_state::$crud->update($id, $doc);
	docs_generate_audio($id, $doc);
}


/**
 */
function docs_delete(int $id) : void
{
	docs_state::$crud->delete($id);
}


/**
 */
function docs_add_examples() : void
{
	docs_create(
		[
			'title' => 'Freibier bei Parteitagen',
			'authors' => [
				'Björn Biernot',
				'Doreen Dauerdurst',
			],
			'content' => 'Der Landesverband möge beschließen, dass zu Beginn eines jeden Parteitags für jeden Deligierten mindestens zwei Flaschen Bier auf den zugehörigen Platz zu stellen sind.',
			'reasoning' => 'Wir haben Durst!',
		]
	);
}


/**
 */
function docs_init() : void
{
	docs_state::$crud = new \rosavox\helpers\class_crud_jsonfile(
		'docs.json',
		fn ($id) => \sprintf('%u', $id),
		fn ($id_encoded) => \intval($id_encoded)
	);
	if (empty(docs_state::$crud->list_()))
	{
		docs_add_examples();
	}
	else
	{
		// do nothing
	}
}

 ?>