<?php
/**
 * @author Carsten Brandt <mail@cebe.cc>
 */

namespace yii\apidoc\templates\bootstrap;


trait RendererTrait
{
	public $extensions = [
		'apidoc',
		'authclient',
		'bootstrap',
		'codeception',
		'composer',
		'debug',
		'elasticsearch',
		'faker',
		'gii',
		'imagine',
		'jui',
		'mongodb',
		'redis',
		'smarty',
		'sphinx',
		'swiftmailer',
		'twig',
	];

	public function getNavTypes($type, $types)
	{
		if ($type === null) {
			return $types;
		}
		return $this->filterTypes($types, $this->getTypeCategory($type));
	}

	protected function getTypeCategory($type)
	{
		$extensions = $this->extensions;
		$navClasses = 'app';
		if (isset($type)) {
			if ($type->name == 'Yii') {
				$navClasses = 'yii';
			} elseif (strncmp($type->name, 'yii\\', 4) == 0) {
				$navClasses = 'yii';
				$subName = substr($type->name, 4);
				if (($pos = strpos($subName, '\\')) !== false) {
					$subNamespace = substr($subName, 0, $pos);
					if (in_array($subNamespace, $extensions)) {
						$navClasses = $subNamespace;
					}
				}
			}
		}
		return $navClasses;
	}

	protected function filterTypes($types, $navClasses)
	{
		switch ($navClasses)
		{
			case 'app':
				$types = array_filter($types, function($val) {
					return strncmp($val->name, 'yii\\', 4) !== 0;
				});
				break;
			case 'yii':
				$self = $this;
				$types = array_filter($types, function($val) use ($self) {
					if ($val->name == 'Yii') {
						return true;
					}
					if (strlen($val->name) < 5) {
						return false;
					}
					$subName = substr($val->name, 4, strpos($val->name, '\\', 5) - 4);
					return strncmp($val->name, 'yii\\', 4) === 0 && !in_array($subName, $self->extensions);
				});
				break;
			default:
				$types = array_filter($types, function($val) use ($navClasses) {
					return strncmp($val->name, "yii\\$navClasses\\", strlen("yii\\$navClasses\\")) === 0;
				});
		}
		return $types;
	}
}