<?php
/**
 * webtrees: online genealogy
 * Copyright (C) 2016 webtrees development team
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */
namespace Fisharebest\Webtrees\SurnameTradition;

/**
 * Lithuanian — Children take their father’s surname. Wives take their husband’s surname. Surnames are inflected to indicate an individual’s sex and marital status.
 */
class LithuanianSurnameTradition extends PaternalSurnameTradition implements SurnameTraditionInterface {
	/** @var string[] Inflect a surname for wives */
	protected $inflect_wife = [
		'as\b' => 'ienė',
		'is\b' => 'ienė',
		'ys\b' => 'ienė',
		'us\b' => 'ienė',
	];

	/** @var string[] Inflect a surname for daughters */
	protected $inflect_daughter = [
		'a\b'   => 'aitė',
		'as\b'  => 'aitė',
		'is\b'  => 'ytė',
		'ys\b'  => 'ytė',
		'ius\b' => 'iūtė',
		'us\b'  => 'utė',
	];

	/** @var string[] Inflect a surname for males */
	protected $inflect_male = [
		'aitė\b' => 'as',
		'ytė\b'  => 'is',
		'iūtė\b' => 'ius',
		'utė\b'  => 'us',
	];

	/**
	 * What names are given to a new child
	 *
	 * @param string $father_name A GEDCOM NAME
	 * @param string $mother_name A GEDCOM NAME
	 * @param string $child_sex   M, F or U
	 *
	 * @return string[] Associative array of GEDCOM name parts (SURN, _MARNM, etc.)
	 */
	public function newChildNames($father_name, $mother_name, $child_sex) {
		if (preg_match(self::REGEX_SURN, $father_name, $match)) {
			if ($child_sex === 'F') {
				return array_filter([
					'NAME' => $this->inflect($match['NAME'], $this->inflect_daughter),
					'SURN' => $this->inflect($match['SURN'], $this->inflect_male),
				]);
			} else {
				return array_filter([
					'NAME' => $match['NAME'],
					'SURN' => $match['SURN'],
				]);
			}
		} else {
			return [
				'NAME' => '//',
			];
		}
	}

	/**
	 * What names are given to a new parent
	 *
	 * @param string $child_name A GEDCOM NAME
	 * @param string $parent_sex M, F or U
	 *
	 * @return string[] Associative array of GEDCOM name parts (SURN, _MARNM, etc.)
	 */
	public function newParentNames($child_name, $parent_sex) {
		if ($parent_sex === 'M' && preg_match(self::REGEX_SURN, $child_name, $match)) {
			return array_filter([
				'NAME' => $this->inflect($match['NAME'], $this->inflect_male),
				'SURN' => $this->inflect($match['SURN'], $this->inflect_male),
			]);
		} else {
			return [
				'NAME'   => '//',
			];
		}
	}

	/**
	 * What names are given to a new spouse
	 *
	 * @param string $spouse_name A GEDCOM NAME
	 * @param string $spouse_sex  M, F or U
	 *
	 * @return string[] Associative array of GEDCOM name parts (SURN, _MARNM, etc.)
	 */
	public function newSpouseNames($spouse_name, $spouse_sex) {
		if ($spouse_sex === 'F' && preg_match(self::REGEX_SURN, $spouse_name, $match)) {
			return [
				'NAME'   => '//',
				'_MARNM' => $this->inflect($match['NAME'], $this->inflect_wife),
			];
		} else {
			return [
				'NAME' => '//',
			];
		}
	}
}
