<?php
/*********************************************************************************
 *
 * TimeTrex is a Workforce Management program developed by
 * TimeTrex Software Inc. Copyright (C) 2003 - 2021 TimeTrex Software Inc.
 *
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Affero General Public License version 3 as published by
 * the Free Software Foundation with the addition of the following permission
 * added to Section 15 as permitted in Section 7(a): FOR ANY PART OF THE COVERED
 * WORK IN WHICH THE COPYRIGHT IS OWNED BY TIMETREX, TIMETREX DISCLAIMS THE
 * WARRANTY OF NON INFRINGEMENT OF THIRD PARTY RIGHTS.
 *
 * 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 Affero General Public License for more
 * details.
 *
 *
 * You should have received a copy of the GNU Affero General Public License along
 * with this program; if not, see http://www.gnu.org/licenses or write to the Free
 * Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 * 02110-1301 USA.
 *
 *
 * You can contact TimeTrex headquarters at Unit 22 - 2475 Dobbin Rd. Suite
 * #292 West Kelowna, BC V4T 2E9, Canada or at email address info@timetrex.com.
 *
 *
 * The interactive user interfaces in modified source and object code versions
 * of this program must display Appropriate Legal Notices, as required under
 * Section 5 of the GNU Affero General Public License version 3.
 *
 *
 * In accordance with Section 7(b) of the GNU Affero General Public License
 * version 3, these Appropriate Legal Notices must retain the display of the
 * "Powered by TimeTrex" logo. If the display of the logo is not reasonably
 * feasible for technical reasons, the Appropriate Legal Notices must display
 * the words "Powered by TimeTrex".
 *
 ********************************************************************************/


/**
 * @package PayrollDeduction\US
 */
class PayrollDeduction_US_AZ extends PayrollDeduction_US {
	var $state_ui_options = [
			20060101 => [ 'wage_base' => 7000, 'new_employer_rate' => 2.0 ],
	];

	function _getStateTaxPayable() {
		//Arizona is a percent of federal tax rate.
		//However after 01-Jul-10 it changed to a straight percent of gross.
		$annual_income = $this->getAnnualTaxableIncome();

		$rate = (float)$this->getUserValue1();
		Debug::text( 'Raw Rate: ' . $rate, __FILE__, __LINE__, __METHOD__, 10 );

		//Because of the change from a percent of federal rate to a gross rate,
		//add some checks so if an employee's amount isn't changed we default to the closest rate.
		if ( $rate >= 39.5 ) {
			$rate = 5.1;
		} else if ( $rate >= 33.1 ) {
			$rate = 4.2;
		} else if ( $rate >= 26.7 ) {
			$rate = 3.6;
		} else if ( $rate >= 24.5 ) {
			$rate = 2.7;
		} else if ( $rate >= 20.3 ) {
			$rate = 1.8;
		} else if ( $rate >= 10.7 ) {
			$rate = 1.3;
		}
		Debug::text( ' Adjusted Rate: ' . $rate, __FILE__, __LINE__, __METHOD__, 10 );
		$retval = bcmul( $annual_income, bcdiv( $rate, 100 ) );

		if ( $retval < 0 ) {
			$retval = 0;
		}

		Debug::text( 'State Annual Tax Payable: ' . $retval, __FILE__, __LINE__, __METHOD__, 10 );

		return $retval;
	}
}

?>