<?php
if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

//Class - For validation of address fields 
class Wf_Address_Validation {
	//constructor
	public $all_settings;
	public function __construct() {
		$this->all_settings = get_option('wf_address_autocomplete_validation_settings');
		add_action( 'wp_footer', array( $this,'wf_address_validation_scripts' ));
	}

	
	//validation function using EasyPost API
	public function wf_address_validation_easypost(){
		// create address
		$address_params = array(
		    "verify"  =>  array("delivery"),
		    "street1" => $_POST["street1_post"],
		    "street2" => $_POST["street2_post"],
		    "city"    => $_POST["city_post"],
		    "state"   => $_POST["state_post"],
		    "zip"     => $_POST["zip_post"],
		    "country" => $_POST["country_post"],
		);
		$record=isset($this->all_settings['wf_address_autocomplete_validation_record_log']) ? $this->all_settings['wf_address_autocomplete_validation_record_log'] : '';
		if($record == 'yes')
		Address_Validation_Log::log_update($address_params,'Easypost Request');
		//get option values		
		$easypost_api_key = $this->all_settings[ 'wf_address_autocomplete_validation_easypost_api_key' ];
		try{
			
				\EasyPost\EasyPost::setApiKey($easypost_api_key);
				$address = \EasyPost\Address::create_and_verify($address_params,$easypost_api_key);
				//for successful validation cases
				if($record == 'yes')
				{
					Address_Validation_Log::log_update(trim($address),'Easypost Response');
				}
				if($address->verifications->delivery->success)
				{
					$vali_address_params = array(
						"status"  => 'success',
						"street1" => $address->street1,
						"street2" => $address->street2,
						"city"    => $address->city,
						"state"   => $address->state,
						"zip"     => $address->zip,
						"country" => $address->country,
						"rdi"	  => $address->residential,
					);
					die(json_encode($vali_address_params));

				}
			
		}
		catch(Exception $e)		//for restricted API access
		{
			$add = $e->getTrace();
			$custom['Error'] = $add['0']['args'];
			$custom['Custom_msg'] = 'EasyPost address validation got failed so checkout has been processed on user given address.';
			$error=array("status"=>'failure','error'=>$e->getMessage(),"map"=>"undefined");
			if($this->all_settings['wf_address_autocomplete_validation_validated_address_only'] == 'yes')
			{
				$custom['Custom_msg'] = 'Checkout has been stopped as given address could not be verified.';
				if(isset($add['0']['args']['2']['error']['code']) && $add['0']['args']['2']['error']['code'] == 'ADDRESS.VERIFY.FAILURE')
				{
					wc_add_notice( __( 'Unable to verify address :' ), 'error' );
					if(isset($add['0']['args']['2']['error']['errors']['0']['code']))
						foreach ($add['0']['args']['2']['error']['errors'] as $ttemp)
						{
							if($ttemp['code'] == 'E.ADDRESS.NOT_FOUND')
								wc_add_notice( __( '- Address not found.' ), 'error' );
							if($ttemp['code'] == 'E.HOUSE_NUMBER.INVALID')
								wc_add_notice( __( '- House number is invalid.' ), 'error' );
							if($ttemp['code'] == 'E.HOUSE_NUMBER.MISSING')
								wc_add_notice( __( '- House number is missing.' ), 'error' );
							if($ttemp['code'] == 'E.STREET.INVALID')
								wc_add_notice( __( '- Street is invalid.' ), 'error' );
							if($ttemp['code'] == 'E.STATE.INVALID')
								wc_add_notice( __( '- Invalid state.' ), 'error' );
							if($ttemp['code'] == 'E.CITY_STATE.INVALID')
								wc_add_notice( __( '- Unverifiable city/state.' ), 'error' );
							if($ttemp['code'] == 'E.ADDRESS.INSUFFICIENT')
								wc_add_notice( __( '- Insufficient/incorrect address data.' ), 'error' );
							if($ttemp['code'] == 'E.ZIP.INVALID')
								wc_add_notice( __( '- Invalid zip.' ), 'error' );
							if($ttemp['code'] == 'E.ADDRESS.INVALID')
								wc_add_notice( __( '- Invalid city/state/zip.' ), 'error' );
							if($ttemp['code'] == 'E.STREET.MISSING')
								wc_add_notice( __( '- Street is missing.' ), 'error' );
							if($ttemp['code'] == 'E.INPUT.INVALID')
								wc_add_notice( __( '- Street1 is required.' ), 'error' );
						}
				}
			}
			
			Address_Validation_Log::log_update($custom,'Easypost Response');
			die(json_encode($error));
		}
	}

	public function wf_address_validation_scripts() {
		if(is_checkout()&&!is_order_received_page())
		{
			wp_enqueue_script( 'wf-address-validate-script', plugins_url( '../assests/js/address_validate-easypost.js', __FILE__ ), array( 'jquery' ) );
			wp_enqueue_style( 'wf-modal-style-manadatory', plugins_url( '../assests/css/address-verification-popup-manadatory.css', __FILE__ ) );
			wp_enqueue_style( 'wf-modal-style', plugins_url( '../assests/css/address-verification-popup-current.css', __FILE__ ) );
			
			//for address suggestion popup
			$address_validation_popup = $this->all_settings['wf_address_autocomplete_validation_enable_address_popup'];
			if($address_validation_popup != null && $address_validation_popup == 'yes')
			{
			    if( isset($this->all_settings['wf_address_autocomplete_validation_validated_address_only']) && $this->all_settings['wf_address_autocomplete_validation_validated_address_only'] == 'yes' )
			    $xa_address_popup=array(			//To avoid warning in console log
					'enable'		    => 'yes',
					'validation_fail_checkout'  => 'no'
				);
			    else {
				$xa_address_popup=array(			//To avoid warning in console log
					'enable'		    => 'yes',
					'validation_fail_checkout'  => 'yes'
				);
			    }
			    wp_localize_script('wf-address-validate-script', 'wf_address_autocomplete_validation_enable_address_popup_obj', $xa_address_popup);
			    echo "	<style>
					table, th, td
					{
					  border: 0;
					}
					table tr td:first-child,
					table tr th:first-child {
					  border-right: 1px solid #000000 !important;
					}
					table
					{
					  border-collapse:collapse;
					}
					</style>
				  <div id='xa_myModal' class='xa-modal' style='z-index:9999999 !important'>
				    <div class='xa-modal-content'>
				      	<div class='xa-container xa-white '>
				      		<div class='xa-container xa-white'>
				      			<span class='xa-closebtn'>&times;</span>
					      	</div>
					      	<table class='xa-popup' border='0'>
								<tr>
								  	<th><center><bold>Original Address</bold></center></th>
								  	<th id='right_title'></th>
								</tr>
								<tr>
								  	<td id='original' class='xa-center'></td>
								  	<td id='validated' class='xa-center'></td>
								</tr>
								<tr>
								  	<td><center><button class='xa-btn xa-white xa-round-large xa-border use_original'>Place Order with Original Address</button></center></td>
								  	<td id='right_button'></td>
								</tr>
							</table>
				    	</div>
				  	</div>
				</div>";
			}
			else
			{
				if( isset($this->all_settings['wf_address_autocomplete_validation_validated_address_only']) && $this->all_settings['wf_address_autocomplete_validation_validated_address_only'] == 'yes' )
					$xa_address_popup=array(
						'enable'		    => 'no',
						'validation_fail_checkout'  => 'no'
					);
				else
					$xa_address_popup=array(
						'enable'		    => 'no',
						'validation_fail_checkout'  => 'yes'
					);
				wp_localize_script('wf-address-validate-script', 'wf_address_autocomplete_validation_enable_address_popup_obj', $xa_address_popup);
			}
		}

	}


}
$obj= new Wf_Address_Validation();
add_action('wp_ajax_wf_address_validation',array($obj, 'wf_address_validation_easypost'));
add_action('wp_ajax_nopriv_wf_address_validation',array($obj, 'wf_address_validation_easypost'));