<?php
//rex get shipping fee
function calculate_shipping_fee($shipping_id, $warehouse_id, $item_id, $qty, $shipping_id_subdistrict) {

  $ci = & get_instance();  

	//get zip origin
	$origin_zip = $ci->db->select('postcode')->from('warehouse')->where('id', $warehouse_id)->get()->row()->postcode;
	//get zip destination
	$destination_zip = $ci->db->select('postcode')->from('customers')->where('id_customers', (int) $ci->session->userdata('customer')['customer_id'])->get()->row()->postcode;

	//get product weight
	$ci->db->select('dimension_weight, dimension_length, dimension_width, dimension_height')->from('products')->where('id_products', $item_id);
	$product_dimension = $ci->db->get()->row();

	$product_weight = $product_dimension->dimension_weight; //gram
	$product_length = $product_dimension->dimension_length; //cm
	$product_width = $product_dimension->dimension_width; //cm
	$product_height = $product_dimension->dimension_height; //cm

	//check if volume is bigger than weight
	$volume_weight = $product_length * $product_width * $product_height / 4000; //kg

	if(($volume_weight * 1000) >= $product_weight) {
		$weight = $volume_weight * 1000; //gram
	} else {
		$weight = $product_weight; //gram
	}
	$total_weight = ceil($weight * $qty); 

	//get rex shipping fee..
	$customer_id = 'INDOLOK003';
	$customer_password = md5('20200825');
	$url = 'https://api.rex.co.id/KonosWs/v2/GetRate.aspx';

	$ch = curl_init( $url );
	# Setup request to send json via POST.
	$payload = json_encode( array( 
		"customer_id" => $customer_id,
		"customer_password" => $customer_password,
		"zip_origin" => $origin_zip,
		"zip_destination" => $destination_zip,
		"weight" => $total_weight
	) );

	curl_setopt( $ch, CURLOPT_POSTFIELDS, $payload );
	curl_setopt( $ch, CURLOPT_HTTPHEADER, array('Content-Type:application/json'));
	# Return response instead of printing.
	curl_setopt( $ch, CURLOPT_RETURNTRANSFER, true );
	# Send request.
	$result = json_decode(curl_exec($ch));
	curl_close($ch);
	# Print response.

	// echo '<pre>';
	// print_r($result);
	// echo '</pre>';
	// exit;

	if($result->error_id && $result->error_id == 402) {
		$ci->session->set_userdata('rex_tariff_exist', 'no');
	} else {
		$ci->session->set_userdata('rex_tariff_exist', 'yes');
	}

	if($ci->session->userdata('rex_service_name')) {
		$service_name = $ci->session->userdata('rex_service_name');
	} else {
		$ci->session->set_userdata('rex_service_name', 'REGULAR');
		$service_name = 'REGULAR';
	}

	$shipping_fee = 0;
	$etd = '';
	foreach ($result->services as $service) {
		if($service->service_name == $service_name) {
			$shipping_fee = $service->finalprice;
			$etd = $service->etd; 
			break;
		} 
	}

	//if chosen rex service is not found on this city ($shipping_fee = 0), then choose other service
	if($shipping_fee == 0) {
		foreach ($result->services as $service) {
			if($service->finalprice && $service->finalprice > 0) {
				$shipping_fee = $service->finalprice;
				$etd = $service->etd;
				$service_name = $ci->session->set_userdata('rex_service_name', $service->service_name);
				break;
			} 
		}
	}

	$shipping_info = array();
	$shipping_info['total_shipping_fee'] = $shipping_fee;
	$shipping_info['shipping_name'] = "REX $service_name. Etd $etd";

	// echo "<pre>";
	// print_r($shipping_info);
	// echo '</pre>';
	// exit;

	//free shipping, if this customer city is the same with warehouse city, then give free shipping//
	$customer_city_id = $ci->db->select('indah_cargo_id')->from('customers')->where('id_customers', (int) $ci->session->userdata('customer')['customer_id'])->get()->row()->indah_cargo_id;

	$warehouse_city_id = $ci->db->select('indah_cargo_id')->from('warehouse')->where('id', $warehouse_id)->get()->row()->indah_cargo_id;

	if($warehouse_city_id == 1) {
		//warehouse is from jakarta
		$free_shipping_cites_jakartawarehouse = [1,2,3,4,5,6,24,27];

		if(in_array($customer_city_id, $free_shipping_cites_jakartawarehouse)) {
			$shipping_info['total_shipping_fee'] = 0;
		} 
	} else {
		//warehouse is from other place
		if($customer_city_id == $warehouse_city_id) {
			$shipping_info['total_shipping_fee'] = 0;
		}
	}

  return $shipping_info;
} 

function rex_generate_awb($data) {

	$ci = & get_instance();  

	//generate rex awb..
	$customer_id = 'INDOLOK003';
	$customer_password = '20200825';
	$url = 'https://api.rex.co.id/KonosWs/v1/GenKonos.aspx';

	$ch = curl_init( $url );
	# Setup request to send json via POST.
	$payload = json_encode(array( 
		"customer" => array(
				"id" => $customer_id,
				"hashed" => md5($customer_id . $data['shipper_postcode'] . $data['receiver_postcode'] . $data['service_code'] . $data['item_weight'] . $customer_password)
		),
		"shipper" => array(
			"name" => $data['shipper_name'],
			"address" => $data['shipper_address'],
			"postcode" => $data['shipper_postcode'],
			"contact" => $data['shipper_hp'],
			"email" => $data['shipper_email'],
		),
		"receiver" => array(
			"name" => $data['receiver_email'],
			"address" => $data['receiver_address'],
			"postcode" => $data['receiver_postcode'],
			"contact" => $data['receiver_hp'],
			"email" => $data['receiver_email'],
		),
		"detail" => array(
			"use_insurance" => true,
			"tracking_ref_no" => $data['id_order'] . '-' . rand(),
			"items" => array(
				array(
					"weight" => $data['item_weight'],
					"item_desc" => $data['item_desc'],
					"name" => $data['item_name'],
					"price" => $data['item_price'],
					"category" => $data['item_category'],
				)
			),
		),
		"note" => "",
		"service_code" => $data['service_code']
	));

	curl_setopt( $ch, CURLOPT_POSTFIELDS, $payload );
	curl_setopt( $ch, CURLOPT_HTTPHEADER, array('Content-Type:application/json'));
	# Return response instead of printing.
	curl_setopt( $ch, CURLOPT_RETURNTRANSFER, true );
	# Send request.
	$result = json_decode(curl_exec($ch));
	$err = curl_error($ch);
	curl_close($ch);
	# Print response

	if ($err) {
		echo "cURL Error #:" . $err; 
		exit(); 
	} else {
		// echo'<pre>';
		// print_r($result);
		// echo '</pre>';
		// exit;

		$shipping_awb = array();
		$shipping_awb['booking_id'] = $result->booking_id;
		$shipping_awb['tracking_ref_no'] = $result->tracking_ref_no;

		return $shipping_awb;
	}	
}

function rex_tracking_awb($awb) {

	$ci = & get_instance();  

	//generate rex awb..
	$customer_id = 'INDOLOK003';
	$customer_password = md5('20200825');
	$url = 'https://api.rex.co.id/KonosWs/v2/CekStatus.aspx';

	$ch = curl_init( $url );
	# Setup request to send json via POST.
	$payload = json_encode(array( 
		"customer_id" => $customer_id,
		"customer_password" => $customer_password,
		"awb" => $awb
	));

	curl_setopt( $ch, CURLOPT_POSTFIELDS, $payload );
	curl_setopt( $ch, CURLOPT_HTTPHEADER, array('Content-Type:application/json'));
	# Return response instead of printing.
	curl_setopt( $ch, CURLOPT_RETURNTRANSFER, true );
	# Send request.
	$result = json_decode(curl_exec($ch));
	$err = curl_error($ch);
	curl_close($ch);
	# Print response

	if ($err) {
		echo "cURL Error #:" . $err; 
		exit(); 
	} else {
		// echo'<pre>';
		// print_r($result);
		// echo '</pre>';
		return $result;
	}	
}

function rex_cancel_awb($awb) {

	$ci = & get_instance();  

	$customer_id = 'INDOLOK003';
	$customer_password = '20200825';
	$url = 'https://api.rex.co.id/KonosWs/v1/VoidKonos.aspx';

	$ch = curl_init( $url );
	# Setup request to send json via POST.
	$payload = json_encode(array( 
		"cust_id" => $customer_id,
		"cust_pass" => $customer_password,
		"cust_hashed" => md5($customer_id . $customer_password . $awb),
		"awb" => $awb
	));

	curl_setopt( $ch, CURLOPT_POSTFIELDS, $payload );
	curl_setopt( $ch, CURLOPT_HTTPHEADER, array('Content-Type:application/json'));
	# Return response instead of printing.
	curl_setopt( $ch, CURLOPT_RETURNTRANSFER, true );
	# Send request.
	$result = json_decode(curl_exec($ch));
	$err = curl_error($ch);
	curl_close($ch);
	# Print response

	if ($err) {
		echo "cURL Error #:" . $err; 
		exit(); 
	} else {
		return $result;
	}	
}

//indah cargo
function calculate_shipping_fee_indahcargo($shipping_id, $warehouse_id, $item_id, $qty, $shipping_id_subdistrict) {

	/* $test = array(
		'shipping_id'	=> 	$shipping_id,
		'warehouse_id'	=>	$warehouse_id,
		'$item_id'	=> $item_id,
		'shipping_id_subdistrict' => $shipping_id_subdistrict,
	);
	echo '<pre>';
	print_r($test);
	echo '</pre>';
	exit(); */

    $ci = & get_instance();  

	//get product weight
	$ci->db->select('dimension_weight, dimension_length, dimension_width, dimension_height')->from('products')->where('id_products', $item_id);
	$product_dimension = $ci->db->get()->row();

	$product_weight = $product_dimension->dimension_weight; //gram
	$product_length = $product_dimension->dimension_length; //cm
	$product_width = $product_dimension->dimension_width; //cm
	$product_height = $product_dimension->dimension_height; //cm

	//check which is bigger, volume or weight
	//assuming using land transport
	/* indah cargo
	destination_price2 for first 11kg. 
	> 11kg, weight x destination_price1. */

	//check if volume is bigger than weight
	$volume_weight = $product_length * $product_width * $product_height / 4000; //kg

	if(($volume_weight * 1000) >= $product_weight) {
		$weight = $volume_weight; //kg
	} else {
		$weight = $product_weight / 1000;
	}

	$total_weight = ceil($weight * $qty); 

	
	//calculate shipping rate
	//$rajaongkir_cost = get_rajaongkir_ongkos($warehouse_subdistrict_id, $shipping_id_subdistrict, $total_weight_gram, $shipping_carrier); 

	/* echo '<pre>';
	print_r($rajaongkir_cost);
	echo '</pre>'; 
	exit(); */

	//check if weight is zero. If zero, then rajaongkir cannot proceed..	
	if($total_weight > 0) {

		//get total weight for indah cargo
		$ci->db->select('indah_cargo_id')->from('customers')->where('id_customers', $ci->session->userdata('customer')['customer_id']);
		$indah_cargo = $ci->db->get()->row();

		if($indah_cargo->indah_cargo_id != NULL) {
			$destinaton_id = $indah_cargo->indah_cargo_id;
		} else {
			$destinaton_id = 1;
		}

		$ci->db->select('destination_price')->from('indah_cargo')->where('id', $destinaton_id);
		$total_shipping_fee = $ci->db->get()->row()->destination_price * $total_weight;

	} else {

		//total weight gram is zero
		$total_shipping_fee = 0; //service is not available
	}

	$shipping_info = array();
	$shipping_info['total_shipping_fee'] = $total_shipping_fee;
	$shipping_info['shipping_name'] = 'Indah Cargo';

    return $shipping_info;
} 


function integerToRoman($integer)
{
 // Convert the integer into an integer (just to make sure)
 $integer = intval($integer);
 $result = '';
 
 // Create a lookup array that contains all of the Roman numerals.
 $lookup = array('M' => 1000,
 'CM' => 900,
 'D' => 500,
 'CD' => 400,
 'C' => 100,
 'XC' => 90,
 'L' => 50,
 'XL' => 40,
 'X' => 10, 
 'IX' => 9,
 'V' => 5,
 'IV' => 4,
 'I' => 1);
 
 foreach($lookup as $roman => $value){
  // Determine the number of matches
  $matches = intval($integer/$value);
 
  // Add the same number of characters to the string
  $result .= str_repeat($roman,$matches);
 
  // Set the integer to be the remainder of the integer and the value
  $integer = $integer % $value;
 }
 
 // The Roman numeral should be built, return it
 return $result;
}