<?php

	class fedex_rest
	{
		public $mode = "test";
		public $live_rate_url = "https://apis.fedex.com/rate/v1/rates/quotes";
		public $test_rate_url = "https://apis-sandbox.fedex.com/rate/v1/rates/quotes";
		public $live_auth_url = "https://apis.fedex.com/oauth/token";
		public $test_auth_url = "https://apis-sandbox.fedex.com/oauth/token";
		private $general_settings = [];
		private $ven_data = [];
		private $dest_data = [];
		private $fedex_packs = [];
		private $order_total = 0;
		private $total_pack_count = 0;
		private $total_pack_weight = 0;
		private $weg_unit = "";
		private $dim_unit = "";
		public function gen_access_token($grant_type='', $api_key='', $api_secret='')
		{
			$request_url = ($this->mode == "test") ? $this->test_auth_url : $this->live_auth_url;
			$result = wp_remote_post(
				$request_url,
				array(
					'method' => 'POST',
					'timeout' => 70,
					'sslverify' => 0,
					'body' => build_query(array("grant_type" => $grant_type, "client_id" => $api_key, "client_secret" => $api_secret)),
					'headers' => array("content-type" => "application/x-www-form-urlencoded")
				)
			);
			if (is_array($result) && isset($result['body']) && !empty($result['body'])) {
				$auth_data = json_decode($result['body']);
				return isset($auth_data->access_token) ? $auth_data->access_token : "";
			}
			return;
		}
		public function make_rate_req_rest($general_settings=[], $ven_data=[], $dest_data=[], $fedex_packs=[], $order_total = 0){
			//load all data to class
			$this->general_settings = $general_settings;
			$this->ven_data = $ven_data;
			$this->dest_data = $dest_data;
			$this->fedex_packs = $fedex_packs;
			$this->order_total = $order_total;
			// if ($this->mode == "test") {
			// 	return $this->makeVirtualReq();
			// }
			//make req params
			$req = [];
			$req['accountNumber']['value'] = isset($this->ven_data['hitshippo_fedex_rest_acc_no']) ? $this->ven_data['hitshippo_fedex_rest_acc_no'] : '';
			if (isset($general_settings['hitshippo_fedex_del_date']) && $general_settings['hitshippo_fedex_del_date'] == "yes") {
				$req['rateRequestControlParameters']['returnTransitTimes'] = true;
			}
			
			$req['requestedShipment']['shipper']['address'] = $this->make_ship_info();
			$req['requestedShipment']['recipient']['address'] = $this->make_dest_info();
			$req['requestedShipment']['rateRequestType'] = $this->make_rate_req_types_info();
			$req['requestedShipment']['pickupType'] = isset($this->general_settings['hitshippo_fedex_pickup_type']) ? $this->general_settings['hitshippo_fedex_pickup_type'] : 'CONTACT_FEDEX_TO_SCHEDULE';
			if(isset($_POST["ship_date"])){
				$req['requestedShipment']['shipDateStamp'] =  date('Y-m-d' , strtotime($_POST["ship_date"]));
			}

			$req['requestedShipment']['requestedPackageLineItems'] = $this->make_line_items_info();
			// $req['requestedShipment']['edtRequestType'] = 'ALL';
			$req['requestedShipment']['packagingType'] = $this->make_pack_type_info();
			$req['requestedShipment']['totalPackageCount'] = $this->total_pack_count;
			if (!empty($this->total_pack_weight) && !empty($this->weg_unit) && (($this->weg_unit == 'LB' && $this->total_pack_weight <= 150) || ($this->weg_unit == 'KG' && $this->total_pack_weight <= 68))) {
				$req['requestedShipment']['totalWeight'] = $this->total_pack_weight;
			}
			$spl_services = $this->make_spl_ser_info();
			$customs = $this->make_customs_info();
			if (!empty($spl_services)) {
				$req['requestedShipment']['shipmentSpecialServices'] = $spl_services;
			}
			if (!empty($customs)) {
				$req['requestedShipment']['customsClearanceDetail'] = $customs;
			}
			return $req;
		}
		private function make_ship_info()
		{
			$residential = "false";
			if (isset($this->general_settings['hitshippo_fedex_res_f']) && $this->general_settings['hitshippo_fedex_res_f'] == 'yes') {
				$residential = "true";
			}
			return array(
				"streetLines" => [isset($this->ven_data['hitshippo_fedex_address1']) ? $this->ven_data['hitshippo_fedex_address1'] : "", isset($this->ven_data['hitshippo_fedex_address2']) ? $this->ven_data['hitshippo_fedex_address2'] : ""],
				"city" => isset($this->ven_data['hitshippo_fedex_city']) ? $this->ven_data['hitshippo_fedex_city'] : "",
				"stateOrProvinceCode" => isset($this->ven_data['hitshippo_fedex_state']) ? $this->ven_data['hitshippo_fedex_state'] : "",
				"postalCode" => isset($this->ven_data['hitshippo_fedex_zip']) ? $this->ven_data['hitshippo_fedex_zip'] : "",
				"countryCode" => isset($this->ven_data['hitshippo_fedex_country']) ? $this->ven_data['hitshippo_fedex_country'] : "",
				"residential" => $residential);
		}
		private function make_dest_info()
		{
			$residential = "false";
			if (isset($this->general_settings['hitshippo_fedex_res_f']) && $this->general_settings['hitshippo_fedex_res_f'] == 'yes') {
				$residential = "true";
			}
			return array(
				"streetLines" => [isset($this->dest_data['address_1']) ? $this->dest_data['address_1'] : "", isset($this->dest_data['address_2']) ? $this->dest_data['address_2'] : ""],
				"city" => isset($this->dest_data['city']) ? $this->dest_data['city'] : "",
				"stateOrProvinceCode" => (isset($this->dest_data['state']) && isset($this->dest_data['country'])) ? substr(str_replace($this->dest_data['country']."-", "", $this->dest_data['state']), 0,2) : "",
				"postalCode" => isset($this->dest_data['postcode']) ? $this->dest_data['postcode'] : "",
				"countryCode" => isset($this->dest_data['country']) ? $this->dest_data['country'] : "",
				"residential" => $residential);
		}
		private function make_rate_req_types_info()
		{
			
			if($this->general_settings["hitshippo_fedex_account_rates"] == "yes"){
				return array("ACCOUNT");
			}
			return array("LIST", "ACCOUNT");
		}
		private function make_line_items_info()
		{
			$line_items = [];
			if (!empty($this->fedex_packs)) {
				foreach ($this->fedex_packs as $p_key => $pack) {
					$line_items[$p_key]["subPackagingType"] = "BOX";
					$line_items[$p_key]["groupPackageCount"] = 1;
					if (isset($this->general_settings['hitshippo_fedex_insurance']) && $this->general_settings['hitshippo_fedex_insurance'] == "yes") {
						if (isset($pack['InsuredValue']['Amount']) && !empty($pack['InsuredValue']['Amount'])) {
							$line_items[$p_key]["declaredValue"] = array("amount" => $pack['InsuredValue']['Amount'], "currency" => isset($this->ven_data['hitshippo_fedex_currency']) ? $this->ven_data['hitshippo_fedex_currency'] : "USD");
						}
					}
					$line_items[$p_key]["weight"] = array(
														"units" => (isset($pack['Weight']['Units']) && ($pack['Weight']['Units'] == "LBS" || $pack['Weight']['Units'] == "LB")) ? "LB" : "KG",
														"value" => (isset($pack['Weight']['Value']) && !empty($pack['Weight']['Value'])) ? round($pack['Weight']['Value'], 2) : "0.5"
													);
					if (isset($pack['Dimensions'])) {
						$line_items[$p_key]["dimensions"] = array(
																"length" => (isset($pack['Dimensions']['Length']) && !empty($pack['Dimensions']['Length'])) ? $pack['Dimensions']['Length'] :" 0.5",
																"width" => (isset($pack['Dimensions']['Width']) && !empty($pack['Dimensions']['Width'])) ? $pack['Dimensions']['Width'] : "0.5",
																"height" => (isset($pack['Dimensions']['Height']) && !empty($pack['Dimensions']['Height'])) ? $pack['Dimensions']['Height'] : "0.5",
																"units" => (isset($pack['Dimensions']['Units']) && $pack['Dimensions']['Units'] == "IN") ? "IN" : "CM"
															);
					}
					$this->total_pack_count += 1;
					$this->total_pack_weight += (isset($pack['Weight']['Value']) && !empty($pack['Weight']['Value'])) ? round($pack['Weight']['Value'], 2) : "0.5";
					$this->weg_unit = (isset($pack['Weight']['Units']) && ($pack['Weight']['Units'] == "LBS" || $pack['Weight']['Units'] == "LB")) ? "LB" : "KG";
					$this->dim_unit = (isset($pack['Dimensions']['Units']) && $pack['Dimensions']['Units'] == "IN") ? "IN" : "CM";
				}
			}
			return $line_items;
		}
		private function make_pack_type_info()
		{
			$pack_type =  $this->general_settings['hitshippo_fedex_ship_pack_type'];
			if ($this->ven_data['hitshippo_fedex_country'] == $this->dest_data['country']) {
				if (isset($this->general_settings['hitshippo_fedex_one_rates']) && $this->general_settings['hitshippo_fedex_one_rates'] == "yes") {
					if ($this->weg_unit == "KG") {
						$nor_weight = $this->total_pack_weight * 2.205;
					} else {
						$nor_weight = $this->total_pack_weight;
					}
					if ($nor_weight > 10 && $nor_weight <= 50) {
						$pack_type = 'FEDEX_MEDIUM_BOX';
					} else {
						$pack_type = 'FEDEX_SMALL_BOX';
					}
				}
			}
			if (isset($this->general_settings['hitshippo_fedex_send_pack_as_ship']) && $this->general_settings['hitshippo_fedex_send_pack_as_ship'] == "yes") {
				if (isset($this->general_settings['hitshippo_fedex_ship_pack_type']) && !empty($this->general_settings['hitshippo_fedex_ship_pack_type'])) {
					$pack_type = $this->general_settings['hitshippo_fedex_ship_pack_type'];
				}
			}
			return $pack_type;
		}
		private function make_spl_ser_info()
		{
			$spl_ser = [];
			if ($this->ven_data['hitshippo_fedex_country'] == $this->dest_data['country']) {
				if (isset($this->general_settings['hitshippo_fedex_one_rates']) && $this->general_settings['hitshippo_fedex_one_rates'] == "yes") {
					$spl_ser['specialServiceTypes'][] = "FEDEX_ONE_RATE";
				}
			}
			if (isset($this->general_settings['hitshippo_fedex_sat_del']) && $this->general_settings['hitshippo_fedex_sat_del'] == "yes") {
				$spl_ser['specialServiceTypes'][] = "SATURDAY_DELIVERY";
			}
			
			return $spl_ser;
		}
		private function make_customs_info()
		{
			$customs = [];
			if (in_array($this->ven_data['hitshippo_fedex_country'], array("IN", "AE")) || ($this->ven_data['hitshippo_fedex_country'] != $this->dest_data['country'])) {
				$pay_type = (isset($this->general_settings['hitshippo_fedex_duty_type']) && $this->general_settings['hitshippo_fedex_duty_type'] == "R") ? "RECIPIENT" : "SENDER";
				$customs["commercialInvoice"]["shipmentPurpose"] = "SOLD";
				$customs["dutiesPayment"]["payor"]["responsibleParty"]["address"] = ($pay_type == "RECIPIENT") ? $this->make_dest_info() : $this->make_ship_info();
				if ($pay_type == "SENDER") {
					$customs["dutiesPayment"]["payor"]["responsibleParty"]["accountNumber"] = array("value" => isset($this->ven_data['hitshippo_fedex_rest_acc_no']) ? $this->ven_data['hitshippo_fedex_rest_acc_no'] : '');
				}
				$customs["dutiesPayment"]["payor"]["paymentType"] = $pay_type;
				if (!empty($this->fedex_packs)) {
					foreach ($this->fedex_packs as $p_key => $pack) {
						$customs["commodities"][$p_key]["weight"] = array(
																"units" => (isset($pack['Weight']['Units']) && ($pack['Weight']['Units'] == "LBS" || $pack['Weight']['Units'] == "LB")) ? "LB" : "KG",
																"value" => (isset($pack['Weight']['Value']) && !empty($pack['Weight']['Value'])) ? round($pack['Weight']['Value'], 2) : "0.5"
															);
						$customs["commodities"][$p_key]["quantity"] = 1;
						$customs["commodities"][$p_key]["customsValue"] = array(
																	"amount" => $pack['InsuredValue']['Amount'],
																	"currency" => isset($this->ven_data['hitshippo_fedex_currency']) ? $this->ven_data['hitshippo_fedex_currency'] : "USD"
																);
						$customs["commodities"][$p_key]["unitPrice"] = array(
																	"amount" => $pack['InsuredValue']['Amount'],
																	"currency" => isset($this->ven_data['hitshippo_fedex_currency']) ? $this->ven_data['hitshippo_fedex_currency'] : "USD"
																);
						$customs["commodities"][$p_key]["numberOfPieces"] = 1;
						$customs["commodities"][$p_key]["countryOfManufacture"] = isset($this->ven_data['hitshippo_fedex_country']) ? $this->ven_data['hitshippo_fedex_country'] : "";
						$customs["commodities"][$p_key]["quantityUnits"] = "PACK";
					}
				}
			}
			return $customs;
		}
		public function get_rate_res_rest($req_data = [], $auth_token = "")
		{
			$request_url = ($this->mode == "test") ? $this->test_rate_url : $this->live_rate_url;
			$result = wp_remote_post(
				$request_url,
				array(
					'method' => 'POST',
					'timeout' => 70,
					'sslverify' => 0,
					'body' => json_encode($req_data),
					'headers' => array("content-type" => "application/json", "Authorization" => "Bearer " . $auth_token)
				)
			);
			if (is_array($result) && isset($result['body']) && !empty($result['body'])) {
				$res_body = json_decode($result['body']);
				return $res_body;
			}
			return;
		}
		private function makeVirtualReq()
		{
			if (!empty($this->fedex_packs)) {
				foreach ($this->fedex_packs as $p_key => $pack) {
					$this->total_pack_weight += (isset($pack['Weight']['Value']) && !empty($pack['Weight']['Value'])) ? round($pack['Weight']['Value'], 2) : "0.5";
					$this->weg_unit = (isset($pack['Weight']['Units']) && ($pack['Weight']['Units'] == "LBS" || $pack['Weight']['Units'] == "LB")) ? "LB" : "KG";
				}
			}

			$to_unit = $this->general_settings["hitshippo_fedex_weight_unit"] == "KG_CM" ? "kg" : "lb";

			$virtual_req_weg = $this->convert_weg($this->total_pack_weight, strtolower($this->weg_unit), $to_unit);
			$virtual_json = file_get_contents(dirname(__FILE__)."/hit_fedex_rest_virtual_req.json");
			if (isset($this->ven_data['hitshippo_fedex_rest_acc_no'])) {
				$virtual_json = str_replace("{acc_no}", $this->ven_data['hitshippo_fedex_rest_acc_no'], $virtual_json);
			}
			if (isset($this->ven_data['hitshippo_fedex_zip'])) {
				$virtual_json = str_replace("{s_zip}", $this->ven_data['hitshippo_fedex_zip'], $virtual_json);
			}
			if (isset($this->ven_data['hitshippo_fedex_country'])) {
				$virtual_json = str_replace("{s_country}", $this->ven_data['hitshippo_fedex_country'], $virtual_json);
			}
			if (isset($this->dest_data['postcode'])) {
				$virtual_json = str_replace("{r_zip}", $this->dest_data['postcode'], $virtual_json);
			}
			if (isset($this->dest_data['country'])) {
				$virtual_json = str_replace("{r_country}", $this->dest_data['country'], $virtual_json);
			}
			$virtual_json = str_replace("{tot_weg}", round($virtual_req_weg, 2), $virtual_json);
			return json_decode($virtual_json, true);
		}
		public function convert_weg($value, $from, $to) {
			$weg_con = array();
			$weg_con['kg'] = "1.00000000";
			$weg_con['g'] = "1000.00000000";
			$weg_con['lb'] = "2.20460000";
			$weg_con['oz'] = "35.27400000";
			// print_r($weg_con);
			if ($from == $to) {
				return $value;
			} else {			
				$from = (float)$weg_con[$from];
				$to = (float)$weg_con[$to];
				return $value * ($to / $from);
			}
		}
	}

?>