<?php
require_once($_SERVER['DOCUMENT_ROOT']. "/bitrix/modules/main/include/prolog_before.php");

// добавление заказа в один клик, только по имени и  телефону
CModule::IncludeModule("sale");
CModule::IncludeModule("catalog");

if(!empty($_REQUEST['name']) && !empty($_REQUEST['phone']))
{
	$name  = $_REQUEST['name'];
	$phone = $_REQUEST['phone'];

	if(!empty($_REQUEST['oneProduct']) && $_REQUEST['oneProduct'] == 'Y' && !empty($_REQUEST['productId']))
	{
		// заказ в один клик только одного товара
		// --- очистка корзины
		CSaleBasket::DeleteAll(CSaleBasket::GetBasketUserID());
		// --- создание пустого заказа
		$orderId = makeOrder($name,$phone);
		// --- добавление товара к заказу
		addProdToOrder($item['PRODUCT_ID'],$orderId, $item['QUANTITY']);
		// --- оформление заказа всей корзины (с одним товаром)
		$orderId = makeOrder();
		if($orderId)
			echo json_encode(array('success'=>'ok', 'order_id'=>$orderId));
		else
			echo json_encode(array('error'=>'Y'));

	}
	elseif(!empty($_REQUEST['bascetOrder']))
	{
		// заказ в один клик всей корзины
		// --- оформление заказа всей корзины (с одним товаром)
		$orderId = makeOrder($name,$phone);
		// --- достать товары текущей корзины
		$basecetItems = getBasketProducts();
		// --- добавить их в заказ
		foreach ($basecetItems as $key => $item)
		{
			addProdToOrder($item['PRODUCT_ID'],$orderId, $item['QUANTITY']);
		}
		// --- обновляем параметры заказа цена/скидка
		$strOrderList = '';
		updateOrderParams($orderId,$strOrderList);
		sendNotification($name,$phone, $strOrderList, $orderId);

		if($orderId)
		{
			echo json_encode(array('success'=>'ok', 'order_id'=>$orderId));
			// --- очистка корзины
			CSaleBasket::DeleteAll(CSaleBasket::GetBasketUserID());
		}
		else
			echo json_encode(array('error'=>'Y'));
	}
	else
	{
		echo json_encode(array('error'=>'Y'));
	}
}
else
	echo json_encode(array('error'=>'Не все поля заполнены'));



// FUNCTIONS
/**
 * Создает пустой заказ
 */
function makeOrder($name,$phone)
{
	global $USER;
	$arFields = array(
		"LID"              => "s1",
		"PERSON_TYPE_ID"   => 1,
		"PAYED"            => "N",
		"CANCELED"         => "N",
		"STATUS_ID"        => "N",
		"PRICE"            => 0,
		"CURRENCY"         => "RUB",
		"USER_ID"          => 1,
		"PAY_SYSTEM_ID"    => 1,
		"PRICE_DELIVERY"   => 0,
		"DELIVERY_ID"      => 2,
		"DISCOUNT_VALUE"   => 0,
		"TAX_VALUE"        => 0,
		"USER_DESCRIPTION" => "Заказ в Один клик"
	);

	// add Guest ID
	if (CModule::IncludeModule("statistic"))
	   $arFields["STAT_GID"] = CStatistic::GetEventParam();

	$ord = new CSaleOrder();
	$ORDER_ID = $ord->Add($arFields);
	if($ORDER_ID)
	{
		$arFields = array("ORDER_ID" => $ORDER_ID, "ORDER_PROPS_ID" => 1, "NAME" => "ФИО", "CODE" => "NAME", "VALUE" => $name );
		CSaleOrderPropsValue::Add($arFields);
		$arFields = array("ORDER_ID" => $ORDER_ID, "ORDER_PROPS_ID" => 3, "NAME" => "ФИО", "CODE" => "NAME", "VALUE" => $phone );
		CSaleOrderPropsValue::Add($arFields);

		return $ORDER_ID;
	}
	else
		echo json_encode(array('error'=>$ord->LAST_ERROR));
}

function getBasketProducts()
{
	$arID = array();
	$arBasketItems = array();

	$dbBasketItems = CSaleBasket::GetList(
		array("NAME" => "ASC", "ID" => "ASC"),
		array("FUSER_ID" => CSaleBasket::GetBasketUserID(), "LID" => SITE_ID, "ORDER_ID" => "NULL"),
		false,
		false,
		array("ID", "CALLBACK_FUNC", "MODULE", "PRODUCT_ID", "QUANTITY", "PRODUCT_PROVIDER_CLASS")
	 );
	while ($arItems = $dbBasketItems->Fetch())
	{
		if ('' != $arItems['PRODUCT_PROVIDER_CLASS'] || '' != $arItems["CALLBACK_FUNC"])
		{
			CSaleBasket::UpdatePrice(
				$arItems["ID"],
				$arItems["CALLBACK_FUNC"],
				$arItems["MODULE"],
				$arItems["PRODUCT_ID"],
				$arItems["QUANTITY"],
				"N",
				$arItems["PRODUCT_PROVIDER_CLASS"]
			);
			$arID[] = $arItems["ID"];
		}
	}
	if(!empty($arID))
	{
		$dbBasketItems = CSaleBasket::GetList(
			array("NAME" => "ASC", "ID" => "ASC"),
			array("ID" => $arID, "ORDER_ID" => "NULL"),
			false,
			false,
			array("ID", "CALLBACK_FUNC", "MODULE", "PRODUCT_ID", "QUANTITY", "DELAY", "CAN_BUY", "PRICE", "WEIGHT", "PRODUCT_PROVIDER_CLASS", "NAME")
		);
		while ($arItems = $dbBasketItems->Fetch())
		{
			$arBasketItems[] = $arItems;
		}
	}
	return $arBasketItems;

}

function addProdToOrder($productID,$orderID, $quantity=1,$weight='не задан')
{
	$basket_props = array( array("NAME" => "Вес", "CODE" => "MASSA", "VALUE" => $weight));
	if (!Add2BasketByProductID($productID, $quantity, array('ORDER_ID' => $orderID, ), $basket_props))
	{
		$return['msg'] = 'Ошибка добавления товара в заказ';
		$fail          = true;
	}
}

function updateOrderParams($orderId, &$strOrderList)
{
	$dbBasketItems = CSaleBasket::GetList(
		array("NAME" => "ASC", "ID" => "ASC"),
		array("LID" => SITE_ID, "ORDER_ID" => $orderId),
		false, false,
		array("ID", "NAME", "QUANTITY", "CURRENCY", "CAN_BUY", "PRICE", "WEIGHT", "DISCOUNT_PRICE")
	);
	$summ = $weight = 0;
	$strOrderList  = "";
	$arBasket      = array();
	while ($arBasketItems = $dbBasketItems->GetNext())
	{
		$strOrderList .= $arBasketItems["NAME"] . " - " . $arBasketItems["QUANTITY"] . " шт на " . SaleFormatCurrency($arBasketItems["PRICE"] * $arBasketItems["QUANTITY"], $arBasketItems["CURRENCY"]);
		$strOrderList .= "\n";
		$summ += roundEx($arBasketItems["PRICE"], SALE_VALUE_PRECISION) * DoubleVal($arBasketItems["QUANTITY"]);
		$weight += doubleval($arBasketItems['WEIGHT']);
		$arBasket[] = $arBasketItems;
	}
	$arOrderForDiscount = array(
		'SITE_ID'      => SITE_ID,
		'USER_ID'      => $user_id,
		'ORDER_PRICE'  => $summ,
		'ORDER_WEIGHT' => $weight,
		'BASKET_ITEMS' => $arBasket,
	);
	$arDiscountOptions  = array();
	$arDiscountErrors   = array();
	CSaleDiscount::DoProcessOrder($arOrderForDiscount, $arDiscountOptions, $arDiscountErrors);

	$arOrderForDiscount['PRICE_BEFORE'] = $summ;
	$arOrderForDiscount['PRICE']        = $arOrderForDiscount['ORDER_PRICE'];
	$arOrderForDiscount['WEIGHT']       = $arOrderForDiscount['ORDER_WEIGHT'];

	if (!CSaleOrder::Update($ORDER_ID, $arOrderForDiscount))
	{
		$return['msg'] = 'Ошибка расчета цены заказа.';
		$fail          = true;
	}

}

function sendNotification($name,$phone, $orderList, $ordrId)
{
	$arEventFields = Array(
		"AUTHOR_NAME" => $name,
		"AUTHOR_PHONE" => $phone,
		"ELEMENTS" => $orderList,
		"ORDERID" => $ordrId,
		"SUMM" => ''
	);
	CEvent::SendImmediate("NEW_ONE_CLICK_ORDER", "s1", $arEventFields);
}