From baef8cc91f5fd86cde021acc6a9630cca009669f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=EA=A6=8C=EA=A6=AB=EA=A6=B6=EA=A6=8F=EA=A7=80=EA=A6=A6?=
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 <erik@darapsa.co.id>
Date: Sun, 14 May 2023 16:26:04 +0800
Subject: Improve the order implementation

---
 interchange.cxx | 35 +++++++++++++++++++++++++----------
 interchange.hxx | 12 ++++++++----
 2 files changed, 33 insertions(+), 14 deletions(-)

diff --git a/interchange.cxx b/interchange.cxx
index 6108547..21a1fb5 100644
--- a/interchange.cxx
+++ b/interchange.cxx
@@ -4,6 +4,7 @@
 namespace QInterchange {
 
 	static Interchange* interchange;
+	static char *mv_sku = nullptr, *mv_order_item = nullptr;
 	static int sampleUrlLength = 0;
 
 	Interchange::Interchange(const char* sampleURL, const char* image_Dir,
@@ -70,6 +71,29 @@ namespace QInterchange {
 		defaultCatalog("All-Products");
 	}
 
+	void Interchange::order(const QString &sku, const QString &item,
+			const int quantity)
+	{
+		mv_sku = (char *)malloc(sku.size() + 1);
+		strcpy(mv_sku, sku.toLatin1().constData());
+		if (item.isEmpty()) {
+			mv_order_item = (char *)malloc(sku.size() + 1);
+			strcpy(mv_order_item, sku.toLatin1().constData());
+		} else {
+			mv_order_item = (char *)malloc(item.size() + 1);
+			strcpy(mv_order_item, item.toLatin1().constData());
+		}
+		interchange_ord_order(mv_sku, mv_order_item, quantity,
+				[](interchange_response *response) {
+			free(mv_sku);
+			mv_sku = nullptr;
+			free(mv_order_item);
+			mv_order_item = nullptr;
+			interchange->emitOrder(QString{response->data});
+			interchange_free_response(response);
+		});
+	}
+
 	void Interchange::emitPage(QString const& path, QString const& response)
 	{
 		emit gotPage(path, response);
@@ -85,17 +109,8 @@ namespace QInterchange {
 		emit gotProduct(response);
 	}
 
-	void Interchange::emitOrder(QString const& response)
+	void Interchange::emitOrder(const QString &response)
 	{
 		emit gotOrder(response);
 	}
-
-	void Interchange::order(QString const& sku)
-	{
-		interchange_ord_order(sku.toLatin1().constData(),
-				[](interchange_response* response) {
-			interchange->emitOrder(QString{response->data});
-			interchange_free_response(response);
-		});
-	}
 }
diff --git a/interchange.hxx b/interchange.hxx
index f412377..582a007 100644
--- a/interchange.hxx
+++ b/interchange.hxx
@@ -61,23 +61,27 @@ namespace QInterchange {
 			void defaultAllProducts();
 			/*!
 			 * \brief For putting an item to a cart.
-			 * \param sku The SKU of the item to order.
+			 * \param sku The product or variant SKU of the item.
+			 * \param item The product SKU of the item to order.
+			 * \param quantity The quantity of the item to order.
 			 */
-			void order(QString const& sku);
+			void order(const QString &sku,
+					const QString &item = "",
+					const int quantity = 1);
 
 		signals:
 			void gotPage(QString const& path,
 					QString const& response);
 			void gotCatalog(QString const& response);
 			void gotProduct(QString const& response);
-			void gotOrder(QString const& response);
+			void gotOrder(const QString &response);
 
 		protected:
 			void emitPage(QString const& path,
 					QString const& response);
 			void emitCatalog(QString const& response);
 			void emitProduct(QString const& response);
-			void emitOrder(QString const& response);
+			void emitOrder(const QString &response);
 	};
 
 }
-- 
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