full trading support for networked games

1 files changed, 24 insertions, 1 deletions

diff --git a/src/core/item.cc b/src/core/item.cc
index 77b0f9c..e9d9f65 100644
--- a/src/core/item.cc
+++ b/src/core/item.cc
@@ -4,8 +4,10 @@
    the terms of the GNU General Public License version 2
 */
 
-#include "core/item.h"
 #include "sys/sys.h"
+#include "core/application.h"
+#include "core/item.h"
+
 
 namespace core
 {
@@ -17,6 +19,7 @@ Item::Item(const Info *info)
 	item_info = info;
 	item_amount = 0;
 	item_price = info->price();
+	set_timestamp(game() ? game()->timestamp() : 0);
 }
 
 Item::~Item()
@@ -28,21 +31,41 @@ Item::~Item()
 void Item::set_amount(const long amount)
 {
 	item_amount = amount;
+	set_timestamp(game() ? game()->timestamp() : 0);
 }
 
 void Item::inc_amount(const long amount)
 {
 	item_amount += amount;
+	set_timestamp(game() ? game()->timestamp() : 0);
 }
 
 void Item::dec_amount(const long amount)
 {
 	item_amount -= amount;
+	set_timestamp(game() ? game()->timestamp() : 0);
 }
 
 void Item::set_price(const long price)
 {
 	item_price = price;
+	set_timestamp(game() ? game()->timestamp() : 0);
+}
+
+void Item::set_timestamp(const unsigned long timestamp)
+{
+	item_timestamp = timestamp;
+}
+
+void Item::serialize_server_update(std::ostream & os) const
+{
+	os << amount() << " " << price() << " ";
+}
+
+void Item::receive_server_update(std::istream &is)
+{
+	is >> item_amount;
+	is >> item_price;
 }
 
 } // namespace core