[Fix] Add trader/buyer cleanup actions (#4843)

* Add trader/buyer cleanup actions

Add trader/buyer db cleanup for
- on zone idle
- on client first login
- when world drops a zone connection
- in Client::ProcessMovePC

Cleanup several compiler warnings

* Formatting Updates

world/zonelist.cpp

@@ -37,6 +37,8 @@ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 #include "dynamic_zone_manager.h"
 #include "ucs.h"
 #include "clientlist.h"
+#include "../common/repositories/trader_repository.h"
+#include "../common/repositories/buyer_repository.h"
 
 extern uint32 numzones;
 extern EQ::Random emu_random;
@@ -84,6 +86,8 @@ void ZSList::Remove(const std::string &uuid)
 	while (iter != zone_server_list.end()) {
 		if ((*iter)->GetUUID().compare(uuid) == 0) {
 			auto port = (*iter)->GetCPort();
+			(*iter)->CheckToClearTraderAndBuyerTables();
+
 			zone_server_list.erase(iter);
 
 			if (port != 0) {

world/zoneserver.cpp

@@ -50,6 +50,8 @@ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 #include "../common/repositories/guild_tributes_repository.h"
 #include "../common/skill_caps.h"
 #include "../common/server_reload_types.h"
+#include "../common/repositories/trader_repository.h"
+#include "../common/repositories/buyer_repository.h"
 
 extern ClientList client_list;
 extern GroupLFPList LFPGroupList;
@@ -1860,3 +1862,19 @@ void ZoneServer::IncomingClient(Client* client) {
 	SendPacket(pack);
 	delete pack;
 }
+
+void ZoneServer::CheckToClearTraderAndBuyerTables()
+{
+	if (GetZoneID() == Zones::BAZAAR) {
+		TraderRepository::DeleteWhere(
+			database,
+			fmt::format("`char_zone_id` = {} AND `char_zone_instance_id` = {}", GetZoneID(), GetInstanceID()
+			)
+		);
+		BuyerRepository::DeleteBuyers(database, GetZoneID(), GetInstanceID());
+
+		LogTradingDetail(
+			"Removed trader and buyer entries for Zone ID [{}] and Instance ID [{}]", GetZoneID(), GetInstanceID()
+		);
+	}
+}

world/zoneserver.h

@@ -54,6 +54,7 @@ public:
 	inline const char*	GetZoneName() const	{ return zone_name; }
 	inline const char*	GetZoneLongName() const	{ return long_name; }
 	inline std::string  GetCurrentVersion() const { return CURRENT_VERSION; }
+	void                CheckToClearTraderAndBuyerTables();
 	inline std::string  GetCompileDate() const { return COMPILE_DATE; }
 	const char*			GetCompileTime() const{ return compiled; }
 	void				SetCompile(char* in_compile){ strcpy(compiled,in_compile); }