From 02cac686b63ec407193c726181418f0b185e6945 Mon Sep 17 00:00:00 2001
From: Alex <kinglykrab@gmail.com>
Date: Mon, 6 Apr 2020 00:09:57 -0400
Subject: [PATCH] Add getnpcnamebyid(npc_id) to Perl/Lua.

---
 common/database.cpp    | 17 +++++++++++++++++
 common/database.h      |  1 +
 zone/embparser_api.cpp | 17 +++++++++++++++++
 zone/lua_general.cpp   |  5 +++++
 zone/questmgr.cpp      |  7 +++++++
 zone/questmgr.h        |  1 +
 6 files changed, 48 insertions(+)

diff --git a/common/database.cpp b/common/database.cpp
index ab9b1ce84..1935406a2 100644
--- a/common/database.cpp
+++ b/common/database.cpp
@@ -941,6 +941,22 @@ const char* Database::GetCharNameByID(uint32 char_id) {
 	return row[0];
 }
 
+const char* Database::GetNPCNameByID(uint32 npc_id) {
+	std::string query = fmt::format("SELECT `name` FROM `npc_types` WHERE id = {}", npc_id);
+	auto results = QueryDatabase(query);
+
+	if (!results.Success()) {
+		return "";
+	}
+
+	if (results.RowCount() == 0) {
+		return "";
+	}
+
+	auto row = results.begin();
+	return row[0];
+}
+
 bool Database::LoadVariables() {
 	auto results = QueryDatabase(StringFormat("SELECT varname, value, unix_timestamp() FROM variables where unix_timestamp(ts) >= %d", varcache.last_update));
 
@@ -2389,3 +2405,4 @@ int Database::GetInstanceID(uint32 char_id, uint32 zone_id) {
 
 	return 0;
 }
+
diff --git a/common/database.h b/common/database.h
index 44c264dfd..cf85acf9c 100644
--- a/common/database.h
+++ b/common/database.h
@@ -139,6 +139,7 @@ public:
 	void	GetAccountName(uint32 accountid, char* name, uint32* oLSAccountID = 0);
 	void	GetCharName(uint32 char_id, char* name);
 	const char *GetCharNameByID(uint32 char_id);
+	const char *GetNPCNameByID(uint32 npc_id);
 	void	LoginIP(uint32 AccountID, const char* LoginIP);
 
 	/* Instancing */
diff --git a/zone/embparser_api.cpp b/zone/embparser_api.cpp
index dfb23ddc8..d926ffcbb 100644
--- a/zone/embparser_api.cpp
+++ b/zone/embparser_api.cpp
@@ -2858,6 +2858,22 @@ XS(XS__getitemname) {
 	XSRETURN(1);
 }
 
+XS(XS__getnpcnamebyid);
+XS(XS__getnpcnamebyid) {
+	dXSARGS;
+	if (items != 1)
+		Perl_croak(aTHX_ "Usage: quest::getnpcnamebyid(uint32 npc_id)");
+
+	dXSTARG;
+	uint32 npc_id = (int) SvIV(ST(0));
+	const char *npc_name = quest_manager.getnpcnamebyid(npc_id);
+
+	sv_setpv(TARG, npc_name);
+	XSprePUSH;
+	PUSHTARG;
+	XSRETURN(1);
+}
+
 XS(XS__UpdateSpawnTimer);
 XS(XS__UpdateSpawnTimer) {
 	dXSARGS;
@@ -4110,6 +4126,7 @@ EXTERN_C XS(boot_quest) {
 	newXS(strcpy(buf, "getinventoryslotid"), XS__getinventoryslotid, file);
 	newXS(strcpy(buf, "getitemname"), XS__getitemname, file);
 	newXS(strcpy(buf, "getItemName"), XS_qc_getItemName, file);
+	newXS(strcpy(buf, "getnpcnamebyid"), XS__getnpcnamebyid, file);
 	newXS(strcpy(buf, "get_spawn_condition"), XS__get_spawn_condition, file);
 	newXS(strcpy(buf, "getcharnamebyid"), XS__getcharnamebyid, file);
 	newXS(strcpy(buf, "getguildnamebyid"), XS__getguildnamebyid, file);
diff --git a/zone/lua_general.cpp b/zone/lua_general.cpp
index 848348fbf..07b200315 100644
--- a/zone/lua_general.cpp
+++ b/zone/lua_general.cpp
@@ -890,6 +890,10 @@ int lua_get_group_id_by_char_id(uint32 char_id) {
 	return database.GetGroupIDByCharID(char_id);
 }
 
+const char *lua_get_npc_name_by_id(uint32 npc_id) {
+	return quest_manager.getnpcnamebyid(npc_id);
+}
+
 int lua_get_raid_id_by_char_id(uint32 char_id) {
 	return database.GetRaidIDByCharID(char_id);
 }
@@ -1776,6 +1780,7 @@ luabind::scope lua_register_general() {
 		luabind::def("get_guild_name_by_id", &lua_get_guild_name_by_id),
 		luabind::def("get_guild_id_by_char_id", &lua_get_guild_id_by_char_id),
 		luabind::def("get_group_id_by_char_id", &lua_get_group_id_by_char_id),
+		luabind::def("get_npc_name_by_id", &lua_get_npc_name_by_id),
 		luabind::def("get_raid_id_by_char_id", &lua_get_raid_id_by_char_id),
 		luabind::def("create_instance", &lua_create_instance),
 		luabind::def("destroy_instance", &lua_destroy_instance),
diff --git a/zone/questmgr.cpp b/zone/questmgr.cpp
index 0a61361c6..e2006222c 100644
--- a/zone/questmgr.cpp
+++ b/zone/questmgr.cpp
@@ -2725,6 +2725,13 @@ std::string QuestManager::getitemname(uint32 item_id) {
 	return item_name;
 }
 
+const char *QuestManager::getnpcnamebyid(uint32 npc_id) {
+	if (npc_id > 0) {
+		return database.GetNPCNameByID(npc_id);
+	}
+	return "";
+}
+
 uint16 QuestManager::CreateInstance(const char *zone, int16 version, uint32 duration)
 {
 	QuestManagerCurrentQuestVars();
diff --git a/zone/questmgr.h b/zone/questmgr.h
index a3c7eab3d..934dd148a 100644
--- a/zone/questmgr.h
+++ b/zone/questmgr.h
@@ -260,6 +260,7 @@ public:
 	const char* getguildnamebyid(int guild_id);
 	int getguildidbycharid(uint32 char_id);
 	int getgroupidbycharid(uint32 char_id);
+	const char* getnpcnamebyid(uint32 npc_id);
 	int getraididbycharid(uint32 char_id);
 	void SetRunning(bool val);
 	bool IsRunning();