Decompile 5 functions in Source/Contents/ItemDBToIDMgr.cpp, Source/Contents/ItemDBToIDMgr.h, ...

Batch #1181 by eAthena: 0 byte-identical, 5 confirmed by peer review.

- fn_06415 CItemDBToIDMgr::CItemDBToIDMgr: logic confirmed by peer review
- fn_06418 CItemDBToIDMgr::`scalar deleting destructor': logic confirmed by peer review
- fn_06419 CItemDBToIDMgr::Load: logic confirmed by peer review
- fn_06420 CItemDBToIDMgr::GetItemID: logic confirmed by peer review
- fn_24373 CItemDBToIDMgr::GetInstance: logic confirmed by peer review

Reviewed-by: ragnarok-clanker

Source/Contents/ItemDBToIDMgr.cpp

@@ -6,6 +6,9 @@
 CItemDBToIDMgr* g_itemDbToIdMgr = nullptr;
 
 // OFFSET: 0x006C7400
+// FUNCTION: fn_06415
+CItemDBToIDMgr::CItemDBToIDMgr() {
+}
 
 // OFFSET: 0x006C7450
 // FUNCTION: fn_06416
@@ -13,9 +16,39 @@ void CItemDBToIDMgr::Init() {
 }
 
 // OFFSET: 0x006C74D0
+// FUNCTION: fn_06418
+CItemDBToIDMgr::~CItemDBToIDMgr() {
+}
 
 // OFFSET: 0x006C7540
+// FUNCTION: fn_06419
+bool CItemDBToIDMgr::Load() {
+  return this->m_lua.LoadFile("LuaFiles514\\Lua Files\\ItemDBNameTbl.lub");
+}
 
 // OFFSET: 0x006C7670
+// FUNCTION: fn_06420
+int CItemDBToIDMgr::GetItemID(std::string itemDBName) {
+  lua_State* state = this->m_lua.GetState();
+  if (!state) {
+    return 0;
+  }
+
+  lua_getglobal(state, "ItemDB_To_ItemID");
+  lua_pushstring(state, itemDBName.c_str());
+  if (lua_pcall(state, 1, 1, 0) != 0) {
+    return 0;
+  }
+
+  return static_cast<int>(lua_tonumber(state, -1));
+}
 
 // OFFSET: 0x00E5CE60
+// FUNCTION: fn_24373
+CItemDBToIDMgr* CItemDBToIDMgr::GetInstance() {
+  if (!g_itemDbToIdMgr) {
+    g_itemDbToIdMgr = new (std::nothrow) CItemDBToIDMgr;
+  }
+
+  return g_itemDbToIdMgr;
+}