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feat: add equipment slot Lua API for gear inspection addons

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Add GetInventoryItemLink(unit, slotId), GetInventoryItemID(unit, slotId),
and GetInventoryItemTexture(unit, slotId) for WoW inventory slots 1-19
(Head through Tabard). Returns quality-colored item links with WoW format.
Enables gear inspection and item level calculation addons.
This commit is contained in:
Kelsi 2026-03-20 17:56:20 -07:00
parent 3f0b152fe9
commit ffe16f5cf2
1 changed files with 67 additions and 0 deletions
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67
src/addons/lua_engine.cpp
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@ -861,6 +861,69 @@ static int lua_GetContainerNumFreeSlots(lua_State* L) {
return 2;
}
// --- Equipment Slot API ---
// WoW inventory slot IDs: 1=Head,2=Neck,3=Shoulders,4=Shirt,5=Chest,
// 6=Waist,7=Legs,8=Feet,9=Wrists,10=Hands,11=Ring1,12=Ring2,
// 13=Trinket1,14=Trinket2,15=Back,16=MainHand,17=OffHand,18=Ranged,19=Tabard
static int lua_GetInventoryItemLink(lua_State* L) {
auto* gh = getGameHandler(L);
const char* uid = luaL_optstring(L, 1, "player");
int slotId = static_cast<int>(luaL_checknumber(L, 2));
if (!gh || slotId < 1 || slotId > 19) { lua_pushnil(L); return 1; }
std::string uidStr(uid);
for (char& c : uidStr) c = static_cast<char>(std::tolower(static_cast<unsigned char>(c)));
if (uidStr != "player") { lua_pushnil(L); return 1; }
const auto& inv = gh->getInventory();
const auto& slot = inv.getEquipSlot(static_cast<game::EquipSlot>(slotId - 1));
if (slot.empty()) { lua_pushnil(L); return 1; }
const auto* info = gh->getItemInfo(slot.item.itemId);
std::string name = info ? info->name : slot.item.name;
uint32_t q = info ? info->quality : static_cast<uint32_t>(slot.item.quality);
static const char* kQH[] = {"9d9d9d","ffffff","1eff00","0070dd","a335ee","ff8000","e6cc80","e6cc80"};
uint32_t qi = q < 8 ? q : 1u;
char link[256];
snprintf(link, sizeof(link), "|cff%s|Hitem:%u:0:0:0:0:0:0:0|h[%s]|h|r",
kQH[qi], slot.item.itemId, name.c_str());
lua_pushstring(L, link);
return 1;
}
static int lua_GetInventoryItemID(lua_State* L) {
auto* gh = getGameHandler(L);
const char* uid = luaL_optstring(L, 1, "player");
int slotId = static_cast<int>(luaL_checknumber(L, 2));
if (!gh || slotId < 1 || slotId > 19) { lua_pushnil(L); return 1; }
std::string uidStr(uid);
for (char& c : uidStr) c = static_cast<char>(std::tolower(static_cast<unsigned char>(c)));
if (uidStr != "player") { lua_pushnil(L); return 1; }
const auto& inv = gh->getInventory();
const auto& slot = inv.getEquipSlot(static_cast<game::EquipSlot>(slotId - 1));
if (slot.empty()) { lua_pushnil(L); return 1; }
lua_pushnumber(L, slot.item.itemId);
return 1;
}
static int lua_GetInventoryItemTexture(lua_State* L) {
auto* gh = getGameHandler(L);
const char* uid = luaL_optstring(L, 1, "player");
int slotId = static_cast<int>(luaL_checknumber(L, 2));
if (!gh || slotId < 1 || slotId > 19) { lua_pushnil(L); return 1; }
std::string uidStr(uid);
for (char& c : uidStr) c = static_cast<char>(std::tolower(static_cast<unsigned char>(c)));
if (uidStr != "player") { lua_pushnil(L); return 1; }
const auto& inv = gh->getInventory();
const auto& slot = inv.getEquipSlot(static_cast<game::EquipSlot>(slotId - 1));
if (slot.empty()) { lua_pushnil(L); return 1; }
// Return spell icon path for the item's on-use spell, or nil
lua_pushnil(L);
return 1;
}
// --- Quest Log API ---
static int lua_GetNumQuestLogEntries(lua_State* L) {
@ -1421,6 +1484,10 @@ void LuaEngine::registerCoreAPI() {
{"GetContainerItemInfo", lua_GetContainerItemInfo},
{"GetContainerItemLink", lua_GetContainerItemLink},
{"GetContainerNumFreeSlots", lua_GetContainerNumFreeSlots},
// Equipment slot API
{"GetInventoryItemLink", lua_GetInventoryItemLink},
{"GetInventoryItemID", lua_GetInventoryItemID},
{"GetInventoryItemTexture", lua_GetInventoryItemTexture},
// Quest log API
{"GetNumQuestLogEntries", lua_GetNumQuestLogEntries},
{"GetQuestLogTitle", lua_GetQuestLogTitle},