More ClassicAPI porting

Replace the debug-only GetInventoryItemLink name scrape with the
decorated C_Item.GetItemName location form.

Conditionals.lua

@@ -273,24 +273,17 @@ local function BuildEquipmentCache()
         end
     end
 
-    -- Fallback: manual slot enumeration
+    -- Fallback: manual slot enumeration via ClassicAPI (id + decorated name),
+    -- no link string built. C_Item.GetItemName carries random-suffix decoration
+    -- and falls back to the base name internally, so it replaces the old
+    -- bracket-name / GetItemInfo two-step in a single call.
     for slot = 1, 19 do
-        local link = GetInventoryItemLink("player", slot)
-        if link then
-            local _, _, id = string_find(link, "item:(%d+)")
-            local _, _, nameInBrackets = string_find(link, "%[(.+)%]")
-
-            if id then
-                _equippedItemIDs[slot] = tonumber(id)
-            end
-            if nameInBrackets then
-                _equippedItemNames[slot] = string_lower(nameInBrackets)
-            elseif id then
-                -- Fallback: resolve via GetItemInfo
-                local itemName = GetItemInfo(tonumber(id))
-                if itemName then
-                    _equippedItemNames[slot] = string_lower(itemName)
-                end
+        local id = GetInventoryItemID("player", slot)
+        if id then
+            _equippedItemIDs[slot] = id
+            local name = C_Item.GetItemName({ equipmentSlotIndex = slot })
+            if name then
+                _equippedItemNames[slot] = string_lower(name)
             end
         end
     end
@@ -350,8 +343,7 @@ function CleveRoids.FindItemLocation(item)
     if numericItem then
         -- Check if it's an equipment slot (1-19)
         if numericItem >= 1 and numericItem <= 19 then
-            local link = GetInventoryItemLink("player", numericItem)
-            if link then
+            if GetInventoryItemID("player", numericItem) then
                 return { type = "inventory", inventoryID = numericItem }
             end
             return nil
@@ -3466,11 +3458,8 @@ function CleveRoids.ValidateCooldown(args, ignoreGCD)
         -- If this is a numeric slot (1-19), resolve to the equipped item's name
         local slotNum = tonumber(name)
         if slotNum and slotNum >= 1 and slotNum <= 19 then
-            local link = GetInventoryItemLink("player", slotNum)
-            if link then
-                local _, _, itemName = string.find(link, "%[(.+)%]")
-                if itemName then name = itemName end
-            end
+            local itemName = C_Item.GetItemName({ equipmentSlotIndex = slotNum })
+            if itemName then name = itemName end
         end
         args = {name = name}
     else
@@ -3481,11 +3470,8 @@ function CleveRoids.ValidateCooldown(args, ignoreGCD)
             -- If this is a numeric slot (1-19), resolve to the equipped item's name
             local slotNum = tonumber(name)
             if slotNum and slotNum >= 1 and slotNum <= 19 then
-                local link = GetInventoryItemLink("player", slotNum)
-                if link then
-                    local _, _, itemName = string.find(link, "%[(.+)%]")
-                    if itemName then name = itemName end
-                end
+                local itemName = C_Item.GetItemName({ equipmentSlotIndex = slotNum })
+                if itemName then name = itemName end
             end
             args.name = name
         else
@@ -4869,13 +4855,11 @@ function CleveRoids.HasItem(item)
   if type(item) == "string" and item ~= "" then
     local itemLower = string.lower(item)
 
-    -- Check equipped slots for substring match
-    for slot = 0, 19 do
-      local link = GetInventoryItemLink("player", slot)
-      if link then
-        if string.find(string.lower(link), itemLower, 1, true) then
-          return true
-        end
+    -- Check equipped slots for substring match (decorated name, no link build)
+    for slot = 1, 19 do
+      local name = C_Item.GetItemName({ equipmentSlotIndex = slot })
+      if name and string.find(string.lower(name), itemLower, 1, true) then
+        return true
       end
     end
 
@@ -4884,11 +4868,9 @@ function CleveRoids.HasItem(item)
       local size = GetContainerNumSlots(bag)
       if size and size > 0 then
         for slotIndex = 1, size do
-          local link = GetContainerItemLink(bag, slotIndex)
-          if link then
-            if string.find(string.lower(link), itemLower, 1, true) then
-              return true
-            end
+          local name = C_Item.GetItemName({ bagID = bag, slotIndex = slotIndex })
+          if name and string.find(string.lower(name), itemLower, 1, true) then
+            return true
           end
         end
       end
@@ -4933,14 +4915,12 @@ function CleveRoids.GetItemCooldown(item)
     local itemLower = string.lower(item)
     local start, dur, en
 
-    -- Check equipped slots for substring match
-    for slot = 0, 19 do
-      local link = GetInventoryItemLink("player", slot)
-      if link then
-        if string.find(string.lower(link), itemLower, 1, true) then
-          start, dur, en = GetInventoryItemCooldown("player", slot)
-          return _norm(start, dur, en)
-        end
+    -- Check equipped slots for substring match (decorated name, no link build)
+    for slot = 1, 19 do
+      local name = C_Item.GetItemName({ equipmentSlotIndex = slot })
+      if name and string.find(string.lower(name), itemLower, 1, true) then
+        start, dur, en = GetInventoryItemCooldown("player", slot)
+        return _norm(start, dur, en)
       end
     end
 
@@ -4949,12 +4929,10 @@ function CleveRoids.GetItemCooldown(item)
       local size = GetContainerNumSlots(bag)
       if size and size > 0 then
         for slotIndex = 1, size do
-          local link = GetContainerItemLink(bag, slotIndex)
-          if link then
-            if string.find(string.lower(link), itemLower, 1, true) then
-              start, dur, en = GetContainerItemCooldown(bag, slotIndex)
-              return _norm(start, dur, en)
-            end
+          local name = C_Item.GetItemName({ bagID = bag, slotIndex = slotIndex })
+          if name and string.find(string.lower(name), itemLower, 1, true) then
+            start, dur, en = GetContainerItemCooldown(bag, slotIndex)
+            return _norm(start, dur, en)
           end
         end
       end
@@ -5887,13 +5865,10 @@ CleveRoids.Keywords = {
             local itemName = name
             local slotNum = tonumber(name)
             if slotNum and slotNum >= 1 and slotNum <= 19 then
-                -- Resolve slot number to item name
-                local link = GetInventoryItemLink("player", slotNum)
-                if link then
-                    local _, _, extractedName = string.find(link, "%[(.+)%]")
-                    if extractedName then
-                        itemName = extractedName
-                    end
+                -- Resolve slot number to item name (decorated, no link build)
+                local extractedName = C_Item.GetItemName({ equipmentSlotIndex = slotNum })
+                if extractedName then
+                    itemName = extractedName
                 end
             end
 
@@ -5925,13 +5900,10 @@ CleveRoids.Keywords = {
             local itemName = name
             local slotNum = tonumber(name)
             if slotNum and slotNum >= 1 and slotNum <= 19 then
-                -- Resolve slot number to item name
-                local link = GetInventoryItemLink("player", slotNum)
-                if link then
-                    local _, _, extractedName = string.find(link, "%[(.+)%]")
-                    if extractedName then
-                        itemName = extractedName
-                    end
+                -- Resolve slot number to item name (decorated, no link build)
+                local extractedName = C_Item.GetItemName({ equipmentSlotIndex = slotNum })
+                if extractedName then
+                    itemName = extractedName
                 end
             end
 

Core.lua

@@ -46,10 +46,8 @@ CleveRoids.spellNameCache = {}
 local GetTime = GetTime
 local UnitExists = UnitExists
 local UnitAffectingCombat = UnitAffectingCombat
-local GetContainerItemLink = GetContainerItemLink
 local GetContainerItemInfo = GetContainerItemInfo
 local GetContainerNumSlots = GetContainerNumSlots
-local GetInventoryItemLink = GetInventoryItemLink
 local GetItemInfo = GetItemInfo
 local PickupContainerItem = PickupContainerItem
 local PickupInventoryItem = PickupInventoryItem
@@ -63,7 +61,6 @@ local ipairs = ipairs
 local type = type
 local tonumber = tonumber
 local tostring = tostring
-local string_find = string.find
 local string_lower = string.lower
 local string_gsub = string.gsub
 local table_insert = table.insert
@@ -672,21 +669,27 @@ function CleveRoids.GetReagentCount(reagentName)
     for slot = 1, slots do
       local _, count = GetContainerItemInfo(bag, slot)
       count = count or 0
-      local link = GetContainerItemLink and GetContainerItemLink(bag, slot)
-      if link then
-        local _, _, idstr = string.find(link, "item:(%d+)")
-        local id = idstr and tonumber(idstr) or nil
-        if (wantId and id == wantId) or (not wantId and string.find(link, "%["..reagentName.."%]")) then
-          total = total + count
+      -- Base itemID straight off the slot (no link string, no regex).
+      local id = C_Container.GetContainerItemID(bag, slot)
+      if id then
+        local match
+        if wantId then
+          match = (id == wantId)
+        else
+          local name = C_Item.GetItemNameByID(id)
+          if name then
+            match = (name == reagentName)
+          else
+            -- Name not cached yet: fall back to a tooltip scan (expensive, rare)
+            local tip = CRM_GetBagScanTip()
+            tip:ClearLines()
+            tip:SetBagItem(bag, slot)
+            local left1 = _G[tip:GetName().."TextLeft1"]
+            local tname = left1 and left1:GetText()
+            match = (tname == reagentName)
+          end
         end
-      else
-        -- Fallback: scan bag slot tooltip for the name (expensive, only when no link)
-        local tip = CRM_GetBagScanTip()
-        tip:ClearLines()
-        tip:SetBagItem(bag, slot)
-        local left1 = _G[tip:GetName().."TextLeft1"]
-        local name = left1 and left1:GetText()
-        if name and name == reagentName then
+        if match then
           total = total + count
         end
       end
@@ -701,17 +704,18 @@ end
 function CleveRoids.GetLiveItemCount(itemName)
   if not itemName or itemName == "" then return 0 end
   -- Escape Lua pattern special chars in item name to avoid crashes
-  local escaped = string.gsub(itemName, "([%(%)%.%%%+%-%*%?%[%]%^%$])", "%%%1")
-  local pattern = "%[" .. escaped .. "%]"
-  local lowerPattern = string.lower(pattern)
+  local wantLower = string.lower(itemName)
   local total = 0
   for bag = 0, 4 do
     local slots = GetContainerNumSlots(bag) or 0
     for slot = 1, slots do
-      local link = GetContainerItemLink and GetContainerItemLink(bag, slot)
-      if link and string.find(string.lower(link), lowerPattern) then
-        local _, count = GetContainerItemInfo(bag, slot)
-        total = total + (count or 0)
+      local id = C_Container.GetContainerItemID(bag, slot)
+      if id then
+        local name = C_Item.GetItemNameByID(id)
+        if name and string.lower(name) == wantLower then
+          local _, count = GetContainerItemInfo(bag, slot)
+          total = total + (count or 0)
+        end
       end
     end
   end
@@ -2689,11 +2693,13 @@ function CleveRoids.DoWithConditionals(msg, hook, fixEmptyTargetFunc, targetBefo
                 CastSpellByName(castMsg)
             end
         else
-            -- For other actions like UseContainerItem etc.
+            -- For other actions like item use etc. Pass the resolved unit token so
+            -- item-use can target it directly (DoUse -> C_Item.UseItemByName); action
+            -- closures that only take (msg) simply ignore the extra arg.
             if CleveRoids.equipDebugLog then
                 CleveRoids.Print("|cff00ff00[EquipLog] Calling action('" .. tostring(msg) .. "')|r")
             end
-            action(msg)
+            action(msg, conditionals.target)
         end
     end
 
@@ -3196,6 +3202,36 @@ function CleveRoids.DoConditionalClearTarget(msg)
     return false
 end
 
+-- Resolve an EQUIPPED inventory slot (1-19) holding the item, or nil.
+-- C_Item.UseItemByName only searches bags, so equipped-only items (trinkets,
+-- weapons) must be fired via their slot. Prefer nampower's fast lookup; fall
+-- back to a manual scan for clients without FindPlayerItemSlot (< v2.18).
+local function FindEquippedItemSlot(msg, itemId)
+    local API = CleveRoids.NampowerAPI
+    if type(API) == "table" and API.FindItemFast then
+        local info = API.FindItemFast(itemId or msg)
+        if info and info.inventoryID then return info.inventoryID end
+        -- Found only in bags (or not at all) -> not an equipped-only item.
+        if info then return nil end
+    end
+    -- Fallback scan of equipped slots by ID or name, read straight from each
+    -- slot via ClassicAPI (GetInventoryItemID / C_Item.GetItemNameByID) -- no
+    -- link string built, no "item:"/"|h[..]|h" parse. Slots are 1-19.
+    local wantLower = (not itemId) and string_lower(msg) or nil
+    for slot = 1, 19 do
+        local id = GetInventoryItemID("player", slot)
+        if id then
+            if itemId then
+                if id == itemId then return slot end
+            else
+                local nm = C_Item.GetItemNameByID(id)
+                if nm and string_lower(nm) == wantLower then return slot end
+            end
+        end
+    end
+    return nil
+end
+
 -- Attempts to use or equip an item by a set of conditionals
 -- Also checks if a condition is a spell so that you can mix item and spell use
 -- msg: The raw message intercepted from a /use or /equip command
@@ -3207,184 +3243,42 @@ function CleveRoids.DoUse(msg)
 
     local handled = false
 
-    local action = function(msg)
+    local action = function(msg, unit)
         -- Defensive: make sure we are not in "split stack" mode and nothing is on the cursor
         if type(CloseStackSplitFrame) == "function" then CloseStackSplitFrame() end
         if CursorHasItem and CursorHasItem() then ClearCursor() end
 
-        -- Try to interpret the message as a direct inventory slot ID first.
+        -- Only pass a cast target when it actually exists, so a stale @unit doesn't
+        -- waste a consumable. Self-use items (potions/food/hearth) ignore it anyway.
+        local useUnit = (unit and UnitExists(unit)) and unit or nil
+
+        -- Direct equipped inventory slot ID (1-19): use it in place.
         local slotId = tonumber(msg)
-        if slotId and slotId >= 1 and slotId <= 19 then -- Character slots are 1-19
+        if slotId and slotId >= 1 and slotId <= 19 then
             ClearCursor() -- extra safety before using equipped items
             UseInventoryItem(slotId)
             return
         end
 
-        -- Try to interpret as item ID (numbers > 19)
-        -- v2.18+: Use FindPlayerItemSlot directly for item IDs (no name resolution needed)
-        if slotId and slotId > 19 then
-            local API = CleveRoids.NampowerAPI
-            -- v2.18+: Native lookup can find item directly by ID
-            if API and API.features and API.features.hasFindPlayerItemSlot then
-                local itemInfo = API.FindItemFast(slotId)
-                if itemInfo then
-                    ClearCursor()
-                    if itemInfo.inventoryID then
-                        if CleveRoids.equipDebugLog then
-                            CleveRoids.Print("|cff888888[UseLog] /use " .. slotId .. " via UseInventoryItem(" .. itemInfo.inventoryID .. ") [v2.18 ID lookup]|r")
-                        end
-                        UseInventoryItem(itemInfo.inventoryID)
-                        return
-                    elseif itemInfo.bagID and itemInfo.slot then
-                        if CleveRoids.equipDebugLog then
-                            CleveRoids.Print("|cff888888[UseLog] /use " .. slotId .. " via UseContainerItem(" .. itemInfo.bagID .. "," .. itemInfo.slot .. ") [v2.18 ID lookup]|r")
-                        end
-                        UseContainerItem(itemInfo.bagID, itemInfo.slot)
-                        return
-                    end
-                end
-                -- Item not found by ID - fail
-                if CleveRoids.equipDebugLog then
-                    CleveRoids.Print("|cffff8800[UseLog] Item ID " .. slotId .. " not found in inventory [v2.18]|r")
-                end
-                return
-            end
-
-            -- Fallback: Resolve item ID to name for legacy lookup
-            local itemName = nil
-            if API and API.GetItemName then
-                itemName = API.GetItemName(slotId)
-            end
-            -- Fall back to GetItemInfo
-            if not itemName and GetItemInfo then
-                itemName = GetItemInfo(slotId)
-            end
-            if itemName then
-                if CleveRoids.equipDebugLog then
-                    CleveRoids.Print("|cff888888[UseLog] Resolved item ID " .. slotId .. " to '" .. itemName .. "'|r")
-                end
-                msg = itemName  -- Replace ID with name for subsequent lookups
-            else
-                if CleveRoids.equipDebugLog then
-                    CleveRoids.Print("|cffff8800[UseLog] Could not resolve item ID " .. slotId .. " - item not in cache|r")
-                end
-                -- Item not in client cache - can't resolve without seeing it first
-                return
-            end
-        end
-
-        -- v2.18+: Use native fast lookup (much faster than Lua cache + scan)
-        local API = CleveRoids.NampowerAPI
-        if API and API.features and API.features.hasFindPlayerItemSlot then
-            local itemInfo = API.FindItemFast(msg)
-            if itemInfo then
-                ClearCursor()
-                if itemInfo.inventoryID then
-                    if CleveRoids.equipDebugLog then
-                        CleveRoids.Print("|cff888888[UseLog] /use " .. msg .. " via UseInventoryItem(" .. itemInfo.inventoryID .. ") [v2.18 native]|r")
-                    end
-                    UseInventoryItem(itemInfo.inventoryID)
-                    return
-                elseif itemInfo.bagID and itemInfo.slot then
-                    if CleveRoids.equipDebugLog then
-                        CleveRoids.Print("|cff888888[UseLog] /use " .. msg .. " via UseContainerItem(" .. itemInfo.bagID .. "," .. itemInfo.slot .. ") [v2.18 native]|r")
-                    end
-                    UseContainerItem(itemInfo.bagID, itemInfo.slot)
-                    return
-                end
-            end
-            -- v2.18 lookup didn't find item - fall through to legacy path
-            -- (might be partial match or different case that native doesn't handle)
-        end
-
-        -- PERFORMANCE: Try cache lookup first (O(1) instead of O(n) scan)
-        -- IMPORTANT: Validate cache hits to prevent stale data during combat
-        -- (IndexItems() is skipped during combat, so cache may have old bag/slot locations)
-        local location = CleveRoids.FindItemLocation(msg)
-        if location then
-            local cacheValid = false
-            local qname = string_lower(msg)
-
-            if location.type == "inventory" then
-                -- Validate: check if this slot actually contains the item we want
-                local link = GetInventoryItemLink("player", location.inventoryID)
-                if link then
-                    local _, _, nm = string_find(link, "|h%[(.-)%]|h")
-                    if nm and string_lower(nm) == qname then
-                        cacheValid = true
-                    end
-                end
-            else
-                -- Validate: check if this bag slot actually contains the item we want
-                local link = GetContainerItemLink(location.bag, location.slot)
-                if link then
-                    local _, _, nm = string_find(link, "|h%[(.-)%]|h")
-                    if nm and string_lower(nm) == qname then
-                        cacheValid = true
-                    end
-                end
-            end
-
-            if cacheValid then
-                ClearCursor()
-                if location.type == "inventory" then
-                    if CleveRoids.equipDebugLog then
-                        CleveRoids.Print("|cff888888[UseLog] /use " .. msg .. " via UseInventoryItem(" .. location.inventoryID .. ") [cached]|r")
-                    end
-                    UseInventoryItem(location.inventoryID)
-                else
-                    if CleveRoids.equipDebugLog then
-                        CleveRoids.Print("|cff888888[UseLog] /use " .. msg .. " via UseContainerItem(" .. location.bag .. "," .. location.slot .. ") [cached]|r")
-                    end
-                    UseContainerItem(location.bag, location.slot)
-                end
-                return
-            elseif CleveRoids.equipDebugLog then
-                CleveRoids.Print("|cff888888[UseLog] /use " .. msg .. " - cache STALE, falling back to scan|r")
-            end
-        end
-
-        -- Slow path fallback: full scan for substring matches or cache miss
-        local qname = string_lower(msg)
-
-        -- Search equipped inventory slots first (for trinkets, etc.)
-        for slot = 0, 19 do
-            local link = GetInventoryItemLink("player", slot)
-            if link then
-                local _, _, nm = string_find(link, "|h%[(.-)%]|h")
-                if nm and string_lower(nm) == qname then
-                    if CleveRoids.equipDebugLog then
-                        CleveRoids.Print("|cff888888[UseLog] /use " .. msg .. " via UseInventoryItem(" .. slot .. ")|r")
-                    end
-                    ClearCursor()
-                    UseInventoryItem(slot)
-                    return
-                end
-            end
-        end
-
-        -- Then search bags
-        for bag = 0, 4 do
-            local numSlots = GetContainerNumSlots(bag) or 0
-            for bagSlot = 1, numSlots do
-                local link = GetContainerItemLink(bag, bagSlot)
-                if link then
-                    local _, _, nm = string_find(link, "|h%[(.-)%]|h")
-                    if nm and string_lower(nm) == qname then
-                        if CleveRoids.equipDebugLog then
-                            CleveRoids.Print("|cff888888[UseLog] /use " .. msg .. " via UseContainerItem(" .. bag .. "," .. bagSlot .. ")|r")
-                        end
-                        ClearCursor()
-                        UseContainerItem(bag, bagSlot)
-                        return
-                    end
-                end
+        -- Equipped items (trinkets, weapons) live outside bags, so C_Item.UseItemByName
+        -- can't reach them. Fire an equipped match through its slot first.
+        local invSlot = FindEquippedItemSlot(msg, slotId)
+        if invSlot then
+            ClearCursor()
+            if CleveRoids.equipDebugLog then
+                CleveRoids.Print("|cff888888[UseLog] /use " .. msg .. " via UseInventoryItem(" .. invSlot .. ")|r")
             end
+            UseInventoryItem(invSlot)
+            return
         end
 
+        -- Bag path: one ClassicAPI call finds the item in bags and dispatches by
+        -- type (potion/food/scroll/on-use), honoring `useUnit` for targeted-spell
+        -- items. itemIDs pass as numbers; names/links pass through unchanged.
         if CleveRoids.equipDebugLog then
-            CleveRoids.Print("|cff888888[UseLog] /use " .. msg .. " - not found in equipped slots or bags|r")
+            CleveRoids.Print("|cff888888[UseLog] /use " .. msg .. " via C_Item.UseItemByName(" .. tostring(slotId or msg) .. ", " .. tostring(useUnit) .. ")|r")
         end
+        C_Item.UseItemByName(slotId or msg, useUnit)
     end
 
     -- PERFORMANCE: Use numeric iteration to avoid pairs() iterator allocation
@@ -3410,12 +3304,9 @@ local function FindItemInBagsByName(itemName)
     for bag = 0, 4 do
         local numSlots = GetContainerNumSlots(bag) or 0
         for slot = 1, numSlots do
-            local link = GetContainerItemLink(bag, slot)
-            if link then
-                local _, _, name = string_find(link, "|h%[(.-)%]|h")
-                if name and string_lower(name) == lowerName then
-                    return bag, slot
-                end
+            local name = C_Item.GetItemName({ bagID = bag, slotIndex = slot })
+            if name and string_lower(name) == lowerName then
+                return bag, slot
             end
         end
     end
@@ -3552,12 +3443,7 @@ function CleveRoids.EquipBagItem(msg, slotOrOffhand)
     end
 
     -- Note what's currently in the target slot so we can invalidate its cache
-    local oldSlotLink = GetInventoryItemLink("player", invslot)
-    local oldSlotName = nil
-    if oldSlotLink then
-        local _, _, name = string_find(oldSlotLink, "|h%[(.-)%]|h")
-        oldSlotName = name
-    end
+    local oldSlotName = C_Item.GetItemName({ equipmentSlotIndex = invslot })
 
     -- Helper to invalidate displaced item's cache
     local function InvalidateDisplacedItem()
@@ -3574,10 +3460,9 @@ function CleveRoids.EquipBagItem(msg, slotOrOffhand)
     local pairedSlots = {[13] = 14, [14] = 13, [16] = 17, [17] = 16, [11] = 12, [12] = 11}
     local checkSlot = pairedSlots[invslot]
     if checkSlot then
-        local link = GetInventoryItemLink("player", checkSlot)
-        if link then
-            local _, _, slotItemName = string_find(link, "|h%[(.-)%]|h")
-            if slotItemName and string_lower(slotItemName) == string_lower(msg) then
+        local slotItemName = C_Item.GetItemName({ equipmentSlotIndex = checkSlot })
+        if slotItemName then
+            if string_lower(slotItemName) == string_lower(msg) then
                 -- Item found in paired slot - but prefer a bag copy if one exists
                 local bagCopyBag, bagCopySlot = FindItemInBagsByName(msg)
                 if bagCopyBag then
@@ -3629,17 +3514,14 @@ function CleveRoids.EquipBagItem(msg, slotOrOffhand)
             -- Verify the item actually landed in the target slot
             -- EquipItemByName may silently no-op for same-named items in paired slots
             -- (e.g., dual-wielding Scimitar: MH copy found first, "equipped" to same slot)
-            local newLink = GetInventoryItemLink("player", invslot)
-            if newLink then
-                local _, _, newName = string_find(newLink, "|h%[(.-)%]|h")
-                if newName and string_lower(newName) == string_lower(msg) then
-                    if CleveRoids.Items then
-                        CleveRoids.Items[msg] = nil
-                        CleveRoids.Items[string_lower(msg)] = nil
-                    end
-                    InvalidateDisplacedItem()
-                    return true
+            local newName = C_Item.GetItemName({ equipmentSlotIndex = invslot })
+            if newName and string_lower(newName) == string_lower(msg) then
+                if CleveRoids.Items then
+                    CleveRoids.Items[msg] = nil
+                    CleveRoids.Items[string_lower(msg)] = nil
                 end
+                InvalidateDisplacedItem()
+                return true
             end
             -- Verification failed - EquipItemByName didn't place item in target slot
             if CleveRoids.equipDebugLog then
@@ -3681,10 +3563,9 @@ function CleveRoids.EquipBagItem(msg, slotOrOffhand)
         local ok = pcall(EquipItemByName, item.name, invslot)
         if ok then
             -- Verify the item actually landed in the target slot (same guard as above)
-            local newLink = GetInventoryItemLink("player", invslot)
-            if newLink then
-                local _, _, newName = string_find(newLink, "|h%[(.-)%]|h")
-                if newName and string_lower(newName) == string_lower(item.name) then
+            local newName = C_Item.GetItemName({ equipmentSlotIndex = invslot })
+            if newName then
+                if string_lower(newName) == string_lower(item.name) then
                     if CleveRoids.Items then
                         CleveRoids.Items[item.name] = nil
                         CleveRoids.Items[string_lower(item.name)] = nil
@@ -5263,8 +5144,7 @@ function CleveRoids.DoWDBWarmup()
     for bag = 0, 4 do
         local slots = GetContainerNumSlots(bag) or 0
         for slot = 1, slots do
-            local link = GetContainerItemLink(bag, slot)
-            if link then
+            if C_Container.GetContainerItemID(bag, slot) then
                 -- Tooltip scan loads the item into WDB
                 tip:ClearLines()
                 tip:SetBagItem(bag, slot)
@@ -5274,9 +5154,8 @@ function CleveRoids.DoWDBWarmup()
     end
 
     -- Scan equipped items
-    for slot = 0, 19 do
-        local link = GetInventoryItemLink("player", slot)
-        if link then
+    for slot = 1, 19 do
+        if GetInventoryItemID("player", slot) then
             tip:ClearLines()
             tip:SetInventoryItem("player", slot)
             scanned = scanned + 1
@@ -7329,9 +7208,9 @@ local function FindItemInBags(itemName)
     local searchName = string.lower(itemName)
     for bag = 0, 4 do
         for slot = 1, GetContainerNumSlots(bag) do
-            local link = GetContainerItemLink(bag, slot)
-            if link then
-                local _, _, foundName = string.find(link, "%[(.+)%]")
+            local id = C_Container.GetContainerItemID(bag, slot)
+            if id then
+                local foundName = C_Item.GetItemNameByID(id)
                 if foundName and string.find(string.lower(foundName), searchName, 1, true) then
                     return bag, slot, foundName
                 end

Extensions/Tooltip/Generic.lua

@@ -156,10 +156,9 @@ end
 function CleveRoids.IndexEquippedItems()
     local items = CleveRoids.Items or {}
 
-    for inventoryID = 0, 19 do
-        local link = GetInventoryItemLink("player", inventoryID)
-        if link then
-            local _, _, itemID = string.find(link, "item:(%d+)")
+    for inventoryID = 1, 19 do
+        local itemID = GetInventoryItemID("player", inventoryID)
+        if itemID then
             local name, link, _, _, itemType, itemSubType, _, _, texture = GetItemInfo(itemID)
             if name then
                 local count = GetInventoryItemCount("player", inventoryID)
@@ -199,10 +198,9 @@ function CleveRoids.IndexEquipSlot(inventoryID)
     if not inventoryID then return end
 
     local items = CleveRoids.Items or {}
-    local link = GetInventoryItemLink("player", inventoryID)
+    local itemID = GetInventoryItemID("player", inventoryID)
 
-    if link then
-        local _, _, itemID = string.find(link, "item:(%d+)")
+    if itemID then
         local name, itemLink, _, _, itemType, itemSubType, _, _, texture = GetItemInfo(itemID)
         if name then
             local count = GetInventoryItemCount("player", inventoryID)
@@ -265,21 +263,17 @@ function CleveRoids.IndexItems()
 
     -- PERFORMANCE: Local function references
     local GetContainerNumSlots = GetContainerNumSlots
-    local GetContainerItemLink = GetContainerItemLink
     local GetContainerItemInfo = GetContainerItemInfo
-    local GetInventoryItemLink = GetInventoryItemLink
     local GetInventoryItemCount = GetInventoryItemCount
 
     -- Scan bags (reverse order to prefer first stack)
     for bagID = 0, NUM_BAG_SLOTS do
         local numSlots = GetContainerNumSlots(bagID)
         for slot = numSlots, 1, -1 do
-            local link = GetContainerItemLink(bagID, slot)
-            if link then
-                local _, _, itemID = string_find(link, "item:(%d+)")
-
-                -- PERFORMANCE: Try to extract name from link first to check for duplicates
-                local _, _, linkName = string_find(link, "%[(.+)%]")
+            local itemID = C_Container.GetContainerItemID(bagID, slot)
+            if itemID then
+                -- Decorated name for the duplicate fast-path (no link string built)
+                local linkName = C_Item.GetItemName({ bagID = bagID, slotIndex = slot })
                 local existing = linkName and items[linkName]
 
                 if existing then
@@ -317,13 +311,11 @@ function CleveRoids.IndexItems()
     end
 
     -- Scan equipped items
-    for inventoryID = 0, 19 do
-        local link = GetInventoryItemLink("player", inventoryID)
-        if link then
-            local _, _, itemID = string_find(link, "item:(%d+)")
-
-            -- PERFORMANCE: Try to extract name from link first
-            local _, _, linkName = string_find(link, "%[(.+)%]")
+    for inventoryID = 1, 19 do
+        local itemID = GetInventoryItemID("player", inventoryID)
+        if itemID then
+            -- Decorated name for the duplicate fast-path (no link string built)
+            local linkName = C_Item.GetItemName({ equipmentSlotIndex = inventoryID })
             local existing = linkName and items[linkName]
 
             if existing then
@@ -477,10 +469,8 @@ local function makeInventoryItem(inventoryID, link, Items)
     if not link then link = GetInventoryItemLink("player", inventoryID) end
     if not link then return end
 
-    local _, _, itemID = string_find(link, "item:(%d+)")
-    itemID = itemID and tonumber(itemID) or nil
-
-    local name = itemID and GetItemInfo(itemID) or nil
+    local itemID = GetInventoryItemID("player", inventoryID)
+    local name = C_Item.GetItemName({ equipmentSlotIndex = inventoryID })
     local texture = GetInventoryItemTexture("player", inventoryID)
     local count = GetInventoryItemCount("player", inventoryID)
 
@@ -509,14 +499,12 @@ local function makeBagItem(bagID, slot, link, Items)
     end
     if not link then return end
 
-    local _, _, itemID = string_find(link, "item:(%d+)")
-    itemID = itemID and tonumber(itemID) or nil
+    local itemID = C_Container.GetContainerItemID(bagID, slot)
 
-    local name, _, _, _, _, _, _, _, texture = GetItemInfo(itemID)
+    local name = C_Item.GetItemName(ItemLocation:CreateFromBagAndSlot(bagID, slot))
     local count = 0
-    local tex, itemCount = GetContainerItemInfo(bagID, slot)
+    local texture, itemCount = GetContainerItemInfo(bagID, slot)
     if itemCount then count = itemCount end
-    if not texture then texture = tex end
 
     local it = {
         bagID = bagID,
@@ -574,9 +562,7 @@ function CleveRoids.GetItem(text)
     for inv = 1, 19 do
         local link = GetInventoryItemLink("player", inv)
         if link then
-            local _, _, itemID = string_find(link, "item:(%d+)")
-            itemID = itemID and tonumber(itemID) or nil
-
+            local itemID = GetInventoryItemID("player", inv)
             if qid and itemID and qid == itemID then
                 return makeInventoryItem(inv, link, Items)
             elseif qname then
@@ -595,9 +581,7 @@ function CleveRoids.GetItem(text)
         for slot = 1, slots do
             local link = GetContainerItemLink(bag, slot)
             if link then
-                local _, _, itemID = string_find(link, "item:(%d+)")
-                itemID = itemID and tonumber(itemID) or nil
-
+                local itemID =  C_Container.GetContainerItemID(bag, slot)
                 if qid and itemID and qid == itemID then
                     return makeBagItem(bag, slot, link, Items)
                 elseif qname then
@@ -720,18 +704,16 @@ function CleveRoids.FindItemQuick(text)
     if cached then
         -- Validate: check if item is actually at the cached location
         if cached.inventoryID then
-            local link = GetInventoryItemLink("player", cached.inventoryID)
-            if link then
-                local nm = GetNameFromLink(link)
+            if qid then
+                if GetInventoryItemID("player", cached.inventoryID) == qid then
+                    cached._validated = true
+                    return cached  -- Cache is valid
+                end
+            else
+                local nm = C_Item.GetItemName({ equipmentSlotIndex = cached.inventoryID })
                 if nm and qname and string_lower(nm) == qname then
                     cached._validated = true
                     return cached  -- Cache is valid
-                elseif qid then
-                    local _, _, itemID = string_find(link, "item:(%d+)")
-                    if itemID and tonumber(itemID) == qid then
-                        cached._validated = true
-                        return cached  -- Cache is valid
-                    end
                 end
             end
             -- Cache is stale - item not at cached equipped slot, invalidate
@@ -740,18 +722,16 @@ function CleveRoids.FindItemQuick(text)
                 Items[string_lower(cached.name)] = nil
             end
         elseif cached.bagID and cached.slot then
-            local link = GetContainerItemLink(cached.bagID, cached.slot)
-            if link then
-                local nm = GetNameFromLink(link)
+            if qid then
+                if C_Container.GetContainerItemID(cached.bagID, cached.slot) == qid then
+                    cached._validated = true
+                    return cached  -- Cache is valid
+                end
+            else
+                local nm = C_Item.GetItemName({ bagID = cached.bagID, slotIndex = cached.slot })
                 if nm and qname and string_lower(nm) == qname then
                     cached._validated = true
                     return cached  -- Cache is valid
-                elseif qid then
-                    local _, _, itemID = string_find(link, "item:(%d+)")
-                    if itemID and tonumber(itemID) == qid then
-                        cached._validated = true
-                        return cached  -- Cache is valid
-                    end
                 end
             end
             -- Cache is stale - item not at cached bag slot, invalidate
@@ -791,20 +771,17 @@ function CleveRoids.FindItemQuick(text)
         for slot = 1, slots do
             local link = GetContainerItemLink(bag, slot)
             if link then
-                local _, _, itemID = string_find(link, "item:(%d+)")
-                if itemID then
-                    itemID = tonumber(itemID)
-                    -- ID match: fast path
-                    if qid and qid == itemID then
+                local itemID = C_Container.GetContainerItemID(bag, slot)
+                -- ID match: fast path
+                if qid and qid == itemID then
+                    return makeBagItem(bag, slot, link, Items)
+                end
+                -- Name match: extract name from link (faster than GetItemInfo)
+                if qname then
+                    local nm = GetNameFromLink(link)
+                    if nm and string_lower(nm) == qname then
                         return makeBagItem(bag, slot, link, Items)
                     end
-                    -- Name match: extract name from link (faster than GetItemInfo)
-                    if qname then
-                        local nm = GetNameFromLink(link)
-                        if nm and string_lower(nm) == qname then
-                            return makeBagItem(bag, slot, link, Items)
-                        end
-                    end
                 end
             end
         end
@@ -818,25 +795,19 @@ end
 function CleveRoids.IsItemEquipped(text, inventoryId)
     if not text or not inventoryId then return false end
 
-    local link = GetInventoryItemLink("player", inventoryId)
-    if not link then return false end
-
-    local _, _, currentID = string_find(link, "item:(%d+)")
+    local currentID = GetInventoryItemID("player", inventoryId)
     if not currentID then return false end
 
     -- Check by ID (fast path)
     local textId = tonumber(text)
-    if textId and textId == tonumber(currentID) then
+    if textId and textId == currentID then
         return true
     end
 
-    -- Check by name - extract from link instead of GetItemInfo for performance
-    local currentName = GetNameFromLink(link)
-    if currentName then
-        local textLower = string_lower(text)
-        if string_lower(currentName) == textLower then
-            return true
-        end
+    -- Check by name (decorated, so suffixed gear still matches)
+    local currentName = C_Item.GetItemName({ equipmentSlotIndex = inventoryId })
+    if currentName and string_lower(currentName) == string_lower(text) then
+        return true
     end
 
     return false

Utility.lua

@@ -6918,12 +6918,7 @@ function CleveRoids.ApplyEquipmentModifier(spellID, baseDuration)
     local modifiedDuration = modifier.modifier(baseDuration, itemID)
 
     if modifiedDuration ~= baseDuration and CleveRoids.debug then
-        local itemName = "Unknown"
-        local itemLink = GetInventoryItemLink("player", modifier.slot)
-        if itemLink then
-            local _, _, _n = string.find(itemLink, "%[(.-)%]")
-            itemName = _n or "Unknown"
-        end
+        local itemName = C_Item.GetItemName({ equipmentSlotIndex = modifier.slot }) or "Unknown"
 
         DEFAULT_CHAT_FRAME:AddMessage(
             string.format("|cffff00ff[Equipment Modifier]|r %s (ID:%d): %ds -> %ds (item: %s [%d])",