pfUI:RegisterModule("sellvalue", "vanilla:tbc", function ()
  local function AddVendorPrices(frame, id, count)
    if pfSellData[id] then
      local _, _, sell, buy = strfind(pfSellData[id], "(.*),(.*)")
      sell = tonumber(sell)
      buy = tonumber(buy)

      if not MerchantFrame:IsShown() then
        if sell > 0 then SetTooltipMoney(frame, sell * count) end
      end

      if IsShiftKeyDown() or C.tooltip.vendor.showalways == "1" then
        frame:AddLine(" ")

        if count > 1 then
          frame:AddDoubleLine(T["Sell"] .. ":", CreateGoldString(sell) .. "|cff555555  //  " .. CreateGoldString(sell*count), 1, 1, 1)
        else
          frame:AddDoubleLine(T["Sell"] .. ":", CreateGoldString(sell * count), 1, 1, 1)
        end

        if count > 1 then
          frame:AddDoubleLine(T["Buy"] .. ":", CreateGoldString(buy) .. "|cff555555  //  " .. CreateGoldString(buy*count), 1, 1, 1)
        else
          frame:AddDoubleLine(T["Buy"] .. ":", CreateGoldString(buy), 1, 1, 1)
        end
      end
      frame:Show()
    end
  end

  pfUI.sellvalue = CreateFrame("Frame", "pfGameTooltip", GameTooltip)
  pfUI.sellvalue:SetScript("OnShow", function()
    if GameTooltip:HasItem() then
      local _, _, id = GameTooltip:GetItem()
      if id then
        local count = tonumber(libtooltip:GetItemCount()) or 1
        AddVendorPrices(GameTooltip, id, math.max(count, 1))
      end
    end
  end)

  hooksecurefunc("SetItemRef", function()
    if IsAltKeyDown() or IsShiftKeyDown() or IsControlKeyDown() then return end
    if ItemRefTooltip:HasItem() then
      local _, _, id = ItemRefTooltip:GetItem()
      if id then AddVendorPrices(ItemRefTooltip, id, 1) end
    end
  end)
end)