From 15298630f106086dce9960a3779494ed6efba4e6 Mon Sep 17 00:00:00 2001
From: shagu <ericmauser@googlemail.com>
Date: Sun, 28 Jun 2020 22:36:13 +0200
Subject: [PATCH] sellvalue: add vendor prices to chat links

---
 modules/sellvalue.lua | 81 ++++++++++++++++++++++++++++---------------
 1 file changed, 53 insertions(+), 28 deletions(-)

diff --git a/modules/sellvalue.lua b/modules/sellvalue.lua
index d4f64825..9ed653df 100644
--- a/modules/sellvalue.lua
+++ b/modules/sellvalue.lua
@@ -1,36 +1,61 @@
 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 libtooltip:GetItemLink() then
-      local itemID = libtooltip:GetItemID()
+      local id = libtooltip:GetItemID()
       local count = libtooltip:GetItemCount() or 1
-
-      if pfSellData[itemID] then
-        local _, _, sell, buy = strfind(pfSellData[itemID], "(.*),(.*)")
-        sell = tonumber(sell)
-        buy = tonumber(buy)
-
-        if not MerchantFrame:IsShown() then
-          if sell > 0 then SetTooltipMoney(GameTooltip, sell * count) end
-        end
-
-        if IsShiftKeyDown() or C.tooltip.vendor.showalways == "1" then
-          GameTooltip:AddLine(" ")
-
-          if count > 1 then
-            GameTooltip:AddDoubleLine(T["Sell"] .. ":", CreateGoldString(sell) .. "|cff555555  //  " .. CreateGoldString(sell*count), 1, 1, 1);
-          else
-            GameTooltip:AddDoubleLine(T["Sell"] .. ":", CreateGoldString(sell * count), 1, 1, 1);
-          end
-
-          if count > 1 then
-            GameTooltip:AddDoubleLine(T["Buy"] .. ":", CreateGoldString(buy) .. "|cff555555  //  " .. CreateGoldString(buy*count), 1, 1, 1);
-          else
-            GameTooltip:AddDoubleLine(T["Buy"] .. ":", CreateGoldString(buy), 1, 1, 1);
-          end
-        end
-        GameTooltip:Show()
-      end
+      AddVendorPrices(GameTooltip, id, count)
     end
   end)
+
+  local hook = SetItemRef
+  _G.SetItemRef = function(link, text, button)
+    local item, _, id = string.find(link, "item:(%d+):.*")
+    ItemRefTooltip.item = item and id or nil
+    ItemRefTooltip.link = link
+    hook(link, text, button)
+  end
+
+  local function OnUpdate()
+    if this.item then
+      this:ClearLines()
+      this:SetHyperlink(this.link)
+      AddVendorPrices(ItemRefTooltip, tonumber(ItemRefTooltip.item), 1)
+    end
+  end
+
+  if ItemRefTooltip:GetScript("OnUpdate") then
+    HookScript("OnUpdate", ItemRefTooltip, OnUpdate)
+  else
+    ItemRefTooltip:SetScript("OnUpdate", OnUpdate)
+  end
 end)