From 4b54ed546392393bc5649afa480c49c4af06d5df Mon Sep 17 00:00:00 2001
From: Dusk-92 <romain.thomas92@proton.me>
Date: Mon, 24 Aug 2026 08:35:38 +0200
Subject: [PATCH] Phase 2: fold vendor price adapter into API layer

---
 api.lua | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)

diff --git a/api.lua b/api.lua
index 633c3eb..1aa7b82 100644
--- a/api.lua
+++ b/api.lua
@@ -153,6 +153,38 @@ API.GetItemSellPriceByID = function(itemID)
   end
 end
 
+-- Vendor Values keeps its original static database as an immediate fallback.
+-- Once all addon files are loaded, wrap that database so ClassicAPI's live
+-- price wins whenever the client has the item record. Successful live reads
+-- are cached in Lua for the rest of the session.
+API.PrepareVendorValues = function()
+  if not API.itemprice or not ShaguTweaks.SellValueDB or ShaguTweaks.SellValueLegacyDB then
+    return
+  end
+
+  local legacy = ShaguTweaks.SellValueDB
+  local live = {}
+
+  setmetatable(live, {
+    __index = function(tab, itemID)
+      if type(itemID) ~= "number" then
+        return legacy[itemID]
+      end
+
+      local price = API.GetItemSellPriceByID(itemID)
+      if price ~= nil then
+        rawset(tab, itemID, price)
+        return price
+      end
+
+      return legacy[itemID]
+    end
+  })
+
+  ShaguTweaks.SellValueLegacyDB = legacy
+  ShaguTweaks.SellValueDB = live
+end
+
 API.GetNumJunkItems = function()
   if API.merchant then
     return _G.C_MerchantFrame.GetNumJunkItems()