bugfix shagutweaks not optional

if shagu tweals is not installed then properly dont try to use its values for unnown vendor prices

README_Geojak.md

@@ -1,9 +1,9 @@
 1. Added auto bid feature, doubled the existing auto buy code and slighly editted
 2. Added auto pricing heuristic, these are activate when posting an item with bid price 0, the buyout price works as a minimum
-3. Added a keybind for the post button, this significantly speeds up mass posting of items
+3. Added a keybind for the post button, this significantly speeds up mass posting of items when you dont need to change saved prices
 4. Changed the default post stack size to rand(1,max) instead of always max
 5. FIXED TWILLIGHT CULTIST SET NOT DISENCHATABLE
-6. use SHagu tweaks vendor values if aux values not avaialbe
+6. use SHagu tweaks vendor values if aux values not avaialbe (might need fixing if you dont actually have shaguweaks)
 7. dont auto bid on own items
 8. new filter disenchant-percent and bid-disencahnt-percent
 9. enchanting created wands are not encahntabke, same with twillight stuff at 5. reworked implementation for easier addition

core/post.lua

@@ -91,7 +91,7 @@ function post_auction(slot, k)
 				local vendor_price = 0
 				if aux.account_data.merchant_sell[item_info.item_id] ~= nil then 		
 					vendor_price = tonumber(aux.account_data.merchant_sell[item_info.item_id])
-				elseif ShaguTweaks.SellValueDB[item_info.item_id] ~= nil then
+				elseif ShaguTweaks and ShaguTweaks.SellValueDB[item_info.item_id] ~= nil then
 					local charges = 1
 					if info.max_item_charges(item_info.item_id) ~= nil then 
 						charges=info.max_item_charges(item_info.item_id) 

core/tooltip.lua

@@ -77,7 +77,7 @@ function M.extend_tooltip(tooltip, link, quantity)
     end
     if settings.merchant_sell then
         local price = info.merchant_info(item_id)
-		if price == nil and ShaguTweaks.SellValueDB[item_id] ~= nil then
+		if price == nil and ShaguTweaks and ShaguTweaks.SellValueDB[item_id] ~= nil then
 			local charges = 1
 			if info.max_item_charges(item_id) ~= nil then 
 				charges=info.max_item_charges(item_id) 

util/filter.lua

@@ -186,7 +186,7 @@ M.filters = {
         validator = function(amount)
             return function(auction_record)
                 local vendor_price = info.merchant_info(auction_record.item_id)
-				if not vendor_price then 
+				if not vendor_price and ShaguTweaks then 
 				    vendor_price = ShaguTweaks.SellValueDB[auction_record.item_id]
 					if vendor_price then 
 						local charges = 1
@@ -206,7 +206,7 @@ M.filters = {
         validator = function(amount)
             return function(auction_record)
                 local vendor_price = info.merchant_info(auction_record.item_id)
-				if not vendor_price then 
+				if not vendor_price and ShaguTweaks then 
 				    vendor_price = ShaguTweaks.SellValueDB[auction_record.item_id]
 					if vendor_price then 
 						local charges = 1