# HG changeset patch
# User contrebasse
# Date 1304113123 -7200
# Node ID aa2f6965c0f646d8b2938f4df499acd2dd5b2b48
# Parent  ef22738aebfeb8d836d42fd5ee899cf8897660a5
Add fancy errors/warnings and block recursion when a recipe has many reagents

diff -r ef22738aebfe -r aa2f6965c0f6 ReagentMaker.lua
--- a/ReagentMaker.lua	Fri Apr 29 22:56:49 2011 +0200
+++ b/ReagentMaker.lua	Fri Apr 29 23:38:43 2011 +0200
@@ -122,7 +122,7 @@
 	if #(A.data[reagentID]) == 1 and not A.data[reagentID].spell then
 		local numMakable, reagentIndex = A.numMakable(reagentID)
 		if not numMakable then
-			print("Sorry, I can't determine the number of makables reagents...")
+			A.Error("The recipe to make the reagent seems to be hidden, it is not makable.")
 			return
 		end
 		if numMakable>0 then
@@ -132,11 +132,12 @@
 
 		-- If we can make the item needed to make the reagent, open a window to make it
 		-- one step recursion, enables to mill to create an ink
-		if A.data[A.data[reagentID][1][1]] then
+		if (not A.data[reagentID].manyReagents) and A.data[A.data[reagentID][1][1]] then
 			A.externalCraftWindow(A.data[reagentID][1][1],reagentID)
 		else
-			print("Sorry, couldn't make reagent...")
+			A.Error("You do not have enough reagents to craft ["..(GetItemInfo(reagentID) or "item #"..reagentID).."]")
 		end
+		return
 	else
 		A.externalCraftWindow(reagentID)
 	end -- if
diff -r ef22738aebfe -r aa2f6965c0f6 data.lua
--- a/data.lua	Fri Apr 29 22:56:49 2011 +0200
+++ b/data.lua	Fri Apr 29 23:38:43 2011 +0200
@@ -314,6 +314,7 @@
 						end -- for
 						if newSpell then
 							A.data[itemID].spellLink = recipeLink
+							A.data[itemID].manyReagents = A.data[itemID].manyReagents or GetTradeSkillNumReagents(i)>1
 							tinsert(A.data[itemID],{reagentID,reagentCount,minMade,maxMade,spellName=skillName})
 						end -- if
 					end -- if
diff -r ef22738aebfe -r aa2f6965c0f6 utils.lua
--- a/utils.lua	Fri Apr 29 22:56:49 2011 +0200
+++ b/utils.lua	Fri Apr 29 23:38:43 2011 +0200
@@ -13,6 +13,18 @@
 	DEFAULT_CHAT_FRAME:AddMessage(msg or "nil",1,0,0)
 end -- function
 
+-- Messages to the user
+function A.Warn(msg)
+	if not msg then return end
+	local event = "UI_INFO_MESSAGE"
+	UIErrorsFrame_OnEvent(UIErrorsFrame, event, msg)
+end -- function
+function A.Error(msg)
+	if not msg then return end
+	local event = "UI_ERROR_MESSAGE"
+	UIErrorsFrame_OnEvent(UIErrorsFrame, event, msg)
+end -- function
+
 -- Returns the item ID from its link
 function A.link2ID(link)
 	return tonumber(select(3,sfind(link or "", "-*:(%d+)[:|].*")) or "")