Asa@3: local addonName, addonTable = ...; 
Asa@3: local addon = _G[addonName]
Asa@3: 
Asa@3: local utils = addonTable.utils
Asa@3: 
Asa@3: function addon:PLAYER_ENTERING_WORLD()
Asa@3: 	self:RegisterEvent("MAIL_SHOW")
Asa@4: 	self:RegisterEvent("UNIT_SPELLCAST_START")
Asa@24: 	addon:UpdateCurrentInventory()
Asa@3: 	self:WatchBags()
Asa@9: 	
Asa@13: 	-- addon:ConvertItems()
Asa@3: end
Asa@3:  
Asa@3:  function addon:MAIL_SHOW()
Asa@3: 	self:Debug("MAIL_SHOW")
Asa@24: 	addon:UpdateCurrentInventory()
Asa@3: 	self.lastMailScan = self:ScanMail()
Asa@7: 	
Asa@3: 	self:UnregisterEvent("MAIL_SHOW")
Asa@3: 	self:RegisterEvent("MAIL_CLOSED")
Asa@3: 	self:RegisterEvent("MAIL_INBOX_UPDATE")
Asa@3: end
Asa@3: 
Asa@3: function addon:MAIL_CLOSED()
Asa@23: 	self:Debug("MAIL_CLOSED")
Asa@3: 	addon:UnregisterEvent("MAIL_CLOSED")
Asa@7: 	self:MAIL_INBOX_UPDATE()
Asa@3: 	self:UnregisterEvent("MAIL_INBOX_UPDATE")
Asa@3: 	self:RegisterEvent("MAIL_SHOW")
Asa@3: end
Asa@3: 
Asa@26: local storedCountDiff
Asa@3: function addon:MAIL_INBOX_UPDATE()
Asa@23: 	self:Debug("MAIL_INBOX_UPDATE")
Asa@3: 	local newScan = addon:ScanMail()
Asa@3: 	local diff
Asa@6: 	for mailType, collection in pairs(self.lastMailScan) do
Asa@7: 		newScan[mailType] = (newScan[mailType] or {})
Asa@26: 		for itemName, data in pairs(collection) do
Asa@26: 			newScan[mailType][itemName] = (newScan[mailType][itemName] or {total=0,count=0})
Asa@26: 			local totalDiff = data.total - newScan[mailType][itemName].total
Asa@26: 			local countDiff = data.count - newScan[mailType][itemName].count
Asa@26: 			--[[
Asa@26: 				In one update the item will be taken and in the following update the invoice
Asa@26: 				will be gone. I need to store the item difference in order ot pass it into
Asa@26: 				SaveValue.
Asa@26: 			]]
Asa@26: 			if countDiff ~= 0 then
Asa@26: 				storedCountDiff = countDiff
Asa@26: 			end
Asa@26: 			
Asa@26: 			if totalDiff ~= 0 then
Asa@26: 				self:SaveValue(itemName, totalDiff, storedCountDiff)
Asa@26: 				storedCountDiff = 0
Asa@6: 			end
Asa@6: 
Asa@3: 		end
Asa@3: 	end
Asa@3: 
Asa@3: 	self.lastMailScan = newScan
Asa@3: end
Asa@3: 
Asa@4: function addon:UNIT_SPELLCAST_START(event, target, spell)
Asa@5: 	if target == "player" and spell == "Milling" or spell == "Prospecting" or spell == "Disenchanting" then
Asa@23: 		self:Debug(event .. " " .. spell)
Asa@4: 		self:UnwatchBags()
Asa@4: 		self:UpdateCurrentInventory()
Asa@4: 		self:RegisterEvent("UNIT_SPELLCAST_INTERRUPTED")
Asa@4: 		self:RegisterEvent("LOOT_CLOSED")
Asa@3: 	end
Asa@3: end
Asa@3: 
Asa@4: --[[ 
Asa@4: 	The item should be destroyed before this point, so the last inventory check
Asa@4: 	needs to be kept so it can be combined with the up coming loot.
Asa@4:  ]]
Asa@4: function addon:LOOT_CLOSED()
Asa@23: 	self:Debug("LOOT_CLOSED")
Asa@4: 	self:UnregisterEvent("LOOT_CLOSED")
Asa@4: 	self:UnregisterEvent("UNIT_SPELLCAST_INTERRUPTED")
Asa@4: 	local inventory = self.lastInventory
Asa@4: 	self:WatchBags()
Asa@4: 	self.lastInventory = inventory 
Asa@4: end
Asa@3: 
Asa@4: function addon:UNIT_SPELLCAST_INTERRUPTED(event, target, spell)
Asa@5: 	if target == "player" and spell == "Milling" or spell == "Prospecting" or spell == "Disenchanting" then
Asa@23: 		self:Debug(event .. " " .. spell)
Asa@4: 		self:UnregisterEvent("UNIT_SPELLCAST_INTERRUPTED")
Asa@4: 		self:UnregisterEvent("LOOT_CLOSED")
Asa@4: 		self:WatchBags()
Asa@4: 	end
Asa@4: end
Asa@4: 
Asa@4: function addon:UpdateCurrentInventory()
Asa@4: 	self.lastInventory = self:GetCurrentInventory()
Asa@3: end
Asa@3: 
Asa@3: function addon:UpdateAudit()
Asa@23: 	-- self:Debug("UpdateAudit " .. event)
Asa@3: 	local currentInventory = self:GetCurrentInventory()
Asa@3: 	local diff =  addon:GetInventoryDiff(self.lastInventory, currentInventory)
Asa@3: 	
Asa@5: 	local positive, negative = {}, {}
Asa@5: 	local positiveCount, negativeCount = 0, 0
Asa@5: 	for item, count in pairs(diff.items) do
Asa@5: 		if count > 0 then
Asa@5: 			positive[item] = count
Asa@5: 			positiveCount = positiveCount + count
Asa@5: 		elseif count < 0 then
Asa@5: 			negative[item] = count
Asa@5: 			negativeCount = negativeCount + abs(count)
Asa@5: 		end
Asa@5: 	end
Asa@5: 	
Asa@23: 	if positiveCount + negativeCount == 0 then
Asa@33: 		--[[
Asa@33: 			Nothing needs to be done, but this will prevent mistakenly attributing
Asa@33: 			the cost of flights to the first item you pick up.
Asa@33: 		]]
Asa@33: 	elseif diff.money > 0 and self:tcount(positive) > 0 and self:tcount(negative) == 0 then
Asa@15: 		self:Debug("loot")
Asa@20: 	elseif abs(diff.money) > 0 and self:tcount(diff.items) == 1 then
Asa@15: 		self:Debug("purchase or sale")
Asa@3: 		
Asa@9: 		for link, count in pairs(diff.items) do
Asa@26: 			self:SaveValue(link, 0 - diff.money, count)
Asa@3: 		end
Asa@23: 	elseif self:tcount(diff.items) > 1 and self:tcount(positive) > 0 and self:tcount(negative) > 0 then
Asa@23: 		-- we must have created/converted something
Asa@23: 		self:Debug("conversion")
Asa@3: 		
Asa@23: 		local totalChange = 0
Asa@23: 		for link, change in pairs(negative) do
Asa@23: 			local _, itemCost, count = self:GetItemCost(link, change)
Asa@26: 			self:SaveValue(link, itemCost * change, change)
Asa@10: 			
Asa@23: 			totalChange = totalChange + (itemCost * abs(change))
Asa@3: 		end
Asa@23: 		
Asa@23: 		local valuePerItem = totalChange / positiveCount
Asa@23: 		
Asa@23: 		for link, change in pairs(positive) do
Asa@26: 			self:SaveValue(link, valuePerItem * change, change)
Asa@23: 		end
Asa@23: 	else
Asa@23: 		self:Debug("No match in UpdateAudit.")
Asa@3: 	end
Asa@3: 	
Asa@3: 	self.lastInventory = currentInventory
Asa@4: 	addon:WatchBags()
Asa@3: end