-- ------------------------------------------------------------------------------ --
--                          TradeSkillMaster_Warehousing                          --
--          http://www.curse.com/addons/wow/tradeskillmaster_warehousing          --
--                                                                                --
--             A TradeSkillMaster Addon (http://tradeskillmaster.com)             --
--    All Rights Reserved* - Detailed license information included with addon.    --
-- ------------------------------------------------------------------------------ --

-- loads the localization table --
local L = LibStub("AceLocale-3.0"):GetLocale("TradeSkillMaster_Warehousing")

-- load the parent file (TSM) into a local variable and register this file as a module
local TSM = select(2, ...)
local util = TSM:NewModule("util", "AceEvent-3.0")
local AceGUI = LibStub("AceGUI-3.0") -- load the AceGUI libraries

-- this is a set of wrapper functions so that I can switch 
-- between guildbank and bank function easily


util.pickupContainerItemSrc = nil
util.getContainerItemIDSrc = nil
util.getContainerNumSlotsSrc = nil
util.getContainerItemLinkSrc = nil
util.getContainerNumFreeSlotsSrc = nil
util.splitContainerItemSrc = nil

util.pickupContainerItemDest = nil
util.getContainerItemIDDest = nil
util.getContainerNumSlotsDest = nil
util.getContainerItemLinkDest = nil
util.getContainerNumFreeSlotsDest = nil

util.getItemString = nil
util.autoStoreItem = nil


function util:setSrcBagFunctions(bagType)
	if bagType == "guildbank" then
		util.autoStoreItem = function(bag, slot) AutoStoreGuildBankItem(bag, slot) end
		util.splitContainerItemSrc = function(bag, slot, need) SplitGuildBankItem(bag, slot, need); end
		util.pickupContainerItemSrc = function(bag, slot) PickupGuildBankItem(bag, slot) end
		util.getContainerNumSlotsSrc = function(bag) return MAX_GUILDBANK_SLOTS_PER_TAB or 98 end
		util.getContainerItemLinkSrc = function(bag, slot) return GetGuildBankItemLink(bag, slot) end
		util.getContainerNumFreeSlotsSrc = function(bag) return MAX_GUILDBANK_SLOTS_PER_TAB or 98 end --need to change this eventually
		util.getContainerItemIDSrc = function(bag, slot)
			local tmpLink = GetGuildBankItemLink(bag, slot)
			local quantity = select(2, GetGuildBankItemInfo(bag, slot))
			if tmpLink then
				return TSMAPI:GetItemString(tmpLink), quantity
			else
				return nil
			end
		end
	elseif bagType == "mail" then
		util.autoStoreItem = function(bag, slot) TakeInboxItem(bag, slot) end
		util.splitContainerItemSrc = function(bag, slot, need) TakeInboxItem(bag, slot) end
		util.pickupContainerItemSrc = function(bag, slot) return end
		util.getContainerItemIDSrc = function(bag, slot)
			local quantity = select(3, GetInboxItem(bag, slot))
			local tmpLink = GetInboxItemLink(bag, slot)
			return TSMAPI:GetItemString(tmpLink), quantity
		end
		util.getContainerNumSlotsSrc = function(bag) return 16 end
		util.getContainerItemLinkSrc = function(bag, slot) return GetInboxItemLink(bag, slot) end
		util.getContainerNumFreeSlotsSrc = function(bag) return 16 end
	else
		util.autoStoreItem = function(bag, slot) UseContainerItem(bag, slot) end
		util.splitContainerItemSrc = function(bag, slot, need) SplitContainerItem(bag, slot, need) end
		util.pickupContainerItemSrc = function(bag, slot) PickupContainerItem(bag, slot) end
		util.getContainerItemIDSrc = function(bag, slot)
			local tmpLink = GetContainerItemLink(bag, slot)
			local quantity = select(2, GetContainerItemInfo(bag, slot))
			return TSMAPI:GetItemString(tmpLink), quantity
		end
		util.getContainerNumSlotsSrc = function(bag) return GetContainerNumSlots(bag) end
		util.getContainerItemLinkSrc = function(bag, slot) return GetContainerItemLink(bag, slot) end
		util.getContainerNumFreeSlotsSrc = function(bag) return GetContainerNumFreeSlots(bag) end
	end
end

function util:setDestBagFunctions(bagType)
	if bagType == "guildbank" then
		util.pickupContainerItemDest = function(bag, slot) PickupGuildBankItem(bag, slot) end
		util.getContainerNumSlotsDest = function(bag) return 98 end
		util.getContainerNumFreeSlotsDest = function(bag) return 98 end --need to change this eventually
		util.getContainerItemLinkDest = function(bag, slot) return GetGuildBankItemLink(bag, slot) end
		util.getContainerItemIDDest = function(bag, slot)
			local tmpLink = GetGuildBankItemLink(bag, slot)
			local quantity = select(2, GetGuildBankItemInfo(bag, slot))
			if tmpLink then
				return TSMAPI:GetItemString(tmpLink), quantity
			else
				return nil
			end
		end
	else
		util.pickupContainerItemDest = function(bag, slot) PickupContainerItem(bag, slot) end
		util.getContainerItemIDDest = function(bag, slot)
			local tmpLink = GetContainerItemLink(bag, slot)
			local quantity = select(2, GetContainerItemInfo(bag, slot))
			return TSMAPI:GetItemString(tmpLink), quantity
		end
		util.getContainerNumSlotsDest = function(bag) return GetContainerNumSlots(bag) end
		util.getContainerItemLinkDest = function(bag, slot) return GetContainerItemLink(bag, slot) end
		util.getContainerNumFreeSlotsDest = function(bag) return GetContainerNumFreeSlots(bag) end
	end
end

--
--This will find a special bag for your special item
--
function util:canGoInBag(item, destTable)
	local itemFamily = GetItemFamily(item)
	local default
	for bag, _ in pairs(destTable) do
		local bagFamily = GetItemFamily(GetBagName(bag)) or 0
		if itemFamily and bagFamily and bagFamily > 0 and bit.band(itemFamily, bagFamily) > 0 then
			return bag
		elseif bagFamily == 0 then
			default = bag
		end
	end
	return default
end