local E, L, V, P, G = unpack(select(2, ...)); --Import: Engine, Locales, PrivateDB, ProfileDB, GlobalDB
local AB = E:GetModule('ActionBars')

--Lua functions
local _G = _G
local pairs, select = pairs, select
local ceil, unpack = math.ceil, unpack
local format, gsub, strsplit, strfind = format, gsub, strsplit, strfind
--WoW API / Variables
local ClearOverrideBindings = ClearOverrideBindings
local CreateFrame = CreateFrame
local GetBindingKey = GetBindingKey
local InCombatLockdown = InCombatLockdown
local RegisterStateDriver = RegisterStateDriver
local SetCVar = SetCVar
local SetModifiedClick = SetModifiedClick
local SetOverrideBindingClick = SetOverrideBindingClick
local UnitAffectingCombat = UnitAffectingCombat
local UnitCastingInfo = CastingInfo
local UnitChannelInfo = ChannelInfo
local UnitExists = UnitExists
local UnitHealth = UnitHealth
local UnitHealthMax = UnitHealthMax
local UnregisterStateDriver = UnregisterStateDriver
local NUM_ACTIONBAR_BUTTONS = NUM_ACTIONBAR_BUTTONS

local LAB = E.Libs.LAB
local LSM = E.Libs.LSM
local Masque = E.Masque
local MasqueGroup = Masque and Masque:Group("ElvUI", "ActionBars")
local UIHider

AB.RegisterCooldown = E.RegisterCooldown

AB.handledBars = {} --List of all bars
AB.handledbuttons = {} --List of all buttons that have been modified.
AB.barDefaults = {
	["bar1"] = {
		['page'] = 1,
		['bindButtons'] = "ACTIONBUTTON",
		['conditions'] = "[shapeshift] 13; [form,noform] 0; [bar:2] 2; [bar:3] 3; [bar:4] 4; [bar:5] 5; [bar:6] 6;",
		['position'] = "BOTTOM,ElvUIParent,BOTTOM,0,4",
	},
	["bar2"] = {
		['page'] = 5,
		['bindButtons'] = "MULTIACTIONBAR2BUTTON",
		['conditions'] = "",
		['position'] = "BOTTOM,ElvUI_Bar1,TOP,0,2",
	},
	["bar3"] = {
		['page'] = 6,
		['bindButtons'] = "MULTIACTIONBAR1BUTTON",
		['conditions'] = "",
		['position'] = "LEFT,ElvUI_Bar1,RIGHT,4,0",
	},
	["bar4"] = {
		['page'] = 4,
		['bindButtons'] = "MULTIACTIONBAR4BUTTON",
		['conditions'] = "",
		['position'] = "RIGHT,ElvUIParent,RIGHT,-4,0",
	},
	["bar5"] = {
		['page'] = 3,
		['bindButtons'] = "MULTIACTIONBAR3BUTTON",
		['conditions'] = "",
		['position'] = "RIGHT,ElvUI_Bar1,LEFT,-4,0",
	},
	["bar6"] = {
		['page'] = 2,
		['bindButtons'] = "ELVUIBAR6BUTTON",
		['conditions'] = "",
		['position'] = "BOTTOM,ElvUI_Bar2,TOP,0,2",
	},
}

function AB:PositionAndSizeBar(barName)
	local buttonSpacing = E:Scale(self.db[barName].buttonspacing)
	local backdropSpacing = E:Scale((self.db[barName].backdropSpacing or self.db[barName].buttonspacing))
	local buttonsPerRow = self.db[barName].buttonsPerRow
	local numButtons = self.db[barName].buttons
	local size = E:Scale(self.db[barName].buttonsize)
	local point = self.db[barName].point
	local numColumns = ceil(numButtons / buttonsPerRow)
	local widthMult = self.db[barName].widthMult
	local heightMult = self.db[barName].heightMult
	local visibility = self.db[barName].visibility
	local bar = self.handledBars[barName]

	bar.db = self.db[barName]
	bar.db.position = nil; --Depreciated

	if visibility and visibility:match('[\n\r]') then
		visibility = visibility:gsub('[\n\r]','')
	end

	if numButtons < buttonsPerRow then
		buttonsPerRow = numButtons
	end

	if numColumns < 1 then
		numColumns = 1
	end

	if bar.db.backdrop == true then
		bar.backdrop:Show()
	else
		bar.backdrop:Hide()
		--Set size multipliers to 1 when backdrop is disabled
		widthMult = 1
		heightMult = 1
	end

	local sideSpacing = (bar.db.backdrop == true and (E.Border + backdropSpacing) or E.Spacing)
	--Size of all buttons + Spacing between all buttons + Spacing between additional rows of buttons + Spacing between backdrop and buttons + Spacing on end borders with non-thin borders
	local barWidth = (size * (buttonsPerRow * widthMult)) + ((buttonSpacing * (buttonsPerRow - 1)) * widthMult) + (buttonSpacing * (widthMult - 1)) + (sideSpacing*2)
	local barHeight = (size * (numColumns * heightMult)) + ((buttonSpacing * (numColumns - 1)) * heightMult) + (buttonSpacing * (heightMult - 1)) + (sideSpacing*2)
	bar:Width(barWidth)
	bar:Height(barHeight)

	bar.mouseover = bar.db.mouseover

	local horizontalGrowth, verticalGrowth
	if point == "TOPLEFT" or point == "TOPRIGHT" then
		verticalGrowth = "DOWN"
	else
		verticalGrowth = "UP"
	end

	if point == "BOTTOMLEFT" or point == "TOPLEFT" then
		horizontalGrowth = "RIGHT"
	else
		horizontalGrowth = "LEFT"
	end

	if bar.db.mouseover then
		bar:SetAlpha(0)
	else
		bar:SetAlpha(bar.db.alpha)
	end

	if bar.db.inheritGlobalFade then
		bar:SetParent(self.fadeParent)
	else
		bar:SetParent(E.UIParent)
	end

	local button, lastButton, lastColumnButton
	for i=1, NUM_ACTIONBAR_BUTTONS do
		button = bar.buttons[i]
		lastButton = bar.buttons[i-1]
		lastColumnButton = bar.buttons[i-buttonsPerRow]
		button:SetParent(bar)
		button:ClearAllPoints()
		button:SetAttribute("showgrid", 1)
		button:Size(size)

		if i == 1 then
			local x, y
			if point == "BOTTOMLEFT" then
				x, y = sideSpacing, sideSpacing
			elseif point == "TOPRIGHT" then
				x, y = -sideSpacing, -sideSpacing
			elseif point == "TOPLEFT" then
				x, y = sideSpacing, -sideSpacing
			else
				x, y = -sideSpacing, sideSpacing
			end

			button:Point(point, bar, point, x, y)
		elseif (i - 1) % buttonsPerRow == 0 then
			local y = -buttonSpacing
			local buttonPoint, anchorPoint = "TOP", "BOTTOM"
			if verticalGrowth == 'UP' then
				y = buttonSpacing
				buttonPoint = "BOTTOM"
				anchorPoint = "TOP"
			end
			button:Point(buttonPoint, lastColumnButton, anchorPoint, 0, y)
		else
			local x = buttonSpacing
			local buttonPoint, anchorPoint = "LEFT", "RIGHT"
			if horizontalGrowth == 'LEFT' then
				x = -buttonSpacing
				buttonPoint = "RIGHT"
				anchorPoint = "LEFT"
			end

			button:Point(buttonPoint, lastButton, anchorPoint, x, 0)
		end

		if i > numButtons then
			button:Hide()
		else
			button:Show()
		end

		self:StyleButton(button, nil, (MasqueGroup and E.private.actionbar.masque.actionbars and true) or nil)
	end

	if bar.db.enabled or not bar.initialized then
		if not bar.db.mouseover then
			bar:SetAlpha(bar.db.alpha)
		end

		local page = self:GetPage(barName, self.barDefaults[barName].page, self.barDefaults[barName].conditions)
		if AB.barDefaults['bar'..bar.id].conditions:find("[form,noform]") then
			bar:SetAttribute("hasTempBar", true)

			local newCondition = gsub(AB.barDefaults['bar'..bar.id].conditions, " %[form,noform%] 0; ", "")
			bar:SetAttribute("newCondition", newCondition)
		else
			bar:SetAttribute("hasTempBar", false)
		end

		bar:Show()
		RegisterStateDriver(bar, "visibility", visibility); -- this is ghetto
		RegisterStateDriver(bar, "page", page)
		bar:SetAttribute("page", page)

		if not bar.initialized then
			bar.initialized = true
			AB:PositionAndSizeBar(barName)
			return
		end
		E:EnableMover(bar.mover:GetName())
	else
		E:DisableMover(bar.mover:GetName())
		bar:Hide()
		UnregisterStateDriver(bar, "visibility")
	end

	E:SetMoverSnapOffset('ElvAB_'..bar.id, bar.db.buttonspacing / 2)

	if MasqueGroup and E.private.actionbar.masque.actionbars then
		MasqueGroup:ReSkin()
	end
end

function AB:CreateBar(id)
	local bar = CreateFrame('Frame', 'ElvUI_Bar'..id, E.UIParent, 'SecureHandlerStateTemplate')
	bar:SetFrameRef("MainMenuBarArtFrame", _G.MainMenuBarArtFrame)

	local point, anchor, attachTo, x, y = strsplit(',', self.barDefaults['bar'..id].position)
	bar:Point(point, anchor, attachTo, x, y)
	bar.id = id
	bar:CreateBackdrop()
	bar:SetFrameStrata("LOW")

	--Use this method instead of :SetAllPoints, as the size of the mover would otherwise be incorrect
	bar.backdrop:SetPoint("TOPLEFT", bar, "TOPLEFT", E.Spacing, -E.Spacing)
	bar.backdrop:SetPoint("BOTTOMRIGHT", bar, "BOTTOMRIGHT", -E.Spacing, E.Spacing)

	bar.buttons = {}
	bar.bindButtons = self.barDefaults['bar'..id].bindButtons
	self:HookScript(bar, 'OnEnter', 'Bar_OnEnter')
	self:HookScript(bar, 'OnLeave', 'Bar_OnLeave')

	for i=1, 12 do
		bar.buttons[i] = LAB:CreateButton(i, format(bar:GetName().."Button%d", i), bar, nil)
		bar.buttons[i]:SetState(0, "action", i)
		for k = 1, 14 do
			bar.buttons[i]:SetState(k, "action", (k - 1) * 12 + i)
		end

		if MasqueGroup and E.private.actionbar.masque.actionbars then
			bar.buttons[i]:AddToMasque(MasqueGroup)
		end

		self:HookScript(bar.buttons[i], 'OnEnter', 'Button_OnEnter')
		self:HookScript(bar.buttons[i], 'OnLeave', 'Button_OnLeave')
	end
	self:UpdateButtonConfig(bar, bar.bindButtons)

	if AB.barDefaults['bar'..id].conditions:find("[form]") then
		bar:SetAttribute("hasTempBar", true)
	else
		bar:SetAttribute("hasTempBar", false)
	end

	bar:SetAttribute("_onstate-page", [[
		if HasTempShapeshiftActionBar() and self:GetAttribute("hasTempBar") then
			newstate = GetTempShapeshiftBarIndex() or newstate
		end

		if newstate ~= 0 then
			self:SetAttribute("state", newstate)
			control:ChildUpdate("state", newstate)
			self:GetFrameRef("MainMenuBarArtFrame"):SetAttribute("actionpage", newstate) --Update MainMenuBarArtFrame too. See http://www.tukui.org/forums/topic.php?id=35332
		else
			local newCondition = self:GetAttribute("newCondition")
			if newCondition then
				newstate = SecureCmdOptionParse(newCondition)
				self:SetAttribute("state", newstate)
				control:ChildUpdate("state", newstate)
				self:GetFrameRef("MainMenuBarArtFrame"):SetAttribute("actionpage", newstate)
			end
		end
	]])

	self.handledBars['bar'..id] = bar
	E:CreateMover(bar, 'ElvAB_'..id, L["Bar "]..id, nil, nil, nil,'ALL,ACTIONBARS',nil,'actionbar,bar'..id)
	self:PositionAndSizeBar('bar'..id)
	return bar
end

function AB:PLAYER_REGEN_ENABLED()
	if AB.NeedsUpdateButtonSettings then
		self:UpdateButtonSettings()
		AB.NeedsUpdateButtonSettings = nil
	end
	if AB.NeedsUpdateMicroBarVisibility then
		self:UpdateMicroBarVisibility()
		AB.NeedsUpdateMicroBarVisibility = nil
	end
	if AB.NeedsAdjustMaxStanceButtons then
		AB:AdjustMaxStanceButtons(AB.NeedsAdjustMaxStanceButtons) --sometimes it holds the event, otherwise true. pass it before we nil it.
		AB.NeedsAdjustMaxStanceButtons = nil
	end
	self:UnregisterEvent('PLAYER_REGEN_ENABLED')
end

function AB:ReassignBindings(event)
	if event == "UPDATE_BINDINGS" then
		self:UpdatePetBindings()
		self:UpdateStanceBindings()
	end

	self:UnregisterEvent("PLAYER_REGEN_DISABLED")

	if InCombatLockdown() then return end

	for _, bar in pairs(self.handledBars) do
		if bar then
			ClearOverrideBindings(bar)
			for i = 1, #bar.buttons do
				local button = (bar.bindButtons.."%d"):format(i)
				local real_button = (bar:GetName().."Button%d"):format(i)
				for k=1, select('#', GetBindingKey(button)) do
					local key = select(k, GetBindingKey(button))
					if key and key ~= "" then
						SetOverrideBindingClick(bar, false, key, real_button)
					end
				end
			end
		end
	end
end

function AB:RemoveBindings()
	if InCombatLockdown() then return end

	for _, bar in pairs(self.handledBars) do
		if bar then
			ClearOverrideBindings(bar)
		end
	end

	self:RegisterEvent("PLAYER_REGEN_DISABLED", "ReassignBindings")
end

function AB:UpdateBar1Paging()
	if self.db.bar6.enabled then
		AB.barDefaults.bar1.conditions = "[shapeshift] 13; [form,noform] 0; [bar:3] 3; [bar:4] 4; [bar:5] 5; [bar:6] 6;"
	else
		AB.barDefaults.bar1.conditions = "[shapeshift] 13; [form,noform] 0; [bar:2] 2; [bar:3] 3; [bar:4] 4; [bar:5] 5; [bar:6] 6;"
	end

	if (E.private.actionbar.enable ~= true or InCombatLockdown()) or not self.isInitialized then return; end
	local bar2Option = _G.InterfaceOptionsActionBarsPanelBottomRight
	local bar3Option = _G.InterfaceOptionsActionBarsPanelBottomLeft
	local bar4Option = _G.InterfaceOptionsActionBarsPanelRightTwo
	local bar5Option = _G.InterfaceOptionsActionBarsPanelRight

	if (self.db.bar2.enabled and not bar2Option:GetChecked()) or (not self.db.bar2.enabled and bar2Option:GetChecked())  then
		bar2Option:Click()
	end

	if (self.db.bar3.enabled and not bar3Option:GetChecked()) or (not self.db.bar3.enabled and bar3Option:GetChecked())  then
		bar3Option:Click()
	end

	if not self.db.bar5.enabled and not self.db.bar4.enabled then
		if bar4Option:GetChecked() then
			bar4Option:Click()
		end

		if bar5Option:GetChecked() then
			bar5Option:Click()
		end
	elseif not self.db.bar5.enabled then
		if not bar5Option:GetChecked() then
			bar5Option:Click()
		end

		if not bar4Option:GetChecked() then
			bar4Option:Click()
		end
	elseif (self.db.bar4.enabled and not bar4Option:GetChecked()) or (not self.db.bar4.enabled and bar4Option:GetChecked()) then
		bar4Option:Click()
	elseif (self.db.bar5.enabled and not bar5Option:GetChecked()) or (not self.db.bar5.enabled and bar5Option:GetChecked()) then
		bar5Option:Click()
	end
end

function AB:UpdateButtonSettingsForBar(barName)
	local bar = self.handledBars[barName]
	self:UpdateButtonConfig(bar, bar.bindButtons)
end

function AB:UpdateButtonSettings()
	if E.private.actionbar.enable ~= true then return end

	if InCombatLockdown() then
		AB.NeedsUpdateButtonSettings = true
		self:RegisterEvent('PLAYER_REGEN_ENABLED')
		return
	end

	for button in pairs(self.handledbuttons) do
		if button then
			self:StyleButton(button, button.noBackdrop, button.useMasque, button.ignoreNormal)
		else
			self.handledbuttons[button] = nil
		end
	end

	self:UpdatePetBindings()
	self:UpdateStanceBindings()

	for barName, bar in pairs(self.handledBars) do
		if bar then
			self:UpdateButtonConfig(bar, bar.bindButtons)
			self:PositionAndSizeBar(barName)
		end
	end

	self:AdjustMaxStanceButtons()
	self:PositionAndSizeBarPet()
	self:PositionAndSizeBarShapeShift()
end

function AB:GetPage(bar, defaultPage, condition)
	local page = self.db[bar].paging[E.myclass]
	if not condition then condition = '' end
	if not page then
		page = ''
	elseif page:match('[\n\r]') then
		page = page:gsub('[\n\r]','')
	end

	if page then
		condition = condition.." "..page
	end
	condition = condition.." "..defaultPage

	return condition
end

function AB:StyleButton(button, noBackdrop, useMasque, ignoreNormal)
	local name = button:GetName()
	local macroText = _G[name.."Name"]
	local icon = _G[name.."Icon"]
	local shine = _G[name.."Shine"]
	local count = _G[name.."Count"]
	local flash	 = _G[name.."Flash"]
	local hotkey = _G[name.."HotKey"]
	local border  = _G[name.."Border"]
	local normal  = _G[name.."NormalTexture"]
	local normal2 = button:GetNormalTexture()

	local color = self.db.fontColor
	local countPosition = self.db.countTextPosition or 'BOTTOMRIGHT'
	local countXOffset = self.db.countTextXOffset or 0
	local countYOffset = self.db.countTextYOffset or 2

	button.noBackdrop = noBackdrop
	button.useMasque = useMasque
	button.ignoreNormal = ignoreNormal

	if flash then flash:SetTexture() end
	if normal and not ignoreNormal then normal:SetTexture(); normal:Hide(); normal:SetAlpha(0) end
	if normal2 then normal2:SetTexture(); normal2:Hide(); normal2:SetAlpha(0) end
	if border and not button.useMasque then border:Kill() end

	if count then
		count:ClearAllPoints()
		count:Point(countPosition, countXOffset, countYOffset)
		count:FontTemplate(LSM:Fetch("font", self.db.font), self.db.fontSize, self.db.fontOutline)
		count:SetTextColor(color.r, color.g, color.b)
	end

	if macroText then
		macroText:ClearAllPoints()
		macroText:Point("BOTTOM", 0, 1)
		macroText:FontTemplate(LSM:Fetch("font", self.db.font), self.db.fontSize, self.db.fontOutline)
		macroText:SetTextColor(color.r, color.g, color.b)
	end

	if not button.noBackdrop and not button.backdrop and not button.useMasque then
		button:CreateBackdrop(nil, true)
		button.backdrop:SetAllPoints()
	end

	if icon then
		icon:SetTexCoord(unpack(E.TexCoords))
		icon:SetInside()
	end

	if shine then
		shine:SetAllPoints()
	end

	if self.db.hotkeytext or self.db.useRangeColorText then
		hotkey:FontTemplate(LSM:Fetch("font", self.db.font), self.db.fontSize, self.db.fontOutline)
		if button.config and (button.config.outOfRangeColoring ~= "hotkey") then
			button.HotKey:SetTextColor(color.r, color.g, color.b)
		end
	end

	--Extra Action Button
	if button.style then
		button.style:SetDrawLayer('BACKGROUND', -7)
	end

	button.FlyoutUpdateFunc = AB.StyleFlyout
	self:FixKeybindText(button)

	if not button.useMasque then
		button:StyleButton()
	else
		button:StyleButton(true, true, true)
	end

	if not self.handledbuttons[button] then
		button.cooldown.CooldownOverride = 'actionbar'

		E:RegisterCooldown(button.cooldown)

		self.handledbuttons[button] = true
	end
end

function AB:Bar_OnEnter(bar)
	if bar:GetParent() == self.fadeParent then
		if(not self.fadeParent.mouseLock) then
			E:UIFrameFadeIn(self.fadeParent, 0.2, self.fadeParent:GetAlpha(), 1)
		end
	elseif(bar.mouseover) then
		E:UIFrameFadeIn(bar, 0.2, bar:GetAlpha(), bar.db.alpha)
	end
end

function AB:Bar_OnLeave(bar)
	if bar:GetParent() == self.fadeParent then
		if not self.fadeParent.mouseLock then
			E:UIFrameFadeOut(self.fadeParent, 0.2, self.fadeParent:GetAlpha(), 1 - self.db.globalFadeAlpha)
		end
	elseif bar.mouseover then
		E:UIFrameFadeOut(bar, 0.2, bar:GetAlpha(), 0)
	end
end

function AB:Button_OnEnter(button)
	local bar = button:GetParent()
	if bar:GetParent() == self.fadeParent then
		if not self.fadeParent.mouseLock then
			E:UIFrameFadeIn(self.fadeParent, 0.2, self.fadeParent:GetAlpha(), 1)
		end
	elseif bar.mouseover then
		E:UIFrameFadeIn(bar, 0.2, bar:GetAlpha(), bar.db.alpha)
	end
end

function AB:Button_OnLeave(button)
	local bar = button:GetParent()
	if bar:GetParent() == self.fadeParent then
		if not self.fadeParent.mouseLock then
			E:UIFrameFadeOut(self.fadeParent, 0.2, self.fadeParent:GetAlpha(), 1 - self.db.globalFadeAlpha)
		end
	elseif bar.mouseover then
		E:UIFrameFadeOut(bar, 0.2, bar:GetAlpha(), 0)
	end
end

function AB:BlizzardOptionsPanel_OnEvent()
	_G.InterfaceOptionsActionBarsPanelBottomRight.Text:SetFormattedText(L["Remove Bar %d Action Page"], 2)
	_G.InterfaceOptionsActionBarsPanelBottomLeft.Text:SetFormattedText(L["Remove Bar %d Action Page"], 3)
	_G.InterfaceOptionsActionBarsPanelRightTwo.Text:SetFormattedText(L["Remove Bar %d Action Page"], 4)
	_G.InterfaceOptionsActionBarsPanelRight.Text:SetFormattedText(L["Remove Bar %d Action Page"], 5)

	_G.InterfaceOptionsActionBarsPanelBottomRight:SetScript('OnEnter', nil)
	_G.InterfaceOptionsActionBarsPanelBottomLeft:SetScript('OnEnter', nil)
	_G.InterfaceOptionsActionBarsPanelRightTwo:SetScript('OnEnter', nil)
	_G.InterfaceOptionsActionBarsPanelRight:SetScript('OnEnter', nil)
end

function AB:FadeParent_OnEvent()
	local cur, max = UnitHealth("player"), UnitHealthMax("player")
	local cast, channel = UnitCastingInfo("player"), UnitChannelInfo("player")
	local target = UnitExists("target")
	local combat = UnitAffectingCombat("player")
	if (cast or channel) or (cur ~= max) or (target) or combat then
		self.mouseLock = true
		E:UIFrameFadeIn(self, 0.2, self:GetAlpha(), 1)
	else
		self.mouseLock = false
		E:UIFrameFadeOut(self, 0.2, self:GetAlpha(), 1 - AB.db.globalFadeAlpha)
	end
end

function AB:DisableBlizzard()
	-- Hidden parent frame
	UIHider = CreateFrame("Frame")
	UIHider:Hide()

	_G.MultiBarBottomLeft:SetParent(UIHider)
	_G.MultiBarBottomRight:SetParent(UIHider)
	_G.MultiBarLeft:SetParent(UIHider)
	_G.MultiBarRight:SetParent(UIHider)

	-- Hide MultiBar Buttons, but keep the bars alive
	for i=1,12 do
		_G["ActionButton" .. i]:Hide()
		_G["ActionButton" .. i]:UnregisterAllEvents()
		_G["ActionButton" .. i]:SetAttribute("statehidden", true)

		_G["MultiBarBottomLeftButton" .. i]:Hide()
		_G["MultiBarBottomLeftButton" .. i]:UnregisterAllEvents()
		_G["MultiBarBottomLeftButton" .. i]:SetAttribute("statehidden", true)

		_G["MultiBarBottomRightButton" .. i]:Hide()
		_G["MultiBarBottomRightButton" .. i]:UnregisterAllEvents()
		_G["MultiBarBottomRightButton" .. i]:SetAttribute("statehidden", true)

		_G["MultiBarRightButton" .. i]:Hide()
		_G["MultiBarRightButton" .. i]:UnregisterAllEvents()
		_G["MultiBarRightButton" .. i]:SetAttribute("statehidden", true)

		_G["MultiBarLeftButton" .. i]:Hide()
		_G["MultiBarLeftButton" .. i]:UnregisterAllEvents()
		_G["MultiBarLeftButton" .. i]:SetAttribute("statehidden", true)

		if _G["VehicleMenuBarActionButton" .. i] then
			_G["VehicleMenuBarActionButton" .. i]:Hide()
			_G["VehicleMenuBarActionButton" .. i]:UnregisterAllEvents()
			_G["VehicleMenuBarActionButton" .. i]:SetAttribute("statehidden", true)
		end

		if _G['OverrideActionBarButton'..i] then
			_G['OverrideActionBarButton'..i]:Hide()
			_G['OverrideActionBarButton'..i]:UnregisterAllEvents()
			_G['OverrideActionBarButton'..i]:SetAttribute("statehidden", true)
		end
	end

	_G.MainMenuBar:EnableMouse(false)
	_G.MainMenuBar:SetAlpha(0)
	_G.MainMenuBar:SetScale(0.00001)
	_G.MainMenuBar:SetFrameStrata('BACKGROUND')
	_G.MainMenuBar:SetFrameLevel(0)

	_G.MainMenuBarArtFrame:UnregisterAllEvents()
	_G.MainMenuBarArtFrame:Hide()
	_G.MainMenuBarArtFrame:SetParent(UIHider)

	_G.StanceBarFrame:UnregisterAllEvents()
	_G.StanceBarFrame:Hide()
	_G.StanceBarFrame:SetParent(UIHider)

	--Enable/disable functionality to automatically put spells on the actionbar.
	--self:IconIntroTracker_Toggle()

	_G.InterfaceOptionsActionBarsPanelAlwaysShowActionBars:EnableMouse(false)
	_G.InterfaceOptionsActionBarsPanelPickupActionKeyDropDownButton:SetScale(0.0001)
	_G.InterfaceOptionsActionBarsPanelLockActionBars:SetScale(0.0001)
	_G.InterfaceOptionsActionBarsPanelAlwaysShowActionBars:SetAlpha(0)
	_G.InterfaceOptionsActionBarsPanelPickupActionKeyDropDownButton:SetAlpha(0)
	_G.InterfaceOptionsActionBarsPanelLockActionBars:SetAlpha(0)
	_G.InterfaceOptionsActionBarsPanelPickupActionKeyDropDown:SetAlpha(0)
	_G.InterfaceOptionsActionBarsPanelPickupActionKeyDropDown:SetScale(0.0001)
	self:SecureHook('BlizzardOptionsPanel_OnEvent')

	for _, frame in pairs({"MainMenuBar", "StanceBarFrame", "PossessBarFrame", "PETACTIONBAR_YPOS", "MULTICASTACTIONBAR_YPOS", 	"MultiBarBottomLeft", "MultiBarBottomRight", "MultiCastActionBarFrame", "ExtraActionBarFrame"}) do
		_G.UIPARENT_MANAGED_FRAME_POSITIONS[frame] = nil
	end
end

function AB:ToggleCountDownNumbers(bar, button, cd)
	if cd then -- ref: E:CreateCooldownTimer
		local b = cd.GetParent and cd:GetParent()
		if cd.timer and (b and b.config) then
			-- update the new cooldown timer button config with the new setting
			b.config.disableCountDownNumbers = not not E:ToggleBlizzardCooldownText(cd, cd.timer, true)
		end
	elseif button then -- ref: AB:UpdateButtonConfig
		if (button.cooldown and button.cooldown.timer) and (bar and bar.buttonConfig) then
			-- button.config will get updated from `button:UpdateConfig` in `AB:UpdateButtonConfig`
			bar.buttonConfig.disableCountDownNumbers = not not E:ToggleBlizzardCooldownText(button.cooldown, button.cooldown.timer, true)
		end
	elseif bar then -- ref: E:UpdateCooldownOverride
		if bar.buttons then
			for _, btn in pairs(bar.buttons) do
				if (btn and btn.config) and (btn.cooldown and btn.cooldown.timer) then
					-- update the buttons config
					btn.config.disableCountDownNumbers = not not E:ToggleBlizzardCooldownText(btn.cooldown, btn.cooldown.timer, true)
				end
			end
			if bar.buttonConfig then
				-- we can actually clear this variable because it wont get used when this code runs
				bar.buttonConfig.disableCountDownNumbers = nil
			end
		end
	end
end

function AB:UpdateButtonConfig(bar, buttonName)
	if InCombatLockdown() then
		AB.NeedsUpdateButtonSettings = true
		self:RegisterEvent('PLAYER_REGEN_ENABLED')
		return
	end

	if not bar.buttonConfig then bar.buttonConfig = { hideElements = {}, colors = {} } end
	bar.buttonConfig.hideElements.macro = not self.db.macrotext
	bar.buttonConfig.hideElements.hotkey = not self.db.hotkeytext
	bar.buttonConfig.showGrid = self.db["bar"..bar.id].showGrid
	bar.buttonConfig.clickOnDown = self.db.keyDown
	bar.buttonConfig.outOfRangeColoring = (self.db.useRangeColorText and 'hotkey') or 'button'
	SetModifiedClick("PICKUPACTION", self.db.movementModifier)
	bar.buttonConfig.colors.range = E:SetColorTable(bar.buttonConfig.colors.range, self.db.noRangeColor)
	bar.buttonConfig.colors.mana = E:SetColorTable(bar.buttonConfig.colors.mana, self.db.noPowerColor)
	bar.buttonConfig.colors.usable = E:SetColorTable(bar.buttonConfig.colors.usable, self.db.usableColor)
	bar.buttonConfig.colors.notUsable = E:SetColorTable(bar.buttonConfig.colors.notUsable, self.db.notUsableColor)
	bar.buttonConfig.useDrawBling = (self.db.hideCooldownBling ~= true)

	for i, button in pairs(bar.buttons) do
		AB:ToggleCountDownNumbers(bar, button)

		bar.buttonConfig.keyBoundTarget = format(buttonName.."%d", i)
		button.keyBoundTarget = bar.buttonConfig.keyBoundTarget
		button.postKeybind = AB.FixKeybindText
		button:SetAttribute("buttonlock", self.db.lockActionBars)
		button:SetAttribute("checkselfcast", true)
		button:SetAttribute("checkfocuscast", true)
		if self.db.rightClickSelfCast then
			button:SetAttribute("unit2", "player")
		end

		button:UpdateConfig(bar.buttonConfig)
	end
end

function AB:FixKeybindText(button)
	local hotkey = _G[button:GetName()..'HotKey']
	local text = hotkey:GetText()

	local hotkeyPosition = E.db.actionbar.hotkeyTextPosition or 'TOPRIGHT'
	local hotkeyXOffset = E.db.actionbar.hotkeyTextXOffset or 0
	local hotkeyYOffset =  E.db.actionbar.hotkeyTextYOffset or -3

	local justify = "RIGHT"
	if hotkeyPosition == "TOPLEFT" or hotkeyPosition == "BOTTOMLEFT" then
		justify = "LEFT"
	elseif hotkeyPosition == "TOP" or hotkeyPosition == "BOTTOM" then
		justify = "CENTER"
	end

	if text then
		text = gsub(text, 'SHIFT%-', L["KEY_SHIFT"])
		text = gsub(text, 'ALT%-', L["KEY_ALT"])
		text = gsub(text, 'CTRL%-', L["KEY_CTRL"])
		text = gsub(text, 'BUTTON', L["KEY_MOUSEBUTTON"])
		text = gsub(text, 'MOUSEWHEELUP', L["KEY_MOUSEWHEELUP"])
		text = gsub(text, 'MOUSEWHEELDOWN', L["KEY_MOUSEWHEELDOWN"])
		text = gsub(text, 'NUMPAD', L["KEY_NUMPAD"])
		text = gsub(text, 'PAGEUP', L["KEY_PAGEUP"])
		text = gsub(text, 'PAGEDOWN', L["KEY_PAGEDOWN"])
		text = gsub(text, 'SPACE', L["KEY_SPACE"])
		text = gsub(text, 'INSERT', L["KEY_INSERT"])
		text = gsub(text, 'HOME', L["KEY_HOME"])
		text = gsub(text, 'DELETE', L["KEY_DELETE"])
		text = gsub(text, 'NMULTIPLY', "*")
		text = gsub(text, 'NMINUS', "N-")
		text = gsub(text, 'NPLUS', "N+")
		text = gsub(text, 'NEQUALS', "N=")

		hotkey:SetText(text)
		hotkey:SetJustifyH(justify)
	end

	if not button.useMasque then
		hotkey:ClearAllPoints()
		hotkey:Point(hotkeyPosition, hotkeyXOffset, hotkeyYOffset)
	end
end

function AB:ToggleCooldownOptions()
	for button in pairs(LAB.actionButtons) do
		if button._state_type == "action" then
			local duration = select(2, button:GetCooldown())
			AB:SetButtonDesaturation(button, duration)
		end
	end
end

function AB:SetButtonDesaturation(button, duration)
	if AB.db.desaturateOnCooldown and (duration and duration > 1.5) then
		button.icon:SetDesaturated(true)
		button.saturationLocked = true
	else
		button.icon:SetDesaturated(false)
		button.saturationLocked = nil
	end
end

function AB:LAB_MouseUp()
	if self.config.clickOnDown then
		self:GetPushedTexture():SetAlpha(0)
	end
end

function AB:LAB_MouseDown()
	if self.config.clickOnDown then
		self:GetPushedTexture():SetAlpha(1)
	end
end

function AB:LAB_ButtonCreated(button)
	-- this fixes Key Down getting the pushed texture stuck
	button:HookScript("OnMouseUp", AB.LAB_MouseUp)
	button:HookScript("OnMouseDown", AB.LAB_MouseDown)
end

function AB:LAB_ButtonUpdate(button)
	local color = AB.db.fontColor
	button.Count:SetTextColor(color.r, color.g, color.b)
	if button.config and (button.config.outOfRangeColoring ~= "hotkey") then
		button.HotKey:SetTextColor(color.r, color.g, color.b)
	end
end

function AB:LAB_CooldownDone(button)
	AB:SetButtonDesaturation(button, 0)
end

function AB:LAB_CooldownUpdate(button, _, duration)
	if button._state_type == "action" then
		AB:SetButtonDesaturation(button, duration)
	end
end

function AB:Initialize()
	self.db = E.db.actionbar
	if E.private.actionbar.enable ~= true then return; end
	self.Initialized = true

	LAB.RegisterCallback(AB, "OnButtonUpdate", AB.LAB_ButtonUpdate)
	LAB.RegisterCallback(AB, "OnButtonCreated", AB.LAB_ButtonCreated)
	LAB.RegisterCallback(AB, "OnCooldownUpdate", AB.LAB_CooldownUpdate)
	LAB.RegisterCallback(AB, "OnCooldownDone", AB.LAB_CooldownDone)

	self.fadeParent = CreateFrame("Frame", "Elv_ABFade", _G.UIParent)
	self.fadeParent:SetAlpha(1 - self.db.globalFadeAlpha)
	self.fadeParent:RegisterEvent("PLAYER_REGEN_DISABLED")
	self.fadeParent:RegisterEvent("PLAYER_REGEN_ENABLED")
	self.fadeParent:RegisterEvent("PLAYER_TARGET_CHANGED")
	self.fadeParent:RegisterUnitEvent("UNIT_SPELLCAST_START", "player")
	self.fadeParent:RegisterUnitEvent("UNIT_SPELLCAST_STOP", "player")
	self.fadeParent:RegisterUnitEvent("UNIT_SPELLCAST_CHANNEL_START", "player")
	self.fadeParent:RegisterUnitEvent("UNIT_SPELLCAST_CHANNEL_STOP", "player")
	self.fadeParent:RegisterUnitEvent("UNIT_HEALTH", "player")

	self.fadeParent:SetScript("OnEvent", self.FadeParent_OnEvent)

	self:DisableBlizzard()
	self:SetupMicroBar()
	self:UpdateBar1Paging()

	for i = 1, 6 do
		self:CreateBar(i)
	end

	self:CreateBarPet()
	self:CreateBarShapeShift()
	self:UpdateButtonSettings()
	self:UpdatePetCooldownSettings()
	self:ToggleCooldownOptions()
	self:LoadKeyBinder()

	self:RegisterEvent("UPDATE_BINDINGS", "ReassignBindings")

	self:ReassignBindings()

	-- We handle actionbar lock for regular bars, but the lock on PetBar needs to be handled by WoW so make some necessary updates
	SetCVar('lockActionBars', (self.db.lockActionBars == true and 1 or 0))
	_G.LOCK_ACTIONBAR = (self.db.lockActionBars == true and "1" or "0") -- Keep an eye on this, in case it taints
end

E:RegisterModule(AB:GetName())
