local T, C, L = unpack(Tukui) -- Import: T - functions, constants, variables; C - config; L - locales
if C.classbar.runeBars[1] ~= true or T.myclass ~= "DEATHKNIGHT" then return end

local tbWidth, tbHeight = C.classbar.runeBars[2], C.classbar.runeBars[3]

RuneFrame:Kill()

local total = 1
local delay = 0.03
local GetRuneType, GetRuneCooldown, SetValue, GetTime = GetRuneType, GetRuneCooldown, SetValue, GetTime

local colors = {
	{1, 0, 0};
	{0, .5, 0};
	{0, 1, 1};
	{.9, .1, 1};
}

local mover = CreateFrame("Frame", "TukuiRuneBarsMover", UIParent)
mover:Width(tbWidth+4)
mover:Height(tbHeight+4)
mover:Point("TOP", UIParent, "CENTER", 0, -150)
mover:SetTemplate("Thick")
mover:SetBackdropBorderColor(1,0,0)
mover:SetClampedToScreen(true)
mover:SetMovable(true)
mover:SetFrameStrata("HIGH")
mover:AddText("text", "Move Rune Bars", "CENTER")
mover:Hide()
tinsert(T.AllowFrameMoving, mover)

local runebars = CreateFrame("Frame", "TukuiRuneBars", UIParent)
runebars:Width(tbWidth)
runebars:Height(tbHeight)
runebars:Point("CENTER", mover)

local runes = {}

for i=1,6 do
	runes[i] = CreateFrame("StatusBar", "TukuiRuneBars_Rune"..i, runebars)
	runes[i]:SetWidth((tbWidth-25) / 6)
	runes[i]:SetHeight(tbHeight)
	if runes[i]:GetHeight() > runes[i]:GetWidth() then
		runes[i]:SetOrientation("VERTICAL")
	else
		runes[i]:SetOrientation("HORIZONTAL")
	end
	if i==1 then
		runes[i]:SetPoint("LEFT", runebars, 0, 0)
	else
		runes[i]:SetPoint("LEFT", runes[i-1], "RIGHT", 5, 0)
	end
	runes[i]:SetStatusBarTexture(C.media.normTex)
	runes[i]:CreateBackdrop("Transparent")
	runes[i].backdrop:ThickBorder()

	runes[i]:AddText("timer", "", "CENTER")
end

local function UpdateRune(i)
	local start, duration, finished = GetRuneCooldown(i)
	local runetype = GetRuneType(i)

	runes[i]:SetStatusBarColor(unpack(colors[runetype]))
	runes[i]:SetMinMaxValues(0, duration)
	if finished then
		runes[i]:SetValue(duration)
		runes[i].timer:SetText("")
	else
		runes[i]:SetValue(GetTime() - start)
		runes[i].timer:SetFormattedText("%01d", duration - (GetTime() - start))
	end
end

runebars:SetScript("OnUpdate", function(self, elapsed)
	total = total + elapsed
	if (total > .01) then
		for i=1, 6 do
			UpdateRune(i)
		end
	end
	total = 0
end)

local vehicle = CreateFrame("Frame")
vehicle:RegisterEvent("VEHICLE_UPDATE")
vehicle:SetScript("OnEvent", function()
	if UnitHasVehicleUI("player") then
		runebars:Hide()
	else
		runebars:Show()
	end
end)