local E, L, V, P, G = unpack(ElvUI); --Import: Engine, Locales, PrivateDB, ProfileDB, GlobalDB
local S = E:GetModule("Skins");

--Cache global variables
--Lua functions
local _G = _G
local unpack = unpack
local match = string.match
--WoW API / Variables
local UnitName = UnitName
local IsFishingLoot = IsFishingLoot
local GetLootRollItemInfo = GetLootRollItemInfo
local GetItemQualityColor = GetItemQualityColor
local LOOTFRAME_NUMBUTTONS = LOOTFRAME_NUMBUTTONS
local NUM_GROUP_LOOT_FRAMES = NUM_GROUP_LOOT_FRAMES
local LOOT = LOOT

local function LoadSkin()
	if E.private.general.loot then return end
	if E.private.skins.blizzard.enable ~= true or E.private.skins.blizzard.loot ~= true then return end

	E:StripTextures(LootFrame)

	E:CreateBackdrop(LootFrame, "Transparent")
	E:Point(LootFrame.backdrop, "TOPLEFT", 13, -14)
	E:Point(LootFrame.backdrop, "BOTTOMRIGHT", -68, 5)

	LootFramePortraitOverlay:SetParent(E.HiddenFrame)

	S:HandleCloseButton(LootCloseButton)

	--[[for i = 1, LootFrame:GetNumRegions() do
		local region = select(i, LootFrame:GetRegions())
		if region:GetObjectType() == "FontString" then
			if region:GetText() == ITEMS then
				LootFrame.Title = region
			end
		end
	end]]

	--[[LootFrame.Title:ClearAllPoints()
	E:Point(LootFrame.Title, "TOPLEFT", LootFrame.backdrop, "TOPLEFT", 4, -4)
	LootFrame.Title:SetJustifyH("LEFT")]]

	S:HandleNextPrevButton(LootFrameDownButton)
	S:HandleNextPrevButton(LootFrameUpButton)
	S:SquareButton_SetIcon(LootFrameUpButton, "UP")
	S:SquareButton_SetIcon(LootFrameDownButton, "DOWN")

	LootFrameDownButton:ClearAllPoints()
	E:Point(LootFrameDownButton, "RIGHT", LootFrameNext, "RIGHT", 32, 0)
	E:Point(LootFramePrev, "BOTTOMLEFT", 57, 22)

	hooksecurefunc("LootFrame_Update", function()
		local numLootItems = LootFrame.numLootItems
		local numLootToShow = LOOTFRAME_NUMBUTTONS
		if numLootItems > LOOTFRAME_NUMBUTTONS then
			numLootToShow = numLootToShow - 1
		end
		for i = 1, LOOTFRAME_NUMBUTTONS do
			local slot = (((LootFrame.page - 1) * numLootToShow) + i)
			local lootButton = _G["LootButton"..i]
			local lootButtonIcon = _G["LootButton"..i.."IconTexture"]

			S:HandleItemButton(lootButton, true)

			if slot <= numLootItems then
				local itemLink = GetLootSlotLink(slot)
				if itemLink then
					local _, _, quality = GetItemInfo(match(itemLink, "item:(%d+)"))
					if quality then
						lootButton.backdrop:SetBackdropBorderColor(GetItemQualityColor(quality))
					else
						lootButton.backdrop:SetBackdropBorderColor(unpack(E["media"].bordercolor))
					end
				else
					lootButton.backdrop:SetBackdropBorderColor(unpack(E["media"].bordercolor))
				end
			end
		end
	end)

	--[[HookScript(LootFrame, "OnShow", function()
		if IsFishingLoot() then
			this.Title:SetText(L["Fishy Loot"])
		elseif not UnitIsFriend("player", "target") and UnitIsDead("target") then
			this.Title:SetText(UnitName("target"))
		else
			this.Title:SetText(LOOT)
		end
	end)--]]
end

local function LoadRollSkin()
	if E.private.general.lootRoll then return end
	if not E.private.skins.blizzard.enable or not E.private.skins.blizzard.lootRoll then return end

	local function OnShow(self)
		E:SetTemplate(self, "Transparent")

		local cornerTexture = _G[self:GetName().."Corner"]
		cornerTexture:SetTexture()

		local iconFrame = _G[self:GetName().."IconFrame"]
		local _, _, _, quality = GetLootRollItemInfo(self.rollID)
		iconFrame:SetBackdropBorderColor(GetItemQualityColor(quality))
	end

	for i = 1, NUM_GROUP_LOOT_FRAMES do
		local frame = _G["GroupLootFrame"..i]
		frame:SetParent(UIParent)
		E:StripTextures(frame)

		local frameName = frame:GetName()
		local iconFrame = _G[frameName.."IconFrame"]
		E:SetTemplate(iconFrame, "Default")

		local icon = _G[frameName.."IconFrameIcon"]
		E:SetInside(icon)
		icon:SetTexCoord(unpack(E.TexCoords))

		local statusBar = _G[frameName.."Timer"]
		E:StripTextures(statusBar)
		E:CreateBackdrop(statusBar, "Default")
		statusBar:SetStatusBarTexture(E["media"].normTex)
		E:RegisterStatusBar(statusBar)

		local decoration = _G[frameName.."Decoration"]
		decoration:SetTexture("Interface\\DialogFrame\\UI-DialogBox-Gold-Dragon")
		E:Size(decoration, 130)
		E:Point(decoration, "TOPLEFT", -37, 20)

		local pass = _G[frameName.."PassButton"]
		S:HandleCloseButton(pass, frame)

		HookScript(_G["GroupLootFrame"..i], "OnShow", OnShow)
	end
end

S:AddCallback("Loot", LoadSkin)
S:AddCallback("LootRoll", LoadRollSkin)