-- ButtonFacade support

if IsAddOnLoaded("ButtonFacade") then

	local enabled

	local bf = LibStub("AceAddon-3.0"):GetAddon("ButtonFacade")
	local lbf = LibStub("LibButtonFacade")
	local defaults = {
		profile = {
			["*"] = {
				skin = "Blizzard",
				gloss = 0,
				backdrop = false,
				colours = {},
			},
		},
	}

	local SBFBF = bf:NewModule("SBF")

	SBFBF.Load = function(self)
		enabled = not SBF.db.global.disableBF
		if enabled then
			self.db = self:RegisterNamespace("SBF", defaults)
			lbf:RegisterSkinCallback("SBF", self.SkinCallback, self)
			self:SetupGroups()
			return true
		end
		return false
	end

	SBFBF.SetupGroups = function(self)
		if enabled then
			for k,v in ipairs(SBF.frames) do
				self:SetupGroup("SBF", v:GetName())
			end
		end
	end

	-- arg,SkinID,Gloss,Backdrop,Group,Button,Colors
	SBFBF.SkinCallback = function(self, skin, gloss, backdrop, frame, _, colours)
		if not enabled or not frame then return end

		self.db.profile[frame].skin = skin
		self.db.profile[frame].gloss = gloss
		self.db.profile[frame].backdrop = backdrop
		self.db.profile[frame].colours = colours
	end

	local groups = {}
	SBFBF.SetupGroup = function(self, addon, frame)
		if not enabled then return end

		local f = _G[frame]
		local btndata
		if not groups[frame] then
			groups[frame] = lbf:Group(addon, frame)
		end

		local group = groups[frame]
		if (group.SkinID ~= "Blizzard") and f.slots then
			for index,slot in ipairs(f.slots) do
				if slot and slot.icon then
					if not slot.icon.bfBtndata then
						slot.icon.bfBtndata = {}
					end
					group:AddButton(slot.icon, slot.icon.bfBtndata)
				end
			end
		end
		group:Skin(self.db.profile[frame].skin, self.db.profile[frame].gloss, self.db.profile[frame].backdrop, self.db.profile[frame].colours)
	end

	SBFBF.UndoGroup = function(self, addon, frame)
		if not enabled then return end

		local f = _G[frame]
		if not groups[frame] then
			groups[frame] = lbf:Group(addon, frame)
		end

		local group = groups[frame]
		if f.slots then
			for index,slot in ipairs(f.slots) do
				if slot and slot.icon then
					group:RemoveButton(slot.icon)
				end
			end
		end
	end

end