---------------------------------------------------------------
local db = ConsolePort:GetData()
local Lib, Wrapper = {}, {}
---------------------------------------------------------------
local an, ab = ...
local acb = ab.libs.acb
---------------------------------------------------------------
ab.libs.wrapper = Lib
---------------------------------------------------------------
local LibRegistry = {}
ab.libs.registry = LibRegistry
---------------------------------------------------------------
local TEX_PATH = [[Interface\AddOns\]]..an..[[\Textures\%s]]
local NOT_BOUND_TOOLTIP = NOT_BOUND .. "\n" .. db.TUTORIAL.BIND.TOOLTIPCLICK
---------------------------------------------------------------
local size, smallSize, tSize, ofs, ofsB = 64, 50, 90, 25, 4
local mods = {
	[""] = {size = {size, size}},
	["SHIFT-"] 	= {size = {smallSize, tSize}, 
		down 	= {rad(-180), {"TOPRIGHT", "BOTTOMLEFT", ofs, ofs}},
		up 		= {rad(90), {"BOTTOMRIGHT", "TOPLEFT", ofs, -ofs}},
		left 	= {rad(90), {"BOTTOMRIGHT", "TOPLEFT", ofs, -ofs}},
		right 	= {0, {"BOTTOMLEFT", "TOPRIGHT", -ofs, -ofs}},
	},
	["CTRL-"] 	= {size = {smallSize, tSize}, 
		down 	= {0, {"TOPLEFT", "BOTTOMRIGHT", -ofs, ofs}},
		up 		= {rad(90), {"BOTTOMLEFT", "TOPRIGHT", -ofs, -ofs}},
		left 	= {rad(-90), {"TOPRIGHT", "BOTTOMLEFT", ofs, ofs}},
		right 	= {0, {"TOPLEFT", "BOTTOMRIGHT", -ofs, ofs}},
	},
	["CTRL-SHIFT-"] = {size = {smallSize, tSize},
		down 	= {rad(-90), {"TOP", "BOTTOM", 0, ofsB}},
		up 		= {rad(90), {"BOTTOM", "TOP", 0, -ofsB}},
		left 	= {rad(180), {"RIGHT", "LEFT", ofsB, 0}},
		right 	= {0, {"LEFT", "RIGHT", -ofsB, 0}},
	},
}
local adjustTextures = {
	"Border",
	"NormalTexture",
	"HighlightTexture",
	"PushedTexture",
	"CheckedTexture",
	"NewActionTexture",
}
---------------------------------------------------------------
local hotkeyConfig = {
	["SHIFT-"] = {{{"CENTER", 0, 0}, {24, 24}, "CP_M1"}},
	["CTRL-"] = {{{"CENTER", 0, 0}, {24, 24}, "CP_M2"}},
	["CTRL-SHIFT-"] = {{{"CENTER", -6, 0}, {24, 24}, "CP_M1"}, {{"CENTER", 6, 0}, {24, 24}, "CP_M2"}},
}

---------------------------------------------------------------
local buttonTextures = {
	[""] = {
		normal = format(TEX_PATH, [[Button\BigNormal]]),
		pushed = format(TEX_PATH, [[Button\BigPushed]]),
		hilite = format(TEX_PATH, [[Button\BigHilite]]),
		checkd = format(TEX_PATH, [[Button\BigHilite]]),
		border = format(TEX_PATH, [[Button\BigHilite]]),
		new_action 	= format(TEX_PATH, [[Button\BigHilite]]),
		cool_swipe 	= format(TEX_PATH, [[Cooldown\Swipe]]),
		cool_edge 	= format(TEX_PATH, [[Cooldown\Edge]]),
		cool_charge = format(TEX_PATH, [[Cooldown\Charge]]),
		cool_bling 	= format(TEX_PATH, [[Cooldown\Bling]]),
	},
	["SHIFT-"] = {
		normal = format(TEX_PATH, [[Button\M1]]),
		pushed = format(TEX_PATH, [[Button\M1]]),
		border = format(TEX_PATH, [[Button\M1]]),
		hilite = format(TEX_PATH, [[Button\M1Hilite]]),
		checkd = format(TEX_PATH, [[Button\M1Hilite]]),
		new_action 	= format(TEX_PATH, [[Button\M1Hilite]]),
		cool_swipe 	= format(TEX_PATH, [[Cooldown\SwipeSmall]]),
	--	cool_edge 	= format(TEX_PATH, [[Cooldown\Edge]]),
		cool_charge = format(TEX_PATH, [[Cooldown\SwipeSmall]]),
		cool_bling 	= format(TEX_PATH, [[Cooldown\Bling]]),
	},
	["CTRL-"] = {
		normal = format(TEX_PATH, [[Button\M2]]),
		pushed = format(TEX_PATH, [[Button\M2]]),
		border = format(TEX_PATH, [[Button\M2]]),
		hilite = format(TEX_PATH, [[Button\M2Hilite]]),
		checkd = format(TEX_PATH, [[Button\M2Hilite]]),
		new_action 	= format(TEX_PATH, [[Button\M2Hilite]]),
		cool_swipe 	= format(TEX_PATH, [[Cooldown\SwipeSmall]]),
	--	cool_edge 	= format(TEX_PATH, [[Cooldown\Edge]]),
		cool_charge = format(TEX_PATH, [[Cooldown\SwipeSmall]]),
		cool_bling 	= format(TEX_PATH, [[Cooldown\Bling]]),
	},
	["CTRL-SHIFT-"] = {
		normal = format(TEX_PATH, [[Button\M3]]),
		pushed = format(TEX_PATH, [[Button\M3]]),
		border = format(TEX_PATH, [[Button\M3]]),
		hilite = format(TEX_PATH, [[Button\M3Hilite]]),
		checkd = format(TEX_PATH, [[Button\M3Hilite]]),
		new_action 	= format(TEX_PATH, [[Button\M3Hilite]]),
		cool_swipe 	= format(TEX_PATH, [[Cooldown\SwipeSmall]]),
	--	cool_edge 	= format(TEX_PATH, [[Cooldown\Edge]]),
		cool_charge = format(TEX_PATH, [[Cooldown\SwipeSmall]]),
		cool_bling 	= format(TEX_PATH, [[Cooldown\Bling]]),
	},
}

---------------------------------------------------------------
local config = {
	tooltip = "enabled",
	showGrid = true,
	colors = {
		range = { 0.8, 0.1, 0.1 },
		mana = { 0.5, 0.5, 1.0 }
	},
	hideElements = {
		macro = false,
		equipped = false,
	},
	keyBoundTarget = false,
	clickOnDown = true,
	flyoutDirection = "UP",
}
---------------------------------------------------------------
local function CreateHotkeyLib(self, num)
	local hotkey = CreateFrame("Frame", "$parent_HOTKEY"..( num or "" ), self)
	hotkey.texture = hotkey:CreateTexture("$parent_TEXTURE", "OVERLAY", nil, 7)
	hotkey.texture:SetTexture(db.ICONS[id])
	hotkey.texture:SetAllPoints()
	return hotkey
end

function Lib:CreateButton(parent, id, name, modifier, size, texSize, config, template)
	local button = acb:CreateButton(id, name, parent, config, template)

	button.PushedTexture = button:GetPushedTexture()
	button.HighlightTexture = button:GetHighlightTexture()
	button.CheckedTexture = button:GetCheckedTexture()

	local textures = buttonTextures[modifier]

	-- Big button
	if modifier == "" then
		button.icon:SetMask("Interface\\Minimap\\UI-Minimap-Background")
		button.cooldown:SetSwipeColor(db.Atlas.GetNormalizedCC())
	else -- Small button
		button.icon:SetMask("Interface\\RAIDFRAME\\UI-RaidFrame-Threat")
	end

	button.NewActionTexture:SetTexture(textures.new_action)
	button.NormalTexture:SetTexture(textures.normal)
	button.PushedTexture:SetTexture(textures.pushed)
	button.CheckedTexture:SetTexture(textures.checkd)
	button.HighlightTexture:SetTexture(textures.hilite)
	button.Border:SetTexture(textures.border)

	button.cooldown:SetSwipeTexture(textures.cool_swipe)
	button.cooldown:SetBlingTexture(textures.cool_bling)

	if textures.cool_edge then
		button.cooldown:SetEdgeTexture(textures.cool_edge)
		button.cooldown:SetDrawEdge(true)
	else
		button.cooldown:SetDrawEdge(false)
	end

	for _, name in pairs(adjustTextures) do
		local texture = button[name]
		texture:ClearAllPoints()
		texture:SetPoint("CENTER", 0, 0)
		texture:SetSize(texSize, texSize)
	end

	button:SetSize(size, size)
	button:SetAlpha(0)

	return button
end

function Wrapper:Show()
	for _, button in pairs(self.Buttons) do
		button:Show()
	end
	self[""].shadow:Show()
end

function Wrapper:Hide()
	for _, button in pairs(self.Buttons) do
		button:Hide()
	end
	self[""].shadow:Hide()
end

function Wrapper:SetPoint(...)
	local main = self[""]
	local p, x, y = ...
	main:ClearAllPoints()
	if p and x and y then
		return main:SetPoint(...)
	end
end

--local size, smallSize, tSize, ofs, ofsB = 64, 50, 90, 25, 4

function Wrapper:SetSize(new)
	-- NYI
	local main = self[""]
	for mod, button in pairs(self.Buttons) do
		local b, t, o
		if mod == "" then
			b = new -- 64
			t = new
			o = new * ( 82 / size )
			button.shadow:SetSize(o, o)
		else
			b = new * ( smallSize / size )
			t = new * ( tSize / size )
			o = new * ( ( (mod == 'CTRL-SHIFT-') and ofsB or ofs ) / size )
			local pT = mods[mod][button.orientation]
			if pT then
				local p, rel, x, y = unpack(pT[2])
				local nX = x < 0 and -o or x == 0 and 0 or o
				local nY = y < 0 and -o or y == 0 and 0 or o
				button:SetPoint(p, main, rel, nX, nY)
				button:Show()
			end
		end
		for _, name in pairs(adjustTextures) do
			local texture = button[name]
			texture:ClearAllPoints()
			texture:SetPoint("CENTER", 0, 0)
			texture:SetSize(t, t)
		end
		button:SetSize(b, b)
	end
end

function Wrapper:UpdateOrientation(orientation)
	local main = self[""]
	for mod, button in pairs(self.Buttons) do
		if not button.isMainButton then
			button:ClearAllPoints()
			button:Hide()
			button.orientation = orientation
			local point, rotation
			local setup = mods[mod][orientation]
			if setup then
				rotation = setup[1]
			end
			if rotation then
				for _, name in pairs(adjustTextures) do
					local texture = button[name]
					texture:SetRotation(rotation)
				end
			end
		end
	end
	self:SetSize(self[""]:GetSize())
end

function Wrapper:SetRebindButton()
	-- Messy code to focus this button in the rebinder
	if not InCombatLockdown() then
		local bindingBtn = self.confRef
		ConsolePortConfig:Show()
		if ConsolePortConfigContainerBinds.Display:GetID() ~= 2 then
			db.Settings.bindView = 2
			ConsolePortConfigContainerBinds.Display:SetID(2)
			ConsolePortConfigContainerBinds:OnShow()
		end
		if ConsolePortConfig:GetCategoryID() ~= 2 then
			ConsolePortConfig:OpenCategory(2)
		end
		C_Timer.After(0.1, function()
			if not InCombatLockdown() then
				ConsolePort:ScrollToNode(bindingBtn, ConsolePortRebindFrame)
			end
		end)
	end
end

function Lib:Get(id)
	return LibRegistry[id]
end

function Lib:Create(parent, id, orientation)
	local wrapper = {}
	wrapper.Buttons = {}

	for mod, info in pairs(mods) do
		local bSize, tSize = unpack(info.size)
		local button = Lib:CreateButton(parent, id..mod, "CPB_"..id..mod, mod, bSize, tSize, mod == "" and config)
		button.plainID = id
		wrapper[mod] = button
		wrapper.Buttons[mod] = button
		if hotkeyConfig[mod] then
			for i, modHotkey in pairs(hotkeyConfig[mod]) do
				local hotkey = CreateHotkeyLib(button, i)
				hotkey:SetPoint(unpack(modHotkey[1]))
				hotkey:SetSize(unpack(modHotkey[2]))
				hotkey.texture:SetTexture(db.ICONS[modHotkey[3]])
				hotkey:SetAlpha(0.75)
				button["hotkey"..i] = hotkey
			end
		end
	end

	local main = wrapper[""]
	main.isMainButton = true
	main.icons = {}

	for mod, button in pairs(wrapper.Buttons) do
		if not button.isMainButton then
			-- Set this button to not update on modifier state
			button:SetAttribute("_childupdate-state", nil)
			-- Add extra icons to reduce redunant icon updates when holding modifiers
			local modIcon = main:CreateTexture("$parentIcon"..mod, "BACKGROUND", nil, 2)
			modIcon:SetAllPoints()
			modIcon:SetMask("Interface\\Minimap\\UI-Minimap-Background")
			modIcon:SetAlpha(0)
			button.mainIcon = modIcon
			main.icons[mod] = modIcon
		end
	end

	main:SetFrameLevel(4)
	main:SetAlpha(1)

	db.UIFrameFadeIn(main, 1, 0, 1)

	main.hotkey = CreateFrame("Frame", "$parent_HOTKEY", main)
	main.hotkey:SetPoint("TOP", 0, 12)
	main.hotkey:SetSize(32, 32)
	main.hotkey.texture = main.hotkey:CreateTexture("$parent_HOTKEY", "OVERLAY", nil, 7)
	main.hotkey.texture:SetTexture(db.ICONS[id])
	main.hotkey.texture:SetAllPoints()

	main.hotkey:SetFrameLevel(20)

	-- create this as a separate frame so that drop shadow doesn't overlay modifiers
	main.shadow = CreateFrame("Frame", main:GetName().."_SHADOW", ab.bar)
	main.shadow:SetPoint("CENTER", main, "CENTER", 0, -6)
	main.shadow:SetSize(82, 82)
	main.shadow.texture = main.shadow:CreateTexture("$parent_shadow", "OVERLAY", nil, 7)
	main.shadow.texture:SetTexture(format(TEX_PATH, "Button\\BigShadow"))
	main.shadow.texture:SetAllPoints()
	main.shadow:SetFrameLevel(1)
	main.shadow:SetAlpha(0.75)

	Mixin(wrapper, Wrapper)

	wrapper:UpdateOrientation(orientation)

	LibRegistry[id] = wrapper

	return wrapper
end

--- Temporary stuff
local swapTypes = {
	swapmain = function(wrapper, id, button, stateType, stateID)
		if id ~= "" then
			button:SetState("", stateType, stateID)
			button:SetState("SHIFT-", stateType, stateID)
			button:SetState("CTRL-", stateType, stateID)
			button:SetState("CTRL-SHIFT-", stateType, stateID)
		end
		wrapper[""]:SetState(id, stateType, stateID)
	end,
	noswap = function(wrapper, id, button, stateType, stateID)
		button:SetState("", stateType, stateID)
		button:SetState("SHIFT-", stateType, stateID)
		button:SetState("CTRL-", stateType, stateID)
		button:SetState("CTRL-SHIFT-", stateType, stateID)
	end,
}

function Lib:UpdateAllBindings(newBindings)
	local bindings = newBindings or db.Bindings
	ClearOverrideBindings(ab.bar)
	if type(bindings) == "table" then
		for binding, wrapper in pairs(LibRegistry) do
			self:SetState(wrapper, bindings[binding])
		end
	end
end

function Lib:SetEligbleForRebind(button, id)
	button.confRef = _G[button.plainID..id.."_CONF"]
	button:SetAttribute("disableDragNDrop", true)
	button:SetState(id, "custom", {
		tooltip = NOT_BOUND_TOOLTIP,
		texture = "Interface\\Icons\\Pet_Type_Mechanical",
		func = Wrapper.SetRebindButton,
	})
end

function Lib:SetArbitraryBinding(button, binding)
	button:SetAttribute("disableDragNDrop", true)
	return "custom", {
		tooltip = _G["BINDING_NAME_"..binding] or binding,
		texture = ab:GetBindingIcon(binding) or "Interface\\MacroFrame\\MacroFrame-Icon",
		func = function() end,
	}
end

function Lib:SetActionBinding(button, main, id, actionID)
	local key = GetBindingKey(button.plainID)
	if key then
		ab.bar:RegisterOverride(id..key, main:GetName())
	end
	button:SetAttribute("disableDragNDrop", false)
	return "action", actionID
end

function Lib:SetState(wrapper, bindings)
	local main = wrapper[""]

	if bindings then
		for id, button in pairs(wrapper.Buttons) do
			local binding = bindings[id]
			local actionID = binding and ConsolePort:GetActionID(binding)
			local stateType, stateID
			if actionID then
				stateType, stateID = self:SetActionBinding(button, main, id, actionID)
			elseif binding then
				stateType, stateID = self:SetArbitraryBinding(button, binding)
			else
				self:SetEligbleForRebind(button, id)
			end
			swapTypes["swapmain"](wrapper, id, button, stateType, stateID)
			button:Execute(format([[
				self:RunAttribute("UpdateState", "%s")
				self:CallMethod("UpdateAction")
			]], id))
		end
	else
		for id, button in pairs(wrapper.Buttons) do
			self:SetEligbleForRebind(button, id)
		end
	end
end