-- Neuron is a World of Warcraft® user interface addon.
-- Copyright (c) 2017-2021 Britt W. Yazel
-- Copyright (c) 2006-2014 Connor H. Chenoweth
-- This code is licensed under the MIT license (see LICENSE for details)

---@class BAGBTN : BUTTON @class BAGBTN inherits from class BUTTON
local BAGBTN = setmetatable({}, {__index = Neuron.BUTTON})
Neuron.BAGBTN = BAGBTN

if Neuron.isWoWClassicEra or Neuron.isWoWClassic then
	Neuron.NUM_BAG_BUTTONS = 6
else
	Neuron.NUM_BAG_BUTTONS = 5
end

local blizzBagButtons

if Neuron.isWoWClassicEra or Neuron.isWoWClassic then
	blizzBagButtons = {
		KeyRingButton, --wow classic has a keyring button
		CharacterBag3Slot,
		CharacterBag2Slot,
		CharacterBag1Slot,
		CharacterBag0Slot,
		MainMenuBarBackpackButton}
else
	blizzBagButtons = {
		CharacterBag3Slot,
		CharacterBag2Slot,
		CharacterBag1Slot,
		CharacterBag0Slot,
		MainMenuBarBackpackButton}
end

---------------------------------------------------------

---Constructor: Create a new Neuron BUTTON object (this is the base object for all Neuron button types)
---@param bar BAR @Bar Object this button will be a child of
---@param buttonID number @Button ID that this button will be assigned
---@param defaults table @Default options table to be loaded onto the given button
---@return BAGBTN @ A newly created BAGBTN object
function BAGBTN.new(bar, buttonID, defaults)
	--call the parent object constructor with the provided information specific to this button type
	local newButton = Neuron.BUTTON.new(bar, buttonID, BAGBTN, "BagBar", "BagButton", "NeuronAnchorButtonTemplate")

	if defaults then
		newButton:SetDefaults(defaults)
	end

	return newButton
end

--------------------------------------------------------

function BAGBTN:SetType()
	if blizzBagButtons[self.id] then
		self.hookedButton = blizzBagButtons[self.id]
		self.hookedButton:ClearAllPoints()
		self.hookedButton:SetParent(self)
		self.hookedButton:Show()
		if (Neuron.isWoWClassicEra or Neuron.isWoWClassic) and self.id==1 then --the keyring button should be aligned to the right because it's only 1/3 the width of the other bag buttons
			self.hookedButton:SetPoint("RIGHT", self, "RIGHT")
		else
			self.hookedButton:SetPoint("CENTER", self, "CENTER")
		end
	end

	self:SetSkinned()
end

function BAGBTN:SetData(bar)
	if bar then
		self.bar = bar
		self:SetFrameStrata(bar.data.objectStrata)
		self:SetScale(bar.data.scale)
		self.isShown = true
	end
end

---simplified SetSkinned for the Bag Buttons. They're unique in that they contain buttons inside of the buttons
function BAGBTN:SetSkinned()
	local SKIN = LibStub("Masque", true)

	if SKIN then

		local bar = self.bar

		if bar then
			local btnData = {
				Normal = self.hookedButton:GetNormalTexture(),
				Icon = self.hookedButton.icon,
				Count = self.hookedButton.Count,
				Pushed = self.hookedButton:GetPushedTexture(),
				Disabled = self.hookedButton:GetDisabledTexture(),
				Checked = self.hookedButton.SlotHighlightTexture, --blizzard in 8.1.5 took away GetCheckedTexture from the bag buttons for ~some~ reason. This is now the explicit location the element we want
				Highlight = self.hookedButton:GetHighlightTexture(),
			}

			SKIN:Group("Neuron", bar.data.name):AddButton(self, btnData, "Item")

			self.skinned = true
		end
	end
end

function BAGBTN:UpdateUsable()
	--empty--
end