local I=import("\046\046\047\097\115\115\105\103\110")local u=import("\046\046\047\116\121\112\101\075\101\121")local z=import("\046\046\047\102\117\110\099\116\105\111\110\115\047\116\121\112\101\111\102")local s=import("\046\047\085\068\105\109")local function C(I,u,z)return(1-z)*I+u*z end local R={}setmetatable(R,{__tostring=function()return"\085\068\105\109\050"end})local Q={}function Q.Lerp(z,I,u)return R.new(C(z.X.Scale,I.X.Scale,u),C(z.X.Offset,I.X.Offset,u),C(z.Y.Scale,I.Y.Scale,u),C(z.Y.Offset,I.Y.Offset,u))end local w={}w[u]="\085\068\105\109\050"function w.__index(u,I)local z=(getmetatable(u)).internal if z[I]~=nil then return z[I]end if Q[I]~=nil then return Q[I]end error(string.format("\037\115 \105\115 \110\111\116 \097 \118\097\108\105\100 \109\101\109\098\101\114 \111\102 \085\068\105\109\050",tostring(I)),2)end function w.__eq(u,I)return u.X==I.X and u.Y==I.Y end function w.__add(u,I)return R.new(u.X+I.X,u.Y+I.Y)end function R.new(...)if select("\035",...)==0 then return R.new(s.new(0,0),s.new(0,0))end if select("\035",...)==4 then local I,u,z,C=...if type(I)~="\110\117\109\098\101\114"or type(u)~="\110\117\109\098\101\114"or type(z)~="\110\117\109\098\101\114"or type(C)~="\110\117\109\098\101\114"then error("\085\068\105\109\050\046\110\101\119\040\120\083\099\097\108\101\044 \120\079\102\102\115\101\116\044 \121\083\099\097\108\101\044 \121\079\102\102\115\101\116\041 \116\097\107\101\115 \105\110 \052 \110\117\109\098\101\114\115",2)end return R.new(s.new(I,u),s.new(z,C))end local u,C=...if z(u)~="\085\068\105\109"or z(C)~="\085\068\105\109"then error("\085\068\105\109\050\046\110\101\119\040\120\068\105\109\044 \121\068\105\109\041 \116\097\107\101\115 \105\110 \050 \085\068\105\109\115",2)end local Q={X=u,Y=C;Width=u;Height=C}local Z=newproxy(true)I(getmetatable(Z),w);(getmetatable(Z)).internal=Q return Z end return R
local assign = import("../assign")
local typeKey = import("../typeKey")
local typeof = import("../functions/typeof")
local UDim = import("./UDim")

local function lerpNumber(a, b, alpha)
	return (1 - alpha) * a + b * alpha
end

local UDim2 = {}

setmetatable(UDim2, {
	__tostring = function()
		return "UDim2"
	end,
})

local prototype = {}

function prototype:Lerp(goal, alpha)
	return UDim2.new(
		lerpNumber(self.X.Scale, goal.X.Scale, alpha),
		lerpNumber(self.X.Offset, goal.X.Offset, alpha),
		lerpNumber(self.Y.Scale, goal.Y.Scale, alpha),
		lerpNumber(self.Y.Offset, goal.Y.Offset, alpha)
	)
end

local metatable = {}
metatable[typeKey] = "UDim2"

function metatable:__index(key)
	local internal = getmetatable(self).internal

	if internal[key] ~= nil then
		return internal[key]
	end

	if prototype[key] ~= nil then
		return prototype[key]
	end

	error(string.format("%s is not a valid member of UDim2", tostring(key)), 2)
end

function metatable:__eq(other)
	return self.X == other.X and self.Y == other.Y
end

function metatable:__add(other)
	return UDim2.new(self.X + other.X, self.Y + other.Y)
end

function UDim2.new(...)
	if select("#", ...) == 0 then
		return UDim2.new(
			UDim.new(0, 0),
			UDim.new(0, 0)
		)
	end

	if select("#", ...) == 4 then
		local xScale, xOffset, yScale, yOffset = ...
		if type(xScale) ~= "number" or type(xOffset) ~= "number" or
			type(yScale) ~= "number" or type(yOffset) ~= "number" then
			error("UDim2.new(xScale, xOffset, yScale, yOffset) takes in 4 numbers", 2)
		end

		return UDim2.new(
			UDim.new(xScale, xOffset),
			UDim.new(yScale, yOffset)
		)
	end

	local xDim, yDim = ...

	if typeof(xDim) ~= "UDim" or typeof(yDim) ~= "UDim" then
		error("UDim2.new(xDim, yDim) takes in 2 UDims", 2)
	end

	local internalInstance = {
		X = xDim,
		Y = yDim,
		Width = xDim,
		Height = yDim,
	}
	local instance = newproxy(true)

	assign(getmetatable(instance), metatable)
	getmetatable(instance).internal = internalInstance

	return instance
end

return UDim2
