local ReplicatedStorage = game:GetService("ReplicatedStorage")
local invUpdate = ReplicatedStorage:WaitForChild("invUpdate")
local Inventory = {}
local clientInv = {}
local cService = game:GetService("CollectionService")
local lastSlot = game.Players.LocalPlayer.PlayerGui:WaitForChild("Inventory").LastSlot
slots = cService:GetTagged("invSlot")

--Non Modules
function invCheck(inv)
    if #clientInv == 0 then
    print("There is nothing in the client's Inventory.")
    clientInv = inv
    for i,v in pairs(clientInv) do
    if #slots == 0 then
        newSlot(i,v)
    else addSlots(i,v)
    end
    end
    end
end


--Modules

function newSlot(name,value)
local scrollingFrame = game.Players.LocalPlayer.PlayerGui.Inventory.invFrame
local firstText = Instance.new("TextButton")
firstText.Name = name
firstText.Parent = scrollingFrame
firstText.Position = UDim2.new(.05, 0,.05, 0)
firstText.Size = UDim2.new(.8, 0, .05, 0)
firstText.BackgroundColor3 = Color3.new(255/255, 235/255, 168/255)
firstText.ZIndex = 2
firstText.Text = name.." - "..value
cService:AddTag(firstText,"invSlot")
scrollingFrame.Parent.LastSlot.Value = name
local constraint = Instance.new("UISizeConstraint")
constraint.Parent = firstText
constraint.MaxSize = Vector2.new(250,50)
print("new item"..name)
end

function addSlots(itemName,itemValue)
local scrollingFrame = game.Players.LocalPlayer.PlayerGui.Inventory.invFrame
cService:GetTagged("invSlots")
local nextText = Instance.new("TextButton")
nextText.Name = itemName
nextText.Position = lastSlot.Position+UDim2.new(0, 0, 0.055, 0)
nextText.Size = lastSlot.Size
nextText.BackgroundColor3 = lastSlot.BackgroundColor3
nextText.ZIndex = 2
nextText.Parent = scrollingFrame
nextText.Text = itemName.." - "..itemValue
cService:AddTag(nextText,"invSlot")
local constraint = Instance.new("UISizeConstraint")
constraint.Parent = nextText
constraint.MaxSize = Vector2.new(250,50)
scrollingFrame.Parent.LastSlot.Value = nextText.Name
print("AddSlot Loaded")
print(nextText.Name.. " and ".. scrollingFrame.Parent.LastSlot.Value)
local scrollSizeY = game.Players.LocalPlayer.PlayerGui.Inventory.invFrame.CanvasSize.Y.Scale
local scrollPosY = game.Players.LocalPlayer.PlayerGui.Inventory.invFrame.Position.Y.Scale
print(nextText.Position.Y.Scale)
if nextText.Position.Y.Scale > scrollPosY+(scrollSizeY-nextText.Position.Y.Scale) then
    game.Players.LocalPlayer.PlayerGui.Inventory.invFrame.CanvasSize=game.Players.LocalPlayer.PlayerGui.Inventory.invFrame.CanvasSize+UDim2.new(0,0,0,50)
    print("AddSlot End")
else
     print("AddSlot End")
end
end




function Inventory.UpdateSlots(remName)
if #slots == 0 then
    print("There is nothing left in the inventory")
else  do
for i,v in pairs(slots)do
    if v.Name == remName then
        print(v.Name.."="..remName)
        print(remName.Name.."being destroyed")
        wait(2)
        remName:Destroy()
        print("destroyed")
end
end
end
end
end
function Inventory.AddSlot(itemName,itemValue)
print("Received Data from GetData")
for i,v in ipairs(slots) do
    if v == itemName then
        v.Text = itemName.." - "..itemValue

    else do
         addSlots(itemName,itemValue)
    end
    end

end
end

function onInvUpdate(player,inventory)
    if player == game.Players.LocalPlayer then
    print(player.Name.." = "..game.Players.LocalPlayer.Name)
    print("Updating Client Inventory")
    invCheck(inventory)
    end
end

invUpdate.OnClientEvent:Connect(onInvUpdate)
return Inventory