How to make Checkpoints on Roblox Studio

#RobloxStudioTutorials

---- Songs ----

Intro Song Link: chill anthem - BROCKBEATS:    • chill anthem  

Outro Song Link: Sweetest - Murat Uslu: (The song got deleted for some reason so here is the link to his youtube channel):    / @muratuslu4013  

Background Music: LuKremBo - boba tea:    • lukrembo - boba tea (no copyright music)  

---- Friend's Game Link! ----

https://web.roblox.com/games/56477165...

---- Profile Link! ----

https://web.roblox.com/users/97907289...

---- Script ----
local checkpoints = workspace:WaitForChild("Checkpoints")

local Players = game:GetService("Players")
local RunService = game:GetService("RunService")

local DatastoreService = game:GetService("DataStoreService")
local Data = DatastoreService:GetDataStore("1")
local sessionData = {}

function PlayerAdded(player)
local leaderstats = Instance.new("Folder")
leaderstats.Name = "leaderstats"

local stage = Instance.new("NumberValue")
stage.Name = "Stage"
stage.Parent = leaderstats

local success = nil
local playerData = nil
local attempt = 1

repeat
success, playerData = pcall(function() -- here pcall or protected call is just repeat waiting until the data loads for the player
return Data:GetAsync(player.UserId)
end)

attempt += 1
if not success then
warn(playerData)
task.wait(2)
end

until success or attempt == 5 -- it repeats it until it loads

if success then --if it loads then make the table with their data inside
print("Data loaded: "..player.Name)
if not playerData then -- if they have no table then their a new player so we create the table
print("new player, giving default data")

playerData = {
["Stage"] = 1, --add all your values and stuff inside of the data

}
end

sessionData[player.UserId] = playerData --set the data to a table with the players id and make to make a variable
else
warn("couldnt load data: "..player.Name)
player:Kick("couldnt load your data, rejoin") --if the data couldnt load we kick them so their not just sitting there forever waiting
end

stage.Value = sessionData[player.UserId].Stage --here we get the numbervalue created above and get the value of it and set it to the value inside of the table

stage:GetPropertyChangedSignal("Value"):Connect(function()
sessionData[player.UserId].Stage = stage.Value --update the table value whenever the leaderstat value changes
end)


leaderstats.Parent = player

end

Players.PlayerAdded:Connect(function(player)
PlayerAdded(player)

player.CharacterAdded:Connect(function(char)
local leaderstats = player:WaitForChild("leaderstats")
local stage = leaderstats.Stage

local hum = char:WaitForChild("Humanoid")
task.wait()
char:MoveTo(checkpoints[stage.Value].Position)

hum.Touched:Connect(function(hit)
if hit.Parent == checkpoints then
if tonumber(hit.Name) == stage.Value + 1 then
stage.Value += 1
end
end
end)
end)
end)



function PlayerLeaving(player)

if sessionData[player.UserId] then
local success = nil
local errorMsg = nil
local attempt = 1


repeat
success, errorMsg = pcall(function()
Data:SetAsync(player.UserId, sessionData[player.UserId]) --here is the same as loading data just repeat waits until the data saves
end)

attempt += 1
if not success then
warn(errorMsg)
task.wait(2)
end

until success or attempt == 5

if success then
print("Data saved: "..player.Name)
else
warn("Cant save: "..player.Name)
end

end

end

Players.PlayerRemoving:Connect(PlayerLeaving)

function ServerShutdown()
if RunService:IsStudio() then
return
end

for i, player in ipairs(Players:GetPlayers()) do
task.spawn(function()
PlayerLeaving(player)
end)
end
end
game:BindToClose(ServerShutdown)

-Credits to ArcherAngle6