Roblox coin pickup script

-- Coin pickup: gives coins and respawns after a delay.
-- Needs the Leaderstats (coins) script so player.leaderstats.Coins exists.

local COIN_VALUE = 1
local RESPAWN_TIME = 10       -- seconds before the coin comes back. Use 0 to remove it for good.

local Players = game:GetService("Players")

local coin = script.Parent
local collected = false

coin.Touched:Connect(function(hit)
	if collected then
		return
	end

	local player = Players:GetPlayerFromCharacter(hit.Parent)
	if not player then
		return
	end

	local leaderstats = player:FindFirstChild("leaderstats")
	local coins = leaderstats and leaderstats:FindFirstChild("Coins")
	if not coins then
		return
	end

	collected = true
	coins.Value += COIN_VALUE

	-- Hide the coin.
	coin.Transparency = 1
	coin.CanTouch = false

	if RESPAWN_TIME <= 0 then
		coin:Destroy()
		return
	end

	task.wait(RESPAWN_TIME)

	coin.Transparency = 0
	coin.CanTouch = true
	collected = false
end)