simplePorjectile.lua

local Players = game:GetService("Players")
local projectileBase = script.Parent.projectile
local prompt = script.Parent.ProximityPrompt

prompt.Triggered:Connect(function (player)
	shootProjectile(30, 0.95, 2, 10)
end)


-- example call: shootProjectile(30, 0.95, 2, 10)
function shootProjectile(speed, antiGravity, waitTime, damageTaken)
	local projectile = script.Parent.projectile:Clone()
	projectile.Parent = workspace
	projectile.Touched:Connect(function(touched)
		local human = touched.Parent:FindFirstChildWhichIsA("Humanoid")
		if human then
			human:TakeDamage(damageTaken)
		end
	end)

	projectile.CFrame = projectile.CFrame - script.Parent.CFrame.XVector.Unit * 0.5
	projectile.Anchored = false
	projectile.Velocity = -script.Parent.CFrame.XVector.Unit * speed
	projectile.VectorForce.Force = Vector3.new(0, projectile.AssemblyMass * workspace.Gravity * antiGravity ,0)
	wait(waitTime)
	projectile:Destroy()
end


while true do
	wait(3)
	shootProjectile(30, 0.95, 2, 10)
end