Laser Gun Script

local Debris = game:GetService("Debris")

local LaserGun = script.Parent
local Tip = LaserGun.Tip

local Player = game.Players.LocalPlayer
local Character = Player.Character

local GunDamage = 30


LaserGun.Equipped:Connect(function(Mouse)
    Mouse.Button1Down:Connect(function()
        local Laser = Ray.new(Tip.CFrame.p, (Mouse.Hit.p - Tip.CFrame.p).unit * 300)
        local HitPart, HitPosition = game.Workspace:FindPartOnRay(Laser, Character, false, true)

        local LaserBeam = Instance.new("Part", game.Workspace)
        LaserBeam.BrickColor = BrickColor.new("Bright green")
        LaserBeam.FormFactor = "Custom"
        LaserBeam.Material = "Neon"
        LaserBeam.Transparency = 0.25
        LaserBeam.Anchored = true
        LaserBeam.CanCollide = false

        local LaserDistance = (Tip.CFrame.p - HitPosition).Magnitude
        LaserBeam.Size = Vector3.new(0.3, 0.3, LaserDistance)
        LaserBeam.CFrame = CFrame.new(Tip.CFrame.p, HitPosition) * CFrame.new(0, 0, -LaserDistance/2)

        Debris:AddItem(LaserBeam, 0.1)

        if HitPart then
            local HitHumanoid = HitPart.Parent:FindFirstChild("Humanoid")

            if not HitHumanoid then
                HitHumanoid = HitPart.Parent.Parent:FindFirstChild("Humanoid")
            end

            if HitHumanoid then
                HitHumanoid:TakeDamage(GunDamage)
            end
        end
    end)
end)