-- Key bindings
local jumpKey = Enum.KeyCode.Space
local walkKey = Enum.KeyCode.W
local crouchKey = Enum.KeyCode.LeftControl
local runKey = Enum.KeyCode.LeftShift

-- Walk and run speed
local walkSpeed = 16
local runSpeed = 24

-- Crouch height
local crouchHeight = 1.5

-- Listen for player's input
game:GetService("UserInputService").InputBegan:Connect(function(input, _)
    local player = game.Players.LocalPlayer

    if input.KeyCode == jumpKey then
        -- Implement jump behavior here (e.g., apply an upward force)
        -- Example: player.Character.Humanoid:ChangeState(Enum.HumanoidStateType.Jumping)
    elseif input.KeyCode == walkKey then
        -- Set player's walkspeed to the walk speed
        player.Character.Humanoid.WalkSpeed = walkSpeed
    elseif input.KeyCode == crouchKey then
        -- Set player's walkspeed and height to crouch values
        player.Character.Humanoid.WalkSpeed = walkSpeed
        player.Character.Humanoid.CameraOffset = Vector3.new(0, -0.75, 0)
        player.Character.Humanoid.JumpPower = 0
        player.Character.Humanoid.AutoRotate = false
        player.Character.Humanoid.Crouch = true
        player.Character.Humanoid.CameraOffset = Vector3.new(0, -0.75, 0)
        player.Character.Humanoid.HipHeight = crouchHeight
    elseif input.KeyCode == runKey then
        -- Set player's walkspeed to the run speed
        player.Character.Humanoid.WalkSpeed = runSpeed
    end
end)

-- Reset player's state when keys are released
game:GetService("UserInputService").InputEnded:Connect(function(input, _)
    local player = game.Players.LocalPlayer

    if input.KeyCode == walkKey or input.KeyCode == runKey then
        -- Set player's walkspeed back to default
        player.Character.Humanoid.WalkSpeed = 16
    elseif input.KeyCode == crouchKey then
        -- Reset player's crouch state
        player.Character.Humanoid.AutoRotate = true
        player.Character.Humanoid.Crouch = false
        player.Character.Humanoid.CameraOffset = Vector3.new(0, 0, 0)
        player.Character.Humanoid.HipHeight = 0
    end
end)