1. local function getPlayerInfo(playerName) -- get the player's info
2.     -- TODO: replace this with a real function that fetches the player's info from the Roblox leaderboard API
3. end
4.  
5. getpartafromport = function(port, name)
6.     local gpio = require("gpio")
7.     gpio.init()
8.     return gpio.servo(port, name)
9. end
10.  
11. local motorPins = {12, 13, 14} -- {1:Left Motor, 2:Right Motor, 3:Vertical Motor}
12. local speed = 50 -- speed value between 0 and 100
13. local targetPlayer = "Player" -- name of the player to follow
14.  
15. local gyro = getpartafromport(1, "Gyro")
16. bt.init()
17. bt.connect("GYRO-6000")
18.  
19. motor.setup(motorPins, speed)
20.  
21. function target(playerName)
22.     targetPlayer = playerName
23.     print("Now following " .. targetPlayer .. " in leaderboard roblox list.")
24. end
25.  
26. function stopTargeting()
27.     targetPlayer = nil
28.     print("Stopped targetting the player in leaderboard roblox list.")
29. end
30.  
31. while true do
32.     if targetPlayer then
33.         local playerInfo = getPlayerInfo(targetPlayer)
34.         if playerInfo then
35.             local targetAngle = atan2(playerInfo.Y - 50, playerInfo.X - 50) * 180 / pi
36.             gyro.targetRotationY(targetAngle)
37.         else
38.             print("Player not found in leaderboard roblox list.")
39.         end
40.     end
41.     wait(0.05)
42. end