SIO 2

local io = peripheral.wrap("right")


pos = {}
if(not peripheral.isPresent("left")) then
  turtle.select(1)
  turtle.equipLeft()
  ent = peripheral.wrap("left")
  pos = ent.getPos()
  turtle.equipLeft()
else
  ent = peripheral.wrap("left")
  pos = ent.getPos()
end

if io.isConnected() then
  io.disconnect()
end

local key=fs.open("key","r").readAll()

io.connect("turtle.sandhose.fr:4321/turtle","key="..key.."&name="..os.getComputerLabel())

--[[local timerPending = false--]]


nextDirs = {left = {WEST="SOUTH", SOUTH="EAST", EAST="NORTH", NORTH="WEST"}, right = {SOUTH="WEST", EAST="SOUTH", NORTH="EAST", WEST="NORTH"}}

moveDirs = {
  NORTH = {0, 0, -1}, SOUTH = {0, 0, 1}, EAST = {1, 0, 0}, WEST = {-1, 0, 0}, up = {0, 1, 0}, down = {0, -1, 0}
}

oppositeDirs = {WEST = "EAST", EAST = "WEST", NORTH = "SOUTH", SOUTH = "NORTH"}

function addVectorToPos(v)
  pos.X = pos.X + v[1]
  pos.Y = pos.Y + v[2]
  pos.Z = pos.Z + v[3]
end

function updatePos(a)

  if(pos ~= {}) then
    if(a == "left" or a == "right") then
      pos.dir = nextDirs[a][pos.dir]
    end
    if(a == "forward") then
      addVectorToPos(moveDirs[pos.dir])
    end
    if(a == "back") then
      addVectorToPos(moveDirs[oppositeDirs[pos.dir]])
    end
    if(a == "up" or a == "down") then
      addVectorToPos(moveDirs[a])
    end
  end
end

while true do
  if io.isConnected() then



    if peripheral.isPresent("left") then
      if(ent == nil) then ent = peripheral.wrap("left") end
      pos = ent.getPos()
      local entities = ent.getNearbyEnt()
      io.emit("update entities", entities)
    end

    if(pos ~= {}) then
      io.emit("set location", pos)
    end

    io.emit("update data", { fuel=turtle.getFuelLevel() })
    --[[
    if timerPending == false then
      os.startTimer(0.5)
      timerPending = true
    end
    --]]
    local event, p1, p2 = os.pullEvent("socketio_event")
    if event == "socketio_event" then
      if p1 == "command" then
        if p2 == "turnLeft" then
          turtle.turnLeft()
          updatePos("left")
        elseif p2 == "turnRight" then
          turtle.turnRight()
          updatePos("right")
        elseif p2 == "forward" then
          turtle.forward()
          updatePos("forward")
        elseif p2 == "back" then
          turtle.back()
          updatePos("back")
        elseif p2 == "up" then
          turtle.up()
          updatePos("up")
        elseif p2 == "down" then
          turtle.down()
          updatePos("down")
        elseif p2 == "swap" then
          turtle.equipLeft()
        elseif p2 == "attack" then
          turtle.attack()
        else
          print("Unknown Command")
        end
      end
    elseif event == "timer" then
      print("tick")
      timerPending = false
    end
    --[[
    if timerPending == false then
      os.startTimer(0.5)
      timerPending = true
    end
    --]]
  end
end