rednet.open("left")
os.loadAPI('json')
function get()
   local object = json.decodeFromFile("bot/cords.json")
   cords = {object["x"], object["y"], object["z"], object["direction"]}
end

function add_to_cords(x, y, z)
    old_cords = get()
    old_x = old_cords[1]
    old_y = old_cords[2]
    old_z = old_cords[3]
    dir = old_cords[4]
    x = tostring(tonumber(old_x) + x)
    y = tostring(tonumber(old_y) + y)
    z = tostring(tonumber(old_z) + z)
    obj = "{\n \"x\": \"" .. tostring(x) .. "\",\n \"y\": \"" .. tostring(y) .. "\",\n \"z\": \"".. tostring(z) .. "\",\n \"direction\": \"" .. tostring(dir) .. "\"\n}"
    f = fs.open("bot/cords.json", 'w')
    f.write(obj)
    f.close()
    print(obj)
    sleep(2)
end

function turnLeft()

end

function turnRight()

end

function forward()

end

function back()

end

while true do
    sender, message, method = rednet.receive()
    if message == "w" then
            turtle.forward()
        elseif message == "s" then
            turtle.back()
        elseif message == "a" then
            turtle.turnLeft()
        elseif message == "d" then
            turtle.turnRight()
        elseif message == "r" then
            turtle.refuel()
    end
end