Precise steering v3

#Requires AutoHotkey v2.0
#SingleInstance

SetKeyDelay 0, 0
A_HotkeyInterval := 0
SendMode "input"
CoordMode "tooltip", "screen"

#R::reload
#UseHook 1

keys := ["Numpad0", "2", "3", "4", "5"]
ak := [0,0,0,0,0]
lastAk := 0

*Numpad0:: {
    global
    lastAk := 1
    setAk(1)
    KeyWait "Numpad0"
    setAk(5)
    lastAk := 0
}
*2:: {
    global
    lastAk := 2
    setAk(2)
    KeyWait "Numpad0"
    setAk(5)
    lastAk := 0
}
*3:: {
    global
    lastAk := 3
    setAk(3)
    KeyWait "Numpad0"
    setAk(5)
    lastAk := 0
}
*4:: {
    global
    lastAk := 4
    setAk(4)
    KeyWait "Numpad0"
    setAk(5)
    lastAk := 0
}
*5:: {
    global
    lastAk := 0
    setAk(5)
    KeyWait "Numpad0"
    setAk(5)
    lastAk := 0
}


SetTimer(updateKeys, 1)

*Left:: {
    global

    Send "{Left down}"
    akCount := 0
    loop ak.length
        akCount += ak[A_Index]
    if (akCount == 2) {
        akPair := getAks()
        if (lastAk != akPair[2])
            setAk(akPair[2])
    } else if (akCount == 1) {
        setAk(getAks()[1], 1)
    }
}

updateKeys() {
    global

    akCount := 0
    loop keys.length {
        state := GetKeyState(keys[A_Index], "P")
        ak[A_Index] := state
        akCount += state
    }

    if (getKeyState("Left", "P")) {
        Send "{Left down}"
        aks := getAks()
        if (akCount == 2) {
            if (lastAk != aks[2])
                setAk(aks[2])
        }
    } else {
        aks := getAks()
        if (akCount == 2) {
            if (lastAk != aks[1])
                setAk(aks[1])
        } else {
            Send "{Left up}"
        }
    }

    if (getKeyState("Right", "P")) {
        Send "{Right down}"
        aks := getAks()
        if (akCount == 2) {
            if (lastAk != aks[2])
                setAk(aks[2])
        }
    } else {
        aks := getAks()
        if (akCount == 2) {
            if (lastAk != aks[1])
                setAk(aks[1])
        } else {
            Send "{Right up}"
        }
    }
}

getAks() {
    global
    akPair := []
    loop ak.length {
        if (ak[A_Index])
            akPair.push(A_Index)
    }
    return akPair
}

press(key) {
    Send "{" key " down}"
    pause 1
    Send "{" key " up}"
    pause 0
}

setAk(key, safe := False) {
    global
    lastAk := key
    if (safe)
        press(keys[5])
    press(keys[key])
}

;setTimer(info, 50)
info() {
    global
    tooltip ak[1] "`n" ak[2] "`n" ak[3] "`n" ak[4] "`n" ak[5], 10, 10
}