function change_colors () {
    h += 1
    if (h > 360) {
        h = 0
    }
    strip.showColor(neopixel.hsl(h, l, s))
    strip2.showColor(neopixel.hsl(360 - h, l, s))
    basic.pause(10)
}
function flags () {
    for (let index = 0; index < 2; index++) {
        for (let index = 0; index < 23; index++) {
            push_color(1, NeoPixelColors.Yellow)
        }
        for (let index = 0; index < 23; index++) {
            push_color(1, blue_color)
        }
    }
    for (let index = 0; index < 9; index++) {
        push_color(1, NeoPixelColors.Yellow)
    }
    for (let index = 0; index < 9; index++) {
        push_color(1, NeoPixelColors.Green)
    }
    for (let index = 0; index < 9; index++) {
        push_color(1, NeoPixelColors.Red)
    }
    for (let index = 0; index < 23; index++) {
        push_color(1, blue_color)
    }
}
input.onButtonPressed(Button.A, function () {
    mode += 1
    if (mode >= 2) {
        mode = 0
    } 
})
input.onButtonPressed(Button.B, function () {
    l = randint(0, 100)
    s = randint(0, 100)
})
let s = 0
let l = 0
let h = 0
let blue_color = 0
let strip: neopixel.Strip = null
let strip2: neopixel.Strip = null
let mode = 0
h = 0
l = randint(0, 100)
s = randint(0, 100)
blue_color = neopixel.hsl(260, 70, 40)
function push_color(m: number, color: NeoPixelColors) {
    if(mode !== m) {
        return
    }

    strip.rotate(1)
    strip.setPixelColor(0, color)
    strip.show()
    strip2.rotate(1)
    strip2.setPixelColor(0, color)
    strip2.show()
    basic.pause(50)
}
strip = neopixel.create(DigitalPin.P0, 23, NeoPixelMode.RGB)
strip2 = neopixel.create(DigitalPin.P1, 23, NeoPixelMode.RGB)
mode = 0
basic.forever(function () {
    if (mode == 1) {
        flags()
    } else {
        if (mode == 0) {
            change_colors()
        }
    }
})