function Wipe () {
    pins.digitalWritePin(DigitalPin.P0, 1)
    pins.digitalWritePin(DigitalPin.P1, 1)
    pins.digitalWritePin(DigitalPin.P2, 0)
}
function Soap () {
    pins.digitalWritePin(DigitalPin.P0, 0)
    pins.digitalWritePin(DigitalPin.P1, 1)
    pins.digitalWritePin(DigitalPin.P2, 1)
}
function Reset () {
    pins.digitalWritePin(DigitalPin.P0, 1)
    pins.digitalWritePin(DigitalPin.P1, 1)
    pins.digitalWritePin(DigitalPin.P2, 1)
}
function Water () {
    pins.digitalWritePin(DigitalPin.P0, 1)
    pins.digitalWritePin(DigitalPin.P1, 0)
    pins.digitalWritePin(DigitalPin.P2, 1)
}
basic.forever(function () {
    led.setBrightness(50)
    let i: number;
let j: number;
// detects sound.  If its over 128d:
    if (input.soundLevel() > 135) {
        // pours water  for 5 sec
        basic.pause(2000)
        basic.showLeds(`
            # # # # #
            . # . # .
            . # # # .
            . . . # .
            . . . # .
            `)
        Water()
        basic.pause(5000)
        // poures soap for 2 sec
        basic.showLeds(`
            # # # # #
            . # . # .
            # # # # .
            # . . # .
            . # . # .
            `)
        Soap()
        basic.pause(2000)
        Reset()
        // let wash your hand for 20sec with secs on screen
        basic.clearScreen()
        i = 0
        j = 0
        for (let index = 0; index < 4; index++) {
            for (let index = 0; index < 5; index++) {
                led.plot(4, 3)
                led.plot(i, j)
                basic.pause(500)
                i += 0 + 1
                led.unplot(4, 3)
                basic.pause(500)
            }
            i = 0
            j += 0 + 1
        }
        // Pours water again for 10 sec
        Water()
        basic.showLeds(`
            # # # # #
            . # . # .
            . # # # .
            . . . # .
            . . . # .
            `)
        basic.pause(10000)
        Reset()
        // Wipe
        Wipe()
        basic.showString("T")
        basic.pause(100)
        Reset()
        basic.clearScreen()
    }
})