microbit:whack-a-mole.js

// Editor https://makecode.microbit.org/
// Use 1 microbit as 'master' controller. Others act as 'moles', randomly showing image to hit.
// If hit (shake) while showing image, master microbit increments and shows score
let showing = false
let score = 0
let master = false
input.onButtonPressed(Button.A, () => {
    master = true
    radio.sendString("start")
})
radio.onDataPacketReceived( ({ receivedString }) =>  {
    if (receivedString == "start") {
        for (let index = 0; index <= 2; index++) {
            basic.showNumber(3 - index)
            basic.pause(1000)
        }
        basic.clearScreen()
        while (true) {
            basic.pause(Math.random(5001))
            showing = true
            basic.showIcon(IconNames.Ghost)
            basic.pause(500)
            showing = false
            basic.clearScreen()
        }
    } else if (receivedString == "hit") {
        score += 1
        if (master) {
            basic.showNumber(score)
        }
    }
})
input.onGesture(Gesture.Shake, () => {
    if (showing) {
        showing = false
        basic.showIcon(IconNames.No)
        radio.sendString("hit")
    }
})
radio.setGroup(1)
game.setScore(0)
score = 0