MIcrobit Reaction Game With Sound

index.ts

let initialMode = 0
let countdownMode = 100
let cheatedMode = 200
let playingMode = 300
let finishedMode = 400
let soundDuration = 300
let p1Wins = false
let randomTime = 0
let gameStartTime = 0
let activeMode = initialMode

let p1Score = 0
let p2Score = 0

let winSoundPlayed = false

let gameTime = () => input.runningTime() - gameStartTime


type note = {frequency:number, duration:number}
type rest = {duration:number}
type tune = (note|rest)[]

const isNote = (f: rest | note): f is note => {
    return (f as note).frequency !== undefined
}


const gameMusic = {
    play:(tune:tune) =>{
        tune.forEach(x=>{ 
            if (isNote(x))
                music.playTone(x.frequency, x.duration)
            else
                music.rest(x.duration)
         })
    },
    error: () => { music.playTone(100,100) },
    start: () => { music.playTone(1000, 100) },
    winner: () => {
        if (!winSoundPlayed)
            {
                let d = 70
                gameMusic.play([
                    { frequency: 1000, duration: d}, 
                    { frequency: 2000, duration: d }, 
                    { frequency: 3000, duration: d },
                    { frequency: 4000, duration: d },
                    { frequency: 5000, duration: d },
                    { frequency: 1000, duration: d },
                    { frequency: 2000, duration: d },
                    { frequency: 3000, duration: d },
                    { frequency: 4000, duration: d },
                    { frequency: 5000, duration: d },
                    ])
                winSoundPlayed = true
            }
    }
}

// Game loop
while (true) {
    let p1Pressed = false
    let p2Pressed = false

    if (input.buttonIsPressed(Button.A)) {
        basic.showNumber(p1Score, 0)
    } else if (input.buttonIsPressed(Button.B)) {
        basic.showNumber(p2Score, 0)
    } else {

        // Power on
        if (activeMode == initialMode) {
            basic.showIcon(IconNames.StickFigure, 0)
        }

        // Start Game
        if (input.pinIsPressed(TouchPin.P0)) {
            music.stopAllSounds()
            gameMusic.start()
            winSoundPlayed=false
            gameStartTime = input.runningTime()
            randomTime = Math.randomRange(1000, 5000)
            activeMode = countdownMode
            p1Wins = false
        }
        
        let ringTime = 100  
        // Countdown Mode
        if (activeMode == countdownMode) {
            let gt = gameTime()
            
            if (gt <= 1000) {
                basic.showNumber(3, 0)
            } else if (gt <= 2000) {
                basic.showNumber(2, 0)
            } else if (gt <= 3000) {
                basic.showNumber(1, 0)
            } else if (gt <= 3000 + randomTime) {
                basic.clearScreen() }
            else
            {
                basic.showLeds(`
                . . . . .
                . . . . .
                . . # . .
                . . . . .
                . . . . .
                `, 0)
                activeMode = playingMode
            }
        }


        p1Pressed = input.pinIsPressed(TouchPin.P1)
        p2Pressed = input.pinIsPressed(TouchPin.P2)

        if (activeMode == playingMode && (p1Pressed || p2Pressed)) {
            music.stopAllSounds()
            activeMode = finishedMode
            if (p1Pressed) {
                p1Score++
                p1Wins = true
            } else {
                p2Score++
            }
        }

        if (activeMode == finishedMode) {
            if (p1Wins)
                basic.showArrow(ArrowNames.West, 0)
            else
                basic.showArrow(ArrowNames.East, 0)

            gameMusic.winner()
        }

        // Check for cheats (There is a bug here as once one has cheated it changes to cheat mode. Can't catch both cheats)
        if (activeMode == countdownMode && (p1Pressed || p2Pressed)) {
            activeMode = cheatedMode
            if (p1Pressed && !p2Pressed) // p1 cheated
            {
                gameMusic.error()
                basic.showLeds(`
                . . . . .
                . . . . .
                # . # . .
                . # . . .
                # . # . .
                `, 0)
            }

            if (!p1Pressed && p2Pressed) {
                gameMusic.error()
                basic.showLeds(`
                . . . . .
                . . . . .
                . . # . #
                . . . # .
                . . # . #
                `, 0)
            }

            // if (p1Pressed && p2Pressed) { // both cheated
            //     basic.showIcon(IconNames.Angry) 
            // }

        }
    }


}