Deactivate buttons while linux is loading

import * as tests from "./exercises.mjs"

import { createExerciseCard, displayAsSolved, displayAsNonCurrent, displayAsCurrent, displayAsVerifying, displayAsNonVerifying, displayAsUnusuallyLongVerifying } from "./exercises.cards.mjs"

import { Exercise } from "./exercises.api.mjs"

import { enableAutoFocus } from "./jslinux.api.mjs"

import { enableAutoFocus, isVmLoading } from "./jslinux.api.mjs"

import { waitFor } from "./util.mjs"

const testId = new URLSearchParams(location.search).get("id")

const currentTest = tests[testId]

    })

}

/**

 * Enables or disables all exercise action buttons

 * @param {boolean} enabled If all exercise action buttons should be enabled

 */

function setExerciseActionButtonsEnabled(enabled) {

    document.querySelectorAll(".exercise.card .actions button").forEach(buttonEl => buttonEl.disabled = !enabled)

}

function redirectToPractice() {

    // TODO Use something nicer based on URLSearchParams

    location.search = `?id=practice`

}

export function main() {

export async function main() {

    if(currentTest === undefined) {

        // When no test can be loaded, redirect to a URL which leads to a known existing test

        redirectToPractice()

    enableAutoFocus()

    initExerciseList()

    setExerciseActionButtonsEnabled(false)

    initActionLinks()

    startExercise(currentTest.getNextUnsolvedExercise(currentState))

    // Enable all exercise action buttons as soon as the VM has booted

    await waitFor(()=>!isVmLoading())

    setExerciseActionButtonsEnabled(true)

}

window.onload = main