b38dea0597
Share Gaia assets and adapters, keep private profiles and development documents local, and update both public READMEs.
85 lines
2.8 KiB
JavaScript
85 lines
2.8 KiB
JavaScript
'use strict';
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// Whenever the check button is clicked,
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// we delete previously displayed result (if any) then show new result
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function checkSDCards() {
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var sdcards = navigator.getDeviceStorages('sdcard');
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document.getElementById('numOfCards').textContent = sdcards.length;
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// cardInfo collection
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var cardsInfo = document.getElementById('cardsInfo');
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// Clear last result
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while (cardsInfo.firstChild) {
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cardsInfo.removeChild(cardsInfo.firstChild);
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}
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// Show new result
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sdcards.forEach(function showCards(card, index, cards) {
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// To add a new SD cardInfo,
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// first copy one from card_template then modify it.
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var template = document.getElementById('card_template');
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var cardInfo = template.cloneNode(true);
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cardInfo.id = 'card' + index;
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cardInfo.classList.remove('invisible');
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var cardNo =
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cardInfo.querySelector('#card' + index + ' > .no > span');
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var cardStatus =
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cardInfo.querySelector('#card' + index + ' > .status > span');
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var cardSpace =
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cardInfo.querySelector('#card' + index + ' > .space');
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var cardSpaceTotal =
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cardInfo.querySelector('#card' + index + ' > .space > .totalSpace');
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var cardSpaceFree =
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cardInfo.querySelector('#card' + index + ' > .space > .freeSpace');
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var cardSpaceUsed =
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cardInfo.querySelector('#card' + index + ' > .space > .usedSpace');
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cardNo.textContent = index;
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// Show availability and hide other infomation if not available
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var reqAvailable = card.available();
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reqAvailable.onsuccess = function() {
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cardStatus.textContent = this.result;
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if (this.result == 'shared' || this.result == 'unavailable') {
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cardSpace.classList.add('invisible');
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}
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};
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reqAvailable.onerror = function() {
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cardStatus.textContent = 'Unable to get sdcard status' + this.error.name;
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};
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// Show space info.
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// If the other space info is already updated, show total space
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var reqFree = card.freeSpace();
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reqFree.onsuccess = function() {
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var spaceGB = this.result / Math.pow(10, 9);
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cardSpaceFree.textContent = spaceGB;
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if (cardSpaceTotal.textContent == '') {
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cardSpaceTotal.textContent = spaceGB;
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}
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else {
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cardSpaceTotal.textContent =
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parseFloat(cardSpaceTotal.textContent) + spaceGB;
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}
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};
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var reqUsed = card.usedSpace();
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reqUsed.onsuccess = function() {
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var spaceGB = this.result / Math.pow(10, 9);
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cardSpaceUsed.textContent = spaceGB;
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if (cardSpaceTotal.textContent == '') {
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cardSpaceTotal.textContent = spaceGB;
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}
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else {
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cardSpaceTotal.textContent =
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parseFloat(cardSpaceTotal.textContent) + spaceGB;
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}
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};
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cardsInfo.appendChild(cardInfo);
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});
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}
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window.addEventListener('load', function() {
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document.getElementById('check').addEventListener('click', checkSDCards);
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});
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