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pulsejet 2020-10-20 10:23:48 +00:00
parent 46cba1fb96
commit ef59fb7418
4 changed files with 562 additions and 572 deletions
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41
js/drive.js
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@ -1,24 +1,3 @@
// https://stackoverflow.com/a/9458996
function _bytesToBase64(bytes) {
var binary = '';
var len = bytes.byteLength;
for (var i = 0; i < len; i++) {
binary += String.fromCharCode(bytes[i]);
}
return window.btoa(binary);
}
// https://stackoverflow.com/a/21797381
function _base64ToBytes(base64) {
var binary_string = window.atob(base64);
var len = binary_string.length;
var bytes = new Uint8Array(len);
for (var i = 0; i < len; i++) {
bytes[i] = binary_string.charCodeAt(i);
}
return bytes;
}
// Canvas used for image generation
var generationCanvas = document.createElement('canvas')
window.fileAsyncCache = {};
@ -37,7 +16,6 @@ window.loadFileAsync = function(fullPath, bitmap, callback) {
// Check if already loaded
if (window.fileAsyncCache.hasOwnProperty(mappingKey)) return callback();
console.log('load', mappingKey);
// Show spinner
if (!bitmap && window.setBusy) window.setBusy();
@ -110,14 +88,15 @@ window.loadFileAsync = function(fullPath, bitmap, callback) {
window.saveFile = function(filename) {
const buf = FS.readFile('/game/' + filename);
const b64 = _bytesToBase64(buf);
localforage.setItem(namespace + filename, b64);
localforage.setItem(namespace + filename, buf);
localforage.getItem(namespace, function(err, res) {
if (err || !res) res = {};
res[filename] = 1;
localforage.setItem(namespace, res);
});
(window.saveCloudFile || (()=>{}))(filename, buf);
};
var loadFiles = function() {
@ -132,11 +111,16 @@ var loadFiles = function() {
localforage.getItem(namespace + key, (err, res) => {
if (err) return;
const buf = _base64ToBytes(res);
FS.writeFile('/game/' + key, buf);
// Don't overwrite existing files
const fname = '/game/' + key;
if (FS.analyzePath(fname).exists) return;
FS.writeFile(fname, res);
});
});
});
(window.loadCloudFiles || (()=>{}))();
}
var createDummies = function() {
@ -183,7 +167,6 @@ function preloadList(jsonArray) {
// Preload the asset
FS.createPreloadedFile(path, filename, "gameasync/" + mappingValue, true, true, function() {
window.fileAsyncCache[mappingKey] = 1;
console.log('preload', mappingKey);
}, console.error, false, false, () => {
try { FS.unlink(path + "/" + filename); } catch (err) {}
});
@ -237,7 +220,7 @@ function getLazyAsset(url, filename, callback) {
pdiv.innerHTML = `${filename} - ${loaded}KB / ${total}KB`;
clearTimeout(abortTimer);
abortTimer = setTimeout(retry, 3000);
abortTimer = setTimeout(retry, 10000);
};
xhr.open('GET', url);
xhr.send();
@ -248,7 +231,7 @@ function getLazyAsset(url, filename, callback) {
pdiv.style.opacity = '0.5';
}, 100);
abortTimer = setTimeout(retry, 3000);
abortTimer = setTimeout(retry, 10000);
if (hideTimer) {
clearTimeout(hideTimer);