queue multiple cache requests

This commit is contained in:
j 2015-03-21 12:49:53 +05:30
parent c0615911d2
commit 71b77f6359

View file

@ -6,6 +6,7 @@ pandora.fs = (function() {
downloads: {}, downloads: {},
enabled: false, enabled: false,
}, },
queue = [],
requestedBytes = 100*1024*1024*1024; // 100GB requestedBytes = 100*1024*1024*1024; // 100GB
if(window.webkitRequestFileSystem) { if(window.webkitRequestFileSystem) {
@ -40,32 +41,42 @@ pandora.fs = (function() {
resolution: pandora.user.ui.videoResolution, resolution: pandora.user.ui.videoResolution,
size: 0 size: 0
}; };
pandora.api.get({id: id, keys: ['parts']}, function(result) {
var parts = result.data.parts, sizes = [];
downloadPart(0);
function downloadPart(part) { queue.length
that.downloadVideoURL(id, pandora.user.ui.videoResolution, part + 1, false, function(result) { ? queue.push([id, callback])
result.progress = 1/parts * (part + result.progress); : startDownload(id, callback);
that.downloads[id].progress = result.progress;
if (result.cancel) { function startDownload(id, callback) {
that.downloads[id].cancel = result.cancel; pandora.api.get({id: id, keys: ['parts']}, function(result) {
} var parts = result.data.parts, sizes = [];
if (result.total) { downloadPart(0);
sizes[part] = result.total;
that.downloads[id].size = Ox.sum(sizes); function downloadPart(part) {
} that.downloadVideoURL(id, pandora.user.ui.videoResolution, part + 1, false, function(result) {
if (result.url) { result.progress = 1/parts * (part + result.progress);
if (part + 1 == parts) { that.downloads[id].progress = result.progress;
delete that.downloads[id]; if (result.cancel) {
} else { that.downloads[id].cancel = result.cancel;
downloadPart(part + 1);
} }
} if (result.total) {
callback && callback(result); sizes[part] = result.total;
}); that.downloads[id].size = Ox.sum(sizes);
} }
}); if (result.url) {
if (part + 1 == parts) {
delete that.downloads[id];
if (queue.length) {
startDownload.apply(null, queue.shift());
}
} else {
downloadPart(part + 1);
}
}
callback && callback(result);
});
}
});
}
}; };
that.removeVideo = function(id, callback) { that.removeVideo = function(id, callback) {