49 lines
1.6 KiB
JavaScript
49 lines
1.6 KiB
JavaScript
define([
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"underscore",
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"utils",
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"storage",
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"fileSystem"
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], function(_, utils, storage, fileSystem) {
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function FolderDescriptor(folderIndex, name) {
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this.folderIndex = folderIndex;
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this._name = name || storage[folderIndex + ".name"];
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// Retrieve file list from storage
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this.fileList = {};
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_.each(utils.retrieveIndexArray(folderIndex + ".files"), function(fileIndex) {
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try {
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var fileDesc = fileSystem[fileIndex];
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fileDesc.folder = this;
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this.fileList[fileIndex] = fileDesc;
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}
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catch(e) {
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// storage can be corrupted
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// Remove file from folder
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utils.removeIndexFromArray(folderIndex + ".files", fileIndex);
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}
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}, this);
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Object.defineProperty(this, 'name', {
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get: function() {
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return this._name;
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},
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set: function(name) {
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this._name = name;
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storage[this.folderIndex + ".name"] = name;
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}
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});
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}
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FolderDescriptor.prototype.addFile = function(fileDesc) {
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fileDesc.folder = this;
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utils.appendIndexToArray(this.folderIndex + ".files", fileDesc.fileIndex);
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this.fileList[fileDesc.fileIndex] = fileDesc;
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};
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FolderDescriptor.prototype.removeFile = function(fileDesc) {
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fileDesc.folder = undefined;
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utils.removeIndexFromArray(this.folderIndex + ".files", fileDesc.fileIndex);
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delete this.fileList[fileDesc.fileIndex];
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};
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return FolderDescriptor;
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}); |