js/base/sync/SyncSelection.js

'use strict';

/**
 * A class representing a collection of tools that may
 * have been selected to be synchronised
 */
class SyncSelection{

	constructor(){
		this.tools = {};
	}

	/**
	* Selects all tools that have upload/download sizes for sync
	*/
	selectAll(){
		for(var tool in this.tools){
			this.tools[tool].downloadSelected = this.tools[tool].contentDownloadSize > 0;
			this.tools[tool].uploadSelected = this.tools[tool].contentUploadSize > 0;
		}
	}

	/**
	* Selects all the downloads
	*/
	selectAllDownloads(){
		for(var tool in this.tools){
			this.tools[tool].downloadSelected = this.tools[tool].contentDownloadSize > 0;
		}
	}

	/**
	* Selects all the uploads
	*/
	selectAllUploads(){
		for(var tool in this.tools){
			this.tools[tool].uploadSelected = this.tools[tool].contentUploadSize > 0;
		}
	}

	/**
	* Get the total download size for selected items
	*/
	getDownloadSize(){
		var size = 0;
		for(var tool in this.tools){
			if (this.tools[tool].downloadSelected){
				size += this.tools[tool].contentDownloadSize;
			}
		}
		return size;
	}

	/**
	* Get the total upload size for selected items
	*/
	getUploadSize(){
		var size = 0;
		for(var tool in this.tools){
			if (this.tools[tool].uploadSelected){
				size += this.tools[tool].contentUploadSize;
			}
		}
		return size;
	}

	/**
	* Gets the total size for the sync selection
	*/
	getTotal(){
		return this.getDownloadSize() + this.getUploadSize();
	}

	/**
	* Returns an array of tools that are syncable
	*/
	getSyncableToolsArray(){
		var syncables = [];
		for(var idx in this.tools){
			if (this.tools[idx].contentDownloadSize > 0 || this.tools[idx].contentUploadSize > 0){
				syncables.push(this.tools[idx]);
			}
		}
		return syncables;
	}

	/**
	* Gets an array of tools that are selected for download
	*/
	getDownloadArray(){
		var array = [];
		for(var idx in this.tools){
			if (this.tools[idx].downloadSelected){
				array.push(this.tools[idx]);
			}
		}
		return array;
	}

	/**
	* Gets an array of tools that are selected for upload
	*/
	getUploadArray(){
		var array = [];
		for(var idx in this.tools){
			if (this.tools[idx].uploadSelected){
				array.push(this.tools[idx]);
			}
		}
		return array;
	}

	/**
	* Gets an array of tools that are selected for upload
	*/
	newInstance(){
		return new SyncSelection();
	}


}

export default function SyncSelectionFactory(){
	return new SyncSelection();
}