'use strict';

module.exports = function (oAppData) {
	var App = require('%PathToCoreWebclientModule%/js/App.js');
	
	if (App.getUserRole() === Enums.UserRole.NormalUser)
	{
		var
			_ = require('underscore'),
			ko = require('knockout'),
			
			TextUtils = require('%PathToCoreWebclientModule%/js/utils/Text.js'),
			Types = require('%PathToCoreWebclientModule%/js/utils/Types.js'),
			UrlUtils = require('%PathToCoreWebclientModule%/js/utils/Url.js'),
			
			Ajax = require('%PathToCoreWebclientModule%/js/Ajax.js'),
			Api = require('%PathToCoreWebclientModule%/js/Api.js'),
			Screens = require('%PathToCoreWebclientModule%/js/Screens.js'),
			
			bAllowZip = oAppData['%ModuleName%'] ? !!oAppData['%ModuleName%'].AllowZip : false
		;
		
		return {
			start: function (ModulesManager) {
				if (bAllowZip)
				{
					App.subscribeEvent('MailWebclient::ParseFile::after', function (oFile) {
						if (oFile && _.isFunction(oFile.addAction) && oFile.extension() === 'zip')
						{
							oFile.mailzipSubFilesLoaded = ko.observable(false);
							oFile.mailzipSubFilesLoading = ko.observable(false);
							oFile.mailzipExpandFile = function ()
							{
								if (!this.mailzipSubFilesLoaded() && !this.mailzipSubFilesLoading())
								{
									this.mailzipSubFilesLoading(true);
									Ajax.send('%ModuleName%', 'ExpandFile', { 'Hash': this.hash() }, function (oResponse) {
										var
											aSubFiles = oResponse.Result && _.isArray(oResponse.Result.Files) ? oResponse.Result.Files : []
//											bHasMore = !!(oResponse.Result && oResponse.Result.HasMore)
										;
										this.mailzipSubFilesLoading(false);
										this.subFiles([]);
										if (Types.isNonEmptyArray(aSubFiles))
										{
											_.each(aSubFiles, _.bind(function (oRawFile) {
												var oSubFile = oFile.getNewInstance();
												oSubFile.parse(oRawFile);
												this.subFiles.push(oSubFile);
											}, this));
										}
										this.mailzipSubFilesLoaded(true);
										this.subFilesExpanded(true);
									}, this);
								}
								else
								{
									this.subFilesExpanded(true);
								}
							};
							
							var oActionData = {
								'Text': ko.computed(function () {
									if (this.subFilesExpanded())
									{
										return TextUtils.i18n('COREWEBCLIENT/ACTION_COLLAPSE_FILE');
									}
									if (this.mailzipSubFilesLoading())
									{
										return TextUtils.i18n('COREWEBCLIENT/INFO_LOADING');
									}
									return TextUtils.i18n('COREWEBCLIENT/ACTION_EXPAND_FILE');
								}, oFile),
								'Handler': _.bind(function () {
									if (!this.mailzipSubFilesLoading())
									{
										if (this.subFilesExpanded())
										{
											this.subFilesExpanded(false);
										}
										else
										{
											this.mailzipExpandFile();
										}
									}
								}, oFile)
							};
							
							oFile.addAction('expand', true, oActionData);
							oFile.removeAction('view');
						}
					});
					
					App.subscribeEvent('MailWebclient::AddAllAttachmentsDownloadMethod', function (fAddAllAttachmentsDownloadMethod) {
						fAddAllAttachmentsDownloadMethod({
							'Text': TextUtils.i18n('%MODULENAME%/ACTION_DOWNLOAD_ATTACHMENTS_ZIP'),
							'Handler': function (iAccountId, aHashes) {
								Screens.showLoading(TextUtils.i18n('COREWEBCLIENT/INFO_LOADING'));
								Ajax.send('%ModuleName%', 'SaveAttachments', {
									'AccountID': iAccountId,
									'Attachments': aHashes
								}, function (oResponse) {
									Screens.hideLoading();
									if (oResponse.Result && oResponse.Result.Actions && oResponse.Result.Actions.download)
									{
										var sDownloadLink = oResponse.Result.Actions.download.url;
										UrlUtils.downloadByUrl(sDownloadLink);
									}
									else
									{
										Api.showErrorByCode(oResponse);
									}
								});
							}
						});
					});
				}
			}
		};
	}
	
	return null;
};