/*
 * Admin - System Logs page scripts.
 */

(function (win, doc, undef)
{
	"use strict";
	let sl = sbc.sysLogs = { data: {}, $pnl: {}, $frm: {}, $ctrl: {}, $dlg: {} };
	let $pnl = sl.$pnl; let $frm = sl.$frm; let $ctrl = sl.$ctrl; let $dlg = sl.$dlg;

	//--------------------------------------------------------------
	sl.refreshFolders = function (delay)
	{
		if (!sl.data.awaitingRefreshFoldersResponse)
		{
			sl.clearFiles();
			//$pnl.msgs.hide().empty().append($('<div class="sbc-message">' + sbc.msg.dataQuerying + '</div>')).fadeIn(200);
		}
		sbc.ajax.refreshFolders = sbc.ajax.refreshFolders || { url: sbc.url.base + 'System/Ajax/Logs/GetFolders', formSel: sl.$frm.filter, callbackFn: sl.doRefreshFolders };
		sbc.doAjaxRequest(sbc.ajax.refreshFolders, delay || 50);
		sl.data.awaitingRefreshFoldersResponse = true;
	}
	sl.doRefreshFolders = function (response)
	{
		sbc.debug('doRefreshFolders', response);
		delete sl.data.awaitingRefreshFoldersResponse;
		sl.clearFilterFolders();
		sbc.refreshControlValues(response.controlValues);
		$pnl.msgs.hide().empty();
		if (!response.success) return;
		// Folders.
		var items = response.folders;
		if (!items.length)
			return $pnl.msgs.append($('<div class="sbc-message">' + sbc.msg.dataNoneFound + '</div>')).fadeIn(500);
		for (const item of items)
			$ctrl.cbFolders.append($('<option value="' + item.name + '">' + item.name + '</option>'));
		if (sbc.data.logFolder) $ctrl.cbFolders.val(sbc.data.logFolder);
		if (!$ctrl.cbFolders.val()) $ctrl.cbFolders.val(items[0].name);
		delete sbc.data.logFolder;
		if ($ctrl.cbFolders.val()) $ctrl.cbFolders.trigger('change');
	}

	//--------------------------------------------------------------
	sl.clearFilterFolders = function ()
	{
		sl.clearFilterYears();
		$('option', $ctrl.cbFolders).remove();
	}
	sl.clearFilterYears = function ()
	{
		sl.clearFilterMonths();
		$('option', $ctrl.cbYears).remove();
	}
	sl.clearFilterMonths = function ()
	{
		sl.clearFiles();
		$('option', $ctrl.cbMonths).remove();
	}
	sl.clearFiles = function ()
	{
		$pnl.msgs.hide().empty();
		$pnl.list.find('tbody tr').remove();
	}

	//--------------------------------------------------------------
	sl.refreshYears = function (delay)
	{
		if (!sl.data.awaitingRefreshYearsResponse)
		{
			sl.clearFiles();
			//$pnl.msgs.hide().empty().append($('<div class="sbc-message">' + sbc.msg.dataQuerying + '</div>')).fadeIn(200);
		}
		sbc.ajax.refreshYears = sbc.ajax.refreshYears || { url: sbc.url.base + 'System/Ajax/Logs/GetYears', formSel: sl.$frm.filter, callbackFn: sl.doRefreshYears };
		sbc.doAjaxRequest(sbc.ajax.refreshYears, delay || 50);
		sl.data.awaitingRefreshYearsResponse = true;
	}
	sl.doRefreshYears = function (response)
	{
		//sbc.debug('doRefreshYears', response);
		delete sl.data.awaitingRefreshYearsResponse;
		sl.clearFilterYears();
		sbc.refreshControlValues(response.controlValues);
		$pnl.msgs.hide().empty();
		if (!response.success) return;
		// Years.
		var items = response.years;
		if (!items.length)
			return $pnl.msgs.append($('<div class="sbc-message">' + sbc.msg.dataNoneFound + '</div>')).fadeIn(500);
		for (let itemIdx = 0; itemIdx < items.length; itemIdx++)
			$ctrl.cbYears.append($('<option value="' + items[itemIdx].name + '">' + items[itemIdx].name + '</option>'));
		if (sbc.data.logYear) $ctrl.cbYears.val(sbc.data.logYear);
		delete sbc.data.logYear;
		if ($ctrl.cbYears.val()) $ctrl.cbYears.trigger('change');
	}

	//--------------------------------------------------------------
	sl.refreshMonths = function (delay)
	{
		if (!sl.data.awaitingRefreshMonthsResponse)
		{
			sl.clearFiles();
			//$pnl.msgs.hide().empty().append($('<div class="sbc-message">' + sbc.msg.dataQuerying + '</div>')).fadeIn(200);
		}
		sbc.ajax.refreshMonths = sbc.ajax.refreshMonths || { url: sbc.url.base + 'System/Ajax/Logs/GetMonths', formSel: sl.$frm.filter, callbackFn: sl.doRefreshMonths };
		sbc.doAjaxRequest(sbc.ajax.refreshMonths, delay || 50);
		sl.data.awaitingRefreshMonthsResponse = true;
	}
	sl.doRefreshMonths = function (response)
	{
		//sbc.debug('doRefreshMonths', response);
		delete sl.data.awaitingRefreshMonthsResponse;
		sl.clearFilterMonths();
		sbc.refreshControlValues(response.controlValues);
		$pnl.msgs.hide().empty();
		if (!response.success) return;
		sbc.data.logYear = $ctrl.cbYears.val();
		// Months.
		var items = response.months;
		if (!items.length)
			return $pnl.msgs.append($('<div class="sbc-message">' + sbc.msg.dataNoneFound + '</div>')).fadeIn(500);
		for (let itemIdx = 0; itemIdx < items.length; itemIdx++)
			$ctrl.cbMonths.append($('<option value="' + items[itemIdx].name + '">' + items[itemIdx].name + '</option>'));
		if (sbc.data.logMonth) $ctrl.cbMonths.val(sbc.data.logMonth);
		if (!$ctrl.cbMonths.val() && items.length) $ctrl.cbMonths.val(items[0].name);
		delete sbc.data.logMonth;
		if ($ctrl.cbMonths.val()) $ctrl.cbMonths.trigger('change');
	}

	//--------------------------------------------------------------
	sl.refreshFiles = function (delay)
	{
		if (!sl.data.awaitingRefreshFilesResponse)
		{
			sl.clearFiles();
			//$pnl.msgs.hide().empty().append($('<div class="sbc-message">' + sbc.msg.dataQuerying + '</div>')).fadeIn(200);
		}
		sbc.ajax.refreshFiles = sbc.ajax.refreshFiles || { url: sbc.url.base + 'System/Ajax/Logs/GetFiles', formSel: sl.$frm.filter, callbackFn: sl.doRefreshFiles };
		sbc.doAjaxRequest(sbc.ajax.refreshFiles, delay || 50);
		sl.data.awaitingRefreshFilesResponse = true;
	}
	sl.doRefreshFiles = function (response)
	{
		//sbc.debug('doRefreshFiles', response);
		delete sl.data.awaitingRefreshFilesResponse;
		sl.clearFiles();
		sbc.refreshControlValues(response.controlValues);
		if (!response.success) return;
		sbc.data.logMonth = $ctrl.cbMonths.val();
		// Files.
		var items = response.files;
		sl.data.files = response.files;
		if (!(items || []).length)
			return $pnl.msgs.append($('<div class="sbc-message">' + sbc.msg.dataNoneFound + '</div>')).fadeIn(500);
		for (let itemIdx = 0; itemIdx < items.length; itemIdx++)
			$pnl.list.append(sl.populateItem(sl.getFileTemplate(), items[itemIdx]));
		$pnl.list.fadeIn(50);
	}
	sl.populateItem = function ($item, item)
	{
		if (!item) return $item;
		$item.off('click').on('click', function () { sl.showFile(item.name) });
		$('.Filename', $item).text(item.name);
		$('.Updated', $item).text(item.updateFmt);
		$('.Size', $item).text(sbc.formatFileSize(item.size, 2));
		return $item;
	}
	sl.getFileTemplate = function ()
	{
		return $('.sbc-panel-item-template .sbc-panel-item.LogFile', $pnl.results).clone();
	}

	//--------------------------------------------------------------
	sl.showFile = function (filename, delay)
	{
		$('.FilterLogFilename', $frm.filter).val(filename);
		sl.setFileTitle(filename);
		if (!sl.data.awaitingGetFileResponse)
		{
			sl.setFileData($('<div class="sbc-message">' + sbc.msg.dataQuerying + '</div>'));
			sl.openFileDlg();
		}
		sbc.ajax.getFile = sbc.ajax.getFile || { url: sbc.url.base + 'System/Ajax/Logs/GetFile', formSel: sl.$frm.filter, callbackFn: sl.onShowFile };
		sbc.doAjaxRequest(sbc.ajax.getFile, delay || 50);
		sl.data.awaitingGetFileResponse = true;
	}
	sl.onShowFile = function (response)
	{
		//sbc.debug('doGetFiles', response);
		delete sl.data.awaitingGetFileResponse;
		$pnl.msgs.hide().empty();
		if (!response.success) return;

		// Configure file action buttons.
		let files = sl.data.files;
		let filename = response.file.name;
		$ctrl.filePrev.prop('disabled', (files || []).length < 2 || !filename || files[0].name == filename);
		$ctrl.fileNext.prop('disabled', (files || []).length < 2 || !filename || files[files.length - 1].name == filename);

		// Display table details.
		sl.setFileTitle(filename || response.popupTitle);
		$('.LogFilename', $dlg.file).val(filename);
		sl.setFileData(response.file.html);
		sl.openFileDlg();
	}
	sl.openFileDlg = function ()
	{
		sbc.openDialog($dlg.file, $(win).width(), $(win).height());
	}
	sl.setFileTitle = function (filename)
	{
		$dlg.file.dialog('option', 'title', "File: " + filename);
	}
	sl.setFileData = function (data)
	{
		$('.FileData', $dlg.file).html(data);
	}

	//--------------------------------------------------------------
	sl.onCreateLogFileDlg = function ()
	{
		let $btnPane = $('#dlgLogFile + div.ui-dialog-buttonpane');
		$pnl.logFileActions = $('<div id="LogFileActions" style="float:left;">');
		$ctrl.filePrev = $('<button type="button" class="ui-button ui-corner-all ui-widget">').prop('value', 'LogFilePrev').text('Prev').on('click', sl.prevLogFile);
		$ctrl.fileNext = $('<button type="button" class="ui-button ui-corner-all ui-widget">').prop('value', 'LogFileNext').text('Next').on('click', sl.nextLogFile);
		$btnPane.append($pnl.logFileActions.append($ctrl.filePrev).append($ctrl.fileNext));
	}
	sl.prevLogFile = function ()
	{
		let files = sl.data.files;
		if ((files || []).length < 2) return;
		let filename = $('.LogFilename', $dlg.file).val();
		let filenamePrev = files[files.length - 1].name;
		for (let fileIdx = 0; fileIdx < files.length; fileIdx++)
		{
			let filenameNext = files[fileIdx].name;
			if (filenameNext == filename)
			{
				sl.showFile(filenamePrev);
				return;
			}
			filenamePrev = filenameNext;
		}
	}
	sl.nextLogFile = function ()
	{
		let files = sl.data.files;
		if ((files || []).length < 2) return;
		let filename = $('.LogFilename', $dlg.file).val();
		let filenameNext = files[0].name;
		for (let fileIdx = files.length - 1; fileIdx >= 0; fileIdx--)
		{
			let filenamePrev = files[fileIdx].name;
			if (filenamePrev == filename)
			{
				sl.showFile(filenameNext);
				return;
			}
			filenameNext = filenamePrev;
		}
	}

	//--------------------------------------------------------------
	$(function ()
	{
		$pnl.logFiles = $('.LogFiles');
		$pnl.filter = $pnl.logFiles.find('.sbc-panel-filter');
		$pnl.results = $pnl.logFiles.find('.sbc-panel-results');
		$pnl.msgs = $pnl.results.find('.sbc-panel-messages')
		$pnl.list = $pnl.results.find('table.sbc-item-list')

		$pnl.filter.on('click', '.sbc-action.sbc-results-refresh', function () { sl.refreshFiles(); });
		$('.sbc-input').on('input', function () { sbc.clearControlError(this); });

		$frm.filter = $('#frmLogsFilter');
		$ctrl.cbFolders = $frm.filter.find('#cbFilterLogFolder').on('change', function () { sl.refreshYears(250); });
		$ctrl.cbYears = $frm.filter.find('#cbFilterLogYear').on('change', function () { sl.refreshMonths(250); });
		$ctrl.cbMonths = $frm.filter.find('#cbFilterLogMonth').on('change', function () { sl.refreshFiles(250); });

		var opt = sbc.dlgOpts();
		opt.buttons[sbc.lbl.close] = function () { $(this).dialog('close'); sl.setFileData(); };
		opt.create = sl.onCreateLogFileDlg;
		$dlg.file = $('#dlgLogFile').dialog(opt);

		setTimeout(sl.refreshFolders, 250);
	});

}(window, window.document));

/* The End */