var refreshMSeconds = 99999999;
var myTimer;

var monitorCfg = globalThis.monitorPageConfig || {};
var mbColor = monitorCfg.mbColor || '';
var monitorFont = monitorCfg.monitorFont || '10px';
var dozoomRefresh = Boolean(monitorCfg.doZoomRefresh);
var monitorMessages = monitorCfg.messages || {};
var monitorNewForm = monitorCfg.newForm || '';
var monitorNewTitle = monitorCfg.newTitle || '';

function setZoomErrorBackgrounds() {
	if (mbColor !== '') {
		$('.monitor_container').css('background-color', mbColor);
		$('.cactiConsoleContentArea').css('background-color', mbColor);
	}
}

// Multi-select filters (Events, Template) return an array when themed by
// select2; a plain hidden input returns a comma string. Normalize to a comma
// string for request/POST serialization.
function serializeMultiVal(value) {
	if (Array.isArray(value)) {
		return value.join(',');
	}

	return value || '';
}

function setIntervalX(callback, delay, repetitions) {
	let x = 0;
	const intervalID = globalThis.setInterval(() => {
		callback();
		if (++x === repetitions) {
			globalThis.clearInterval(intervalID);
			setZoomErrorBackgrounds();
		}
	}, delay);
}

if (mbColor === '') {
	$('.monitor_container').css('background-color', '');
	$('.cactiConsoleContentArea').css('background-color', '');
} else {
	let monoe = false;

	setZoomErrorBackgrounds();
	$('.monitor_errorzoom_title').css('font-size', monitorFont);

	setIntervalX(() => {
		if (monoe) {
			if (mbColor !== '') {
				$('.monitor_container').css('background-color', '');
				$('.cactiConsoleContentArea').css('background-color', '');
			}

			monoe = false;
		} else {
			setZoomErrorBackgrounds();
			monoe = true;
		}
	}, 600, 8);
}

function timeStep() {
	const value = Number($('#timer').html()) - 1;

	if (value <= 0) {
		applyFilter('refresh');
	} else {
		$('#timer').html(value);
		// What is a second, well if you are an
		// imperial storm tropper, it's just a little more than a second.
		myTimer = setTimeout(timeStep, 1284);
	}
}

function muteUnmuteAudio(mute) {
	if (mute) {
		$('audio').each(function() {
			this.pause();
			this.currentTime = 0;
		});
	} else if ($('#downhosts').val() === 'true') {
		$('audio').each(function() {
			this.play();
		});
	}
}

function closeTip() {
	$(document).tooltip('close');
}

function saveCardOrder(grid) {
	const grouping = grid.data('grouping');

	const order = grid
		.find('.monitorGroupCard')
		.map((i, el) => $(el).data('group'))
		.get();

	const post = {
		action: 'ajax_saveorder',
		grouping,
		dashboard: $('#dashboard').val(),
		order,
		__csrf_magic: csrfMagicToken
	};

	$.post('monitor.php?header=false', post);
}

function openHostPanel(id) {
	if (id === undefined || id === null || id === '') {
		return;
	}

	let dlg = $('#monitorPanelDialog');

	if (dlg.length === 0) {
		dlg = $('<div id="monitorPanelDialog"></div>').appendTo('body');
	}

	dlg.html(`<div class='monitorPanelLoading'>${monitorMessages.loading || 'Loading...'}</div>`);

	const maxHeight = Math.max(360, $(globalThis).height() - 80);

	dlg.dialog({
		title: monitorMessages.deviceDetails || 'Device Details',
		width: 720,
		height: 'auto',
		maxHeight: maxHeight,
		modal: false,
		closeOnEscape: true,
		position: { my: 'center top', at: 'center top+80', of: globalThis },
		open() {
			// Pause the refresh countdown so the page does not reload underneath
			// the open dialog.
			clearTimeout(myTimer);
		},
		close() {
			myTimer = setTimeout(timeStep, 1000);
		}
	});

	$.get(`monitor.php?action=ajax_hostpanel&header=false&id=${id}`, (data) => {
		dlg.html(data);
	});
}

function applyFilter(action = '') {
	clearTimeout(myTimer);
	$('.mon_icon').unbind();

	let strURL;

	if (action === 'dashboard') {
		strURL = `monitor.php?action=dbchange&header=false&dashboard=${$('#dashboard').val()}`;
	} else {
		strURL = 'monitor.php?header=false';

		if (action !== '') {
			strURL += `&action=${action}`;
		}

		strURL += `&refresh=${$('#refresh').val()}`;
		strURL += `&grouping=${$('#grouping').val()}`;
		strURL += `&tree=${$('#tree').val()}`;
		strURL += `&site=${$('#site').val()}`;
		strURL += `&template=${serializeMultiVal($('#template').val())}`;
		strURL += `&view=${$('#view').val()}`;
		strURL += `&rows=${$('#rows').val()}`;
		strURL += `&crit=${$('#crit').val()}`;
		strURL += `&size=${$('#size').val()}`;
		strURL += `&trim=${$('#trim').val()}`;
		strURL += `&mute=${$('#mute').val()}`;
		strURL += `&rfilter=${base64_encode($('#rfilter').val())}`;
		strURL += `&status=${$('#status').val()}`;

		const events = $('#events').val();
		strURL += `&events=${events ? events.join(',') : ''}`;
	}

	if (action === 'ajax_mute_all' || action === 'ajax_unmute_all') {
		postIt(strURL, { __csrf_magic: csrfMagicToken });
	} else {
		loadIt(strURL);
	}
}

function saveFilter() {
	const url = 'monitor.php?action=save&header=false';

	const post = {
		dashboard: $('#dashboard').val(),
		refresh: $('#refresh').val(),
		grouping: $('#grouping').val(),
		tree: $('#tree').val(),
		site: $('#site').val(),
		template: serializeMultiVal($('#template').val()),
		events: serializeMultiVal($('#events').val()),
		view: $('#view').val(),
		rows: $('#rows').val(),
		crit: $('#crit').val(),
		rfilter: base64_encode($('#rfilter').val()),
		trim: $('#trim').val(),
		mute: $('#mute').val(),
		size: $('#size').val(),
		status: $('#status').val(),
		__csrf_magic: csrfMagicToken
	};

	$.post(url, post).done(() => {
		$('#text').show().text(monitorMessages.filterSaved || '').fadeOut(2000);
	});
}

function saveNewDashboard(action) {
	const dashboard = action === 'new' ? '-1' : $('#dashboard').val();
	const url = 'monitor.php?header=false';

	const post = {
		action: 'saveDb',
		dashboard,
		name: $('#name').val(),
		refresh: $('#refresh').val(),
		grouping: $('#grouping').val(),
		tree: $('#tree').val(),
		site: $('#site').val(),
		template: serializeMultiVal($('#template').val()),
		events: serializeMultiVal($('#events').val()),
		view: $('#view').val(),
		rows: $('#rows').val(),
		crit: $('#crit').val(),
		rfilter: base64_encode($('#rfilter').val()),
		trim: $('#trim').val(),
		size: $('#size').val(),
		mute: $('#mute').val(),
		status: $('#status').val(),
		__csrf_magic: csrfMagicToken
	};

	$('#newdialog').dialog('close');
	postIt(url, post);
}

function removeDashboard() {
	const post = {
		action: 'remove',
		dashboard: $('#dashboard').val(),
		__csrf_magic: csrfMagicToken
	};

	postIt('monitor.php?header=false', post);
}

function loadIt(url) {
	if (typeof loadUrl === 'undefined') {
		loadPageNoHeader(url);
	} else {
		loadUrl({ url });
	}
}

function postIt(url, post, returnLocation) {
	if (typeof postUrl === 'undefined') {
		loadPageUsingPost(url, post);
	} else {
		postUrl(
			{
				url,
				tabId: returnLocation,
				type: 'loadPageUsingPost'
			},
			post
		);
	}
}

function saveDashboard(action) {
	const btnDialog = {
		Cancel: {
			text: monitorMessages.cancel || 'Cancel',
			id: 'btnCancel',
			click() {
				$(this).dialog('close');
			}
		},
		Save: {
			text: monitorMessages.save || 'Save',
			id: 'btnSave',
			click() {
				saveNewDashboard(action);
			}
		}
	};

	if ($('#newdialog').length === 0) {
		$('body').append(monitorNewForm);
	}

	$('#newdialog').dialog({
		title: monitorNewTitle,
		minHeight: 80,
		minWidth: 500,
		buttons: btnDialog,
		position: { at: 'center top+240px', of: globalThis },
		open() {
			$('#name').val($('#dashboard option:selected').text());
			$('#btnSave').addClass('ui-state-active');
			$('#name').focus();
			$('#new_dashboard')
				.off('submit')
				.on('submit', (event) => {
					event.preventDefault();
					saveNewDashboard('new');
				});
		}
	});
}

$(() => {
	if (dozoomRefresh) {
		applyFilter('refresh');
	}

	const selectmenu = $('#grouping').selectmenu('instance') !== undefined;

	if ($('#view').val() === 'list') {
		$('#grouping').prop('disabled', true);
		if (selectmenu) {
			$('#grouping').selectmenu('disable');
		}
	} else {
		$('#grouping').prop('disabled', false);
		if (selectmenu) {
			$('#grouping').selectmenu('enable');
		}
	}

	clearTimeout(myTimer);

	$('#go').click((event) => {
		event.preventDefault();
		applyFilter('go');
	});

	$('#clear').click(() => {
		loadIt('monitor.php?clear=1&header=false');
	});

	$('#sound').click(() => {
		if ($('#mute').val() === 'false') {
			$('#mute').val('true');
			muteUnmuteAudio(true);
			applyFilter('ajax_mute_all');
		} else {
			$('#mute').val('false');
			muteUnmuteAudio(false);
			applyFilter('ajax_unmute_all');
		}
	});

	$('#devices').click(() => {
		document.location = urlPath + 'host.php';
	});

	$('#refresh, #view, #rows, #trim, #crit, #grouping, #size, #status, #tree, #site').change(() => {
		applyFilter('change');
	});

	// Events and Template multi-selects: let the user tick several boxes with
	// the dropdown staying open (reloading mid-selection would close it, since
	// the filter is re-rendered), then apply once when the dropdown closes. A
	// plain multiple select (no select2) has no dropdown to keep open, so it
	// applies on change.
	$('#events, #template').on('select2:close', () => {
		applyFilter('change');
	});

	$('#events, #template').on('change', function () {
		if (!$(this).data('select2')) {
			applyFilter('change');
		}
	});

	$('#dashboard').change(() => {
		applyFilter('dashboard');
	});

	$('#save').click(() => {
		saveFilter();
	});

	$('#new').click(() => {
		saveDashboard('new');
	});

	$('#rename').click(() => {
		saveDashboard('rename');
	});

	$('#delete').click(() => {
		removeDashboard();
	});

	$('.monitorFilterForm').submit((event) => {
		event.preventDefault();
		applyFilter('change');
	});

	$(document).on('click', '.monitorActions', (event) => {
		event.preventDefault();
		openHostPanel($(event.currentTarget).data('id'));
	});

	$(document).on('click', '.monitorFilterPill', (event) => {
		event.preventDefault();
		event.stopPropagation();

		const pill   = $(event.currentTarget);
		const filter = pill.data('filter');
		const value  = String(pill.data('value'));
		const sel    = $('#' + filter);

		if (!sel.length) {
			return;
		}

		if (sel.prop('multiple')) {
			// Additive multi-select (Events): toggle this value in or out of the
			// current selection, sync the select2 widget without firing the
			// generic change (which is debounced), then apply immediately.
			let current = sel.val() || [];

			if (current.indexOf(value) >= 0) {
				current = current.filter((v) => v !== value);
			} else {
				current = current.concat([value]);
			}

			sel.val(current).trigger('change.select2');
			applyFilter();
		} else {
			// Single-select (Criticality / Show): toggle on, or clear to default.
			// The bound change handler applies the filter.
			sel.val(String(sel.val()) === value ? '-1' : value).trigger('change');
		}
	});

	// The filter pills carry role="button" and tabindex="0"; activate them from
	// the keyboard (Enter / Space) by reusing the click handler above, so they
	// are operable without a mouse.
	$(document).on('keydown', '.monitorFilterPill', (event) => {
		if (event.key === 'Enter' || event.key === ' ' || event.key === 'Spacebar' || event.keyCode === 13 || event.keyCode === 32) {
			event.preventDefault();
			$(event.currentTarget).trigger('click');
		}
	});

	if ($.fn.sortable) {
		$('.monitorGroupGrid').sortable({
			items: '.monitorGroupCard',
			handle: '.monitorGroupDrag',
			placeholder: 'monitorGroupPlaceholder',
			forcePlaceholderSize: true,
			tolerance: 'pointer',
			update(event, ui) {
				saveCardOrder($(event.target));
			}
		});
	}

	$('.monitor_device_frame').find('i').tooltip({
		items: '.mon_icon',
		open(event, ui) {
			ajaxAnchors();

			if (event.originalEvent === undefined) {
				return false;
			}
		},
		close(event, ui) {
			ui.tooltip.hover(
				function() {
					$(this).stop(true).fadeTo(400, 1);
				},
				function() {
					$(this).fadeOut('400');
				}
			);
		},
		position: { my: 'left:15 top', at: 'right center' },
		content(callback) {
			const id = $(this).attr('id');
			const size = $('#size').val();
			$.get(`monitor.php?action=ajax_status&size=${size}&id=${id}`, (data) => {
				callback(data);
			});
		}
	});

	myTimer = setTimeout(timeStep, 1000);

	$(globalThis).resize(() => {
		$(document).tooltip('option', 'position', { my: 'left:15 top', at: 'right center' });
	});

	if ($('#mute').val() === 'true') {
		muteUnmuteAudio(true);
	} else {
		muteUnmuteAudio(false);
	}

	$('#main').css('margin-right', '15px');
});