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/*! Icinga Web 2 | (c) 2019 Icinga GmbH | GPLv2+ */
;(function(Icinga, $) {
'use strict';
Icinga.Behaviors = Icinga.Behaviors || {};
/**
* Behavior for modal dialogs.
*
* @param icinga {Icinga} The current Icinga Object
*/
var Modal = function(icinga) {
Icinga.EventListener.call(this, icinga);
this.icinga = icinga;
this.$layout = $('#layout');
this.$ghost = $('#modal-ghost');
this.on('submit', '#modal form', this.onFormSubmit, this);
this.on('change', '#modal form select.autosubmit', this.onFormAutoSubmit, this);
this.on('change', '#modal form input.autosubmit', this.onFormAutoSubmit, this);
this.on('click', '[data-icinga-modal]', this.onModalToggleClick, this);
this.on('mousedown', '#layout > #modal', this.onModalLeave, this);
this.on('click', '.modal-header > button', this.onModalClose, this);
this.on('keydown', this.onKeyDown, this);
};
Modal.prototype = new Icinga.EventListener();
/**
* Event handler for toggling modals. Shows the link target in a modal dialog.
*
* @param event {Event} The `onClick` event triggered by the clicked modal-toggle element
* @returns {boolean}
*/
Modal.prototype.onModalToggleClick = function(event) {
var _this = event.data.self;
var $a = $(event.currentTarget);
var url = $a.attr('href');
var $modal = _this.$ghost.clone();
var $redirectTarget = $a.closest('.container');
_this.modalOpener = event.currentTarget;
// Disable pointer events to block further function calls
_this.modalOpener.style.pointerEvents = 'none';
// Add showCompact, we don't want controls in a modal
url = _this.icinga.utils.addUrlFlag(url, 'showCompact');
// Set the toggle's container to use it as redirect target
$modal.data('redirectTarget', $redirectTarget);
// Final preparations, the id is required so that it's not `display:none` anymore
$modal.attr('id', 'modal');
_this.$layout.append($modal);
var req = _this.icinga.loader.loadUrl(url, $modal.find('#modal-content'));
req.addToHistory = false;
req.done(function () {
_this.setTitle($modal, req.$target.data('icingaTitle').replace(/\s::\s.*/, ''));
_this.show($modal);
_this.focus($modal);
});
req.fail(function (req, _, errorThrown) {
if (req.status >= 500) {
// Yes, that's done twice (by us and by the base fail handler),
// but `renderContentToContainer` does too many useful things..
_this.icinga.loader.renderContentToContainer(req.responseText, $redirectTarget, req.action);
} else if (req.status > 0) {
var msg = $(req.responseText).find('.error-message').text();
if (msg && msg !== errorThrown) {
errorThrown += ': ' + msg;
}
_this.icinga.loader.createNotice('error', errorThrown);
}
_this.hide($modal);
});
return false;
};
/**
* Event handler for form submits within a modal.
*
* @param event {Event} The `submit` event triggered by a form within the modal
* @param $autoSubmittedBy {jQuery} The element triggering the auto submit, if any
* @returns {boolean}
*/
Modal.prototype.onFormSubmit = function(event) {
var _this = event.data.self;
var $form = $(event.currentTarget).closest('form');
var $modal = $form.closest('#modal');
var $button;
var $rememberedSubmittButton = $form.data('submitButton');
if (typeof $rememberedSubmittButton != 'undefined') {
if ($form.has($rememberedSubmittButton)) {
$button = $rememberedSubmittButton;
}
$form.removeData('submitButton');
}
let $autoSubmittedBy;
if (! $autoSubmittedBy && event.detail && event.detail.submittedBy) {
$autoSubmittedBy = $(event.detail.submittedBy);
}
// Prevent our other JS from running
$modal[0].dataset.noIcingaAjax = '';
var req = _this.icinga.loader.submitForm($form, $autoSubmittedBy, $button);
req.addToHistory = false;
req.done(function (data, textStatus, req) {
var title = req.getResponseHeader('X-Icinga-Title');
if (!! title) {
_this.setTitle($modal, decodeURIComponent(title).replace(/\s::\s.*/, ''));
}
if (req.getResponseHeader('X-Icinga-Redirect')) {
_this.hide($modal);
}
}).always(function () {
delete $modal[0].dataset.noIcingaAjax;
});
if (! ('baseTarget' in $form[0].dataset)) {
req.$redirectTarget = $modal.data('redirectTarget');
}
if (typeof $autoSubmittedBy === 'undefined') {
// otherwise the form is submitted several times by clicking the "Submit" button several times
$form.find('input[type=submit],button[type=submit],button:not([type])').prop('disabled', true);
}
event.stopPropagation();
event.preventDefault();
return false;
};
/**
* Event handler for form auto submits within a modal.
*
* @param event {Event} The `change` event triggered by a form input within the modal
* @returns {boolean}
*/
Modal.prototype.onFormAutoSubmit = function(event) {
let form = event.currentTarget.form;
let modal = form.closest('#modal');
// Prevent our other JS from running
modal.dataset.noIcingaAjax = '';
form.dispatchEvent(new CustomEvent('submit', {
cancelable: true,
bubbles: true,
detail: { submittedBy: event.currentTarget }
}));
};
/**
* Event handler for closing the modal. Closes it when the user clicks on the overlay.
*
* @param event {Event} The `click` event triggered by clicking on the overlay
*/
Modal.prototype.onModalLeave = function(event) {
var _this = event.data.self;
var $target = $(event.target);
if ($target.is('#modal')) {
_this.hide($target);
}
};
/**
* Event handler for closing the modal. Closes it when the user clicks on the close button.
*
* @param event {Event} The `click` event triggered by clicking on the close button
*/
Modal.prototype.onModalClose = function(event) {
var _this = event.data.self;
_this.hide($(event.currentTarget).closest('#modal'));
};
/**
* Event handler for closing the modal. Closes it when the user pushed ESC.
*
* @param event {Event} The `keydown` event triggered by pushing a key
*/
Modal.prototype.onKeyDown = function(event) {
var _this = event.data.self;
if (! event.isDefaultPrevented() && event.key === 'Escape') {
let $modal = _this.$layout.children('#modal');
if ($modal.length) {
_this.hide($modal);
}
}
};
/**
* Make final preparations and add the modal to the DOM
*
* @param $modal {jQuery} The modal element
*/
Modal.prototype.show = function($modal) {
$modal.addClass('active');
};
/**
* Set a title for the modal
*
* @param $modal {jQuery} The modal element
* @param title {string} The title
*/
Modal.prototype.setTitle = function($modal, title) {
$modal.find('.modal-header > h1').html(title);
};
/**
* Focus the modal
*
* @param $modal {jQuery} The modal element
*/
Modal.prototype.focus = function($modal) {
this.icinga.ui.focusElement($modal.find('.modal-window'));
};
/**
* Hide the modal and remove it from the DOM
*
* @param $modal {jQuery} The modal element
*/
Modal.prototype.hide = function($modal) {
// Remove pointerEvent none style to make the button clickable again
this.modalOpener.style.pointerEvents = '';
this.modalOpener = null;
$modal.removeClass('active');
// Using `setTimeout` here to let the transition finish
setTimeout(function () {
$modal.find('#modal-content').trigger('close-modal');
$modal.remove();
}, 200);
};
Icinga.Behaviors.Modal = Modal;
})(Icinga, jQuery);
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