/**
 * @package         Modals
 * @version         11.7.1
 * 
 * @author          Peter van Westen <info@regularlabs.com>
 * @link            http://www.regularlabs.com
 * @copyright       Copyright © 2020 Regular Labs All Rights Reserved
 * @license         http://www.gnu.org/licenses/gpl-2.0.html GNU/GPL
 */

var RegularLabsModalsPopup = null;

(function($) {
	"use strict";

	RegularLabsModalsPopup = {
		init: function() {
			this.initType();
			this.initText();

			$('.reglab-overlay').css('cursor', '').fadeOut();
		},

		initText: function($el) {
			var selection = this.getSelection();

			if (!selection) {
				return;
			}

			$('input[name="text"]').val(selection);
		},

		initType: function($el) {
			RegularLabsModalsPopup.setTypeFromTab($('ul.nav-tabs > li.active > a').first());

			$('ul.nav-tabs > li > a').on('shown.bs.tab', function() {
				RegularLabsModalsPopup.setTypeFromTab($(this));
			});
		},

		setTypeFromTab: function($el) {
			if (!$el || !$el.attr('href')) {
				return;
			}

			$('#type').val($el.attr('href').replace('#tab-', '')).trigger('change');
		},

		insertText: function() {
			var tag = this.getTag();

			if (!tag) {
				return false;
			}

			window.parent.Joomla.editors.instances[modals_editorname].replaceSelection(tag);

			return true;
		},

		getSelection: function() {
			var editor_textarea = window.parent.document.getElementById(modals_editorname);

			if (!editor_textarea) {
				return false;
			}

			var iframes = editor_textarea.parentNode.getElementsByTagName('iframe');

			if (!iframes.length) {
				return false;
			}

			var editor_frame  = iframes[0];
			var contentWindow = editor_frame.contentWindow;

			if (typeof contentWindow.getSelection !== 'undefined') {
				var sel = contentWindow.getSelection();
				if (sel.rangeCount) {
					var container = contentWindow.document.createElement("div");
					for (var i = 0, len = sel.rangeCount; i < len; ++i) {
						container.appendChild(sel.getRangeAt(i).cloneContents());
					}
					return container.innerHTML;
				}
			}

			if (typeof contentWindow.document.selection !== 'undefined'
				&& contentWindow.document.selection.type == "Text") {
				return contentWindow.document.selection.createRange().htmlText;
			}

			return false;
		},

		getTag: function(type) {
			var type = $('input[name="type"]').val();


			var main_attributes = this.getAttributesByType(type);

			if (!main_attributes) {
				return false;
			}

			var extra_attributes = this.getAttributesExtra(type);

			return this.getTagoutput(main_attributes + ' ' + extra_attributes);
		},


		getTagoutput: function(attributes) {
			var start = modals_tag_characters[0];
			var end   = modals_tag_characters[1];

			var text = $('input[name="text"]').val();

			return start + modals_tag + ' ' + attributes.trim() + end
				+ text
				+ start + '/' + modals_tag + end;
		},

		getEditorContents: function(id) {
			return Joomla.editors.instances[id].getValue();
		},

		getAttributesExtra: function(type) {
			var attributes = [];

			var keys = [
				'title',
				'class',
				'classname',
				'width',
				'height'
			];

			for (var i = 0; i < keys.length; i++) {
				var attrib = this.getAttributesDefault(keys[i], '', true);
				attrib && attributes.push(attrib);
			}

			var value = $('input[name="iframe"]:checked').val();
			if (value != 0) {
				attributes.push('iframe="true"');
			}


			return attributes.join(' ');
		},

		getAttributesByType: function(type) {
			switch (type) {
				case 'url':
					return this.getAttributesDefault('url', 'Please enter a URL', true);

				case 'image':
					return this.getAttributesImage();


				default:
					return false;
			}
		},

		getAttributesDefault: function(id, error, escape, key) {
			key = key ? key : id;

			var value = $('input[name="' + id + '"]').val();

			if (value == '') {
				error && alert(error);

				return false;
			}

			if (escape) {
				value = this.escape(value);
			}

			return key + '="' + value + '"';
		},


		escape: function(str) {
			return (str + '').replace(/([\"])/g, '\\$1');
		}
	};

	$(document).ready(function() {
		setTimeout(function() {
			RegularLabsModalsPopup.init();
		}, 100);
	});
})
(jQuery);