/**
 * @package   yii2-dialog
 * @author    Kartik Visweswaran <kartikv2@gmail.com>
 * @copyright Copyright &copy; Kartik Visweswaran, Krajee.com, 2014 - 2018
 * @version   1.0.6
 *
 * Make use of Bootstrap's modal more monkey-friendly.
 * Sourced from: https://github.com/nakupanda/bootstrap3-dialog
 *
 * Modifications to library by Kartik Visweswaran, Krajee.com
 * For yii2-dialog v1.0.6 - adds Bootstrap 4.x & 5.x support.
 */
(function (root, factory) {

    "use strict";

    // CommonJS module is definedc
    if (typeof module !== 'undefined' && module.exports) {
        module.exports = factory(require('jquery'), require('bootstrap'));
    }
    // AMD module is defined
    else if (typeof define === "function" && define.amd) {
        define("bootstrap-dialog", ["jquery", "bootstrap"], function ($) {
            return factory($);
        });
    } else {
        // planted over the root!
        root.BootstrapDialog = factory(root.jQuery);
    }

}(this, function ($) {

    "use strict";

    /* ================================================
     * Definition of BootstrapDialogModal.
     * Extend Bootstrap Modal and override some functions.
     * BootstrapDialogModal === Modified Modal.
     * ================================================ */
    var bsModal = $.fn.modal ? $.fn.modal.Constructor : (bootstrap ? bootstrap.Modal : {});
    var BootstrapDialogModal = function (element, options) {
        if (/4\.\d+\.\d+/.test(bsModal.VERSION) || /5\.\d+\.\d+/.test(bsModal.VERSION)) { //FIXME for BootstrapV4 & 5
            return new bsModal(element, options);
        } else {
            bsModal.call(this, element, options);
        }
    };
    BootstrapDialogModal.getModalVersion = function () {
        var version = null;
        if (typeof bsModal.VERSION === 'undefined') {
            version = 'v3.1';
        } else if (/3\.2\.\d+/.test(bsModal.VERSION)) {
            version = 'v3.2';
        } else if (/3\.3\.[1,2]/.test(bsModal.VERSION)) {
            version = 'v3.3';  // v3.3.1, v3.3.2
        } else if (/4\.\d+\.\d+/.test(bsModal.VERSION)) { //FIXME for BootstrapV4
            version = 'v4.1';
        } else if (/5\.\d+\.\d+/.test(bsModal.VERSION)) { //FIXME for BootstrapV5
            version = 'v5.1';
        } else {
            version = 'v3.3.4';
        }

        return version;
    };
    BootstrapDialogModal.ORIGINAL_BODY_PADDING = parseInt(($('body').css('padding-right') || 0), 10);
    BootstrapDialogModal.METHODS_TO_OVERRIDE = {};
    BootstrapDialogModal.METHODS_TO_OVERRIDE['v3.1'] = {};
    BootstrapDialogModal.METHODS_TO_OVERRIDE['v3.2'] = {
        hide: function (e) {
            if (e) {
                e.preventDefault();
            }
            e = $.Event('hide.bs.modal');

            this.$element.trigger(e);

            if (!this.isShown || e.isDefaultPrevented()) {
                return;
            }

            this.isShown = false;

            // Remove css class 'modal-open' when the last opened dialog is closing.
            var openedDialogs = this.getGlobalOpenedDialogs();
            if (openedDialogs.length === 0) {
                this.$body.removeClass('modal-open');
            }

            this.resetScrollbar();
            this.escape();

            $(document).off('focusin.bs.modal');

            this.$element
                .removeClass('in')
                .attr('aria-hidden', true)
                .off('click.dismiss.bs.modal');

            $.support.transition && this.$element.hasClass('fade') ?
                this.$element
                    .one('bsTransitionEnd', $.proxy(this.hideModal, this))
                    .emulateTransitionEnd(300) :
                this.hideModal();
        }
    };
    BootstrapDialogModal.METHODS_TO_OVERRIDE['v3.3'] = {
        /**
         * Overrided.
         *
         * @returns {undefined}
         */
        setScrollbar: function () {
            var bodyPad = BootstrapDialogModal.ORIGINAL_BODY_PADDING;
            if (this.bodyIsOverflowing) {
                this.$body.css('padding-right', bodyPad + this.scrollbarWidth);
            }
        },
        /**
         * Overrided.
         *
         * @returns {undefined}
         */
        resetScrollbar: function () {
            var openedDialogs = this.getGlobalOpenedDialogs();
            if (openedDialogs.length === 0) {
                this.$body.css('padding-right', BootstrapDialogModal.ORIGINAL_BODY_PADDING);
            }
        },
        /**
         * Overrided.
         *
         * @returns {undefined}
         */
        hideModal: function () {
            this.$element.hide();
            this.backdrop($.proxy(function () {
                var openedDialogs = this.getGlobalOpenedDialogs();
                if (openedDialogs.length === 0) {
                    this.$body.removeClass('modal-open');
                }
                this.resetAdjustments();
                this.resetScrollbar();
                this.$element.trigger('hidden.bs.modal');
            }, this));
        }
    };
    BootstrapDialogModal.METHODS_TO_OVERRIDE['v3.3.4'] = $.extend({}, BootstrapDialogModal.METHODS_TO_OVERRIDE['v3.3']);
    BootstrapDialogModal.METHODS_TO_OVERRIDE['v4.1'] = $.extend({}, BootstrapDialogModal.METHODS_TO_OVERRIDE['v3.3']); //FIXME for BootstrapV4
    BootstrapDialogModal.METHODS_TO_OVERRIDE['v5.1'] = $.extend({}, BootstrapDialogModal.METHODS_TO_OVERRIDE['v4.1']); //FIXME for BootstrapV5
    BootstrapDialogModal.prototype = {
        constructor: BootstrapDialogModal,
        /**
         * New function, to get the dialogs that opened by BootstrapDialog.
         *
         * @returns {undefined}
         */
        getGlobalOpenedDialogs: function () {
            var openedDialogs = [];
            $.each(BootstrapDialog.dialogs, function (id, dialogInstance) {
                if (dialogInstance.isRealized() && dialogInstance.isOpened()) {
                    openedDialogs.push(dialogInstance);
                }
            });

            return openedDialogs;
        }
    };

    // Add compatible methods.
    var modalPrototype = bsModal.prototype || null;
    BootstrapDialogModal.prototype = $.extend(BootstrapDialogModal.prototype, modalPrototype, BootstrapDialogModal.METHODS_TO_OVERRIDE[BootstrapDialogModal.getModalVersion()]);

    /* ================================================
     * Definition of BootstrapDialog.
     * ================================================ */
    var BootstrapDialog = function (options) {
        this.defaultOptions = $.extend(true, {
            id: BootstrapDialog.newGuid(),
            buttons: [],
            data: {},
            onshow: null,
            onshown: null,
            onhide: null,
            onhidden: null
        }, BootstrapDialog.defaultOptions);
        this.indexedButtons = {};
        this.registeredButtonHotkeys = {};
        this.draggableData = {
            isMouseDown: false,
            mouseOffset: {}
        };
        this.realized = false;
        this.opened = false;
        this.initOptions(options);
        this.holdThisInstance();
    };

    BootstrapDialog.BootstrapDialogModal = BootstrapDialogModal;

    /**
     *  Some constants.
     */
    BootstrapDialog.NAMESPACE = 'bootstrap-dialog';
    BootstrapDialog.TYPE_DEFAULT = 'type-default';
    BootstrapDialog.TYPE_INFO = 'type-info';
    BootstrapDialog.TYPE_PRIMARY = 'type-primary';
    BootstrapDialog.TYPE_SECONDARY = 'type-secondary';
    BootstrapDialog.TYPE_SUCCESS = 'type-success';
    BootstrapDialog.TYPE_WARNING = 'type-warning';
    BootstrapDialog.TYPE_DANGER = 'type-danger';
    BootstrapDialog.TYPE_DARK = 'type-dark';
    BootstrapDialog.TYPE_LIGHT = 'type-light';
    BootstrapDialog.DEFAULT_TEXTS = {};
    BootstrapDialog.DEFAULT_TEXTS[BootstrapDialog.TYPE_DEFAULT] = 'Default';
    BootstrapDialog.DEFAULT_TEXTS[BootstrapDialog.TYPE_INFO] = 'Information';
    BootstrapDialog.DEFAULT_TEXTS[BootstrapDialog.TYPE_PRIMARY] = 'Primary';
    BootstrapDialog.DEFAULT_TEXTS[BootstrapDialog.TYPE_SECONDARY] = 'Secondary';
    BootstrapDialog.DEFAULT_TEXTS[BootstrapDialog.TYPE_SUCCESS] = 'Success';
    BootstrapDialog.DEFAULT_TEXTS[BootstrapDialog.TYPE_WARNING] = 'Warning';
    BootstrapDialog.DEFAULT_TEXTS[BootstrapDialog.TYPE_DANGER] = 'Danger';
    BootstrapDialog.DEFAULT_TEXTS[BootstrapDialog.TYPE_DARK] = 'Dark';
    BootstrapDialog.DEFAULT_TEXTS[BootstrapDialog.TYPE_LIGHT] = 'Light';
    BootstrapDialog.DEFAULT_TEXTS['OK'] = 'OK';
    BootstrapDialog.DEFAULT_TEXTS['CANCEL'] = 'Cancel';
    BootstrapDialog.DEFAULT_TEXTS['CONFIRM'] = 'Confirmation';
    BootstrapDialog.SIZE_NORMAL = 'size-normal';
    BootstrapDialog.SIZE_SMALL = 'size-small';
    BootstrapDialog.SIZE_LARGE = 'size-large';
    BootstrapDialog.SIZE_WIDE = 'size-wide';
    BootstrapDialog.BUTTON_SIZES = {};
    BootstrapDialog.BUTTON_SIZES[BootstrapDialog.SIZE_NORMAL] = '';
    BootstrapDialog.BUTTON_SIZES[BootstrapDialog.SIZE_SMALL] = 'btn-sm';
    BootstrapDialog.BUTTON_SIZES[BootstrapDialog.SIZE_LARGE] = 'btn-lg';
    BootstrapDialog.BUTTON_SIZES[BootstrapDialog.SIZE_WIDE] = '';
    BootstrapDialog.ICON_SPINNER = 'glyphicon glyphicon-asterisk';
    BootstrapDialog.BUTTONS_ORDER_CANCEL_OK = 'btns-order-cancel-ok';
    BootstrapDialog.BUTTONS_ORDER_OK_CANCEL = 'btns-order-ok-cancel';

    /**
     * Default options.
     */
    BootstrapDialog.defaultOptions = {
        type: BootstrapDialog.TYPE_PRIMARY,
        size: BootstrapDialog.SIZE_NORMAL,
        cssClass: '',
        title: null,
        message: null,
        nl2br: true,
        closable: true,
        closeByBackdrop: true,
        closeByKeyboard: true,
        closeIcon: '&#10005;',
        spinicon: BootstrapDialog.ICON_SPINNER,
        autodestroy: true,
        draggable: false,
        animate: true,
        description: '',
        tabindex: -1,
        btnsOrder: BootstrapDialog.BUTTONS_ORDER_CANCEL_OK
    };

    /**
     * Config default options.
     */
    BootstrapDialog.configDefaultOptions = function (options) {
        BootstrapDialog.defaultOptions = $.extend(true, BootstrapDialog.defaultOptions, options);
    };

    /**
     * Open / Close all created dialogs all at once.
     */
    BootstrapDialog.dialogs = {};
    BootstrapDialog.openAll = function () {
        $.each(BootstrapDialog.dialogs, function (id, dialogInstance) {
            dialogInstance.open();
        });
    };
    BootstrapDialog.closeAll = function () {
        $.each(BootstrapDialog.dialogs, function (id, dialogInstance) {
            dialogInstance.close();
        });
    };

    /**
     * Get dialog instance by given id.
     *
     * @returns dialog instance
     */
    BootstrapDialog.getDialog = function (id) {
        var dialog = null;
        if (typeof BootstrapDialog.dialogs[id] !== 'undefined') {
            dialog = BootstrapDialog.dialogs[id];
        }

        return dialog;
    };

    /**
     * Set a dialog.
     *
     * @returns the dialog that has just been set.
     */
    BootstrapDialog.setDialog = function (dialog) {
        BootstrapDialog.dialogs[dialog.getId()] = dialog;

        return dialog;
    };

    /**
     * Alias of BootstrapDialog.setDialog(dialog)
     *
     * @param {type} dialog
     * @returns {unresolved}
     */
    BootstrapDialog.addDialog = function (dialog) {
        return BootstrapDialog.setDialog(dialog);
    };

    /**
     * Move focus to next visible dialog.
     */
    BootstrapDialog.moveFocus = function () {
        var lastDialogInstance = null;
        $.each(BootstrapDialog.dialogs, function (id, dialogInstance) {
            if (dialogInstance.isRealized() && dialogInstance.isOpened()) {
                lastDialogInstance = dialogInstance;
            }
        });
        if (lastDialogInstance !== null) {
            lastDialogInstance.getModal().focus();
        }
    };

    BootstrapDialog.METHODS_TO_OVERRIDE = {};
    BootstrapDialog.METHODS_TO_OVERRIDE['v3.1'] = {
        handleModalBackdropEvent: function () {
            this.getModal().on('click', {dialog: this}, function (event) {
                event.target === this && event.data.dialog.isClosable() && event.data.dialog.canCloseByBackdrop() && event.data.dialog.close();
            });

            return this;
        },
        /**
         * To make multiple opened dialogs look better.
         *
         * Will be removed in later version, after Bootstrap Modal >= 3.3.0, updating z-index is unnecessary.
         */
        updateZIndex: function () {
            if (this.isOpened()) {
                var zIndexBackdrop = 1040;
                var zIndexModal = 1050;
                var dialogCount = 0;
                $.each(BootstrapDialog.dialogs, function (dialogId, dialogInstance) {
                    if (dialogInstance.isRealized() && dialogInstance.isOpened()) {
                        dialogCount++;
                    }
                });
                var $modal = this.getModal();
                var $backdrop = this.getModalBackdrop($modal); //FIXME for BootstrapV4
                $modal.css('z-index', zIndexModal + (dialogCount - 1) * 20);
                $backdrop.css('z-index', zIndexBackdrop + (dialogCount - 1) * 20);
            }

            return this;
        },
        open: function () {
            !this.isRealized() && this.realize();
            this.getModal().modal('show');
            this.updateZIndex();

            return this;
        }
    };
    BootstrapDialog.METHODS_TO_OVERRIDE['v3.2'] = {
        handleModalBackdropEvent: BootstrapDialog.METHODS_TO_OVERRIDE['v3.1']['handleModalBackdropEvent'],
        updateZIndex: BootstrapDialog.METHODS_TO_OVERRIDE['v3.1']['updateZIndex'],
        open: BootstrapDialog.METHODS_TO_OVERRIDE['v3.1']['open']
    };
    BootstrapDialog.METHODS_TO_OVERRIDE['v3.3'] = {};
    BootstrapDialog.METHODS_TO_OVERRIDE['v3.3.4'] = $.extend({}, BootstrapDialog.METHODS_TO_OVERRIDE['v3.1']);
    /**
     * BEGIN: Fixes and enhancements for Bootstrap v4.x
     * By Kartik Visweswaran
     */
    BootstrapDialog.METHODS_TO_OVERRIDE['v4.0'] = BootstrapDialog.METHODS_TO_OVERRIDE['v4.1'] = BootstrapDialog.METHODS_TO_OVERRIDE['v5.1'] = {
        defaultButtonCss: 'btn-outline-secondary',
        getModalBackdrop: function ($modal) {
            return $($modal.data('bs.modal')._backdrop);
        },
        handleModalBackdropEvent: BootstrapDialog.METHODS_TO_OVERRIDE['v3.1']['handleModalBackdropEvent'],
        updateZIndex: BootstrapDialog.METHODS_TO_OVERRIDE['v3.1']['updateZIndex'],
        open: BootstrapDialog.METHODS_TO_OVERRIDE['v3.1']['open'],
        getModalForBootstrapDialogModal: function () {
            return this.getModal().get(0);
        },
        createHeaderContent: function () {
            var $container = $('<div></div>');
            // title & button
            $container.append(this.createTitleContent()).append(this.createCloseButton());
            return $container.html();
        }
    };
    /**
     * END: Fixes and enhancements for Bootstrap v4.x
     * By Kartik Visweswaran
     */
    BootstrapDialog.prototype = {
        constructor: BootstrapDialog,
        defaultButtonCss: 'btn-default', // Enhancement by Kartik
        initOptions: function (options) {
            this.options = $.extend(true, this.defaultOptions, options);
            return this;
        },
        holdThisInstance: function () {
            BootstrapDialog.addDialog(this);

            return this;
        },
        initModalStuff: function () {
            this.setModal(this.createModal())
                .setModalDialog(this.createModalDialog())
                .setModalContent(this.createModalContent())
                .setModalHeader(this.createModalHeader())
                .setModalBody(this.createModalBody())
                .setModalFooter(this.createModalFooter());

            this.getModal().append(this.getModalDialog());
            this.getModalDialog().append(this.getModalContent());
            this.getModalContent()
                .append(this.getModalHeader())
                .append(this.getModalBody())
                .append(this.getModalFooter());

            return this;
        },
        createModal: function () {
            var $modal = $('<div class="modal" role="dialog" aria-hidden="true"></div>');
            $modal.prop('id', this.getId());
            $modal.attr('aria-labelledby', this.getId() + '_title');

            return $modal;
        },
        getModal: function () {
            return this.$modal;
        },
        setModal: function ($modal) {
            this.$modal = $modal;

            return this;
        },
        getModalBackdrop: function ($modal) { //FIXME for BootstrapV4
            return $modal.data('bs.modal').$backdrop;
        },
        getModalForBootstrapDialogModal: function () { //FIXME for BootstrapV4
            return this.getModal();
        },
        createModalDialog: function () {
            return $('<div class="modal-dialog"></div>');
        },
        getModalDialog: function () {
            return this.$modalDialog;
        },
        setModalDialog: function ($modalDialog) {
            this.$modalDialog = $modalDialog;

            return this;
        },
        createModalContent: function () {
            return $('<div class="modal-content"></div>');
        },
        getModalContent: function () {
            return this.$modalContent;
        },
        setModalContent: function ($modalContent) {
            this.$modalContent = $modalContent;

            return this;
        },
        createModalHeader: function () {
            var css = this.getNamespace('header') + ' ' + this.getColor();
            return $('<div class="modal-header ' + css + '"></div>');
        },
        getModalHeader: function () {
            return this.$modalHeader;
        },
        setModalHeader: function ($modalHeader) {
            this.$modalHeader = $modalHeader;

            return this;
        },
        createModalBody: function () {
            return $('<div class="modal-body"></div>');
        },
        getModalBody: function () {
            return this.$modalBody;
        },
        setModalBody: function ($modalBody) {
            this.$modalBody = $modalBody;

            return this;
        },
        createModalFooter: function () {
            return $('<div class="modal-footer"></div>');
        },
        getModalFooter: function () {
            return this.$modalFooter;
        },
        setModalFooter: function ($modalFooter) {
            this.$modalFooter = $modalFooter;

            return this;
        },
        createDynamicContent: function (rawContent) {
            var content = null;
            if (typeof rawContent === 'function') {
                content = rawContent.call(rawContent, this);
            } else {
                content = rawContent;
            }
            if (typeof content === 'string') {
                content = this.formatStringContent(content);
            }

            return content;
        },
        formatStringContent: function (content) {
            if (this.options.nl2br) {
                return content.replace(/\r\n/g, '<br />').replace(/[\r\n]/g, '<br />');
            }

            return content;
        },
        setData: function (key, value) {
            this.options.data[key] = value;

            return this;
        },
        getData: function (key) {
            return this.options.data[key];
        },
        setId: function (id) {
            this.options.id = id;

            return this;
        },
        getId: function () {
            return this.options.id;
        },
        getColor: function () {
            return this.getType().replace('type-', 'btn-');
        },
        getType: function () {
            return this.options.type;
        },
        setType: function (type) {
            this.options.type = type;
            this.updateType();

            return this;
        },
        updateType: function () {
            if (this.isRealized()) {
                var types = [BootstrapDialog.TYPE_DEFAULT,
                    BootstrapDialog.TYPE_INFO,
                    BootstrapDialog.TYPE_PRIMARY,
                    BootstrapDialog.TYPE_SECONDARY,
                    BootstrapDialog.TYPE_SUCCESS,
                    BootstrapDialog.TYPE_WARNING,
                    BootstrapDialog.TYPE_DARK,
                    BootstrapDialog.TYPE_LIGHT,
                    BootstrapDialog.TYPE_DANGER];

                this.getModal().removeClass(types.join(' ')).addClass(this.getType());
            }

            return this;
        },
        getSize: function () {
            return this.options.size;
        },
        setSize: function (size) {
            this.options.size = size;
            this.updateSize();

            return this;
        },
        updateSize: function () {
            if (this.isRealized()) {
                var dialog = this, size = this.getSize();

                // Dialog size
                this.getModal().removeClass(BootstrapDialog.SIZE_NORMAL)
                    .removeClass(BootstrapDialog.SIZE_SMALL)
                    .removeClass(BootstrapDialog.SIZE_LARGE)
                    .removeClass(BootstrapDialog.SIZE_WIDE);
                this.getModal().addClass(size);

                // Smaller dialog.
                this.getModalDialog().removeClass('modal-sm');
                if (size === BootstrapDialog.SIZE_SMALL) {
                    this.getModalDialog().addClass('modal-sm');
                }

                // Wider dialog.
                this.getModalDialog().removeClass('modal-lg');
                if (size === BootstrapDialog.SIZE_LARGE) {
                    this.getModalDialog().addClass('modal-lg');
                }
                // Extra Wide Dialog.
                this.getModalDialog().removeClass('modal-xl');
                if (size === BootstrapDialog.SIZE_WIDE) {
                    this.getModalDialog().addClass('modal-xl');
                }

                // Button size
                $.each(this.options.buttons, function (index, button) {
                    var $button = dialog.getButton(button.id);
                    var buttonSizes = ['btn-lg', 'btn-sm', 'btn-xs'];
                    var sizeClassSpecified = false;
                    if (typeof button['cssClass'] === 'string') {
                        var btnClasses = button['cssClass'].split(' ');
                        $.each(btnClasses, function (index, btnClass) {
                            if ($.inArray(btnClass, buttonSizes) !== -1) {
                                sizeClassSpecified = true;
                            }
                        });
                    }
                    if (!sizeClassSpecified) {
                        $button.removeClass(buttonSizes.join(' '));
                        $button.addClass(dialog.getButtonSize());
                    }
                });
            }

            return this;
        },
        getCssClass: function () {
            return this.options.cssClass;
        },
        setCssClass: function (cssClass) {
            this.options.cssClass = cssClass;

            return this;
        },
        getTitle: function () {
            return this.options.title;
        },
        setTitle: function (title) {
            this.options.title = title;
            this.updateTitle();

            return this;
        },
        updateTitle: function () {
            if (this.isRealized()) {
                var title = this.getTitle() !== null ? this.createDynamicContent(this.getTitle()) : this.getDefaultText();
                this.getModalHeader().find('.' + this.getNamespace('title')).html('').append(title).prop('id', this.getId() + '_title');
            }

            return this;
        },
        getMessage: function () {
            return this.options.message;
        },
        setMessage: function (message) {
            this.options.message = message;
            this.updateMessage();

            return this;
        },
        updateMessage: function () {
            if (this.isRealized()) {
                var message = this.createDynamicContent(this.getMessage());
                this.getModalBody().find('.' + this.getNamespace('message')).html('').append(message);
            }

            return this;
        },
        isClosable: function () {
            return this.options.closable;
        },
        setClosable: function (closable) {
            this.options.closable = closable;
            this.updateClosable();

            return this;
        },
        setCloseByBackdrop: function (closeByBackdrop) {
            this.options.closeByBackdrop = closeByBackdrop;

            return this;
        },
        canCloseByBackdrop: function () {
            return this.options.closeByBackdrop;
        },
        setCloseByKeyboard: function (closeByKeyboard) {
            this.options.closeByKeyboard = closeByKeyboard;

            return this;
        },
        canCloseByKeyboard: function () {
            return this.options.closeByKeyboard;
        },
        isAnimate: function () {
            return this.options.animate;
        },
        setAnimate: function (animate) {
            this.options.animate = animate;

            return this;
        },
        updateAnimate: function () {
            if (this.isRealized()) {
                this.getModal().toggleClass('fade', this.isAnimate());
            }

            return this;
        },
        getSpinicon: function () {
            return this.options.spinicon;
        },
        setSpinicon: function (spinicon) {
            this.options.spinicon = spinicon;

            return this;
        },
        addButton: function (button) {
            this.options.buttons.push(button);

            return this;
        },
        addButtons: function (buttons) {
            var that = this;
            $.each(buttons, function (index, button) {
                that.addButton(button);
            });

            return this;
        },
        getButtons: function () {
            return this.options.buttons;
        },
        setButtons: function (buttons) {
            this.options.buttons = buttons;
            this.updateButtons();

            return this;
        },
        /**
         * If there is id provided for a button option, it will be in dialog.indexedButtons list.
         *
         * In that case you can use dialog.getButton(id) to find the button.
         *
         * @param {type} id
         * @returns {undefined}
         */
        getButton: function (id) {
            if (typeof this.indexedButtons[id] !== 'undefined') {
                return this.indexedButtons[id];
            }

            return null;
        },
        getButtonSize: function () {
            if (typeof BootstrapDialog.BUTTON_SIZES[this.getSize()] !== 'undefined') {
                return BootstrapDialog.BUTTON_SIZES[this.getSize()];
            }

            return '';
        },
        updateButtons: function () {
            if (this.isRealized()) {
                if (this.getButtons().length === 0) {
                    this.getModalFooter().hide();
                } else {
                    this.getModalFooter().show().find('.' + this.getNamespace('footer')).html('').append(this.createFooterButtons());
                }
            }

            return this;
        },
        isAutodestroy: function () {
            return this.options.autodestroy;
        },
        setAutodestroy: function (autodestroy) {
            this.options.autodestroy = autodestroy;
        },
        getDescription: function () {
            return this.options.description;
        },
        setDescription: function (description) {
            this.options.description = description;

            return this;
        },
        setTabindex: function (tabindex) {
            this.options.tabindex = tabindex;

            return this;
        },
        getTabindex: function () {
            return this.options.tabindex;
        },
        updateTabindex: function () {
            if (this.isRealized()) {
                this.getModal().attr('tabindex', this.getTabindex());
            }

            return this;
        },
        getDefaultText: function () {
            return BootstrapDialog.DEFAULT_TEXTS[this.getType()];
        },
        getNamespace: function (name) {
            return BootstrapDialog.NAMESPACE + '-' + name;
        },
        createHeaderContent: function () {
            var $container = $('<div></div>');
            $container.addClass(this.getNamespace('header'));

            // title
            $container.append(this.createTitleContent());

            // Close button
            $container.prepend(this.createCloseButton());

            return $container;
        },
        createTitleContent: function () {
            var $title = $('<div></div>');
            $title.addClass(this.getNamespace('title'));

            return $title;
        },
        createCloseButton: function () {
            var $container = $('<div></div>'), $icon;
            $container.addClass(this.getNamespace('close-button'));
            $icon = $('<button class="btn-modal-close btn ' + this.getColor() + '" data-dismiss="modal" data-bs-dismiss="modal" aria-label="close"></button>');
            $icon.append(this.options.closeIcon);
            $container.append($icon);
            $container.on('click', {dialog: this}, function (event) {
                event.data.dialog.close();
            });

            return $container;
        },
        createBodyContent: function () {
            var $container = $('<div></div>');
            $container.addClass(this.getNamespace('body'));

            // Message
            $container.append(this.createMessageContent());

            return $container;
        },
        createMessageContent: function () {
            var $message = $('<div></div>');
            $message.addClass(this.getNamespace('message'));

            return $message;
        },
        createFooterContent: function () {
            var $container = $('<div></div>');
            $container.addClass(this.getNamespace('footer'));

            return $container;
        },
        createFooterButtons: function () {
            var that = this;
            var $container = $('<div></div>');
            $container.addClass(this.getNamespace('footer-buttons'));
            this.indexedButtons = {};
            $.each(this.options.buttons, function (index, button) {
                if (!button.id) {
                    button.id = BootstrapDialog.newGuid();
                }
                var $button = that.createButton(button);
                that.indexedButtons[button.id] = $button;
                $container.append($button);
            });

            return $container;
        },
        createButton: function (button) {
            var $button = $('<button class="btn"></button>');
            $button.prop('id', button.id);
            $button.data('button', button);

            // Icon
            if (typeof button.icon !== 'undefined' && $.trim(button.icon) !== '') {
                $button.append(this.createButtonIcon(button.icon));
            }

            // Label
            if (typeof button.label !== 'undefined') {
                $button.append(button.label);
            }

            // title
            if (typeof button.title !== 'undefined') {
                $button.attr('title', button.title);
            }

            // Css class
            if (typeof button.cssClass !== 'undefined' && $.trim(button.cssClass) !== '') {
                $button.addClass(button.cssClass);
            } else {
                $button.addClass(this.defaultButtonCss);
            }

            // Data attributes
            if (typeof button.data === 'object' && button.data.constructor === {}.constructor) {
                $.each(button.data, function (key, value) {
                    $button.attr('data-' + key, value);
                });
            }

            // Hotkey
            if (typeof button.hotkey !== 'undefined') {
                this.registeredButtonHotkeys[button.hotkey] = $button;
            }

            // Button on click
            $button.on('click', {dialog: this, $button: $button, button: button}, function (event) {
                var dialog = event.data.dialog;
                var $button = event.data.$button;
                var button = $button.data('button');
                if (button.autospin) {
                    $button.toggleSpin(true);
                }
                if (typeof button.action === 'function') {
                    return button.action.call($button, dialog, event);
                }
            });

            // Dynamically add extra functions to $button
            this.enhanceButton($button);

            //Initialize enabled or not
            if (typeof button.enabled !== 'undefined') {
                $button.toggleEnable(button.enabled);
            }

            return $button;
        },
        /**
         * Dynamically add extra functions to $button
         *
         * Using '$this' to reference 'this' is just for better readability.
         *
         * @param {type} $button
         * @returns {_L13.BootstrapDialog.prototype}
         */
        enhanceButton: function ($button) {
            $button.dialog = this;

            // Enable / Disable
            $button.toggleEnable = function (enable) {
                var $this = this;
                if (typeof enable !== 'undefined') {
                    $this.prop("disabled", !enable).toggleClass('disabled', !enable);
                } else {
                    $this.prop("disabled", !$this.prop("disabled"));
                }

                return $this;
            };
            $button.enable = function () {
                var $this = this;
                $this.toggleEnable(true);

                return $this;
            };
            $button.disable = function () {
                var $this = this;
                $this.toggleEnable(false);

                return $this;
            };

            // Icon spinning, helpful for indicating ajax loading status.
            $button.toggleSpin = function (spin) {
                var $this = this;
                var dialog = $this.dialog;
                var $icon = $this.find('.' + dialog.getNamespace('button-icon'));
                if (typeof spin === 'undefined') {
                    spin = !($button.find('.icon-spin').length > 0);
                }
                if (spin) {
                    $icon.hide();
                    $button.prepend(dialog.createButtonIcon(dialog.getSpinicon()).addClass('icon-spin'));
                } else {
                    $icon.show();
                    $button.find('.icon-spin').remove();
                }

                return $this;
            };
            $button.spin = function () {
                var $this = this;
                $this.toggleSpin(true);

                return $this;
            };
            $button.stopSpin = function () {
                var $this = this;
                $this.toggleSpin(false);

                return $this;
            };

            return this;
        },
        createButtonIcon: function (icon) {
            var $icon = $('<span></span>');
            $icon.addClass(this.getNamespace('button-icon')).addClass(icon);

            return $icon;
        },
        /**
         * Invoke this only after the dialog is realized.
         *
         * @param {type} enable
         * @returns {undefined}
         */
        enableButtons: function (enable) {
            $.each(this.indexedButtons, function (id, $button) {
                $button.toggleEnable(enable);
            });

            return this;
        },
        /**
         * Invoke this only after the dialog is realized.
         *
         * @returns {undefined}
         */
        updateClosable: function () {
            if (this.isRealized()) {
                // Close button
                this.getModalHeader().find('.' + this.getNamespace('close-button')).toggle(this.isClosable());
            }

            return this;
        },
        /**
         * Set handler for modal event 'show.bs.modal'.
         * This is a setter!
         */
        onShow: function (onshow) {
            this.options.onshow = onshow;

            return this;
        },
        /**
         * Set handler for modal event 'shown.bs.modal'.
         * This is a setter!
         */
        onShown: function (onshown) {
            this.options.onshown = onshown;

            return this;
        },
        /**
         * Set handler for modal event 'hide.bs.modal'.
         * This is a setter!
         */
        onHide: function (onhide) {
            this.options.onhide = onhide;

            return this;
        },
        /**
         * Set handler for modal event 'hidden.bs.modal'.
         * This is a setter!
         */
        onHidden: function (onhidden) {
            this.options.onhidden = onhidden;

            return this;
        },
        isRealized: function () {
            return this.realized;
        },
        setRealized: function (realized) {
            this.realized = realized;

            return this;
        },
        isOpened: function () {
            return this.opened;
        },
        setOpened: function (opened) {
            this.opened = opened;

            return this;
        },
        handleModalEvents: function () {
            this.getModal().on('show.bs.modal', {dialog: this}, function (event) {
                var dialog = event.data.dialog;
                dialog.setOpened(true);
                if (dialog.isModalEvent(event) && typeof dialog.options.onshow === 'function') {
                    var openIt = dialog.options.onshow(dialog);
                    if (openIt === false) {
                        dialog.setOpened(false);
                    }

                    return openIt;
                }
            });
            this.getModal().on('shown.bs.modal', {dialog: this}, function (event) {
                var dialog = event.data.dialog;
                dialog.isModalEvent(event) && typeof dialog.options.onshown === 'function' && dialog.options.onshown(dialog);
            });
            this.getModal().on('hide.bs.modal', {dialog: this}, function (event) {
                var dialog = event.data.dialog;
                dialog.setOpened(false);
                if (dialog.isModalEvent(event) && typeof dialog.options.onhide === 'function') {
                    var hideIt = dialog.options.onhide(dialog);
                    if (hideIt === false) {
                        dialog.setOpened(true);
                    }

                    return hideIt;
                }
            });
            this.getModal().on('hidden.bs.modal', {dialog: this}, function (event) {
                var dialog = event.data.dialog;
                dialog.isModalEvent(event) && typeof dialog.options.onhidden === 'function' && dialog.options.onhidden(dialog);
                if (dialog.isAutodestroy()) {
                    dialog.setRealized(false);
                    delete BootstrapDialog.dialogs[dialog.getId()];
                    $(this).remove();
                }
                BootstrapDialog.moveFocus();
                if ($('.modal').hasClass('in')) {
                    $('body').addClass('modal-open');
                }
            });

            // Backdrop, I did't find a way to change bs3 backdrop option after the dialog is popped up, so here's a new wheel.
            this.handleModalBackdropEvent();

            // ESC key support
            this.getModal().on('keyup', {dialog: this}, function (event) {
                event.which === 27 && event.data.dialog.isClosable() && event.data.dialog.canCloseByKeyboard() && event.data.dialog.close();
            });

            // Button hotkey
            this.getModal().on('keyup', {dialog: this}, function (event) {
                var dialog = event.data.dialog;
                if (typeof dialog.registeredButtonHotkeys[event.which] !== 'undefined') {
                    var $button = $(dialog.registeredButtonHotkeys[event.which]);
                    !$button.prop('disabled') && !$button.is(':focus') && $button.focus().trigger('click');
                }
            });

            return this;
        },
        handleModalBackdropEvent: function () {
            this.getModal().on('click', {dialog: this}, function (event) {
                $(event.target).hasClass('modal-backdrop') && event.data.dialog.isClosable() && event.data.dialog.canCloseByBackdrop() && event.data.dialog.close();
            });

            return this;
        },
        isModalEvent: function (event) {
            return typeof event.namespace !== 'undefined' && event.namespace === 'bs.modal';
        },
        makeModalDraggable: function () {
            if (this.options.draggable) {
                this.getModalHeader().addClass(this.getNamespace('draggable')).on('mousedown', {dialog: this}, function (event) {
                    var dialog = event.data.dialog;
                    dialog.draggableData.isMouseDown = true;
                    var dialogOffset = dialog.getModalDialog().offset();
                    dialog.draggableData.mouseOffset = {
                        top: event.clientY - dialogOffset.top,
                        left: event.clientX - dialogOffset.left
                    };
                });
                this.getModal().on('mouseup mouseleave', {dialog: this}, function (event) {
                    event.data.dialog.draggableData.isMouseDown = false;
                });
                $('body').on('mousemove', {dialog: this}, function (event) {
                    var dialog = event.data.dialog;
                    if (!dialog.draggableData.isMouseDown) {
                        return;
                    }
                    dialog.getModalDialog().offset({
                        top: event.clientY - dialog.draggableData.mouseOffset.top,
                        left: event.clientX - dialog.draggableData.mouseOffset.left
                    });
                });
            }

            return this;
        },
        realize: function () {
            this.initModalStuff();
            this.getModal().addClass(BootstrapDialog.NAMESPACE)
                .addClass(this.getCssClass());
            this.updateSize();
            if (this.getDescription()) {
                this.getModal().attr('aria-describedby', this.getDescription());
            }
            this.getModalFooter().append(this.createFooterContent());
            this.getModalHeader().append(this.createHeaderContent());
            this.getModalBody().append(this.createBodyContent());
            this.getModal().data('bs.modal', new BootstrapDialogModal(this.getModalForBootstrapDialogModal(), { //FIXME for BootstrapV4
                backdrop: 'static',
                keyboard: false,
                show: false
            }));
            this.makeModalDraggable();
            this.handleModalEvents();
            this.setRealized(true);
            this.updateButtons();
            this.updateType();
            this.updateTitle();
            this.updateMessage();
            this.updateClosable();
            this.updateAnimate();
            this.updateSize();
            this.updateTabindex();

            return this;
        },
        open: function () {
            !this.isRealized() && this.realize();
            this.getModal().modal('show');

            return this;
        },
        close: function () {
            !this.isRealized() && this.realize();
            this.getModal().modal('hide');

            return this;
        }
    };

    // Add compatible methods.
    BootstrapDialog.prototype = $.extend(BootstrapDialog.prototype, BootstrapDialog.METHODS_TO_OVERRIDE[BootstrapDialogModal.getModalVersion()]);

    /**
     * RFC4122 version 4 compliant unique id creator.
     *
     * Added by https://github.com/tufanbarisyildirim/
     *
     *  @returns {String}
     */
    BootstrapDialog.newGuid = function () {
        return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function (c) {
            var r = Math.random() * 16 | 0, v = c === 'x' ? r : (r & 0x3 | 0x8);
            return v.toString(16);
        });
    };

    /* ================================================
     * For lazy people
     * ================================================ */

    /**
     * Shortcut function: show
     *
     * @param {type} options
     * @returns the created dialog instance
     */
    BootstrapDialog.show = function (options) {
        return new BootstrapDialog(options).open();
    };

    /**
     * Alert window
     *
     * @returns the created dialog instance
     */
    BootstrapDialog.alert = function () {
        var alertOptions = {};
        var defaultAlertOptions = {
            type: BootstrapDialog.TYPE_PRIMARY,
            title: null,
            message: null,
            closable: false,
            draggable: false,
            buttonLabel: BootstrapDialog.DEFAULT_TEXTS.OK,
            buttonHotkey: null,
            callback: null
        };

        if (typeof arguments[0] === 'object' && arguments[0].constructor === {}.constructor) {
            alertOptions = $.extend(true, defaultAlertOptions, arguments[0]);
        } else {
            alertOptions = $.extend(true, defaultAlertOptions, {
                message: arguments[0],
                callback: typeof arguments[1] !== 'undefined' ? arguments[1] : null
            });
        }

        var dialog = new BootstrapDialog(alertOptions);
        dialog.setData('callback', alertOptions.callback);
        dialog.addButton({
            label: alertOptions.buttonLabel,
            hotkey: alertOptions.buttonHotkey,
            action: function (dialog) {
                if (typeof dialog.getData('callback') === 'function' && dialog.getData('callback').call(this, true) === false) {
                    return false;
                }
                dialog.setData('btnClicked', true);

                return dialog.close();
            }
        });
        if (typeof dialog.options.onhide === 'function') {
            dialog.onHide(function (dialog) {
                var hideIt = true;
                if (!dialog.getData('btnClicked') && dialog.isClosable() && typeof dialog.getData('callback') === 'function') {
                    hideIt = dialog.getData('callback')(false);
                }
                if (hideIt === false) {
                    return false;
                }
                hideIt = this.onhide(dialog);

                return hideIt;
            }.bind({
                onhide: dialog.options.onhide
            }));
        } else {
            dialog.onHide(function (dialog) {
                var hideIt = true;
                if (!dialog.getData('btnClicked') && dialog.isClosable() && typeof dialog.getData('callback') === 'function') {
                    hideIt = dialog.getData('callback')(false);
                }

                return hideIt;
            });
        }

        return dialog.open();
    };

    /**
     * Confirm window
     *
     * @returns the created dialog instance
     */
    BootstrapDialog.confirm = function () {
        var confirmOptions = {};
        var defaultConfirmOptions = {
            type: BootstrapDialog.TYPE_PRIMARY,
            title: null,
            message: null,
            closable: false,
            draggable: false,
            btnCancelLabel: BootstrapDialog.DEFAULT_TEXTS.CANCEL,
            btnCancelClass: null,
            btnCancelHotkey: null,
            btnOKLabel: BootstrapDialog.DEFAULT_TEXTS.OK,
            btnOKClass: null,
            btnOKHotkey: null,
            btnsOrder: BootstrapDialog.defaultOptions.btnsOrder,
            callback: null
        };
        if (typeof arguments[0] === 'object' && arguments[0].constructor === {}.constructor) {
            confirmOptions = $.extend(true, defaultConfirmOptions, arguments[0]);
        } else {
            confirmOptions = $.extend(true, defaultConfirmOptions, {
                message: arguments[0],
                callback: typeof arguments[1] !== 'undefined' ? arguments[1] : null
            });
        }
        if (confirmOptions.btnOKClass === null) {
            confirmOptions.btnOKClass = ['btn', confirmOptions.type.split('-')[1]].join('-');
        }

        var dialog = new BootstrapDialog(confirmOptions);
        dialog.setData('callback', confirmOptions.callback);

        var buttons = [{
            label: confirmOptions.btnCancelLabel,
            cssClass: confirmOptions.btnCancelClass,
            hotkey: confirmOptions.btnCancelHotkey,
            action: function (dialog) {
                if (typeof dialog.getData('callback') === 'function' && dialog.getData('callback').call(this, false) === false) {
                    return false;
                }

                return dialog.close();
            }
        }, {
            label: confirmOptions.btnOKLabel,
            cssClass: confirmOptions.btnOKClass,
            hotkey: confirmOptions.btnOKHotkey,
            action: function (dialog) {
                if (typeof dialog.getData('callback') === 'function' && dialog.getData('callback').call(this, true) === false) {
                    return false;
                }

                return dialog.close();
            }
        }];
        if (confirmOptions.btnsOrder === BootstrapDialog.BUTTONS_ORDER_OK_CANCEL) {
            buttons.reverse();
        }
        dialog.addButtons(buttons);

        return dialog.open();

    };

    /**
     * Warning window
     *
     * @param {type} message
     * @returns the created dialog instance
     */
    BootstrapDialog.warning = function (message, callback) {
        return new BootstrapDialog({
            type: BootstrapDialog.TYPE_WARNING,
            message: message
        }).open();
    };

    /**
     * Danger window
     *
     * @param {type} message
     * @returns the created dialog instance
     */
    BootstrapDialog.danger = function (message, callback) {
        return new BootstrapDialog({
            type: BootstrapDialog.TYPE_DANGER,
            message: message
        }).open();
    };

    /**
     * Success window
     *
     * @param {type} message
     * @returns the created dialog instance
     */
    BootstrapDialog.success = function (message, callback) {
        return new BootstrapDialog({
            type: BootstrapDialog.TYPE_SUCCESS,
            message: message
        }).open();
    };

    return BootstrapDialog;

}));
