!function($, wysi) {

"use strict";

var templates = {
    "font-styles": "<li class='dropdown'>" +
                       "<a class='btn btn-default dropdown-toggle' data-toggle='dropdown' href='#'>" +
                           "<i class='fa fa-font'></i>&nbsp;<span class='current-font'>Normal text</span>&nbsp;<b class='caret'></b>" +
                       "</a>" +
                       "<ul class='dropdown-menu'>" +
                           "<li><a data-wysihtml5-command='formatBlock' data-wysihtml5-command-value='div'>Normal text</a></li>" +
                           "<li><a data-wysihtml5-command='formatBlock' data-wysihtml5-command-value='h1'>Heading 1</a></li>" +
                           "<li><a data-wysihtml5-command='formatBlock' data-wysihtml5-command-value='h2'>Heading 2</a></li>" +
                       "</ul>" +
                   "</li>",
    "emphasis":    "<li>" +
                       "<div class='btn-group'>" +
                           "<a class='btn btn-default' data-wysihtml5-command='bold' title='CTRL+B'>Bold</a>" +
                           "<a class='btn btn-default' data-wysihtml5-command='italic' title='CTRL+I'>Italic</a>" +
                           "<a class='btn btn-default' data-wysihtml5-command='underline' title='CTRL+U'>Underline</a>" +
                       "</div>" +
                   "</li>",
    "lists":       "<li>" +
                       "<div class='btn-group'>" +
                           "<a class='btn btn-default' data-wysihtml5-command='insertUnorderedList' title='Unordered List'><i class='fa fa-list'></i></a>" +
                           "<a class='btn btn-default' data-wysihtml5-command='insertOrderedList' title='Ordered List'><i class='fa fa-th-list'></i></a>" +
                           "<a class='btn btn-default' data-wysihtml5-command='Outdent' title='Outdent'><i class='fa fa-outdent'></i></a>" +
                           "<a class='btn btn-default' data-wysihtml5-command='Indent' title='Indent'><i class='fa fa-indent'></i></a>" +
                       "</div>" +
                   "</li>",
    "link":        "<li>" +
                       "<div class='bootstrap-wysihtml5-insert-link-modal modal hide fade'>" +
                           "<div class='modal-dialog'>" +
                           "<div class='modal-content'>" +
                           "<div class='modal-header'>" +
                               "<a class='close' data-dismiss='modal'>&times;</a>" +
                               "<h3>Insert Link</h3>" +
                           "</div>" +
                           "<div class='modal-body'>" +
                               "<input value='http://' class='bootstrap-wysihtml5-insert-link-url input-xlarge'>" +
                           "</div>" +
                           "<div class='modal-footer'>" +
                               "<a href='#' class='btn btn-default' data-dismiss='modal'>Cancel</a>" +
                               "<a href='#' class='btn btn-primary' data-dismiss='modal'>Insert link</a>" +
                            "</div>" +
                            "</div>" +
                            "</div>" +
                       "</div>" +
                       "<a class='btn btn-default' data-wysihtml5-command='createLink' title='Link'><i class='fa fa-share'></i></a>" +
                   "</li>",
    "image":       "<li>" +
                       "<div class='bootstrap-wysihtml5-insert-image-modal modal hide fade'>" +
        "<div class='modal-dialog'>" +
        "<div class='modal-content'>" +
                           "<div class='modal-header'>" +
                               "<a class='close' data-dismiss='modal'>&times;</a>" +
                               "<h3>Insert Image</h3>" +
                           "</div>" +
                           "<div class='modal-body'>" +
                               "<input value='http://' class='bootstrap-wysihtml5-insert-image-url input-xlarge'>" +
                           "</div>" +
                           "<div class='modal-footer'>" +
                               "<a href='#' class='btn btn-default' data-dismiss='modal'>Cancel</a>" +
                               "<a href='#' class='btn btn-default btn-primary' data-dismiss='modal'>Insert image</a>" +
                           "</div>" +
        "</div>" +
        "</div>" +
                       "</div>" +
                       "<a class='btn btn-default' data-wysihtml5-command='insertImage' title='Insert image'><i class='fa fa-picture-o'></i></a>" +
                   "</li>",

    "html":
                   "<li>" +
                       "<div class='btn-group'>" +
                           "<a class='btn btn-default' data-wysihtml5-action='change_view' title='Edit HTML'><i class='fa fa-pencil'></i></a>" +
                       "</div>" +
                   "</li>"
};

var defaultOptions = {
    "font-styles": true,
    "emphasis": true,
    "lists": true,
    "html": false,
    "link": true,
    "image": true,
    events: {},
    parserRules: {
        tags: {
            "b":  {},
            "i":  {},
            "br": {},
            "ol": {},
            "ul": {},
            "li": {},
            "h1": {},
            "h2": {},
            "blockquote": {},
            "u": 1,
            "img": {
                "check_attributes": {
                    "width": "numbers",
                    "alt": "alt",
                    "src": "url",
                    "height": "numbers"
                }
            },
            "a":  {
                set_attributes: {
                    target: "_blank",
                    rel:    "nofollow"
                },
                check_attributes: {
                    href:   "url" // important to avoid XSS
                }
            }
        }
    },
    stylesheets: []
};

var Wysihtml5 = function(el, options) {
    this.el = el;
    this.toolbar = this.createToolbar(el, options || defaultOptions);
    this.editor =  this.createEditor(options);

    window.editor = this.editor;

    $('iframe.wysihtml5-sandbox').each(function(i, el){
        $(el.contentWindow).off('focus.wysihtml5').on({
          'focus.wysihtml5' : function(){
             $('li.dropdown').removeClass('open');
           }
        });
    });
};

Wysihtml5.prototype = {

    constructor: Wysihtml5,

    createEditor: function(options) {
        options = $.extend(defaultOptions, options || {});
                options.toolbar = this.toolbar[0];

                var editor = new wysi.Editor(this.el[0], options);

        if(options && options.events) {
            for(var eventName in options.events) {
                editor.on(eventName, options.events[eventName]);
            }
        }

        return editor;
    },

    createToolbar: function(el, options) {
        var self = this;
        var toolbar = $("<ul/>", {
            'class' : "wysihtml5-toolbar",
            'style': "display:none"
        });

        for(var key in defaultOptions) {
            var value = false;

            if(options[key] !== undefined) {
                if(options[key] === true) {
                    value = true;
                }
            } else {
                value = defaultOptions[key];
            }

            if(value === true) {
                toolbar.append(templates[key]);

                if(key == "html") {
                    this.initHtml(toolbar);
                }

                if(key == "link") {
                    this.initInsertLink(toolbar);
                }

                if(key == "image") {
                    this.initInsertImage(toolbar);
                }
            }
        }

        toolbar.find("a[data-wysihtml5-command='formatBlock']").click(function(e) {
            var el = $(e.srcElement);
            self.toolbar.find('.current-font').text(el.html());
        });

        this.el.before(toolbar);

        return toolbar;
    },

    initHtml: function(toolbar) {
        var changeViewSelector = "a[data-wysihtml5-action='change_view']";
        toolbar.find(changeViewSelector).click(function(e) {
            toolbar.find('a.btn').not(changeViewSelector).toggleClass('disabled');
        });
    },

    initInsertImage: function(toolbar) {
        var self = this;
        var insertImageModal = toolbar.find('.bootstrap-wysihtml5-insert-image-modal');
        var urlInput = insertImageModal.find('.bootstrap-wysihtml5-insert-image-url');
        var insertButton = insertImageModal.find('a.btn-primary');
        var initialValue = urlInput.val();

        var insertImage = function() {
            var url = urlInput.val();
            urlInput.val(initialValue);
            self.editor.composer.commands.exec("insertImage", url);
        };

        urlInput.keypress(function(e) {
            if(e.which == 13) {
                insertImage();
                insertImageModal.modal('hide');
            }
        });

        insertButton.click(insertImage);

        insertImageModal.on('shown', function() {
            urlInput.focus();
        });

        insertImageModal.on('hide', function() {
            self.editor.currentView.element.focus();
        });

        toolbar.find('a[data-wysihtml5-command=insertImage]').click(function() {
            insertImageModal.modal('show');
            insertImageModal.on('click.dismiss.modal', '[data-dismiss="modal"]', function(e) {
                                    e.stopPropagation();
                            });
            return false;
        });
    },

    initInsertLink: function(toolbar) {
        var self = this;
        var insertLinkModal = toolbar.find('.bootstrap-wysihtml5-insert-link-modal');
        var urlInput = insertLinkModal.find('.bootstrap-wysihtml5-insert-link-url');
        var insertButton = insertLinkModal.find('a.btn-primary');
        var initialValue = urlInput.val();

        var insertLink = function() {
            var url = urlInput.val();
            urlInput.val(initialValue);
            self.editor.composer.commands.exec("createLink", {
                href: url,
                target: "_blank",
                rel: "nofollow"
            });
        };
        var pressedEnter = false;

        urlInput.keypress(function(e) {
            if(e.which == 13) {
                insertLink();
                insertLinkModal.modal('hide');
            }
        });

        insertButton.click(insertLink);

        insertLinkModal.on('shown', function() {
            urlInput.focus();
        });

        insertLinkModal.on('hide', function() {
            self.editor.currentView.element.focus();
        });

        toolbar.find('a[data-wysihtml5-command=createLink]').click(function() {
            insertLinkModal.modal('show');
            insertLinkModal.on('click.dismiss.modal', '[data-dismiss="modal"]', function(e) {
                                    e.stopPropagation();
                            });
            return false;
        });

    }
};

$.fn.wysihtml5 = function (options) {
    return this.each(function () {
        var $this = $(this);
        $this.data('wysihtml5', new Wysihtml5($this, options));
    });
};

$.fn.wysihtml5.Constructor = Wysihtml5;

}(window.jQuery, window.wysihtml5);