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             \n                                                                                                                                                                                                       \n\n*/\n(function (f, define) {\n    define('chat/messageBox', ['kendo.core'], f);\n}(function () {\n    (function ($, undefined) {\n        var kendo = window.kendo;\n        var Widget = kendo.ui.Widget;\n        var extend = $.extend;\n        var proxy = $.proxy;\n        var DOT = '.';\n        var NS = '.kendoChat';\n        var keys = kendo.keys;\n        var SEND_ICON = '<svg version=\"1.1\" ixmlns=\"http://www.w3.org/2000/svg\" xmlns:xlink=\"http://www.w3.org/1999/xlink\" x=\"0px\" y=\"0px\" viewBox=\"0 0 16 16\" xml:space=\"preserve\"><path d=\"M0,14.3c-0.1,0.6,0.3,0.8,0.8,0.6l14.8-6.5c0.5-0.2,0.5-0.6,0-0.8L0.8,1.1C0.3,0.9-0.1,1.1,0,1.7l0.7,4.2C0.8,6.5,1.4,7,1.9,7.1l8.8,0.8c0.6,0.1,0.6,0.1,0,0.2L1.9,8.9C1.4,9,0.8,9.5,0.7,10.1L0,14.3z\"/></svg>';\n        var TOGGLE_ICON = '<svg version=\"1.1\" id=\"Layer_1\" xmlns=\"http://www.w3.org/2000/svg\" xmlns:xlink=\"http://www.w3.org/1999/xlink\" x=\"0px\" y=\"0px\" viewBox=\"0 0 512 512\" style=\"enable-background:new 0 0 512 512;\" xml:space=\"preserve\"><g>   <path d=\"M128,240c0-26.4-21.6-48-48-48s-48,21.6-48,48s21.6,48,48,48S128,266.4,128,240z\"/>   <path d=\"M192,240c0,26.4,21.6,48,48,48c26.4,0,48-21.6,48-48s-21.6-48-48-48C213.6,192,192,213.6,192,240z\"/>   <path d=\"M352,240c0,26.4,21.6,48,48,48c26.4,0,48-21.6,48-48s-21.6-48-48-48C373.6,192,352,213.6,352,240z\"/></g></svg>';\n        var messageBoxStyles = {\n            input: 'k-input',\n            button: 'k-button',\n            buttonFlat: 'k-flat',\n            buttonIcon: 'k-button-icon',\n            buttonSend: 'k-button-send',\n            buttonToggle: 'k-button-toggle',\n            iconAdd: 'k-icon k-i-add',\n            hidden: 'k-hidden'\n        };\n        var ChatMessageBox = Widget.extend({\n            init: function (element, options) {\n                Widget.fn.init.call(this, element, options);\n                this._wrapper();\n                this._attachEvents();\n                this._typing = false;\n            },\n            events: [],\n            options: {\n                messages: {\n                    placeholder: 'Type a message...',\n                    toggleButton: 'Toggle toolbar',\n                    sendButton: 'Send message'\n                }\n            },\n            destroy: function () {\n                Widget.fn.destroy.call(this);\n                if (this.input) {\n                    this.input.off(NS);\n                    this.input.remove();\n                    this.input = null;\n                }\n                this.element.off(NS);\n                this.element.empty();\n            },\n            _wrapper: function () {\n                var styles = ChatMessageBox.styles;\n                var options = this.options;\n                var messages = options.messages;\n                var inputId = 'inputId_' + kendo.guid();\n                $('<label>').addClass(styles.hidden).html(messages.placeholder).attr('for', inputId).appendTo(this.element);\n                this.input = $('<input type=\\'text\\'>').addClass(styles.input).attr('id', inputId).attr('placeholder', messages.placeholder).appendTo(this.element);\n                if (options.toolbar && options.toolbar.toggleable && options.toolbar.buttons && options.toolbar.buttons.length) {\n                    $('<button>').addClass(styles.button).addClass(styles.buttonFlat).addClass(styles.buttonIcon).addClass(styles.buttonToggle).attr('type', 'button').append($(TOGGLE_ICON)).appendTo(this.element).attr('title', messages.toggleButton).attr('aria-label', messages.toggleButton);\n                }\n                $('<button>').addClass(styles.button).addClass(styles.buttonFlat).addClass(styles.buttonIcon).addClass(styles.buttonSend).append($(SEND_ICON)).appendTo(this.element).attr('title', messages.sendButton).attr('aria-label', messages.sendButton);\n            },\n            _attachEvents: function () {\n                var styles = ChatMessageBox.styles;\n                this.input.on('keydown' + NS, proxy(this._keydown, this)).on('input' + NS, proxy(this._input, this)).on('focusout' + NS, proxy(this._inputFocusout, this));\n                this.element.on('click' + NS, DOT + styles.buttonSend, proxy(this._buttonClick, this));\n                this.element.on('click' + NS, DOT + styles.buttonToggle, proxy(this._toggleToolbar, this));\n            },\n            _input: function () {\n                var currentValue = this.input.val();\n                var start = currentValue.length > 0;\n                this._triggerTyping(start);\n            },\n            _keydown: function (e) {\n                var key = e.keyCode;\n                switch (key) {\n                case keys.ENTER:\n                    e.preventDefault();\n                    this._sendMessage();\n                    break;\n                }\n            },\n            _buttonClick: function (e) {\n                e.preventDefault();\n                this._sendMessage();\n            },\n            _sendMessage: function () {\n                var value = this.input.val();\n                if (!value.length) {\n                    return;\n                }\n                this._triggerTyping(false);\n                var args = { text: value };\n                this.trigger('sendMessage', args);\n                this.input.val('');\n            },\n            _inputFocusout: function () {\n                this._triggerTyping(false);\n            },\n            _triggerTyping: function (start) {\n                if (start) {\n                    if (!this._typing) {\n                        this.trigger('typingStart', {});\n                        this._typing = true;\n                    }\n                } else {\n                    if (this._typing) {\n                        this.trigger('typingEnd', {});\n                        this._typing = false;\n                    }\n                }\n            },\n            _toggleToolbar: function (ev) {\n                this.trigger('toggleToolbar', { originalEvent: ev });\n            }\n        });\n        extend(true, ChatMessageBox, { styles: messageBoxStyles });\n        extend(kendo, { chat: { ChatMessageBox: ChatMessageBox } });\n    }(window.kendo.jQuery));\n    return window.kendo;\n}, typeof define == 'function' && define.amd ? define : function (a1, a2, a3) {\n    (a3 || a2)();\n}));\n(function (f, define) {\n    define('chat/toolbar', ['kendo.core'], f);\n}(function () {\n    (function ($, undefined) {\n        var kendo = window.kendo;\n        var Widget = kendo.ui.Widget;\n        var extend = $.extend;\n        var proxy = $.proxy;\n        var DOT = '.';\n        var NS = '.kendoChat';\n        var DATA_K_BUTTON_NAME = 'kButtonName';\n        var SCROLL_LEFT_NAME = 'chatToolbarScrollLeft';\n        var SCROLL_RIGHT_NAME = 'chatToolbarScrollRight';\n        var VISIBLE = ':visible';\n        var DEFAULT_ANIMATION = {\n            effects: 'expand:vertical',\n            duration: 200\n        };\n        var NO_ANIMATION = {\n            expand: { show: true },\n            collapse: { hide: true }\n        };\n        var toolbarStyles = {\n            button: 'k-button',\n            buttonFlat: 'k-flat',\n            buttonList: 'k-button-list',\n            scrollButton: 'k-scroll-button',\n            scrollButtonLeft: 'k-scroll-button-left',\n            scrollButtonRight: 'k-scroll-button-right',\n            scrollButtonLeftIcon: 'k-icon k-i-arrow-chevron-left',\n            scrollButtonRightIcon: 'k-icon k-i-arrow-chevron-right',\n            buttonIcon: 'k-button-icon'\n        };\n        var ChatToolBar = Widget.extend({\n            init: function (element, options) {\n                options = extend({}, options, { name: 'ChatToolbar' });\n                var toolbarOptions = options.toolbar;\n                var buttonsDefined = toolbarOptions.buttons && toolbarOptions.buttons.length;\n                Widget.fn.init.call(this, element, options);\n                if (buttonsDefined) {\n                    this._createButtonList();\n                }\n                if (buttonsDefined && toolbarOptions.scrollable && this.buttonsWidth() > this.element.width()) {\n                    this._initScrolling();\n                }\n                this._setupAnimation();\n                if (buttonsDefined && toolbarOptions.toggleable) {\n                    this.toggle(true);\n                }\n                this.element.on('click' + NS, proxy(this._onClick, this));\n            },\n            events: ['click'],\n            destroy: function () {\n                Widget.fn.destroy.call(this);\n                this.element.off(NS);\n                this.element.empty();\n            },\n            _createButtonList: function () {\n                var that = this;\n                var styles = ChatToolBar.styles;\n                var buttons = that.options.toolbar.buttons;\n                var buttonList = $('<div class=\\'' + styles.buttonList + '\\'></div>');\n                for (var i = 0; i < buttons.length; i++) {\n                    var button = that._createButton(buttons[i]);\n                    buttonList.append(button);\n                }\n                buttonList.appendTo(this.element);\n                this.buttonList = buttonList;\n            },\n            _createButton: function (btnOptions) {\n                var styles = ChatToolBar.styles;\n                var buttonElm = $('<button>');\n                if (typeof btnOptions === 'string') {\n                    btnOptions = { name: btnOptions };\n                }\n                buttonElm.attr(btnOptions.attr || {}).attr('title', btnOptions.text || btnOptions.name).attr('aria-label', btnOptions.text || btnOptions.name).attr('type', 'button').addClass(btnOptions.name).data(DATA_K_BUTTON_NAME, btnOptions.name).addClass(styles.button);\n                if (btnOptions.iconClass) {\n                    buttonElm.addClass(styles.buttonIcon);\n                    buttonElm.prepend('<span class=\\'' + btnOptions.iconClass + '\\'></span>');\n                }\n                return buttonElm;\n            },\n            _onClick: function (ev) {\n                var styles = ChatToolBar.styles;\n                var target = $(ev.target).closest(DOT + styles.button);\n                if (target.is(DOT + styles.scrollButton) && !this._scrolling) {\n                    this._scroll(target.data(DATA_K_BUTTON_NAME));\n                }\n                if (target.data(DATA_K_BUTTON_NAME)) {\n                    this.trigger('click', {\n                        button: target[0],\n                        name: target.data(DATA_K_BUTTON_NAME),\n                        originalEvent: ev\n                    });\n                }\n            },\n            _initScrolling: function () {\n                var styles = ChatToolBar.styles;\n                this.scrollButtonLeft = this._createButton({\n                    name: SCROLL_LEFT_NAME,\n                    iconClass: styles.scrollButtonLeftIcon,\n                    attr: { 'class': styles.scrollButton + ' ' + styles.scrollButtonLeft }\n                });\n                this.scrollButtonRight = this._createButton({\n                    name: SCROLL_RIGHT_NAME,\n                    iconClass: styles.scrollButtonRightIcon,\n                    attr: { 'class': styles.scrollButton + ' ' + styles.scrollButtonRight }\n                });\n                this.element.prepend(this.scrollButtonLeft);\n                this.element.append(this.scrollButtonRight);\n                this._refreshScrollButtons();\n                this.element.on('keydown' + NS, proxy(this._refreshScrollButtons, this));\n            },\n            _scroll: function (commandName) {\n                var that = this;\n                var buttonWidth = that.buttonWidth();\n                var maxScrollSize = this.maxScrollSize();\n                var scrollAmmount = commandName === SCROLL_LEFT_NAME ? buttonWidth * -1 : buttonWidth;\n                var currentScroll = this.currentScrollLeft();\n                var scrollValue = currentScroll + scrollAmmount;\n                scrollValue = Math.min(Math.max(scrollValue, 0), maxScrollSize);\n                if (commandName !== SCROLL_LEFT_NAME && commandName !== SCROLL_RIGHT_NAME) {\n                    return;\n                }\n                that.buttonList.scrollLeft(scrollValue);\n                that._refreshScrollButtons(scrollValue);\n            },\n            _refreshScrollButtons: function (value) {\n                var maxScrollSize = this.maxScrollSize();\n                var currentScrollLeft = value === undefined || isNaN(parseInt(value, 10)) ? this.currentScrollLeft() : value;\n                if (!this.scrollButtonLeft && !this.scrollButtonRight) {\n                    return;\n                }\n                this.scrollButtonLeft.toggle(currentScrollLeft !== 0);\n                this.scrollButtonRight.toggle(currentScrollLeft !== maxScrollSize);\n            },\n            _setupAnimation: function () {\n                var animation = this.options.toolbar.animation;\n                var defaultExpandAnimation = extend({}, DEFAULT_ANIMATION);\n                var defaultCollapseAnimation = extend({\n                    reverse: true,\n                    hide: true\n                }, DEFAULT_ANIMATION);\n                if (animation === false) {\n                    animation = extend(true, {}, NO_ANIMATION);\n                } else {\n                    animation = extend(true, {\n                        expand: defaultExpandAnimation,\n                        collapse: defaultCollapseAnimation\n                    }, animation);\n                }\n                this.options.toolbar.animation = animation;\n            },\n            _animationComplete: function () {\n                this._refreshScrollButtons();\n            },\n            currentScrollLeft: function () {\n                return Math.round(this.buttonList.scrollLeft());\n            },\n            maxScrollSize: function () {\n                return Math.round(this.buttonList[0].scrollWidth - this.buttonList[0].clientWidth);\n            },\n            buttons: function () {\n                var styles = ChatToolBar.styles;\n                return this.buttonList ? this.buttonList.children(DOT + styles.button) : null;\n            },\n            buttonWidth: function () {\n                return Math.round(this.buttons().last().outerWidth(true));\n            },\n            buttonsWidth: function () {\n                var width = 0;\n                if (this.buttons()) {\n                    width = this.buttonWidth() * this.buttons().length;\n                }\n                return width;\n            },\n            toggle: function (skipAnimation) {\n                var animation = this.options.toolbar.animation;\n                if (skipAnimation) {\n                    animation = extend(true, {}, NO_ANIMATION);\n                }\n                animation.expand.complete = proxy(this._animationComplete, this);\n                animation.collapse.complete = proxy(this._animationComplete, this);\n                if (this.element.is(VISIBLE)) {\n                    this.element.kendoStop().kendoAnimate(animation.collapse);\n                } else {\n                    this.element.kendoStop().kendoAnimate(animation.expand);\n                }\n            }\n        });\n        extend(true, ChatToolBar, { styles: toolbarStyles });\n        extend(kendo.chat, { ChatToolBar: ChatToolBar });\n    }(window.kendo.jQuery));\n    return window.kendo;\n}, typeof define == 'function' && define.amd ? define : function (a1, a2, a3) {\n    (a3 || a2)();\n}));\n(function (f, define) {\n    define('chat/view', [\n        'kendo.core',\n        'kendo.draganddrop'\n    ], f);\n}(function () {\n    (function ($, undefined) {\n        var kendo = window.kendo;\n        var Widget = kendo.ui.Widget;\n        var extend = $.extend;\n        var proxy = $.proxy;\n        var DOT = '.';\n        var SPACE = ' ';\n        var NS = '.kendoChat';\n        var MESSAGE_GROUP_TEMPLATE = kendo.template('<div #:text# class=\"#=styles.messageGroup# #= url ? \"\" : styles.noAvatar #\">' + '<p class=\"#=styles.author#\">#:text#</p>' + '# if (url) { #' + '<img src=\"#=url#\" alt=\"#:text#\" class=\"#=styles.avatar#\">' + '# } #' + '</div>');\n        var SELF_MESSAGE_GROUP_TEMPLATE = kendo.template('<div me class=\"#=styles.messageGroup# #=styles.self# #= url ? \"\" : styles.noAvatar #\">' + '# if (url) { #' + '<img src=\"#=url#\" alt=\"#:text#\" class=\"#=styles.avatar#\">' + '# } #' + '</div>');\n        var TEXT_MESSAGE_TEMPLATE = kendo.template('<div class=\"#=styles.message#\">' + '<time class=\"#=styles.messageTime#\">#= kendo.toString(kendo.parseDate(timestamp), \"HH:mm:ss\") #</time>' + '<div class=\"#=styles.bubble#\">#:text#</div>' + '</div>');\n        var TYPING_INDICATOR_TEMPLATE = kendo.template('<div class=\"#=styles.messageListContent# #=styles.typingIndicatorBubble#\">' + '<p class=\"#=styles.author#\">#:text#</p>' + '<div class=\"#=styles.message#\">' + '<div class=\"#=styles.bubble#\">' + '<div class=\"#=styles.typingIndicator#\">' + '<span></span><span></span><span></span>' + '</div>' + '</div>' + '</div>' + '</div>');\n        var SUGGESTED_ACTIONS_TEMPLATE = kendo.template('<div class=\"#=styles.suggestedActions#\">' + '# for (var i = 0; i < suggestedActions.length; i++) { #' + '<span class=\"#=styles.suggestedAction#\" data-value=\"#:suggestedActions[i].value#\">#:suggestedActions[i].title#</span>' + '# } #' + '</div>');\n        var HERO_CARD_TEMPLATE = kendo.template('<div class=\"#=styles.card# #=styles.cardRich#\">' + '# if (typeof images !== \"undefined\" && images.length > 0) { #' + '<img src=\"#:images[0].url#\" alt=\"#:images[0].alt#\" class=\"#=styles.cardImage#\" />' + '# } #' + '<div class=\"#=styles.cardBody#\">' + '# if (typeof title !== \"undefined\") { #' + '<h5 class=\"#=styles.cardTitle#\">#:title#</h5>' + '# } #' + '# if (typeof subtitle !== \"undefined\") { #' + '<h6 class=\"#=styles.cardSubtitle#\">#:subtitle#</h6>' + '# } #' + '# if (typeof text !== \"undefined\") { #' + '<p>#:text#</p>' + '# } #' + '</div>' + '# if (typeof buttons !== \"undefined\" && buttons.length > 0) { #' + '<div class=\"#=styles.cardActions# #=styles.cardActionsVertical#\">' + '# for (var i = 0; i < buttons.length; i++) { #' + '<span class=\"#=styles.cardAction#\"><span class=\"#=styles.button# #=styles.buttonPrimary#\" data-value=\"#:buttons[i].value#\">#:buttons[i].title#</span></span>' + '# } #' + '</div>' + '# } #' + '</div>');\n        extend(kendo.chat, {\n            Templates: {},\n            Components: {}\n        });\n        kendo.chat.registerTemplate = function (templateName, template) {\n            kendo.chat.Templates[templateName] = kendo.template(template);\n        };\n        kendo.chat.getTemplate = function (templateName) {\n            return kendo.chat.Templates[templateName] || TEXT_MESSAGE_TEMPLATE;\n        };\n        kendo.chat.registerTemplate('text', TEXT_MESSAGE_TEMPLATE);\n        kendo.chat.registerTemplate('message', TEXT_MESSAGE_TEMPLATE);\n        kendo.chat.registerTemplate('typing', TYPING_INDICATOR_TEMPLATE);\n        kendo.chat.registerTemplate('suggestedAction', SUGGESTED_ACTIONS_TEMPLATE);\n        kendo.chat.registerTemplate('heroCard', HERO_CARD_TEMPLATE);\n        kendo.chat.registerTemplate('application/vnd.microsoft.card.hero', HERO_CARD_TEMPLATE);\n        kendo.chat.registerComponent = function (componentName, component) {\n            kendo.chat.Components[componentName] = component;\n        };\n        kendo.chat.getComponent = function (componentName) {\n            return kendo.chat.Components[componentName] || null;\n        };\n        var Component = kendo.chat.Component = kendo.Class.extend({\n            init: function (options, view) {\n                this.element = $('<div></div>');\n                this.options = options;\n                this.view = view;\n            },\n            destroy: function () {\n                kendo.destroy(this.element);\n            }\n        });\n        var Calendar = Component.extend({\n            init: function (options, view) {\n                Component.fn.init.call(this, options, view);\n                this.element.kendoCalendar({\n                    change: function () {\n                        view.trigger('suggestedAction', {\n                            text: kendo.toString(this.value(), 'd'),\n                            type: 'message'\n                        });\n                    }\n                });\n            },\n            destroy: function () {\n            }\n        });\n        kendo.chat.registerComponent('calendar', Calendar);\n        var viewStyles = {\n            wrapper: 'k-widget k-chat',\n            messageList: 'k-avatars',\n            messageListContent: 'k-message-list-content',\n            messageTime: 'k-message-time',\n            messageGroup: 'k-message-group',\n            message: 'k-message',\n            only: 'k-only',\n            first: 'k-first',\n            middle: 'k-middle',\n            last: 'k-last',\n            author: 'k-author',\n            avatar: 'k-avatar',\n            noAvatar: 'k-no-avatar',\n            self: 'k-alt',\n            button: 'k-button',\n            iconButton: 'k-button-icon',\n            buttonPrimary: 'k-flat k-primary',\n            scrollButtonIcon: 'k-icon',\n            scrollButtonIconLeft: 'k-i-arrow-chevron-left',\n            scrollButtonIconRight: 'k-i-arrow-chevron-right',\n            typingIndicator: 'k-typing-indicator',\n            typingIndicatorBubble: 'k-typing-indicator-bubble',\n            bubble: 'k-bubble',\n            suggestedActions: 'k-quick-replies',\n            suggestedAction: 'k-quick-reply',\n            cardWrapper: 'k-card-container',\n            cardDeckScrollWrap: 'k-card-deck-scrollwrap',\n            cardDeck: 'k-card-deck',\n            cardList: 'k-card-list',\n            card: 'k-card',\n            cardRich: 'k-card-type-rich',\n            cardBody: 'k-card-body',\n            cardImage: 'k-card-image',\n            cardTitle: 'k-card-title',\n            cardSubtitle: 'k-card-subtitle',\n            cardActions: 'k-card-actions',\n            cardActionsVertical: 'k-card-actions-vertical',\n            cardAction: 'k-card-action',\n            selected: 'k-state-selected'\n        };\n        var ChatView = kendo.chat.ChatView = Widget.extend({\n            init: function (element, options) {\n                Widget.fn.init.call(this, element, options);\n                this._list();\n                this._lastSender = null;\n                this.typingParticipants = [];\n                this._attachEvents();\n                this._scrollable();\n            },\n            events: [],\n            options: {\n                messages: {\n                    isTyping: ' is typing.',\n                    areTyping: ' are typing.',\n                    and: ' and '\n                }\n            },\n            destroy: function () {\n                Widget.fn.destroy.call(this);\n                if (this._scrollDraggable) {\n                    this._scrollDraggable.destroy();\n                }\n                this.element.empty();\n                this.element.off(NS);\n                this.list = null;\n                this._lastSender = null;\n            },\n            _list: function () {\n                var viewStyles = ChatView.styles;\n                this.element.addClass(viewStyles.messageList).attr('aria-live', 'polite');\n                this.list = $('<div>').addClass(viewStyles.messageListContent).appendTo(this.element);\n            },\n            _attachEvents: function () {\n                var styles = ChatView.styles;\n                this.element.on('click' + NS, proxy(this._listClick, this)).on('click' + NS, DOT + styles.message, proxy(this._messageClick, this)).on('click' + NS, DOT + styles.suggestedAction, proxy(this._suggestedActionClick, this)).on('click' + NS, DOT + styles.cardAction + SPACE + DOT + styles.button, proxy(this._cardActionClick, this));\n            },\n            _scrollable: function () {\n                var viewStyles = ChatView.styles;\n                this.element.on('click' + NS, DOT + viewStyles.cardDeckScrollWrap + SPACE + DOT + viewStyles.button, proxy(this._scrollButtonClick, this));\n            },\n            _scrollButtonClick: function (e) {\n                var viewStyles = ChatView.styles;\n                var button = $(e.currentTarget);\n                var scrollToLeft = button.find(DOT + viewStyles.scrollButtonIconLeft).length !== 0;\n                var scrollContainer = button.siblings(DOT + viewStyles.cardDeck);\n                var lastCard = scrollContainer.find(DOT + viewStyles.card).last();\n                var cardWidth = lastCard.outerWidth(true);\n                if (scrollToLeft) {\n                    scrollContainer.scrollLeft(scrollContainer.scrollLeft() - cardWidth);\n                } else {\n                    scrollContainer.scrollLeft(scrollContainer.scrollLeft() + cardWidth);\n                }\n            },\n            getTemplate: function (templateName) {\n                return kendo.chat.getTemplate(templateName);\n            },\n            getComponent: function (type) {\n                return kendo.chat.getComponent(type);\n            },\n            renderMessage: function (message, sender) {\n                if (!message.timestamp) {\n                    message.timestamp = new Date();\n                }\n                if (!message.text) {\n                    message.text = '';\n                }\n                var bubbleElement = this._renderTemplate(message.type, message);\n                this._renderBubble(message.type, bubbleElement, sender);\n                if (message.type == 'typing') {\n                    if (this.typingParticipants.length > 0) {\n                        this._removeTypingParticipant(sender);\n                    }\n                } else {\n                    this._lastSender = sender.id;\n                }\n            },\n            renderSuggestedActions: function (suggestedActions) {\n                this._removeSuggestedActions();\n                var element = this._renderTemplate('suggestedAction', { suggestedActions: suggestedActions });\n                this.list.append(element);\n                this._scrollToBottom();\n            },\n            renderAttachments: function (options) {\n                var wrapper = this._renderAttachmentWrapper(options.attachmentLayout);\n                var cardContainer = options.attachmentLayout === 'carousel' ? wrapper.find(DOT + ChatView.styles.cardDeck) : wrapper;\n                var attachments = options.attachments;\n                if (!attachments.length) {\n                    return;\n                }\n                for (var i = 0; i < attachments.length; i++) {\n                    var cardElement = this._renderTemplate(attachments[i].contentType, attachments[i].content);\n                    cardContainer.append(cardElement);\n                }\n                this._removeSuggestedActions();\n                this._removeTypingIndicator();\n                this.list.append(wrapper);\n                this._lastSender = null;\n            },\n            renderComponent: function (type) {\n                var componentType = this.getComponent(type);\n                var component = new componentType({}, this);\n                this.list.append(component.element);\n                this._scrollToBottom();\n            },\n            _renderAttachmentWrapper: function (layout) {\n                var viewStyles = ChatView.styles;\n                var wrapper = $('<div>');\n                if (layout === 'carousel') {\n                    wrapper.addClass(viewStyles.cardDeckScrollWrap);\n                    var buttonLeft = this._renderScrollButton(viewStyles.scrollButtonIconLeft);\n                    wrapper.append(buttonLeft);\n                    wrapper.append($('<div>').addClass(viewStyles.cardDeck));\n                    var buttonRight = this._renderScrollButton(viewStyles.scrollButtonIconRight);\n                    wrapper.append(buttonRight);\n                } else {\n                    wrapper.addClass(viewStyles.cardList);\n                }\n                return wrapper;\n            },\n            _renderScrollButton: function (directionClass) {\n                var viewStyles = ChatView.styles;\n                return $('<button>').addClass(viewStyles.button).addClass(viewStyles.iconButton).append($('<span>').addClass(viewStyles.scrollButtonIcon).addClass(directionClass));\n            },\n            _removeSuggestedActions: function () {\n                this.list.find(DOT + ChatView.styles.suggestedActions).remove();\n            },\n            _listClick: function (e) {\n                var styles = ChatView.styles;\n                var targetElement = $(e.target);\n                if (targetElement.hasClass(styles.message) || targetElement.parents(DOT + styles.message).length) {\n                    return;\n                }\n                this._clearSelection();\n            },\n            _messageClick: function (e) {\n                this._clearSelection();\n                $(e.currentTarget).addClass(ChatView.styles.selected);\n            },\n            _suggestedActionClick: function (e) {\n                var text = $(e.target).data('value') || '';\n                this.trigger('actionClick', { text: text });\n                this._removeSuggestedActions();\n            },\n            _cardActionClick: function (e) {\n                var text = $(e.target).data('value') || '';\n                this.trigger('actionClick', { text: text });\n            },\n            _renderBubble: function (messageType, bubbleElement, sender) {\n                this._removeSuggestedActions();\n                this._removeTypingIndicator();\n                var group = this._getMessageGroup(sender, messageType);\n                this._appendToGroup(group, bubbleElement, messageType);\n                this._scrollToBottom();\n            },\n            _renderTemplate: function (type, options) {\n                var componentType = this.getComponent(type);\n                var element;\n                if (componentType) {\n                    var component = new componentType(options, this);\n                    element = component.element;\n                } else {\n                    var template = this.getTemplate(type);\n                    var templateOptions = extend(true, {}, options, { styles: ChatView.styles });\n                    element = $(template(templateOptions));\n                }\n                return element;\n            },\n            _getMessageGroup: function (sender, messageType) {\n                var viewStyles = ChatView.styles;\n                var template = this._getMessageGroupTemplate(sender, messageType);\n                var appendTarget = messageType == 'typing' ? this.element : this.list;\n                var group;\n                if (sender.id === this._lastSender && this._lastSender !== null && messageType !== 'typing') {\n                    group = this.list.find(DOT + viewStyles.messageGroup).last();\n                    if (group.length) {\n                        return group;\n                    }\n                }\n                return $(template({\n                    text: sender.name,\n                    url: sender.iconUrl,\n                    styles: viewStyles\n                })).appendTo(appendTarget);\n            },\n            _getMessageGroupTemplate: function (sender, messageType) {\n                var isOwnMessage = sender.id === this.options.user.id;\n                var template = isOwnMessage ? SELF_MESSAGE_GROUP_TEMPLATE : MESSAGE_GROUP_TEMPLATE;\n                if (messageType == 'typing') {\n                    template = TYPING_INDICATOR_TEMPLATE;\n                }\n                return template;\n            },\n            _appendToGroup: function (group, messageElement, messageType) {\n                var viewStyles = ChatView.styles;\n                var children = group.find(DOT + viewStyles.message);\n                var childrenCount = children.length;\n                var indicator = this.element.find(DOT + viewStyles.typingIndicator);\n                if (indicator.length && messageType == 'typing') {\n                    return;\n                }\n                messageElement.addClass(childrenCount === 0 ? viewStyles.only : viewStyles.last);\n                children.filter(DOT + viewStyles.only).removeClass(viewStyles.only).addClass(viewStyles.first);\n                children.filter(DOT + viewStyles.last).removeClass(viewStyles.last).addClass(viewStyles.middle);\n                group.append(messageElement);\n            },\n            _renderTypingIndicator: function (sender) {\n                var indicator = this.element.find(DOT + viewStyles.typingIndicatorBubble), indicatorList, participants;\n                this._addTypingParticipant(sender);\n                if (indicator.length) {\n                    participants = this._composeTypingParticipantsText(this.typingParticipants);\n                    indicatorList = indicator.find(DOT + viewStyles.author).first();\n                    indicatorList.text(participants);\n                } else {\n                    $(TYPING_INDICATOR_TEMPLATE({\n                        text: sender.name + this.options.messages.isTyping,\n                        styles: viewStyles\n                    })).appendTo(this.element);\n                }\n                this._scrollToBottom();\n            },\n            _addTypingParticipant: function (sender) {\n                var found = false;\n                for (var i = 0; i < this.typingParticipants.length; i += 1) {\n                    if (this.typingParticipants[i].id == sender.id) {\n                        found = true;\n                        break;\n                    }\n                }\n                if (!found) {\n                    this.typingParticipants.push(sender);\n                }\n            },\n            _removeTypingParticipant: function (sender) {\n                var indicator = this.element.find(DOT + viewStyles.typingIndicatorBubble), indicatorList, participants;\n                if (indicator.length) {\n                    for (var i = 0; i < this.typingParticipants.length; i += 1) {\n                        if (this.typingParticipants[i].id == sender.id) {\n                            this.typingParticipants.splice(i, 1);\n                        }\n                    }\n                    participants = this._composeTypingParticipantsText(this.typingParticipants);\n                    if (participants === '') {\n                        indicator.remove();\n                    } else {\n                        indicatorList = indicator.find(DOT + viewStyles.author).first();\n                        indicatorList.text(participants);\n                    }\n                }\n            },\n            _composeTypingParticipantsText: function (participants) {\n                var messages = this.options.messages, typingAction = participants.length == 1 ? messages.isTyping : messages.areTyping, typingText = '';\n                if (participants.length === 0) {\n                    return typingText;\n                }\n                typingText = this.typingParticipants.map(function (author) {\n                    return author.name;\n                }).join(', ').replace(/,(?!.*,)/gim, messages.and.trimRight()) + typingAction;\n                return typingText;\n            },\n            _removeTypingIndicator: function () {\n                var indicator = this.element.find(DOT + viewStyles.typingIndicatorBubble);\n                if (indicator.length) {\n                    this.typingParticipants = [];\n                    indicator.remove();\n                }\n            },\n            _clearSelection: function () {\n                var selectedClass = ChatView.styles.selected;\n                this.element.find(DOT + selectedClass).removeClass(selectedClass);\n            },\n            _scrollToBottom: function () {\n                this.element.scrollTop(this.element.prop('scrollHeight'));\n            }\n        });\n        extend(true, ChatView, { styles: viewStyles });\n    }(window.kendo.jQuery));\n    return window.kendo;\n}, typeof define == 'function' && define.amd ? define : function (a1, a2, a3) {\n    (a3 || a2)();\n}));\n(function (f, define) {\n    define('kendo.chat', [\n        'chat/messageBox',\n        'chat/toolbar',\n        'chat/view'\n    ], f);\n}(function () {\n    var __meta__ = {\n        id: 'chat',\n        name: 'Chat',\n        category: 'web',\n        description: 'The Chat component.',\n        depends: [\n            'core',\n            'draganddrop'\n        ]\n    };\n    (function ($, undefined) {\n        var kendo = window.kendo;\n        var Widget = kendo.ui.Widget;\n        var extend = $.extend;\n        var DOT = '.';\n        var chatStyles = {\n            wrapper: 'k-widget k-chat',\n            canvas: 'k-chat-canvas',\n            viewWrapper: 'k-message-list',\n            messageBoxWrapper: 'k-message-box',\n            toolbarBoxWrapper: 'k-toolbar-box'\n        };\n        var Chat = Widget.extend({\n            init: function (element, options, events) {\n                Widget.fn.init.call(this, element, options);\n                if (events) {\n                    this._events = events;\n                }\n                this._user();\n                this._wrapper();\n                this._view();\n                this._messageBox();\n                if (options && options.toolbar && options.toolbar.buttons) {\n                    this._toolbar();\n                }\n                kendo.notify(this);\n            },\n            events: [\n                'typingStart',\n                'typingEnd',\n                'post',\n                'sendMessage',\n                'actionClick',\n                'toolClick'\n            ],\n            options: {\n                user: {\n                    name: 'User',\n                    iconUrl: ''\n                },\n                name: 'Chat',\n                messages: {\n                    placeholder: 'Type a message...',\n                    toggleButton: 'Toggle toolbar',\n                    sendButton: 'Send message'\n                },\n                toolbar: false\n            },\n            setOptions: function (options) {\n                this._setEvents(options);\n                $.extend(true, this.options, options);\n                if (this.toolbar && 'toolbar' in options) {\n                    this.toolbar.destroy();\n                    this.toolbar = null;\n                }\n                if (this.messageBox) {\n                    this.messageBox.unbind();\n                    this.messageBox.destroy();\n                    this.messageBox = null;\n                }\n                this._messageBox();\n                if ('toolbar' in options) {\n                    this._resetToolbarButtons(options);\n                    this._toolbar();\n                }\n            },\n            _resetToolbarButtons: function (options) {\n                var toolbarBoxWrapper = this.wrapper.find(DOT + chatStyles.toolbarBoxWrapper);\n                if (!toolbarBoxWrapper.is(':visible')) {\n                    toolbarBoxWrapper.show();\n                }\n                if (options.toolbar && typeof options.toolbar == 'object' && 'buttons' in options.toolbar) {\n                    this.options.toolbar.buttons = options.toolbar.buttons;\n                }\n            },\n            destroy: function () {\n                if (this.view) {\n                    this.view.unbind();\n                    this.view.destroy();\n                    this.view = null;\n                }\n                if (this.messageBox) {\n                    this.messageBox.unbind();\n                    this.messageBox.destroy();\n                    this.messageBox = null;\n                }\n                if (this.toolbar) {\n                    this.toolbar.destroy();\n                    this.toolbar = null;\n                }\n                Widget.fn.destroy.call(this);\n            },\n            _user: function () {\n                this.options.user.id = kendo.guid();\n            },\n            getUser: function () {\n                return extend(true, {}, this.options.user);\n            },\n            _wrapper: function () {\n                var chatStyles = Chat.styles;\n                var options = this.options;\n                var height = options.height;\n                var width = options.width;\n                var uiElements = '<div class=\\'' + chatStyles.viewWrapper + '\\'></div>' + '<div class=\\'' + chatStyles.messageBoxWrapper + '\\'></div>' + '<div class=\\'' + chatStyles.toolbarBoxWrapper + '\\' role=\\'toolbar\\' style=\\'display:none;\\'></div>';\n                this.wrapper = this.element.addClass(chatStyles.wrapper).append(uiElements);\n                if (options.toolbar && options.toolbar.buttons && options.toolbar.buttons.length) {\n                    this.wrapper.find(DOT + chatStyles.toolbarBoxWrapper).show();\n                }\n                if (height) {\n                    this.wrapper.height(height);\n                }\n                if (width) {\n                    this.wrapper.css('max-width', width);\n                }\n            },\n            _view: function () {\n                var that = this;\n                var chatStyles = Chat.styles;\n                var options = extend(true, {}, this.options);\n                var element = this.wrapper.find(DOT + chatStyles.viewWrapper + '');\n                this.view = new kendo.chat.ChatView(element, options);\n                this.view.bind('actionClick', function (args) {\n                    that.trigger('actionClick', args);\n                    that.postMessage(args.text);\n                });\n            },\n            _messageBox: function () {\n                var that = this;\n                var chatStyles = Chat.styles;\n                var options = extend(true, {}, this.options);\n                var element = this.wrapper.find(DOT + chatStyles.messageBoxWrapper + '');\n                this.messageBox = new kendo.chat.ChatMessageBox(element, options);\n                this.messageBox.bind('typingStart', function (args) {\n                    that.trigger('typingStart', args);\n                }).bind('typingEnd', function (args) {\n                    that.trigger('typingEnd', args);\n                }).bind('sendMessage', function (args) {\n                    that.trigger('sendMessage', args);\n                    that.postMessage(args.text);\n                }).bind('toggleToolbar', function () {\n                    that.toggleToolbar();\n                });\n            },\n            _toolbar: function () {\n                var that = this;\n                var chatStyles = Chat.styles;\n                var options = extend(true, {}, that.options);\n                var element = that.wrapper.find(DOT + chatStyles.toolbarBoxWrapper + '');\n                if (options.toolbar.scrollable === undefined) {\n                    this.options.toolbar.scrollable = options.toolbar.scrollable = true;\n                }\n                if (options.toolbar.toggleable === undefined) {\n                    this.options.toolbar.toggleable = options.toolbar.toggleable = false;\n                }\n                that.toolbar = new kendo.chat.ChatToolBar(element, options);\n                that.toolbar.bind('click', function (ev) {\n                    that.trigger('toolClick', {\n                        sender: that,\n                        name: ev.name,\n                        button: ev.button,\n                        messageBox: that.messageBox.input[0],\n                        originalEvent: ev.originalEvent\n                    });\n                });\n            },\n            postMessage: function (message) {\n                var postArgs = extend(true, {}, {\n                    text: message,\n                    type: 'message',\n                    timestamp: new Date(),\n                    from: this.getUser()\n                });\n                this.trigger('post', postArgs);\n                this.renderMessage(postArgs, postArgs.from);\n            },\n            renderMessage: function (message, sender) {\n                this.view.renderMessage(message, sender);\n            },\n            renderSuggestedActions: function (suggestedActions) {\n                this.view.renderSuggestedActions(suggestedActions);\n            },\n            renderAttachments: function (options, sender) {\n                this.view.renderAttachments(options, sender);\n            },\n            toggleToolbar: function (skipAnimation) {\n                this.toolbar.toggle(skipAnimation);\n            },\n            renderUserTypingIndicator: function (sender) {\n                this.view._renderTypingIndicator(sender);\n            },\n            clearUserTypingIndicator: function (sender) {\n                this.view._removeTypingParticipant(sender);\n            },\n            removeTypingIndicator: function () {\n                this.view._removeTypingIndicator();\n            }\n        });\n        kendo.ui.plugin(Chat);\n        extend(true, Chat, { styles: chatStyles });\n    }(window.kendo.jQuery));\n    return window.kendo;\n}, typeof define == 'function' && define.amd ? define : function (a1, a2, a3) {\n    (a3 || a2)();\n}));"]}