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{"version":3,"file":"message_drawer_view_overview_section.min.js","sources":["../src/message_drawer_view_overview_section.js"],"sourcesContent":["// This file is part of Moodle - http://moodle.org/\n//\n// Moodle is free software: you can redistribute it and/or modify\n// it under the terms of the GNU General Public License as published by\n// the Free Software Foundation, either version 3 of the License, or\n// (at your option) any later version.\n//\n// Moodle is distributed in the hope that it will be useful,\n// but WITHOUT ANY WARRANTY; without even the implied warranty of\n// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n// GNU General Public License for more details.\n//\n// You should have received a copy of the GNU General Public License\n// along with Moodle. If not, see <http://www.gnu.org/licenses/>.\n\n/**\n * Controls a section of the overview page in the message drawer.\n *\n * @module core_message/message_drawer_view_overview_section\n * @copyright 2018 Ryan Wyllie <ryan@moodle.com>\n * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later\n */\ndefine(\n[\n 'jquery',\n 'core/custom_interaction_events',\n 'core/notification',\n 'core/pubsub',\n 'core/str',\n 'core/pending',\n 'core/templates',\n 'core/user_date',\n 'core_message/message_repository',\n 'core_message/message_drawer_events',\n 'core_message/message_drawer_router',\n 'core_message/message_drawer_routes',\n 'core_message/message_drawer_lazy_load_list',\n 'core_message/message_drawer_view_conversation_constants'\n],\nfunction(\n $,\n CustomEvents,\n Notification,\n PubSub,\n Str,\n Pending,\n Templates,\n UserDate,\n MessageRepository,\n MessageDrawerEvents,\n MessageDrawerRouter,\n MessageDrawerRoutes,\n LazyLoadList,\n MessageDrawerViewConversationContants\n) {\n\n var SELECTORS = {\n TOGGLE: '[data-region=\"toggle\"]',\n CONVERSATION: '[data-conversation-id]',\n BLOCKED_ICON_CONTAINER: '[data-region=\"contact-icon-blocked\"]',\n LAST_MESSAGE: '[data-region=\"last-message\"]',\n LAST_MESSAGE_DATE: '[data-region=\"last-message-date\"]',\n MUTED_ICON_CONTAINER: '[data-region=\"muted-icon-container\"]',\n UNREAD_COUNT: '[data-region=\"unread-count\"]',\n SECTION_TOTAL_COUNT: '[data-region=\"section-total-count\"]',\n SECTION_TOTAL_COUNT_CONTAINER: '[data-region=\"section-total-count-container\"]',\n SECTION_UNREAD_COUNT: '[data-region=\"section-unread-count\"]',\n SECTION_UNREAD_COUNT_CONTAINER: '[data-region=\"section-unread-count-container\"]',\n PLACEHOLDER_CONTAINER: '[data-region=\"placeholder-container\"]'\n };\n\n var TEMPLATES = {\n CONVERSATIONS_LIST: 'core_message/message_drawer_conversations_list',\n CONVERSATIONS_LIST_ITEMS_PLACEHOLDER: 'core_message/message_drawer_conversations_list_items_placeholder'\n };\n\n var LOAD_LIMIT = 50;\n var loadedConversationsById = {};\n var deletedConversationsById = {};\n var loadedTotalCounts = false;\n var loadedUnreadCounts = false;\n\n /**\n * Get the section visibility status.\n *\n * @param {Object} root The section container element.\n * @return {Bool} Is section visible.\n */\n var isVisible = function(root) {\n return LazyLoadList.getRoot(root).hasClass('show');\n };\n\n /**\n * Set this section as expanded.\n *\n * @param {Object} root The section container element.\n */\n var setExpanded = function(root) {\n root.addClass('expanded');\n };\n\n /**\n * Set this section as collapsed.\n *\n * @param {Object} root The section container element.\n */\n var setCollapsed = function(root) {\n root.removeClass('expanded');\n };\n\n /**\n * Render the total count value and show it for the user. Also update the placeholder\n * HTML for better visuals.\n *\n * @param {Object} root The section container element.\n * @param {Number}count The total count\n */\n var renderTotalCount = function(root, count) {\n var container = root.find(SELECTORS.SECTION_TOTAL_COUNT_CONTAINER);\n var countElement = container.find(SELECTORS.SECTION_TOTAL_COUNT);\n countElement.text(count);\n container.removeClass('hidden');\n Str.get_string('totalconversations', 'core_message', count).done(function(string) {\n $('#' + container.attr('aria-labelledby')).text(string);\n });\n\n var numPlaceholders = count > 20 ? 20 : count;\n // Array of \"true\" up to the number of placeholders we want.\n var placeholders = Array.apply(null, Array(numPlaceholders)).map(function() {\n return true;\n });\n\n // Replace the current placeholder (loading spinner) with some nicer placeholders that\n // better represent the content.\n Templates.render(TEMPLATES.CONVERSATIONS_LIST_ITEMS_PLACEHOLDER, {placeholders: placeholders})\n .then(function(html) {\n var placeholderContainer = root.find(SELECTORS.PLACEHOLDER_CONTAINER);\n placeholderContainer.html(html);\n return;\n })\n .catch(function() {\n // Silently ignore. Doesn't matter if we can't render the placeholders.\n });\n };\n\n /**\n * Render the unread count value and show it for the user if it's higher than zero.\n *\n * @param {Object} root The section container element.\n * @param {Number} count The unread count\n */\n var renderUnreadCount = function(root, count) {\n var container = root.find(SELECTORS.SECTION_UNREAD_COUNT_CONTAINER);\n var countElement = container.find(SELECTORS.SECTION_UNREAD_COUNT);\n countElement.text(count);\n\n Str.get_string('unreadconversations', 'core_message', count).done(function(string) {\n $('#' + container.attr('aria-labelledby')).text(string);\n });\n\n if (count > 0) {\n container.removeClass('hidden');\n }\n };\n\n /**\n * Create a formatted conversation object from the the one we get from events. The new object\n * will be in a format that matches what we receive from the server.\n *\n * @param {Object} conversation\n * @return {Object} formatted conversation.\n */\n var formatConversationFromEvent = function(conversation) {\n // Recursively lowercase all of the keys for an object.\n var recursivelyLowercaseKeys = function(object) {\n return Object.keys(object).reduce(function(carry, key) {\n if ($.isArray(object[key])) {\n carry[key.toLowerCase()] = object[key].map(recursivelyLowercaseKeys);\n } else {\n carry[key.toLowerCase()] = object[key];\n }\n\n return carry;\n }, {});\n };\n\n // Recursively lowercase all of the keys for the conversation.\n var formatted = recursivelyLowercaseKeys(conversation);\n\n // Make sure all messages have the useridfrom property set.\n formatted.messages = formatted.messages.map(function(message) {\n message.useridfrom = message.userfrom.id;\n return message;\n });\n\n return formatted;\n };\n\n /**\n * Render the messages in the overview page.\n *\n * @param {Array} conversations List of conversations to render.\n * @param {Number} userId Logged in user id.\n * @return {Object} jQuery promise.\n */\n var render = function(conversations, userId) {\n\n // Helper to format the last message for rendering.\n // Returns a promise which resolves to either a string, or null\n // (such as in the event of an empty personal space).\n var pending = new Pending();\n\n var formatMessagePreview = async function(lastMessage) {\n if (!lastMessage) {\n return null;\n }\n // Check the message html for a src attribute, indicative of media.\n // Replace <img with <noimg to stop browsers pre-fetching the image as part of tmp element creation.\n var tmpElement = document.createElement(\"element\");\n tmpElement.innerHTML = lastMessage.text.replace(/<img /g, '<noimg ');\n var isMedia = tmpElement.querySelector(\"[src]\") || false;\n\n if (!isMedia) {\n // Try to get the text value of the content.\n // If that's not possible, we'll report it under the catch-all 'other media'.\n var messagePreview = $(lastMessage.text).text();\n if (messagePreview) {\n // The text value of the message must have no html/script tags.\n if (messagePreview.indexOf('<') == -1) {\n return messagePreview;\n }\n }\n }\n\n // As a fallback, report unknowns as 'other media' type content.\n var pix = 'i/messagecontentmultimediageneral';\n var label = 'messagecontentmultimediageneral';\n\n if (lastMessage.text.includes('<img')) {\n pix = 'i/messagecontentimage';\n label = 'messagecontentimage';\n } else if (lastMessage.text.includes('<video')) {\n pix = 'i/messagecontentvideo';\n label = 'messagecontentvideo';\n } else if (lastMessage.text.includes('<audio')) {\n pix = 'i/messagecontentaudio';\n label = 'messagecontentaudio';\n }\n\n try {\n var labelString = await Str.get_string(label, 'core_message');\n var icon = await Templates.renderPix(pix, 'core', labelString);\n return icon + ' ' + labelString;\n } catch (error) {\n Notification.exception(error);\n return null;\n }\n };\n\n var mapPromises = conversations.map(function(conversation) {\n\n var lastMessage = conversation.messages.length ? conversation.messages[conversation.messages.length - 1] : null;\n\n return formatMessagePreview(lastMessage)\n .then(function(messagePreview) {\n var formattedConversation = {\n id: conversation.id,\n imageurl: conversation.imageurl,\n name: conversation.name,\n subname: conversation.subname,\n unreadcount: conversation.unreadcount,\n ismuted: conversation.ismuted,\n lastmessagedate: lastMessage ? lastMessage.timecreated : null,\n sentfromcurrentuser: lastMessage ? lastMessage.useridfrom == userId : null,\n lastmessage: messagePreview\n };\n\n var otherUser = null;\n if (conversation.type == MessageDrawerViewConversationContants.CONVERSATION_TYPES.SELF) {\n// Self-conversations have only one member.\n otherUser = conversation.members[0];\n } else if (conversation.type == MessageDrawerViewConversationContants.CONVERSATION_TYPES.PRIVATE) {\n // For private conversations, remove the current userId from the members to get the other user.\n otherUser = conversation.members.reduce(function(carry, member) {\n if (!carry && member.id != userId) {\n carry = member;\n }\n return carry;\n }, null);\n }\n\n if (otherUser !== null) {\n formattedConversation.userid = otherUser.id;\n formattedConversation.showonlinestatus = otherUser.showonlinestatus;\n formattedConversation.isonline = otherUser.isonline;\nformattedConversation.isblocked = otherUser.isblocked;\n }\n\n if (conversation.type == MessageDrawerViewConversationContants.CONVERSATION_TYPES.PUBLIC) {\n formattedConversation.lastsendername = conversation.members.reduce(function(carry, member) {\n if (!carry && lastMessage && member.id == lastMessage.useridfrom) {\n carry = member.fullname;\n }\n return carry;\n }, null);\n }\n\n return formattedConversation;\n }).catch(Notification.exception);\n });\n\n return Promise.all(mapPromises)\n .then(function(formattedConversations) {\n formattedConversations.forEach(function(conversation) {\n if (new Date().toDateString() == new Date(conversation.lastmessagedate * 1000).toDateString()) {\nconversation.istoday = true;\n }\n });\n\n return Templates.render(TEMPLATES.CONVERSATIONS_LIST, {conversations: formattedConversations});\n }).then(function(html, js) {\n pending.resolve();\n return $.Deferred().resolve(html, js);\n }).catch(function(error) {\n pending.resolve();\n Notification.exception(error);\n });\n };\n\n /**\n * Build the callback to load conversations.\n *\n * @param {Array|null} types The conversation types for this section.\n * @param {bool} includeFavourites Include/exclude favourites.\n * @param {Number} offset Result offset\n * @return {Function}\n */\n var getLoadCallback = function(types, includeFavourites, offset) {\n // Note: This function is a bit messy because we've added the concept of loading\n // multiple conversations types (e.g. private + self) at once but haven't properly\n // updated the web service to accept an array of types. Instead we've added a new\n // parameter for the self type which means we can only ever load self + other type.\n // This should be improved to make it more extensible in the future. Adding new params\n // for each type isn't very scalable.\n var type = null;\n // Include self conversations in the results by default.\n var includeSelfConversations = true;\n if (types && types.length) {\n // Just get the conversation types that aren't \"self\" for now.\n var nonSelfConversationTypes = types.filter(function(candidate) {\n return candidate != MessageDrawerViewConversationContants.CONVERSATION_TYPES.SELF;\n });\n // If we're specifically asking for a list of types that doesn't include the self\n // conversations then we don't need to include them.\n includeSelfConversations = types.length != nonSelfConversationTypes.length;\n // As mentioned above the webservice is currently limited to loading one type at a\n // time (plus self conversations) so let's hope we never change this.\n type = nonSelfConversationTypes[0];\n }\n\n return function(root, userId) {\n return MessageRepository.getConversations(\n userId,\n type,\n LOAD_LIMIT + 1,\n offset,\n includeFavourites,\n includeSelfConversations\n )\n .then(function(response) {\n var conversations = response.conversations;\n\n if (conversations.length > LOAD_LIMIT) {\n conversations = conversations.slice(0, -1);\n } else {\n LazyLoadList.setLoadedAll(root, true);\n }\n\n offset = offset + LOAD_LIMIT;\n\n conversations.forEach(function(conversation) {\n loadedConversationsById[conversation.id] = conversation;\n });\n\n return conversations;\n })\n .catch(Notification.exception);\n };\n };\n\n /**\n * Get the total count container element.\n *\n * @param {Object} root Overview messages container element.\n * @return {Object} Total count container element.\n */\n var getTotalConversationCountElement = function(root) {\n return root.find(SELECTORS.SECTION_TOTAL_COUNT);\n };\n\n /**\n * Get the unread conversations count container element.\n *\n * @param {Object} root Overview messages container element.\n * @return {Object} Unread conversations count container element.\n */\n var getTotalUnreadConversationCountElement = function(root) {\n return root.find(SELECTORS.SECTION_UNREAD_COUNT);\n };\n\n /**\n * Increment the total conversations count.\n*\n * @param {Object} root Overview messages container element.\n */\n var incrementTotalConversationCount = function(root) {\n if (loadedTotalCounts) {\n var element = getTotalConversationCountElement(root);\n var count = parseInt(element.text());\n count = count + 1;\n element.text(count);\n }\n };\n\n /**\n * Decrement the total conversations count.\n *\n * @param {Object} root Overview messages container element.\n */\n var decrementTotalConversationCount = function(root) {\n if (loadedTotalCounts) {\n var element = getTotalConversationCountElement(root);\n var count = parseInt(element.text());\n count = count - 1;\n element.text(count);\n }\n };\n\n /**\n * Decrement the total unread conversations count.\n *\n * @param {Object} root Overview messages container element.\n */\n var decrementTotalUnreadConversationCount = function(root) {\n if (loadedUnreadCounts) {\n var element = getTotalUnreadConversationCountElement(root);\n var count = parseInt(element.text());\n count = count - 1;\n element.text(count);\n\n if (count < 1) {\n element.addClass('hidden');\n }\n }\n };\n\n /**\n * Get a contact / conversation element.\n *\n * @param {Object} root Overview messages container element.\n * @param {Number} conversationId The conversation id.\n * @return {Object} Conversation element.\n */\n var getConversationElement = function(root, conversationId) {\n return root.find('[data-conversation-id=\"' + conversationId + '\"]');\n };\n\n /**\n * Get a contact / conversation element from a user id.\n *\n * @param {Object} root Overview messages container element.\n * @param {Number} userId The user id.\n * @return {Object} Conversation element.\n */\n var getConversationElementFromUserId = function(root, userId) {\n return root.find('[data-user-id=\"' + userId + '\"]');\n };\n\n /**\n * Show the conversation is muted icon.\n *\n * @param {Object} conversationElement The conversation element.\n */\n var muteConversation = function(conversationElement) {\n conversationElement.find(SELECTORS.MUTED_ICON_CONTAINER).removeClass('hidden');\n };\n\n /**\n * Hide the conversation is muted icon.\n *\n * @param {Object} conversationElement The conversation element.\n */\n var unmuteConversation = function(conversationElement) {\n conversationElement.find(SELECTORS.MUTED_ICON_CONTAINER).addClass('hidden');\n };\n\n /**\n * Show the contact is blocked icon.\n *\n * @param {Object} conversationElement The conversation element.\n */\n var blockContact = function(conversationElement) {\n conversationElement.find(SELECTORS.BLOCKED_ICON_CONTAINER).removeClass('hidden');\n };\n\n/**\n * Hide the contact is blocked icon.\n *\n * @param {Object} conversationElement The conversation element.\n */\n var unblockContact = function(conversationElement) {\n conversationElement.find(SELECTORS.BLOCKED_ICON_CONTAINER).addClass('hidden');\n };\n\n /**\n * Create an render new conversation element in the list of conversations.\n *\n * @param {Object} root Overview messages container element.\n * @param {Object} conversation The conversation.\n * @param {Number} userId The logged in user id.\n * @return {Object} jQuery promise\n */\n var createNewConversationFromEvent = function(root, conversation, userId) {\n var existingConversations = root.find(SELECTORS.CONVERSATION);\n\n if (!existingConversations.length) {\n // If we didn't have any conversations then we need to show\n // the content of the list and hide the empty message.\n var listRoot = LazyLoadList.getRoot(root);\nLazyLoadList.showContent(listRoot);\n LazyLoadList.hideEmptyMessage(listRoot);\n }\n\n // Cache the conversation.\n loadedConversationsById[conversation.id] = conversation;\n\n return render([conversation], userId)\n .then(function(html) {\n var contentContainer = LazyLoadList.getContentContainer(root);\n return contentContainer.prepend(html);\n })\n .then(function() {\n return incrementTotalConversationCount(root);\n })\n .catch(Notification.exception);\n };\n\n /**\n * Delete a conversation from the list of conversations.\n *\n * @param {Object} root Overview messages container element.\n * @param {Object} conversationElement The conversation element.\n */\n var deleteConversation = function(root, conversationElement) {\n conversationElement.remove();\n decrementTotalConversationCount(root);\n\n var conversations =root.find(SELECTORS.CONVERSATION);\n if (!conversations.length) {\n // If we don't have any conversations then we need to hide\n // the content of the list and show the empty message.\n var listRoot = LazyLoadList.getRoot(root);\n LazyLoadList.hideContent(listRoot);\n LazyLoadList.showEmptyMessage(listRoot);\n }\n };\n\n /**\n * Mark a conversation as read.\n *\n * @param {Object} root Overview messages container element.\n * @param {Object} conversationElement The conversation element.\n */\n var markConversationAsRead = function(root, conversationElement) {\n var unreadCount = conversationElement.find(SELECTORS.UNREAD_COUNT);\n unreadCount.text('0');\n unreadCount.addClass('hidden');\n decrementTotalUnreadConversationCount(root);\n };\n\n /**\n * Listen to, and handle events in this section.\n *\n * @param {String} namespace Unique identifier for the Routes\n* @param {Object} root The section container element.\n * @param {Function} loadCallback The callback to load items.\n * @param {Array|null} types The conversation types for this section\n * @param {bool} includeFavourites If this section includes favourites\n * @param {String} fromPanel Routing argument to send if the section is loaded in message index left panel.\n */\n var registerEventListeners = function(namespace, root, loadCallback, types, includeFavourites, fromPanel) {\n var listRoot = LazyLoadList.getRoot(root);\n var conversationBelongsToThisSection = function(conversation) {\n // Make sure the type is an int so that the index of check matches correctly.\n var conversationType = parseInt(conversation.type, 10);\n if (\n // If the conversation type isn't one this section cares about then we can ignore it.\n (types && types.indexOf(conversationType) < 0) ||\n // If this is the favourites section and the conversation isn't a favourite then ignore it.\n (includeFavourites && !conversation.isFavourite) ||\n // If this section doesn't include favourites and the conversation is a favourite then ignore it.\n (!includeFavourites && conversation.isFavourite)\n ) {\n return false;\n }\n\n return true;\n };\n\n // Set the minimum height of the section to the height of the toggle. This\n // smooths out the collapse animation.\n var toggle = root.find(SELECTORS.TOGGLE);\n root.css('min-height', toggle.outerHeight());\n\n root.on('show.bs.collapse', function() {\n setExpanded(root);\n LazyLoadList.show(listRoot, loadCallback, function(contentContainer, conversations, userId) {\n return render(conversations, userId)\n .then(function(html) {\n contentContainer.append(html);\nreturn html;\n })\n .catch(Notification.exception);\n });\n });\n\n root.on('hidden.bs.collapse', function() {\n setCollapsed(root);\n });\n\n PubSub.subscribe(MessageDrawerEvents.CONTACT_BLOCKED, function(userId) {\n var conversationElement = getConversationElementFromUserId(root, userId);\n if (conversationElement.length) {\n blockContact(conversationElement);\n }\n });\n\n PubSub.subscribe(MessageDrawerEvents.CONTACT_UNBLOCKED, function(userId) {\n var conversationElement = getConversationElementFromUserId(root, userId);\n\n if (conversationElement.length) {\n unblockContact(conversationElement);\n }\n });\n\n PubSub.subscribe(MessageDrawerEvents.CONVERSATION_SET_MUTED, function(conversation) {\n var conversationId = conversation.id;\n var conversationElement = getConversationElement(root, conversationId);\n if (conversationElement.length) {\n muteConversation(conversationElement);\n }\n });\n\n PubSub.subscribe(MessageDrawerEvents.CONVERSATION_UNSET_MUTED, function(conversation) {\n var conversationId = conversation.id;\n var conversationElement = getConversationElement(root, conversationId);\n if (conversationElement.length) {\n unmuteConversation(conversationElement);\n }\n });\n\n PubSub.subscribe(MessageDrawerEvents.CONVERSATION_NEW_LAST_MESSAGE, function(conversation) {\n if (!conversationBelongsToThisSection(conversation)) {\n return;\n }\n\n var pendingPromise = new Pending('core_message/message_drawer_view_overview_section:new');\n var loggedInUserId = conversation.loggedInUserId;\n var conversationId = conversation.id;\n var element = getConversationElement(root, conversationId);\n conversation = formatConversationFromEvent(conversation);\n if (element.length) {\n var contentContainer = LazyLoadList.getContentContainer(root);\n render([conversation], loggedInUserId)\n .then(function(html) {\n if (deletedConversationsById[conversationId]) {\n // This conversation was deleted at some point since the messaging drawer was created.\n if (conversation.messages[0].timeadded < deletedConversationsById[conversationId]) {\n // The 'new' message was added before the conversation was deleted.\n // This is probably stale data.\n return;\n }\n }\n contentContainer.prepend(html);\n element.remove();\n\n return;\n})\n .then(pendingPromise.resolve)\n .catch(Notification.exception);\n } else if (conversation.messages.length) {\n createNewConversationFromEvent(root, conversation, loggedInUserId)\n .then(pendingPromise.resolve)\n .catch();\n } else {\n pendingPromise.resolve();\n }\n });\n\n PubSub.subscribe(MessageDrawerEvents.CONVERSATION_DELETED, function(conversationId) {\n var conversationElement = getConversationElement(root, conversationId);\n delete loadedConversationsById[conversationId];\n deletedConversationsById[conversationId] = new Date();\n if (conversationElement.length) {\n deleteConversation(root, conversationElement);\n }\n });\n\n PubSub.subscribe(MessageDrawerEvents.CONVERSATION_READ, function(conversationId) {\n var conversationElement = getConversationElement(root, conversationId);\n if (conversationElement.length) {\n markConversationAsRead(root, conversationElement);\n }\n });\n\n PubSub.subscribe(MessageDrawerEvents.CONVERSATION_SET_FAVOURITE, function(conversation) {\n var conversationElement = null;\n if (conversationBelongsToThisSection(conversation)) {\n conversationElement = getConversationElement(root, conversation.id);\n if (!conversationElement.length) {\n createNewConversationFromEvent(\n root,\n formatConversationFromEvent(conversation),\n conversation.loggedInUserId\n );\n }\n } else {\n conversationElement = getConversationElement(root, conversation.id);\n if (conversationElement.length) {\n deleteConversation(root, conversationElement);\n }\n}\n });\n\n PubSub.subscribe(MessageDrawerEvents.CONVERSATION_UNSET_FAVOURITE, function(conversation) {\n var conversationElement = null;\n if (conversationBelongsToThisSection(conversation)) {\n conversationElement = getConversationElement(root, conversation.id);\n if (!conversationElement.length) {\n createNewConversationFromEvent(\n root,\n formatConversationFromEvent(conversation),\n conversation.loggedInUserId\n );\n }\n } else {\n conversationElement = getConversationElement(root, conversation.id);\n if (conversationElement.length) {\n deleteConversation(root, conversationElement);\n }\n }\n });\n\n CustomEvents.define(root, [CustomEvents.events.activate]);\n root.on(CustomEvents.events.activate, SELECTORS.CONVERSATION, function(e, data) {\n var conversationElement = $(e.target).closest(SELECTORS.CONVERSATION);\n var conversationId = conversationElement.attr('data-conversation-id');\n var conversation = loadedConversationsById[conversationId];\n MessageDrawerRouter.go(namespace, MessageDrawerRoutes.VIEW_CONVERSATION, conversation, fromPanel);\n\n data.originalEvent.preventDefault();\n });\n };\n\n /**\n * Setup the section.\n *\n * @param {String} namespace Unique identifier for the Routes\n * @param {Object} header The header container element.\n * @param {Object} body The section container element.\n * @param {Object} footer The footer container element.\n * @param {Array} types The conversation types that show in this section\n * @param {bool} includeFavourites If this section includes favourites\n * @param {Object} totalCountPromise Resolves wth the total conversations count\n * @param {Object} unreadCountPromise Resolves wth the unread conversations count\n * @param {bool} fromPanel shown in message app panel.\n */\n var show = function(namespace, header, body, footer, types, includeFavourites, totalCountPromise, unreadCountPromise,\n fromPanel) {\n var root = $(body);\n\n if (!root.attr('data-init')) {\n var loadCallback = getLoadCallback(types, includeFavourites, 0);\n registerEventListeners(namespace, root, loadCallback, types, includeFavourites, fromPanel);\n\n if (isVisible(root)) {\n setExpanded(root);\n var listRoot = LazyLoadList.getRoot(root);\n LazyLoadList.show(listRoot, loadCallback, function(contentContainer, conversations, userId) {\n return render(conversations, userId)\n .then(function(html) {\n contentContainer.append(html);\n return html;\n })\n.catch(Notification.exception);\n });\n }\n\n // This is given to us by the calling code because the total counts for all sections\n // are loaded in a single ajax request rather than one request per section.\n totalCountPromise.then(function(count) {\n renderTotalCount(root, count);\n loadedTotalCounts = true;\n return;\n })\n .catch(function() {\n // Silently ignore if we can't updated the counts. No need to bother the user.\n });\n\n // This is given to us by the calling code because the unread counts for all sections\n // are loaded in a single ajax request rather than one request per section.\n unreadCountPromise.then(function(count) {\n renderUnreadCount(root, count);\n loadedUnreadCounts = true;\n return;\n })\n .catch(function() {\n// Silently ignore if we can't updated the counts. No need to bother the user.\n });\n\n root.attr('data-init', true);\n }\n };\n\n return {\n show: show,\n isVisible: isVisible\n 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