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Diffstat (limited to 'dist/js/chats.js')
| -rw-r--r-- | dist/js/chats.js | 504 |
1 files changed, 504 insertions, 0 deletions
diff --git a/dist/js/chats.js b/dist/js/chats.js new file mode 100644 index 0000000..daf10ab --- /dev/null +++ b/dist/js/chats.js @@ -0,0 +1,504 @@ +// const API_ENDPOINT = "https://gimb.tk/test.php"; +const DIRECTORY_URL = "/directory.json"; +const CHATS_BEGIN_TAG = "<!-- ba-ctlmsg-chat-begin -->"; +const CHATS_END_TAG = "<!-- ba-ctlmsg-chat-end -->"; +const CHAT_REGEX = /<!-- ba-ctlmsg-chat-begin -->([\S\s]+)<!-- ba-ctlmsg-chat-end -->/g; +const CHATS_SUBJECT_PREFIX = "ba-ctlmsg-chat-"; + +// "Global" object for name directory +let directory = null; +let currentlyChattingWith = null; // msgid +let sogovornik = null; // name +let firstPageOfMessages = null; // so we can test if new messages ever arrive + +/** + * Redirects user to login page if it's not logged int + */ +async function checkLogin() { + localforage.getItem("logged_in").then(function (value) { + // This code runs once the value has been loaded + // from the offline store. + if (value !== true) { + window.location.replace("/index.html"); + } + }).catch(function (err) { + // This code runs if there were any errors + console.log(err); + }); +} + +/** + * Find the matching key for a provided value in an object + * @param {object} object Object to search + * @param {object} value Value to find the matching key for + * @returns {object} Key + */ +function getKeyByValue(object, value) { + return Object.keys(object).find(key => object[key] === value); +} + +// -----------HTML HELPERS----------- +/** + * Encode HTML entities + * @param {string} value Value to encode + * @returns {string} Encoded value + */ +function htmlEncode(value) { + /** + Create a in-memory element, set its inner text + (which is automatically encoded) + Then grab the encoded contents back out. + The element never exists on the DOM. + **/ + return $("<textarea/>").text(value).html(); +} + +/** + * Decode HTML entities + * @param {string} value Value to decode + * @returns {string} Decoded value + */ +function htmlDecode(value) { + return $("<textarea/>").html(value).text(); +} +// --------------------------------- + +// Try to fetch name:id directory +/** + * Fetch name:id directory and populate it in the app + */ +function loadDirectory() { + $.ajax({ + url: DIRECTORY_URL, + crossDomain: true, + + dataType: "json", + cache: false, + type: "GET", + + success: (data) => { + // If we were able to retrieve it, update the saved directory + localforage.setItem("directory", data); + directory = data; + // Populate autocomplete + populateAutocomplete(); + }, + + error: () => { + // Otherwise, try to retrieve stored directory + localforage.getItem("directory").then((storedDirectory) => { + if (storedDirectory === null) { + // If unable, set directory to null + // (so other functions know that we don't have it) + UIAlert( + D("nameDirectoryNotSet"), + "loadDirectory(): stored_directory === null" + ); + directory = null; + // Disable send button + $("#msg-send").prop("disabled", true); + } else { + directory = storedDirectory; + // Populate autocomplete + populateAutocomplete(); + } + }); + } + }); +} + +/** + * Populate autocomplete DOM object with the values + * fetched from the server + */ +function populateAutocomplete() { + let elems = document.querySelectorAll('.autocomplete-fullname'); + /** + če se uporablja globalna var directory, ki je shranjena + kot objekt (vedno shranjen kot reference), bo pri let x=y + x le pointer na object y in se bo spremenil z spremembo + "originala". spodnja stvar itak ni preveč efficent, loop čez + vseh 7000 ljudi bi lahko delal težave... + kakšen Object.keys bi bila boljša varianta ampak raje napišem + tale komentar... idk, to se mi je zdelo uporabno ampak sedaj obžalujem + samo guglal sem "copying an object js" + **/ + + let autocompleteEntries = Object.assign({}, directory); + for (const [key] of Object.entries(autocompleteEntries)) { + autocompleteEntries[key] = null; + } + + M.Autocomplete.init(elems, { + data: autocompleteEntries, + onAutocomplete: validateName, + minLength: 0 + }); + + if (window.location.hash.length > 1) { + $("#full-name").val(decodeURIComponent(window.location.hash.substring(1))); + } else { + $("#full-name").val(getUrlParameter("m")); + } + + M.updateTextFields(); + validateName(); +} + +/** + * Toggle loading bar state + * @param {boolean} state Desired state + */ +function setLoading(state) { + if (state) { + $("#loading-bar").removeClass("hidden"); + } else { + $("#loading-bar").addClass("hidden"); + } +} + +/** + * Send a message to the recipient + * @param {number} recipientNumber Recipient's id + * @param {string} body Message body + */ +async function sendMessage(recipientNumber = null, body = null) { + // == catches null & undefined + if (recipientNumber == null) { + recipientNumber = directory[sogovornik]; + } + + if (body == null) { + body = $("#msg-body").val(); + } + + if (body.length > 180) { + throw new RangeError( + "sendMessage(): message is longer than 180 characters." + ); + } + + let promisesToRun = [ + localforage.getItem("username").then((value) => { + username = value; + }), + localforage.getItem("password").then((value) => { + password = value; + }), + ]; + setLoading(true); + Promise.all(promisesToRun).then(() => { + try { + let gsecInstance = new gsec(); + gsecInstance.login(username, password).then( () => { + gsecInstance.sendMessage( + recipientNumber, + CHATS_SUBJECT_PREFIX + body, + S("chatExternalInfo") + CHATS_BEGIN_TAG + body + CHATS_END_TAG + ).then(() => { + + addMessage(0, body); + setLoading(false); + + }).catch((err) => { + gsecErrorHandlerUI(err); + setLoading(false); + }); + }); + } catch (err) { + gsecErrorHandlerUI(err); + setLoading(false); + } + }); +} + +// datePlacement: +/** + * Add message to the UI + * @param {boolean} isSender Indicates if current user is sender of the message + * @param {string} body Message body + * @param {number} [datePlacement=0] 0=append bubble to end, 1=append bubble to start. + * @param {Date} [messageDate=null] Timestamp of the message + */ +function addMessage(isSender, body, datePlacement=0, messageDate=null) { + var whos = isSender == 0 ? "mine": "yours"; + + var timestamp = Date.now(); + if (messageDate instanceof Date) { + timestamp = messageDate.getTime(); + } + + if (typeof messageDate == "number") { + timestamp = messageDate; + } + + var chatarea = document.getElementsByClassName("chat")[0]; + var alreadyMessages = chatarea.querySelectorAll(".message"); + var textnode = document.createTextNode(body); + + var bubblenode = document.createElement("div"); + bubblenode.setAttribute("data-date", timestamp); + bubblenode.appendChild(textnode); + + var istaOseba; + var messagesnest; + if (chatarea.childElementCount == 0) { + bubblenode.className = "message last"; + messagesnest = document.createElement("div"); + istaOseba = false; + } else { + + if (datePlacement == 0 || timestamp > Number(alreadyMessages[alreadyMessages.length - 1].getAttribute("data-date"))) { + + datePlacement = 0; + console.log(alreadyMessages[0].getAttribute("data-date")); + bubblenode.className = "message last"; + if (chatarea.children.item(chatarea.children.length - 1).classList.contains(whos)) { // ista oseba + istaOseba = true; + messagesnest = chatarea.children.item(chatarea.children.length - 1); + messagesnest.children.item(messagesnest.children.length - 1).classList.remove("last"); + } else { + istaOseba = false; + messagesnest = document.createElement("div"); + } + + } else if (datePlacement == 1 || timestamp < Number(alreadyMessages[0].getAttribute("data-date"))) { + + datePlacement = 1; + console.log(alreadyMessages[0].getAttribute("data-date")); + if(chatarea.children.item(0).classList.contains(whos)) { // ista oseba + bubblenode.className = "message"; + istaOseba = true; + messagesnest = chatarea.children.item(0); + } else { + bubblenode.className = "message last"; + istaOseba = false; + messagesnest = document.createElement("div"); + } + + } else { // auto place (slower, so 0 or 1 are options + + console.log("if3"); + for (var iter = 0; iter < alreadyMessages.length - 2; iter++) { // (-2 zato, ker potem iter+1 ne obstaja pri zadnjem elementu) + if (Number(alreadyMessages[iter].getAttribute("data-date")) < timestamp + && Number(alreadyMessages[iter+1].getAttribute("data-date")) > timestamp) { + + var zgornjiIsti = alreadyMessages[iter].parentElement.classList.contains(whos); + var spodnjiIsti = alreadyMessages[iter+1].parentElement.classList.contains(whos); + console.log([zgornjiIsti, spodnjiIsti]); + + if (zgornjiIsti && spodnjiIsti) { + messagesnest = alreadyMessages[iter].parentElement; + bubblenode.className = "message"; + messagesnest.insertBefore(bubblenode, alreadyMessages[iter+1]); + return; + } + + if (zgornjiIsti && !spodnjiIsti) { + messagesnest = alreadyMessages[iter].parentElement; + bubblenode.className = "message last"; + messagesnest.children.item(messagesnest.childElementCount - 1).classList.remove("last"); + messagesnest.appendChild(bubblenode); + return; + } + + if (!zgornjiIsti && spodnjiIsti) { + messagesnest = alreadyMessages[iter+1].parentElement; + bubblenode.className = "message"; + messagesnest.insertBefore(bubblenode, alreadyMessages[iter+1]); + return; + } + + throw new RangeError("This should not happen!"); + } + } + throw new RangeError("This should not happen!"); + + } + } + + // autodetect date is not present here anymore + messagesnest.className = whos + " messages"; + if (datePlacement == 0) { + messagesnest.appendChild(bubblenode); + } else { + messagesnest.prepend(bubblenode); + } + + if (!istaOseba) { + if (datePlacement == 0) { + chatarea.appendChild(messagesnest); + } else{ + chatarea.prepend(messagesnest); + } + } +} + +async function validateName() { + if (directory !== null) { + $("#full-name").prop("disabled", false); + if ($("#full-name").val() in directory) { + $("#full-name").addClass("valid"); + $("#full-name").removeClass("invalid"); + $("#chat-recipient-select-btn").prop("disabled", false); + $("#msg-body").prop("disabled", false); + } else { + $("#full-name").addClass("invalid"); + $("#full-name").removeClass("valid"); + $("#chat-recipient-select-btn").prop("disabled", true); + $("#msg-body").prop("disabled", true); + $("#msg-body").val(""); + } + } else { + $("#chat-recipient-select-btn").prop("disabled", true); + $("#full-name").val(D("nameDirectoryNotSet")); + $("#full-name").prop("disabled", true); + $("#msg-body").val(""); + } +} + +async function clearMessages() { + $(".chat").eq(0).html(""); +} + +function getUrlParameter(sParam) { + const url_params = new URLSearchParams(window.location.search); + const found_param = url_params.get(sParam); + return found_param; +} + +async function updateSendButton() { + if ($("#msg-body").val().length == 0) { + $("#msg-send").prop("disabled", true); + } else { + $("#msg-send").prop("disabled", false); + } +} + +async function setRecipient(name = null) { + if (name == null || name == false || name == undefined) { + name = $("#full-name").val(); + } else if (typeof name != "number") { + throw new TypeError('Hello from setRecipient(): name can only be string or null!'); + } + + if (!Object.keys(directory).includes(name)) { + UIAlert(D("recipientNotInDirectory")); + throw new RangeError("Hello from setRecipient(): name is not in directory"); + } + + var modal = document.querySelectorAll("#directory-side-menu")[0]; + var modalInstance = M.Sidenav.getInstance(modal); + modalInstance.close(); + + $(".msg-chattingWith").eq(0).html(name); + sogovornik = name; + currentlyChattingWith = directory[name]; + + $("#chat-mustSelectRecipient").hide(); + + updateSendButton(); + clearMessages(); // <-- do when recipient selected + prepareAndStartFetchingMessages(); // <-- same +} + +async function prepareAndStartFetchingMessages() { + if (currentlyChattingWith === 0 || (currentlyChattingWith >= 1 && currentlyChattingWith < 69420)) { + $("#msg-body").prop("disabled", false); + await clearMessages(); + startFetchingMessages(); + } else { + var modal = document.querySelectorAll("#directory-side-menu")[0]; + var modalInstance = M.Sidenav.getInstance(modal); + modalInstance.open(); + } +} + +async function startFetchingMessages() { + let promises_to_run = [ + localforage.getItem("username").then((value) => { + username = value; + }), + localforage.getItem("password").then((value) => { + password = value; + }), + ]; + + setLoading(true); + await Promise.all(promises_to_run); + try { + let gsecInstance = new gsec(); + await gsecInstance.login(username, password); + for (var category = 0; category <= 1; category++) { + let lastpage = await gsecInstance.fetchMessagesLastPageNumber(category); + startLoadingMessagesForCategory(gsecInstance, category, lastpage); + } + } catch (err) { + gsecErrorHandlerUI(err); + } + setLoading(false); +} + +async function startLoadingMessagesForCategory(gsecInstance, category, lastpage) { + for (var page = 1; page <= lastpage; page++) { + var gsecMsgList = await gsecInstance.fetchMessagesList(category, page); + if (category == 0) { + whom = 1; + } else { + whom = 0; + } + renderMessages(gsecMsgList, whom, 1); + } +} + +async function renderMessages(gsecMsgList, whom, order = 1) { // order: 1=newest>olest 0=oldest>newest 2=autodetect (todo-not implemented) + for (const message of gsecMsgList) { // whom: 0=me 1=you + if (message.subject.startsWith(CHATS_SUBJECT_PREFIX)) { + console.log(message); + addMessage(whom, message.subject.substring(CHATS_SUBJECT_PREFIX.length), 2, message.date.getTime); + } + } +} + +function setupEventListeners() { + $("#chat-recipient-select-btn").click(() => { + setRecipient(); + }); + + $("#msg-send").click(() => { + sendMessage(); + }); + + $("#full-name").on("input", () => { + validateName(); + }); + + $("#msg-body").on("input", () => { + updateSendButton(); + }); +} + +document.addEventListener("DOMContentLoaded", () => { + + checkLogin(); + loadDirectory(); + + setupEventListeners(); + + updateSendButton(); + + // var receivedmessages = null; + + M.updateTextFields(); + + // Setup side menu + const menus = document.querySelectorAll(".side-menu"); + M.Sidenav.init(menus, { edge: "right", draggable: true }); + let elems = document.querySelectorAll(".modal"); + M.Modal.init(elems, {}); + + // Setup side modal + const modals = document.querySelectorAll(".side-modal"); + M.Sidenav.init(modals, { edge: "left", draggable: false }); + prepareAndStartFetchingMessages(); // just opens modal, as there is no recipient selected +});
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