77 lines
2.5 KiB
JavaScript
77 lines
2.5 KiB
JavaScript
function RunChat(divContainer, idBoard, hidIDMessage) {
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divContainer = GetElement(divContainer);
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hidIDMessage = GetElement(hidIDMessage);
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var CreateMessageDOM = function (message) {
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var divMessageRow = document.createElement("DIV");
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divMessageRow.className = "messageRow";
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var divMessage = document.createElement("DIV");
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divMessage.className = "message";
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divMessageRow.appendChild(divMessage);
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var divUser = document.createElement("DIV");
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divUser.className = "user";
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divUser.innerHTML = escapeHTML(message.UserName);
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divMessage.appendChild(divUser);
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var text = message.Text;
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var divText = document.createElement("DIV");
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divText.className = "text";
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divText.innerHTML = escapeHTML(text);
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divMessage.appendChild(divText);
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return divMessageRow;
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};
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var RequestChatData = function () {
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var requestUrl = "ChatHandler?idBoard=" + idBoard + "&idMessage=" + hidIDMessage.value;
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var ReciveChatData = function (responseText) {
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recvMsgs = JSON.parse(responseText);
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if (recvMsgs) {
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var idMessage = parseInt(hidIDMessage.value);
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var frag = document.createDocumentFragment();
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for (var i = 0, n = recvMsgs.length; i < n; i++) {
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var msg = recvMsgs[i];
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if (idMessage < msg.IDMessage) {
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hidIDMessage.value = msg.IDMessage;
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idMessage = msg.IDMessage;
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var elemMessage = CreateMessageDOM(msg);
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frag.appendChild(elemMessage);
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}
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}
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divContainer.appendChild(frag);
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divContainer.scrollTop = divContainer.scrollHeight;
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}
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// Reset pool
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window.setTimeout(function () {
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RequestChatData();
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}, 20);
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};
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var ErrorChatData = function () {
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// Retry
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window.setTimeout(function () {
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RequestChatData();
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}, 5000);
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};
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// Pool data
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SendRequest(requestUrl, ReciveChatData, ErrorChatData);
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};
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RequestChatData();
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}
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function SendChat(txtText, idBoard) {
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txtText = GetElement(txtText);
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var data = {
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"text": txtText.value,
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"idBoard": idBoard,
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"userName": "VAR"
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};
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txtText.value = "";
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SendData("ChatHandler", data, null, null);
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} |