//发送消息(文本或者表情)
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function onSendMsg() {
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if (!selToID) {
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alert("你还没有选中好友或者群组，暂不能聊天");
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$("#send_msg_text").val('');
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return;
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}
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//获取消息内容
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var msgContent = document.getElementsByClassName("msgedit")[0].value;
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var msgLen = webim.Tool.getStrBytes(msgContent);
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if (msgContent.length < 1) {
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alert("发送的消息不能为空!");
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$("#send_msg_text").val('');
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return;
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}
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var maxLen, errInfo;
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if (selType == webim.SESSION_TYPE.C2C) {
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maxLen = webim.MSG_MAX_LENGTH.C2C;
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errInfo = "消息长度超出限制(最多" + Math.round(maxLen / 3) + "汉字)";
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} else {
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maxLen = webim.MSG_MAX_LENGTH.GROUP;
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errInfo = "消息长度超出限制(最多" + Math.round(maxLen / 3) + "汉字)";
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}
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if (msgLen > maxLen) {
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alert(errInfo);
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return;
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}
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//发消息处理
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handleMsgSend(msgContent);
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}
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function handleMsgSend(msgContent) {
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if (!selSess) {
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var selSess = new webim.Session(selType, selToID, selToID, friendHeadUrl, Math.round(new Date().getTime() / 1000));
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}
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var isSend = true; //是否为自己发送
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var seq = -1; //消息序列，-1表示sdk自动生成，用于去重
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var random = Math.round(Math.random() * 4294967296); //消息随机数，用于去重
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var msgTime = Math.round(new Date().getTime() / 1000); //消息时间戳
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var subType; //消息子类型
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if (selType == webim.SESSION_TYPE.C2C) {
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subType = webim.C2C_MSG_SUB_TYPE.COMMON;
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} else {
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//webim.GROUP_MSG_SUB_TYPE.COMMON-普通消息,
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//webim.GROUP_MSG_SUB_TYPE.LOVEMSG-点赞消息，优先级最低
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//webim.GROUP_MSG_SUB_TYPE.TIP-提示消息(不支持发送，用于区分群消息子类型)，
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//webim.GROUP_MSG_SUB_TYPE.REDPACKET-红包消息，优先级最高
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subType = webim.GROUP_MSG_SUB_TYPE.COMMON;
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}
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var msg = new webim.Msg(selSess, isSend, seq, random, msgTime, loginInfo.identifier, subType, loginInfo.identifierNick);
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var text_obj, face_obj, tmsg, emotionIndex, emotion, restMsgIndex;
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//解析文本和表情
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var expr = /\[[^[\]]{1,3}\]/mg;
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var emotions = msgContent.match(expr);
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if (!emotions || emotions.length < 1) {
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text_obj = new webim.Msg.Elem.Text(msgContent);
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msg.addText(text_obj);
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} else {
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for (var i = 0; i < emotions.length; i++) {
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tmsg = msgContent.substring(0, msgContent.indexOf(emotions[i]));
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if (tmsg) {
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text_obj = new webim.Msg.Elem.Text(tmsg);
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msg.addText(text_obj);
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}
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emotionIndex = webim.EmotionDataIndexs[emotions[i]];
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emotion = webim.Emotions[emotionIndex];
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if (emotion) {
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face_obj = new webim.Msg.Elem.Face(emotionIndex, emotions[i]);
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msg.addFace(face_obj);
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} else {
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text_obj = new webim.Msg.Elem.Text(emotions[i]);
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msg.addText(text_obj);
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}
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restMsgIndex = msgContent.indexOf(emotions[i]) + emotions[i].length;
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msgContent = msgContent.substring(restMsgIndex);
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}
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if (msgContent) {
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text_obj = new webim.Msg.Elem.Text(msgContent);
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msg.addText(text_obj);
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}
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}
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msg.PushInfo = {
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"PushFlag": 0,
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"Desc": '测试离线推送内容', //离线推送内容
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"Ext": '测试离线推送透传内容', //离线推送透传内容
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"AndroidInfo": {
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"Sound": "android.mp3" //离线推送声音文件路径。
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},
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"ApnsInfo": {
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"Sound": "apns.mp3", //离线推送声音文件路径。
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"BadgeMode": 1
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}
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};
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msg.PushInfoBoolean = true; //是否开启离线推送push同步
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msg.sending = 1;
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msg.originContent = msgContent;
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addMsg(msg);
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$("#send_msg_text").val('');
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turnoffFaces_box();
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webim.sendMsg(msg, function(resp) {
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//发送成功，把sending清理
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$("#id_" + msg.random).find(".spinner").remove();
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webim.Tool.setCookie("tmpmsg_" + selToID, '', 0);
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}, function(err) {
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//alert(err.ErrorInfo);
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//提示重发
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showReSend(msg);
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});
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}
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function showReSend(msg) {
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//resend a dom
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var resendBtn = $('<a href="javascript:;">重发</a>');
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//绑定重发事件
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resendBtn.click(function() {
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//删除当前的dom
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$("#id_" + msg.random).remove();
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//发消息处理
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handleMsgSend(msg.originContent);
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});
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$("#id_" + msg.random).find(".spinner").empty().append(resendBtn);
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}
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//发送文本框按下键盘事件
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function onTextareaKeyDown(event) {
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if (event && event.keyCode == 13) {
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onSendMsg();
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}
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}
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//关闭聊天界面
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function onClose() {
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document.getElementById("webim_demo").style.display = "none";
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//离线
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webim.logout();
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}
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//打开表情窗体
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var showEmotionDialog = function() {
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if (emotionFlag) {
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$('#wl_faces_box').css({
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"display": "block"
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});
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return;
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}
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emotionFlag = true;
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for (var index in webim.Emotions) {
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var emotions = $('<img>').attr({
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"id": webim.Emotions[index][0],
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"src": webim.Emotions[index][1],
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"style": "cursor:pointer;"
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}).click(function() {
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selectEmotionImg(this);
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});
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$('<li>').append(emotions).appendTo($('#emotionUL'));
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}
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$('#wl_faces_box').css({
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"display": "block"
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});
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};
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//表情选择div的关闭方法
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var turnoffFaces_box = function() {
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$("#wl_faces_box").fadeOut("slow");
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};
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//选中表情
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var selectEmotionImg = function(selImg) {
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var txt = document.getElementsByClassName("msgedit")[0];
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txt.value = txt.value + selImg.id;
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txt.focus();
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};
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