teacher.js
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$(function(){
var teacherId = document.getElementById('teacher');
var socket = io('http://localhost:3000');
// 初始化codemirror页面
var teacher = CodeMirror.fromTextArea(teacherId, {
value: '输入HTML代码',
mode: 'text/javascript',
lineNumbers: true,
smartIndent: false
});
// 记录每次操作的变化
CodeMirror.on(teacher,"change", function(instance, changeObj) {
// console.log(instance);
// console.log(changeObj);
var changeObjStr = JSON.stringify(changeObj);
//
socket.emit('teacher.programming', changeObjStr);
socket.emit('programming.content', teacher.getValue());
// 构建操作对象
buildOperate('teacher', changeObj);
console.log(IDELive.operations);
});
// 链接时执行初始化代码
socket.on('programming.content', function(msg) {
// teacher.setValue(msg);
});
var IDELive = {
operations: [] // 存储录制时的动作对象
}
var LiveTeacher = {
init: function(){
LiveTeacher.events();
},
events: function(){
var _this = this;
$('#liveStart').on('click', function(){ liveStartFun(); });
$('#liveEnd').on('click', function(){ });
$('#liveConfirm').on('click', function(){ liveConfirmFun(); });
$('#liveCancel').on('click', function(){ liveCancelFun() });
$('#liveSave').on('click', function(){ });
$('#liveOut').on('click', function(){ liveOutFun(); });
$('#CompileBtn').on('click', function(){ liveCompileFun(); });
},
liveStartFun: function(){},
liveEndFun: function(){},
liveConfirmFun: function(){},
liveCancelFun: function(){},
liveSaveFun: function(){},
liveOutFun: function(){},
liveCompileFun: function(){}
}
// 禁止关闭浏览器
// window.onbeforeunload = function(){
// return ('你确定要结束教学吗？请确认保存内容');
// }
LiveTeacher.init();
// 开始录制
function liveStartFun(){
$('.tip-wrap').show();
}
// 确认开始录制
function liveConfirmFun(){
$('.tip-wrap').hide();
IDELive.record_startime = new Date().getTime()
console.log(IDELive.record_startime);
}
// 取消开始录制
function liveCancelFun(){
$('.tip-wrap').hide();
}
// 编译
function liveCompileFun(){
console.log('编译' + teacher.getValue());
socket.emit('programming.compile');
var el = document.querySelector('#CompileBtn')
var l = Ladda.create(el);
l.start();
var input = $('#input').val() || '';
var code = teacher.getValue();
var compileData = {
code: code,
langid: 10,
input: input
}
$.ajax({
type: "post",
url: gxb_api + "/submit/submitCode/api",
data: JSON.stringify(compileData),
dataType: "json",
contentType: "application/json",
success: function(data) {
console.log(data);
l.remove();
compileResult(data);
},
error: function(){
l.stop();
alert('错误');
}
});
}
// 结束录制
function liveOutFun(){
// 课程结束时清楚服务端记录的数据
socket.emit('programming.clear', '');
teacher.setValue('');
console.log('programming.clear')
// socket.on('programming.clear', function(msg) {
// console.log('programming.clear ---- ');
// content = '';
// io.emit('programming.content', msg);
// });
// window.onbeforeunload = function(){
// return ('你确定要结束教学吗？')
// }
}
/**
* 组合录入代码
* by Kira 2017-5-17
*/
function buildOperate(editor, changeobj){
var intervaltime,
currenttime = new Date().getTime();
console.log(IDELive.record_startime);
var intervaltime = currenttime - IDELive.record_startime;
var operateObj = {
intervaltime: intervaltime,
editor: editor,
changeobj: changeobj,
currenttime: currenttime,
trigger: 0
};
IDELive.operations.push( operateObj); // 添加每次输入对象
IDELive.record_startime = currenttime; //设定起始时间
}
})