1、将用户输入的内容渲染到聊天窗口
2、发起请求获取聊天内容
3、将机器人的聊天内容转为语音
4、通过播放语音
5、使用回车键发送消息
html
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<meta http-equiv="X-UA-Compatible" content="ie=edge" />
<link rel="stylesheet" href="css/reset.css" />
<!-- 重置页面元素的样式 -->
<link rel="stylesheet" href="css/main.css" />
<!-- 设置样式 -->
<script type="text/javascript" src="js/jquery-1.12.4.min.js"></script>
<!-- 布局js -->
<script type="text/javascript" src="js/jquery-ui.min.js"></script>
<script type="text/javascript" src="js/jquery.mousewheel.js"></script>
<!-- 鼠标滚轮操作 -->
<title>聊天机器人</title>
</head>
<body>
<div class="wrap">
<!-- 头部 Header 区域 -->
<div class="header">
<h3>小思同学</h3>
<img src="img/person01.png" alt="icon" />
</div>
<!-- 中间 聊天内容区域 -->
<div class="main">
<ul class="talk_list" style="top: 0px;" id="talk_list">
<li class="left_word">
<img src="img/person01.png" /> <span>你好</span>
</li>
<li class="right_word">
<!-- <img src="img/person02.png" /> <span>你好哦</span> -->
</li>
<!-- <li class="left_word">
<img src="img/person01.png" /> <span>你好</span>
</li>
<li class="right_word">
<img src="img/person02.png" /> <span>你好哦</span>
</li>
<li class="left_word">
<img src="img/person01.png" /> <span>你好</span>
</li>
<li class="right_word">
<img src="img/person02.png" /> <span>你好哦</span>
</li>
<li class="left_word">
<img src="img/person01.png" /> <span>你好</span>
</li>
<li class="right_word">
<img src="img/person02.png" /> <span>你好哦</span>
</li>
<li class="left_word">
<img src="img/person01.png" /> <span>你好</span>
</li>
<li class="right_word">
<img src="img/person02.png" /> <span>你好哦</span>
</li>
<li class="left_word">
<img src="img/person01.png" /> <span>你好</span>
</li>
<li class="right_word">
<img src="img/person02.png" /> <span>你好哦</span>
</li> -->
</ul>
<div class="drag_bar" style="display: none;">
<div class="drager ui-draggable ui-draggable-handle" style="display: none; height: 412.628px;"></div>
</div>
</div>
<!-- 底部 消息编辑区域 -->
<div class="footer">
<img src="img/person02.png" alt="icon" />
<input type="text" placeholder="说的什么吧..." class="input_txt" id='ipt' />
<input type="button" value="发 送" class="input_sub" id="btnSend" />
</div>
</div>
<!-- 注意：只要audio指定了新的src属性，而且制定了autoplay，那么，语音就会自动播放 -->
<audio src="" id="voice" autoplay style="display:none"></audio>
<script type="text/javascript" src="js/scroll.js"></script>
<!-- 滚动条 -->
<script src="js/chart.js">
</script>
</body>
</html>
scroll.js
var $main = $('.main');
var $list = $('.talk_list');
var $drager = $('.drager');
var $mainh = $main.outerHeight(false);
var $listh = $list.outerHeight(false);
var $rate = $mainh / $listh;
var $dragh = $mainh * $rate;
var $top = 0;
$drager.css({ 'height': $dragh });
$drager.draggable({
containment: "parent",
drag: function (ev, ui) {
$top = ui.position.top;
$list.css({ 'top': -$top / $rate });
}
});
$(window).resize(function () {
resetui();
});
//var timer = null;
var flag = false;
$main.mousewheel(function(ev,delta){
//console.log(delta);
//clearTimeout(timer);
//timer = setTimeout(function(){
// 向上滚动正值，向下滚动负值
if(flag){
return;
}
flag = true;
setTimeout(function(){
flag = false;
},300);
if($listh <= $mainh){
return;
}else{
if(delta>0){
$top = $top-60;
if($top<0){
$top=0;
}
$drager.animate({ 'top': $top },200);
$list.animate({ 'top': -$top / $rate },200);
}else{
$top = $top+60;
if($top>($mainh-$dragh)){
$top=parseInt($mainh-$dragh);
}
$drager.animate({ 'top': $top },200);
$list.animate({ 'top': -parseInt($top / $rate) },200);
}
}
//},300);
});
if ($listh <= $mainh) {
$('.drag_bar').hide();
$('.drager').hide();
}
function resetui(){
$mainh = $main.outerHeight(false);
$listh = $list.outerHeight(false);
$rate = $mainh / $listh;
$dragh = $mainh * $rate;
$drager.css({ 'height': $dragh });
if ($listh <= $mainh) {
$('.drag_bar').hide();
$drager.hide();
$list.css({ 'top':0 });
} else {
$('.drag_bar').show();
$drager.show();
$drager.css({ 'top': $mainh-$dragh });
$list.css({ 'top': -($listh-$mainh) });
}
}
window.resetui = resetui;
})
jquery.mousewheel.js
* Licensed under the MIT License (LICENSE.txt).
*
* Version: 3.1.12
*
* Requires: jQuery 1.2.2+
*/
(function (factory) {
if ( typeof define === 'function' && define.amd ) {
// AMD. Register as an anonymous module.
define(['jquery'], factory);
} else if (typeof exports === 'object') {
// Node/CommonJS style for Browserify
module.exports = factory;
} else {
// Browser globals
factory(jQuery);
}
}(function ($) {
var toFix = ['wheel', 'mousewheel', 'DOMMouseScroll', 'MozMousePixelScroll'],
toBind = ( 'onwheel' in document || document.documentMode >= 9 ) ?
['wheel'] : ['mousewheel', 'DomMouseScroll', 'MozMousePixelScroll'],
slice = Array.prototype.slice,
nullLowestDeltaTimeout, lowestDelta;
if ( $.event.fixHooks ) {
for ( var i = toFix.length; i; ) {
$.event.fixHooks[ toFix[--i] ] = $.event.mouseHooks;
}
}
var special = $.event.special.mousewheel = {
version: '3.1.12',
setup: function() {
if ( this.addEventListener ) {
for ( var i = toBind.length; i; ) {
this.addEventListener( toBind[--i], handler, false );
}
} else {
this.onmousewheel = handler;
}
// Store the line height and page height for this particular element
$.data(this, 'mousewheel-line-height', special.getLineHeight(this));
$.data(this, 'mousewheel-page-height', special.getPageHeight(this));
},
teardown: function() {
if ( this.removeEventListener ) {
for ( var i = toBind.length; i; ) {
this.removeEventListener( toBind[--i], handler, false );
}
} else {
this.onmousewheel = null;
}
// Clean up the data we added to the element
$.removeData(this, 'mousewheel-line-height');
$.removeData(this, 'mousewheel-page-height');
},
getLineHeight: function(elem) {
var $elem = $(elem),
$parent = $elem['offsetParent' in $.fn ? 'offsetParent' : 'parent']();
if (!$parent.length) {
$parent = $('body');
}
return parseInt($parent.css('fontSize'), 10) || parseInt($elem.css('fontSize'), 10) || 16;
},
getPageHeight: function(elem) {
return $(elem).height();
},
settings: {
adjustOldDeltas: true, // see shouldAdjustOldDeltas() below
normalizeOffset: true // calls getBoundingClientRect for each event
}
};
$.fn.extend({
mousewheel: function(fn) {
return fn ? this.bind('mousewheel', fn) : this.trigger('mousewheel');
},
unmousewheel: function(fn) {
return this.unbind('mousewheel', fn);
}
});
function handler(event) {
var orgEvent = event || window.event,
args = slice.call(arguments, 1),
delta = 0,
deltaX = 0,
deltaY = 0,
absDelta = 0,
offsetX = 0,
offsetY = 0;
event = $.event.fix(orgEvent);
event.type = 'mousewheel';
// Old school scrollwheel delta
if ( 'detail' in orgEvent ) { deltaY = orgEvent.detail * -1; }
if ( 'wheelDelta' in orgEvent ) { deltaY = orgEvent.wheelDelta; }
if ( 'wheelDeltaY' in orgEvent ) { deltaY = orgEvent.wheelDeltaY; }
if ( 'wheelDeltaX' in orgEvent ) { deltaX = orgEvent.wheelDeltaX * -1; }
// Firefox < 17 horizontal scrolling related to DOMMouseScroll event
if ( 'axis' in orgEvent && orgEvent.axis === orgEvent.HORIZONTAL_AXIS ) {
deltaX = deltaY * -1;
deltaY = 0;
}
// Set delta to be deltaY or deltaX if deltaY is 0 for backwards compatabilitiy
delta = deltaY === 0 ? deltaX : deltaY;
// New school wheel delta (wheel event)
if ( 'deltaY' in orgEvent ) {
deltaY = orgEvent.deltaY * -1;
delta = deltaY;
}
if ( 'deltaX' in orgEvent ) {
deltaX = orgEvent.deltaX;
if ( deltaY === 0 ) { delta = deltaX * -1; }
}
// No change actually happened, no reason to go any further
if ( deltaY === 0 && deltaX === 0 ) { return; }
// Need to convert lines and pages to pixels if we aren't already in pixels
// There are three delta modes:
// * deltaMode 0 is by pixels, nothing to do
// * deltaMode 1 is by lines
// * deltaMode 2 is by pages
if ( orgEvent.deltaMode === 1 ) {
var lineHeight = $.data(this, 'mousewheel-line-height');
delta *= lineHeight;
deltaY *= lineHeight;
deltaX *= lineHeight;
} else if ( orgEvent.deltaMode === 2 ) {
var pageHeight = $.data(this, 'mousewheel-page-height');
delta *= pageHeight;
deltaY *= pageHeight;
deltaX *= pageHeight;
}
// Store lowest absolute delta to normalize the delta values
absDelta = Math.max( Math.abs(deltaY), Math.abs(deltaX) );
if ( !lowestDelta || absDelta < lowestDelta ) {
lowestDelta = absDelta;
// Adjust older deltas if necessary
if ( shouldAdjustOldDeltas(orgEvent, absDelta) ) {
lowestDelta /= 40;
}
}
// Adjust older deltas if necessary
if ( shouldAdjustOldDeltas(orgEvent, absDelta) ) {
// Divide all the things by 40!
delta /= 40;
deltaX /= 40;
deltaY /= 40;
}
// Get a whole, normalized value for the deltas
delta = Math[ delta >= 1 ? 'floor' : 'ceil' ](delta / lowestDelta);
deltaX = Math[ deltaX >= 1 ? 'floor' : 'ceil' ](deltaX / lowestDelta);
deltaY = Math[ deltaY >= 1 ? 'floor' : 'ceil' ](deltaY / lowestDelta);
// Normalise offsetX and offsetY properties
if ( special.settings.normalizeOffset && this.getBoundingClientRect ) {
var boundingRect = this.getBoundingClientRect();
offsetX = event.clientX - boundingRect.left;
offsetY = event.clientY - boundingRect.top;
}
// Add information to the event object
event.deltaX = deltaX;
event.deltaY = deltaY;
event.deltaFactor = lowestDelta;
event.offsetX = offsetX;
event.offsetY = offsetY;
// Go ahead and set deltaMode to 0 since we converted to pixels
// Although this is a little odd since we overwrite the deltaX/Y
// properties with normalized deltas.
event.deltaMode = 0;
// Add event and delta to the front of the arguments
args.unshift(event, delta, deltaX, deltaY);
// Clearout lowestDelta after sometime to better
// handle multiple device types that give different
// a different lowestDelta
// Ex: trackpad = 3 and mouse wheel = 120
if (nullLowestDeltaTimeout) { clearTimeout(nullLowestDeltaTimeout); }
nullLowestDeltaTimeout = setTimeout(nullLowestDelta, 200);
return ($.event.dispatch || $.event.handle).apply(this, args);
}
function nullLowestDelta() {
lowestDelta = null;
}
function shouldAdjustOldDeltas(orgEvent, absDelta) {
// If this is an older event and the delta is divisable by 120,
// then we are assuming that the browser is treating this as an
// older mouse wheel event and that we should divide the deltas
// by 40 to try and get a more usable deltaFactor.
// Side note, this actually impacts the reported scroll distance
// in older browsers and can cause scrolling to be slower than native.
// Turn this off by setting $.event.special.mousewheel.settings.adjustOldDeltas to false.
return special.settings.adjustOldDeltas && orgEvent.type === 'mousewheel' && absDelta % 120 === 0;
}
}));
jquery-ui.min.js
chart.js
// 初始化右侧滚动条
// 这个方法定义在scroll.js中
resetui()
//为发送按钮绑定鼠标点击事件
$('#btnSend').on('click', function() {
var text = $('#ipt').val().trim()
if (text.length <= 0) {
return $('#ipt').val('')
} //判断用户是否输入了内容，如果没有输入内容那么按下发送按钮就自动清空里面的文字
//如果用户输入了聊天内容，就追加到页面中显示
$('#talk_list').append('<li class="right_word"><img src="img/person02.png" /> <span>' + text + '</span></li>')
//再清空内容
$('#ipt').val('')
resetui() //重置滚动条的位置
getMsg(text)
})
//获取聊天机器人发送返回的消息
function getMsg(text) {
$.ajax({
method: 'GET',
url: 'http://www.liulongbin.top:3006/api/robot',
data: {
spoken: text
},
success: function(res) {
console.log(res);
if (res.message == 'success') {
//接受聊天消息
var msg = res.data.info.text
//再把这个返回的消息渲染到页面中
$('#talk_list').append('<li class="left_word"><img src="img/person01.png" /> <span>' + msg + '</span></li>')
resetui() //重置滚动条的位置
//调用getVoice函数，把文本转换为语音
getVoice()
}
}
})
}
//把文字转换为语音进行播放
function getVoice(msg) {
$.ajax({
method: 'GET',
url: 'http://www.liulongbin.top:3006/api/synthesize',
data: {
text: msg
},
success: function(res) {
console.log(res);
if (res.status == 200) {
//播放语音
$('#voice').attr('src', res.voiceUrl)
}
}
})
}
//使用回车发送消息
$('#ipt').on('keyup', function(e) {
// console.log(e.keyCode); //得出回车键的keyCode就是13
if (e.keyCode == 13) {
// console.log('用户弹起回车键');//此时需要触发发送按钮的事件
//自动调用按钮的点击事件
$('#btnSend').click()
}
})
})
