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mvcBlog.html
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<!DOCTYPE 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">
<title>前端MVC</title>
<style>
li {
list-style: none;
margin: 5px 0;
}
fieldset {
margin: 5px 0;
}
</style>
<script src="js/lib/zepto.js" type="text/javascript"></script>
<script src="js/lib/underscore.js" type="text/javascript"></script>
<script src='js/utils/underscore.extend.js'></script>
</head>
<body>
<div id="main">
<fieldset>
<legend>文章总数</legend>
<div class="js_num">
0
</div>
</fieldset>
<fieldset>
<legend>分类</legend>
<div class="js_type_wrapper">
</div>
</fieldset>
<fieldset>
<legend>标签</legend>
<div class="js_label_wrapper">
</div>
</fieldset>
<fieldset>
<legend>博客列表</legend>
<div class="js_blogs_wrapper">
</div>
</fieldset>
<fieldset>
<legend>新增博客</legend>
<ul>
<li>标题 </li>
<li>
<input type="text" class="js_title" />
</li>
<li>类型 </li>
<li>
<input type="text" class="js_type" />
</li>
<li>标签（逗号隔开） </li>
<li>
<input type="text" class="js_label" />
</li>
<li>
<input type="button" class="js_add" value="新增博客" />
</li>
</ul>
</fieldset>
</div>
<script type="text/template" id="js_tpl_kv">
<ul>
<%for(var k in objs){ %>
<li><%=k %>(<%=objs[k] %>)</li>
<%} %>
</ul>
</script>
<script type="text/template" id="js_tpl_blogs">
<ul>
<%for(var i = 0, len = blogs.length; i < len; i++ ){ %>
<li><%=blogs[i].title %> - <span class="js_blog_del" data-id="<%=blogs[i].id %>">删除</span></li>
<%} %>
</ul>
</script>
<!-- <script src="js/require.js" data-main="js/main"></script> -->
<script>
//基类view
var AbstractView = _.inherit({
initialize: function () {
this.propertys()
},
propertys: function () {
this.$el = $('#main')
this.events = {};
},
$: function (selector) {
return this.$el.find(selector)
},
show: function () {
this.$el.show()
this.bindEvents()
},
bindEvents: function () {
var events = this.events
if (!(events || (events = _.result(this, 'events')))) return this
this.unBindEvents()
var delegateEventSplitter = /^(\S+)\s*(.*)$/
var k, method, match, eventName, selector
for (k in events) {
method = events[k]
if (!_.isFunction(method)) method = this[events[k]]
if (!method) continue
match = k.match(delegateEventSplitter)
eventName = match[1], selector = match[2]
method = _.bind(method, this)
eventName += '.delegateUIEvents' + this.id
if (selector == '')
this.$el.on(eventName, method)
else
this.$el.on(eventName, selector, method)
}
return this
},
unBindEvents: function () {
this.$el.off('.delegateUIEvents' + this.id)
return this
}
})
//基类Model
var AbstractModel = _.inherit({
initialize: function (opts) {
this.propertys()
this.setOption(opts)
},
propertys: function () {
this.data = {}
this.controllers = {}
this.initialController = null
this.scope = null
},
setOption: function (opts) {
for (var k in opts) {
this[k] = opts[k]
}
},
addController: function (k, v) {
if (!k || !v) return
this.controllers[k] = v
},
removeController: function (k) {
if (!k) return
delete this.controllers[k]
},
initData: function (data) {
var k
if (!data) return
for (k in this.data) {
if (data[k]) this.data[k] = data[k]
}
this.handleData()
this.initialController.call(this.scope, this.get())
},
handleData: function () { },
get: function () {
if (!this.validateData()) return {}
return this.formatData(this.data)
},
validateData: function () { return true },
formatData: function (data) { return data },
update: function (k) {
var data = this.get(), i
if (!data) return
if (this.controllers[k]) {
this.do(k, data)
return
}
for (i in this.controllers)
this.do(i, data)
},
do: function (k, data) {
if (typeof this.controllers[k] === 'function')
this.controllers[k].call(this.scope, data)
else if (typeof this.controllers[k].render === 'function')
this.controllers[key].render.call(this.scope, data);
}
})
//博客的model模块
var Model = _.inherit(AbstractModel, {
propertys: function () {
this.data = {
blogs: []
}
},
add: function (title, type, label) {
if (!title || !type) return null
var blog = {}
blog.id = 'blog_' + _.uniqueId()
blog.title = title
blog.type = type
if (label) blog.label = label.split(',')
else blog.label = []
this.data.blogs.push(blog)
this.update()
return blog
},
remove: function (id) {
if (!id) return null
var i, len, data
for (i = 0, len = this.data.blogs.length; i < len; i++) {
if (this.data.blogs[i].id === id) {
data = this.data.blogs.splice(i, 1)
this.update()
return data
}
}
return null
},
getTypeInfo: function () {
var o = {}, i, len, type
for (i = 0, len = this.data.blogs.length; i < len; i++) {
type = this.data.blogs[i].type
if (!o[type]) o[type] = 1
else o[type] = o[type] + 1
}
return o
},
getLabelInfo: function () {
var o = {}, i, j, len, len1, blog, label
for (i = 0, len = this.data.blogs.length; i < len; i++) {
blog = this.data.blogs[i]
for (j = 0, len1 = blog.label.length; j < len1; j++) {
label = blog.label[j]
if (!o[label]) o[label] = 1
else o[label] = o[label] + 1
}
}
return o
},
getNum: function () {
return this.data.blogs.length
}
})
//页面主流程
var View = _.inherit(AbstractView, {
propertys: function ($super) {
$super()
this.$el = $('#main')
this.events = {
'click .js_add': 'blogAddAction',
'click .js_blog_del': 'blogDeleteAction'
}
this.model = new Model({
scope: this,
controllers: {
numController: this.numController,
typeController: this.typeController,
labelController: this.labelController,
blogsController: this.blogsController
}
})
},
numController: function () {
this.$('.js_num').html(this.model.getNum())
},
typeController: function () {
var html = ''
var tpl = document.getElementById('js_tpl_kv').innerHTML
var data = this.model.getTypeInfo()
html = _.template(tpl)({ objs: data })
this.$('.js_type_wrapper').html(html);
},
labelController: function () {
var html = ''
var tpl = document.getElementById('js_tpl_kv').innerHTML
var data = this.model.getLabelInfo()
html = _.template(tpl)({ objs: data })
this.$('.js_label_wrapper').html(html)
},
blogsController: function () {
var html = ''
var tpl = document.getElementById('js_tpl_blogs').innerHTML
var data = this.model.get()
html = _.template(tpl)(data)
this.$('.js_blogs_wrapper').html(html)
},
blogAddAction: function () {
//validate
this.model.add(
this.$('.js_title').val(),
this.$('.js_type').val(),
this.$('.js_label').val()
)
},
blogDeleteAction: function (e) {
var el = $(e.currentTarget)
this.model.remove(el.attr('data-id'))
}
})
var view = new View()
view.show()
</script>
</body>
</html>