MultiLevel.js
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/**
* founder : zzf
* Creation time : 2015/3/18
*/
define(function( require, exports, module ) {
var regions = [],sorts = [];//对象管理池
var MultiLevel = function(){
var config = {
data : {},
view : "",
parameter : {
url : "",
setUrl : "",
id : 0,
field : {
pid : "parentId",
did : "regionId",
name : "regionName"
},
param : "parentId",
setNmae : "city"
},
heads : [],
sub : 0,
constraintTier : 0,
page : 0,
isEvents : true
};
var methods = {
foundView : function(){
var view = '<div class="title"><div title=""></div>'
+'<span class="s-live"></span>'
+'<p class="region-data"></p></div>'
+'<div class="region-view">'
+'<div class="head"><ul></ul></div>'
+'<div class="cont clearfix"><ul></ul></div></div>';
config.view.html(view);
this.parseParam();
},
parseParam : function(){
if(config.view.attr("setUrl")){
config.parameter.setUrl = config.view.attr("setUrl");
methods.setValue();
return false;
}
try{
var param = config.view.attr("data");
if(!param){methods.http(); return false;}
param = param.split(",");
config.parameter.setNmae = param[0];
config.parameter.field.pid = param[1];
config.parameter.field.did = param[2];
config.parameter.field.name = param[3];
config.parameter.param = param[4];
config.constraintTier = parseInt(param[5]);
}catch (error){
methods.error("朋友参数传递错误了，请仔细检查下", error);
};
methods.http();
},
setUrl : function(){
if(config.view.attr("url")){
config.parameter.url = config.view.attr("url");
}else{
methods.error("朋友参数url没有设置，请仔细检查下");
};
config.parameter.url = config.parameter.url+'?'+config.parameter.param+'='+config.parameter.id;
},
http : function(){
if(methods.getStorage(config.parameter.id)){
methods.setView(methods.getStorage(config.parameter.id));
return true;
};
methods.setUrl();
$.ajax({
type : 'GET',
url : config.parameter.url,
dataType : 'jsonp',
success : function(data){
methods.setStorage(data);
},
error : function(error){
methods.error("请求数据异常~~~", error);
}
});
},
setStorage : function(data){
if(data && data.length > 0){
config.data[config.parameter.id] = data;
methods.setView(data);
}else{
methods.setData();
};
},
getStorage : function(id){
if(config.data[id]){
return config.data[id];
}else{
return false;
}
},
setView : function(data){
methods.setHead(data);
methods.setCont(data);
if(config.isEvents){
methods.events();
config.isEvents = false;
};
},
setHead : function(data){
config.view.find(".head ul").html('');
var view = "";
for(i in config.heads){
view += '<li class="" zindex="'+config.page+'" pid="'
+config.heads[i].id+'">'
+config.heads[i].name+'</li>';
}
view += '<li class="act" zindex="'+config.page+'" pid="">请选择</li>';
config.view.find(".head ul").html(view);
},
setCont : function(data){
config.view.find(".cont ul").html('');
var view = "";
for(i in data){
view += '<li class="" zindex="'+config.page+'" pid="'
+data[i][config.parameter.field.pid]+'" did="'
+data[i][config.parameter.field.did]+'">'
+data[i][config.parameter.field.name]+'</li>';
}
config.view.find(".cont ul").html(view);
},
setData : function(data){
var list = [];
var id = 0;
var str = "";
if(data){
list = data;
}else{
list = config.heads;
};
for(i in list){
str += " "+list[i].name;
if(parseInt(i) == (list.length - 1)){
id = list[i].id;
};
}
var isInput = config.view.prevAll(".region-hide");
if(isInput.attr("type") && isInput.attr("type") == "hidden"){
isInput.val(str+"/"+id);
}else{
var view = '<input type="hidden" class="region-hide" name="'+config.parameter.setNmae+'" value="'+(str+"/"+id)+'" />';
config.view.before($(view));
isInput.val(str+"/"+id);
}
config.view.find(".region-data").html(config.heads);
config.view.find(".title div").html(str);
config.view.find(".region-view").hide();
},
headDel : function(id){
var page = 0;
for(i in config.heads){
if(config.heads[i].id == id){
page = parseInt(i);
}
}
config.heads.splice(page, (config.heads.length - page));
methods.http();
},
headIsNmae : function(view){
var text = view.html();
var pid = view.attr("pid");
for(i in config.heads){
if(config.heads[i].id == pid){
config.heads[i] = {
id : pid,
name : text,
did : view.attr("did")
}
methods.setData();
return false;
}
}
if(text != "其他区县" && text != "其他城市"){
return true;
}
return false;
},
events : function(){
config.view.find(".head li").live("click", function(){
config.parameter.id = $(this).attr("pid");
methods.headDel(config.parameter.id);
});
config.view.find(".cont li").live("click", function(){
config.parameter.id = $(this).attr("did");
if(methods.headIsNmae($(this))){
config.heads.push({id : $(this).attr("pid"),
name : $(this).html(),
did : $(this).attr("did")
});
methods.http();
}
});
config.view.hover(function(){
$(this).find(".region-view").show();
}, function(){
$(this).find(".region-view").hide();
});
},
error : function(txt, error){
alert(txt+", 详情请查看控制台log");
if(error){console.log(error)};
},
setValue : function(){
$.ajax({
type : 'GET',
url : config.parameter.setUrl,
dataType : 'jsonp',
success : function(data){
data = data.reverse();
var list = [];
for(i in data){
list.push({
id : data[i][config.parameter.field.pid],
name : data[i][config.parameter.field.name],
did : data[i][config.parameter.field.did]
});
};
methods.setData(list);
methods.http();
},
error : function(error){
methods.error("请求数据异常~~~", error);
}
});
}
};
this.start = function(view, sub){
config.sub = sub;
config.view = $(view);
config.view.attr("sub", sub);
methods.foundView();
};
this.getData = function(){
methods.getData();
};
this.update = function(){
if(config.view.attr("setUrl")){
config.parameter.setUrl = config.view.attr("setUrl");
methods.setValue();
}
};
this.reset = function(){
config.heads = [];
config.parameter.id = 0;
methods.http();
};
return this;
};
exports.region = function(view){
var ml = new MultiLevel();
regions.push(ml);
ml.start(view, (regions.length - 1));
return ml;
};
exports.allregion = function(){
$(".m-region").each(function(){
if(!$(this).attr("sub")){
var ml = new MultiLevel();
regions.push(ml);
ml.start(this, (regions.length - 1));
};
});
};
});