(function(win, $, Ibos) {
 'use strict';
 // if Ibos.data is not exists
 // throw the error
 try {
 if (Ibos.data.user && Ibos.data.department && Ibos.data.role && Ibos.data.position && Ibos.data.positioncategory) {
 var allData = $.extend({}, Ibos.data);
 // release memory
 delete Ibos.data.user;
 delete Ibos.data.department;
 delete Ibos.data.role;
 delete Ibos.data.position;
 delete Ibos.data.positioncategory;
 }

 // eg: Ibos.data.User = { 'u_1': { id: 'u_1', name: 'admin' } }
 var getRelatedUids, dataFetch, getType, makeName, getValues, getKeys, getText, _filter;

 getRelatedUids = function(type, id, callback) {
 var url, param = {};
 switch (type) {
 case 'department':
 url = 'main/api/orgRelatedDept';
 param.deptids = id;
 break;
 case 'role':
 url = 'main/api/orgRelatedRole';
 param.roleids = id;
 break;
 case 'position':
 url = 'main/api/orgRelatedPosition';
 param.positionids = id;
 break;
 default:
 break;
 }

 $.ajax({
 url: Ibos.app.url(url),
 type: 'POST',
 data: param,
 dataType: 'json',
 async: false,
 success: callback
 });
 };

 dataFetch = function(ids) {
 var i = 0,
 len = ids.length,
 type, _id,
 ret = {};

 while (i < len) {
 _id = ids[i++];
 type = getType(_id);
 !(type in ret) && (ret[type] = []);
 ret[type].push(_id);
 }

 return ret;
 };

 getType = function(id) {
 var _first = id && id.charAt(0),
 type;

 switch (_first) {
 case 'u':
 type = 'user';
 break;
 case 'c':
 case 'd':
 type = 'department';
 break;
 case 'r':
 type = 'role';
 break;
 case 'p':
 case 'f':
 type = 'position';
 break;
 default:
 break;
 }

 return type || 'user';
 };

 makeName = function(type, id) {
 return "Ibos.related." + type + '.' + id;
 };

 getValues = function(type, ids) {
 var ret = {},
 key;

 if (ids) {
 if (!$.isArray(ids)) {
 ids = [ids];
 }
 var i = 0,
 id,
 len = ids.length;

 while (i < len) {
 id = ids[i++];
 ret[id] = $.extend({}, allData[type][id]);
 }
 } else {
 ret = $.extend(true, {}, allData[type]);
 }

 return ret;
 };

 getKeys = function(obj) {
 if (Object.keys) {
 return Object.keys(obj);
 }

 var key, ret = [];
 for (key in obj) {
 obj.hasOwnProperty(key) && ret.push(key);
 }
 return ret;
 };

 getText = function(id) {
 if (!id) {
 return false;
 }
 var type = getType(id);

 return (allData[type][id] && allData[type][id]['text']) || '';
 };

 _filter = function(datas, matcher, limit) {
 if (!matcher || !$.isFunction(matcher)) {
 return datas;
 }

 var i, key, data, item, counter = 0,
 ret = {};

 for (key in datas) {
 data = datas[key];
 ret[key] = {};
 for (i in data) {
 item = data[i];
 matcher.call(datas, item) && (ret[key][i] = item) && (counter += 1);

 if (limit && limit < counter + 1) {
 return ret;
 }
 }
 }

 return ret;
 };

 Ibos.data = {
 filter: _filter,

 get: function() {
 var arg = arguments,
 len = arg.length,
 matcher, key, i,
 ret = {};

 if (!arg.length || arg[0] == null) {
 return allData;
 }
 if ($.isFunction(arg[len - 1])) {
 matcher = Array.prototype.pop.call(arg);
 len--;
 }

 if (!len && matcher) {
 return _filter(allData, matcher);
 } else {
 for (i = 0; i < len; i++) {
 key = arg[i];
 if (key in allData) {
 ret[key] = $.extend(true, {}, allData[key]);
 }
 }
 return _filter(ret, matcher);
 }
 },

 // getItem(/* ids */)
 getItem: function( /*id1, id2...*/ ) {
 var ret = {},
 arg = Array.prototype.slice.call(arguments, 0),
 data, key;

 if (arg.length === 0) {
 return {
 user: {}
 };
 }
 data = dataFetch(arg);
 for (key in data) {
 ret[key] = getValues(key, data[key]);
 }

 return ret;
 },

 getUser: function(id) {
 if (!id) {
 return false;
 }
 var type = getType(id),
 user = getValues('user', id);

 return user[id];
 },

 getUserInfo: function(ids, callback) {
 var data, deptInfo, posInfo,
 url = Ibos.app.url('main/api/orguser');

 $.post(url, {
 uids: ids
 }, function(res) {
 if (res.isSuccess) {
 data = res.data;
 callback && callback.call(null, data);
 return true;
 } else {
 Ui && Ui.tip('无法获取成员信息', 'warning');
 return false;
 }
 }, 'json');
 },

 // 同步加载关联数据
 // 尽量只请求一个id
 // 在sessionStorage上缓存,以避免重复请求减小服务器压力
 getRelated: function(id /*ids*/ ) {
 if (!id || typeof id !== 'string') {
 return false;
 }

 // for contact
 var idsArray = id.split(','),
 type, nameSpace, data, key, ret = {};
 if (idsArray.length > 1) {
 type = getType(id);
 getRelatedUids(type, id, function(res) {
 if (res.isSuccess) {
 data = res.data;
 for (key in data) {
 type = getType(key);
 nameSpace = makeName(type, key);
 win.sessionStorage.setItem(nameSpace, JSON.stringify(data[key]));
 }
 } else {
 throw new Error("(Ibos.related." + e + "): 无法获取关联数据");
 }
 });

 return true;
 }

 // for userSelect
 type = getType(id);
 nameSpace = makeName(type, id);

 if (win.sessionStorage) {
 data = JSON.parse(win.sessionStorage.getItem(nameSpace));
 }

 if (data) {
 ret['user'] = getValues('user', data);
 } else {
 getRelatedUids(type, id, function(res) {
 if (res.isSuccess) {
 data = res.data[id];
 ret['user'] = getValues('user', data);
 try {
 // 防止数据量过大超出浏览器配额
 win.sessionStorage.setItem(nameSpace, JSON.stringify(data));
 } catch (e) {}
 } else {
 throw new Error("(Ibos.related." + e + "): 无法获取关联数据");
 }
 });
 }

 return ret;
 },

 converToArray: function(obj) {
 var ret = [],
 key, i, data, item;

 for (key in obj) {
 data = obj[key];
 for (i in data) {
 item = data[i];
 item && ret.push(item);
 }
 }

 return ret;
 },

 getType: getType,

 getText: getText,

 includes: function(ids) {
 if (!$.isArray(ids)) {
 return console.error("param must be an Array");
 }
 return this.getItem.apply(this, ids);
 },

 clear: function() {
 win.sessionStorage.clear();
 }
 };
 } catch (error) {
 var allData = {};
 $.error("(Ibos.data): 数据解析错误");
 }
})(window, jQuery, Ibos);