/**

 @Name：layui.form 表单组件
 @Author：贤心
 @License：MIT
    
 */

layui.define('layer', function (exports) {
  "use strict";

  var $ = layui.$
    , layer = layui.layer
    , hint = layui.hint()
    , device = layui.device()

    , MOD_NAME = 'form', ELEM = '.layui-form', THIS = 'layui-this'
    , SHOW = 'layui-show', HIDE = 'layui-hide', DISABLED = 'layui-disabled'

    , Form = function () {
      // 修改验证源码  排除为空时的验证
      this.config = {
        verify: {
          required: [
            /[\S]+/
            , '必填项不能为空！'
          ]
          , phone: function (value) {
            var tel = /^(0[0-9]{2,3}\-)?([2-9][0-9]{6,7})+(\-[0-9]{1,4})?$/;
            var fourTel = /^(([4]00\d{0,1}\-)?(\d{3,4}\-)?(\d{3,4}))?$/;
            var eightTel = /^[8]00\d{7}$/ig;
            var fourTel = /^400[0-9]{7}/;
            var eightTel = /^800[0-9]{7}/;
            var telPhone =  /^1\d{10}$/
            if(value){
                if(value.indexOf("-") != -1) {
                    var num = (value.split('-')).length-1;
                    if(!tel.test(value) && num==1){
                        return '请输入正确的固定电话！';
                    }else if(value.substring(0, 3)=='400' && !fourTel.test(value) && num==2){
                        return '请输入正确的400固话(400-6050-322或4000-809-009)！';
                    }
                }else if(value.substring(0, 3)=='800' && !eightTel.test(value)){
                    return '请输入正确的800固话(8007878789)！';
                }else if(value.length == 11 && !telPhone.test(value)) {
                    return '请输入正确的手机号！'
                }else if(value.length != 11 && !tel.test(value) && value.substring(0, 3)!='800' && value.substring(0, 3)!='400'){
                    return '请输入有效手机号或固定电话！'
                }
            }
            
          }
          // [
          //   /^1\d{10}$/
          //   , '请输入正确的手机号'
          // ]
          , email:function(value){
            if(value && !/^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/.test(value)){
              return '邮箱格式不正确！'
            }
          }
          //  [
          //   /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/
          //   , '邮箱格式不正确'
          // ]
          , hrefurl: function(value){
            if(value && !/(^#)|(^http(s*):\/\/[^\s]+\.[^\s]+)/.test(value)){
              return '链接格式不正确！'
            }
          }
          // [
          //   /(^#)|(^http(s*):\/\/[^\s]+\.[^\s]+)/
          //   , '链接格式不正确'
          // ]
          , number: function (value) {
            if (isNaN(value)) return '只能填写数字'
          }
          , numberInt: function (value) {
            if (value && !/^\d+$/.test(value)) return '只能填写正整数'
          }
          , date: function(value){
            if(value && !/^(\d{4})[-\/](\d{1}|0\d{1}|1[0-2])([-\/](\d{1}|0\d{1}|[1-2][0-9]|3[0-1]))*$/.test(value)){
              return '日期格式不正确！'
            }
          }
          // [
          //   /^(\d{4})[-\/](\d{1}|0\d{1}|1[0-2])([-\/](\d{1}|0\d{1}|[1-2][0-9]|3[0-1]))*$/
          //   , '日期格式不正确'
          // ]
          , identity: function(value){
            if(value && !/(^\d{15}$)|(^\d{17}(x|X|\d)$)/.test(value)){
              return '请输入正确的身份证号！'
            }
          }
          // [
          //   /(^\d{15}$)|(^\d{17}(x|X|\d)$)/
          //   , '请输入正确的身份证号'
          // ]
          , postalCode: function (value) {
            if(value && !/^[0-9]{6}$/.test(value)){
              return '请输入正确的邮政编码！'
            }
          }
          , url: function (value) {
            if(value && !/(^#)|(^http(s*):\/\/[^\s]+\.[^\s]+)/.test(value)){
              return '请输入正确的链接地址！'
            }
          }
          , name: function (value) {
            var reg = /^[\u4E00-\u9FA5·sA-Za-z]{2,32}$/;
            if(value && !reg.test(value)){
              return '请输入正确的中英文名字，并且字符长度大于2小于等于32个字符！'
            }
          }
          , specialCharacters: function (value) {
            var regEn = /[`~!@#$%^&*()_+<>?:"{},.\/;'[\]]/im,
            regCn = /[·！#￥（——）：；“”‘、，|《。》？、【】[\]]/im;
            if(value && (regEn.test(value) || regCn.test(value))){
              return '不能输入特殊字符！'
            }
          }
        }
      };
    };

  //添加数组IndexOf方法
    if (!Array.prototype.indexOf){
      Array.prototype.indexOf = function(elt /*, from*/){
        var len = this.length >>> 0;

        var from = Number(arguments[1]) || 0;
        from = (from < 0)
             ? Math.ceil(from)
             : Math.floor(from);
        if (from < 0)
          from += len;

        for (; from < len; from++){
          if (from in this && this[from] === elt)
            return from;
        }
        return -1;
      };
    }
    
  //全局设置
  Form.prototype.set = function (options) {
    var that = this;
    $.extend(true, that.config, options);
    return that;
  };

  //验证规则设定
  Form.prototype.verify = function (settings) {
    var that = this;
    $.extend(true, that.config.verify, settings);
    return that;
  };

  //表单事件监听
  Form.prototype.on = function (events, callback) {
    return layui.onevent.call(this, MOD_NAME, events, callback);
  };

  //初始赋值
  Form.prototype.val = function (filter, object) {
    var that = this
      , formElem = $(ELEM + '[lay-filter="' + filter + '"]');
    formElem.each(function (index, item) {
      var itemFrom = $(this);
      layui.each(object, function (key, value) {
        var itemElem = itemFrom.find('[name="' + key + '"]')
          , type;

        //如果对应的表单不存在，则不执行
        if (!itemElem[0]) return;
        type = itemElem[0].type;

        //如果为复选框
        if (type === 'checkbox') {
          itemElem[0].checked = value;
        } else if (type === 'radio') { //如果为单选框
          itemElem.each(function () {
            if (this.value === value) {
              this.checked = true
            }
          });
        } else { //其它类型的表单
          itemElem.val(value);
        }
      });
    });
    form.render(null, filter);
    //返回值
    return that.getValue(filter);
  };

  Form.prototype.getValue = function(filter, itemForm){
    itemForm = itemForm || $(ELEM + '[lay-filter="' + filter +'"]').eq(0);
        
    var nameIndex = {} //数组 name 索引
    ,field = {}
    ,fieldElem = itemForm.find('input,select,textarea') //获取所有表单域
    
    layui.each(fieldElem, function(_, item){
      item.name = (item.name || '').replace(/^\s*|\s*&/, '');
      
      if(!item.name) return;
      
      //用于支持数组 name
      if(/^.*\[\]$/.test(item.name)){
        var key = item.name.match(/^(.*)\[\]$/g)[0];
        nameIndex[key] = nameIndex[key] | 0;
        item.name = item.name.replace(/^(.*)\[\]$/, '$1['+ (nameIndex[key]++) +']');
      }
      
      // modify by gk 由于启用开关这类型的如果是关闭时候 提交from是不会出现在field里面的.改成value=1|0的 代表自定义打开|关闭的值.
      if (/^checkbox|radio$/.test(item.type)) {
        var valueformat = $(item).attr('valueformat');
        if (valueformat) {
          item.checked ? field[item.name] = valueformat.split('|')[0] : field[item.name] = valueformat.split('|')[1];
        }
        //modify by gk 
        else if (!item.checked && $(item).attr('lay-skin')) { 
        	field[item.name] = '1';
        }else if(!item.checked) {
      	  return
        } else {
          field[item.name] = item.value;
        }
      }else {
        field[item.name] = item.value;
      }
    });
    return field;
  };

  //表单控件渲染
  Form.prototype.render = function (type, filter) {
    var that = this
      , elemForm = $(ELEM + function () {
        return filter ? ('[lay-filter="' + filter + '"]') : '';
      }())
      , items = {
        //扩展的组件渲染 排在第一位
        extrCompoment: function () {
          var cmps = elemForm.find('[zlcomponent]');
          cmps.each(function (index, cmp) {
            var objName = $(this).attr('name');
            var WParam = {
              elem: cmp
              , value: undefined
            }
            var $elems = $(cmp.tagName + '[name="' + objName + '"]');
            if ($elems.length > 0) {
              $elems.each(function (index, $elem) {
                if ($elem.attributes.loaded == undefined || $elem.attributes.loaded.nodeValue!='1') {
                  layui.event('WM_USERDEF', 'WM_DRAW', WParam);
                }
              });
            }
          });
        },
        //必填项添加星号标识
        addAsterisk: function(){
        	var layVerify = elemForm.find('[lay-verify]');
            layVerify.each(function () {
            	var versArr = $(this).attr('lay-verify').split('|'),
            	parentDiv = $(this).parents(".layui-input-block"),
            	str = parentDiv.prev().text(),
            	noStr = str.indexOf("*") === -1;
            	if(noStr && (versArr.indexOf("required")>-1)){
            		parentDiv.prev().prepend('<span style="color:red">*</span>');
            	}else{
            		return
            	}
            });
        },
        //下拉选择框
        select: function () {
          var TIPS = '请选择', CLASS = 'layui-form-select', TITLE = 'layui-select-title'
            , NONE = 'layui-select-none', initValue = '', thatInput
            , selects = elemForm.find('select')

            //隐藏 select
            , hide = function (e, clear) {
              if (!$(e.target).parent().hasClass(TITLE) || clear) {
                $('.' + CLASS).removeClass(CLASS + 'ed ' + CLASS + 'up');
                thatInput && initValue && thatInput.val(initValue);
              }
              thatInput = null;
            }

            //各种事件
            , events = function (reElem, disabled, isSearch,readonly) {
              var select = $(this)
                , title = reElem.find('.' + TITLE)
                , input = title.find('input')
                , dl = reElem.find('dl')
                , dds = dl.children('dd')
                , index = this.selectedIndex //当前选中的索引
                , nearElem; //select 组件当前选中的附近元素，用于辅助快捷键功能

              if (disabled) return;
              if (readonly) return;
 
              //展开下拉
              var showDown = function () {
                var top = reElem.offset().top + reElem.outerHeight() + 5 - $win.scrollTop()
                  , dlHeight = dl.outerHeight();

                index = select[0].selectedIndex; //获取最新的 selectedIndex
                reElem.addClass(CLASS + 'ed');
                dds.removeClass(HIDE);
                nearElem = null;

                //初始选中样式
                dds.eq(index).addClass(THIS).siblings().removeClass(THIS);

                //上下定位识别
                if (top + dlHeight > $win.height() && top >= dlHeight) {
                  reElem.addClass(CLASS + 'up');
                }

                followScroll();
              }

                //隐藏下拉
                , hideDown = function (choose) {
                  reElem.removeClass(CLASS + 'ed ' + CLASS + 'up');
                  input.blur();
                  nearElem = null;

                  if (choose) return;

                  notOption(input.val(), function (none) {
                    if (none) {
                      initValue = dl.find('.' + THIS).html();
                      input && input.val(initValue);
                    }
                  });
                }

                //定位下拉滚动条
                , followScroll = function () {
                  var thisDd = dl.children('dd.' + THIS);

                  if (!thisDd[0]) return;

                  var posTop = thisDd.position().top
                    , dlHeight = dl.height()
                    , ddHeight = thisDd.height();

                  //若选中元素在滚动条不可见底部
                  if (posTop > dlHeight) {
                    dl.scrollTop(posTop + dl.scrollTop() - dlHeight + ddHeight - 5);
                  }

                  //若选择玄素在滚动条不可见顶部
                  if (posTop < 0) {
                    dl.scrollTop(posTop + dl.scrollTop() - 5);
                  }
                };

              //点击标题区域
              title.on('click', function (e) {
                reElem.hasClass(CLASS + 'ed') ? (
                  hideDown()
                ) : (
                    hide(e, true),
                    showDown()
                  );
                dl.find('.' + NONE).remove();
              });

              //点击箭头获取焦点
              title.find('.layui-edge').on('click', function () {
                input.focus();
              });

              //select 中 input 键盘事件
              input.on('keyup', function (e) { //键盘松开
                var keyCode = e.keyCode;

                //Tab键展开
                if (keyCode === 9) {
                  showDown();
                }
              }).on('keydown', function (e) { //键盘按下
                var keyCode = e.keyCode;

                //Tab键隐藏
                if (keyCode === 9) {
                  hideDown();
                }

                //标注 dd 的选中状态
                var setThisDd = function (prevNext, thisElem1) {
                  var nearDd, cacheNearElem
                  e.preventDefault();

                  //得到当前队列元素  
                  var thisElem = function () {
                    var thisDd = dl.children('dd.' + THIS);

                    //如果是搜索状态，且按 Down 键，且当前可视 dd 元素在选中元素之前，
                    //则将当前可视 dd 元素的上一个元素作为虚拟的当前选中元素，以保证递归不中断
                    if (dl.children('dd.' + HIDE)[0] && prevNext === 'next') {
                      var showDd = dl.children('dd:not(.' + HIDE + ',.' + DISABLED + ')')
                        , firstIndex = showDd.eq(0).index();
                      if (firstIndex >= 0 && firstIndex < thisDd.index() && !showDd.hasClass(THIS)) {
                        return showDd.eq(0).prev()[0] ? showDd.eq(0).prev() : dl.children(':last');
                      }
                    }

                    if (thisElem1 && thisElem1[0]) {
                      return thisElem1;
                    }
                    if (nearElem && nearElem[0]) {
                      return nearElem;
                    }

                    return thisDd;
                    //return dds.eq(index);
                  }();

                  cacheNearElem = thisElem[prevNext](); //当前元素的附近元素
                  nearDd = thisElem[prevNext]('dd:not(.' + HIDE + ')'); //当前可视元素的 dd 元素

                  //如果附近的元素不存在，则停止执行，并清空 nearElem
                  if (!cacheNearElem[0]) return nearElem = null;

                  //记录附近的元素，让其成为下一个当前元素
                  nearElem = thisElem[prevNext]();

                  //如果附近不是 dd ，或者附近的 dd 元素是禁用状态，则进入递归查找
                  if ((!nearDd[0] || nearDd.hasClass(DISABLED)) && nearElem[0]) {
                    return setThisDd(prevNext, nearElem);
                  }

                  nearDd.addClass(THIS).siblings().removeClass(THIS); //标注样式
                  followScroll(); //定位滚动条
                };

                if (keyCode === 38) setThisDd('prev'); //Up 键
                if (keyCode === 40) setThisDd('next'); //Down 键

                //Enter 键
                if (keyCode === 13) {
                  e.preventDefault();
                  dl.children('dd.' + THIS).trigger('click');
                }
              });

              //检测值是否不属于 select 项
              var notOption = function (value, callback, origin) {
                var num = 0;
                layui.each(dds, function () {
                  var othis = $(this)
                    , text = othis.text()
                    , not = text.indexOf(value) === -1;
                  if (value === '' || (origin === 'blur') ? value !== text : not) num++;
                  origin === 'keyup' && othis[not ? 'addClass' : 'removeClass'](HIDE);
                });
                var none = num === dds.length;
                return callback(none), none;
              };

              //搜索匹配
              var search = function (e) {
                var value = this.value, keyCode = e.keyCode;

                if (keyCode === 9 || keyCode === 13
                  || keyCode === 37 || keyCode === 38
                  || keyCode === 39 || keyCode === 40
                ) {
                  return false;
                }

                notOption(value, function (none) {
                  if (none) {
                    dl.find('.' + NONE)[0] || dl.append('<p class="' + NONE + '">无匹配项</p>');
                  } else {
                    dl.find('.' + NONE).remove();
                  }
                }, 'keyup');

                if (value === '') {
                  dl.find('.' + NONE).remove();
                }

                followScroll(); //定位滚动条
              };

              if (isSearch) {
                input.on('keyup', search).on('blur', function (e) {
                  var selectedIndex = select[0].selectedIndex;
                  thatInput = input; //当前的 select 中的 input 元素
                  initValue = $(select[0].options[selectedIndex]).html(); //重新获得初始选中值
                  setTimeout(function () {
                    notOption(input.val(), function (none) {
                      initValue || input.val(''); //none && !initValue
                    }, 'blur');
                  }, 200);
                });
              }

              //选择
              dds.on('click', function () {
                var othis = $(this), value = othis.attr('lay-value');
                var filter = select.attr('lay-filter'); //获取过滤器

                if (othis.hasClass(DISABLED)) return false;

                if (othis.hasClass('layui-select-tips')) {
                  input.val('');
                } else {
                  input.val(othis.text());
                  othis.addClass(THIS);
                }

                othis.siblings().removeClass(THIS);
                select.val(value).removeClass('layui-form-danger')
                layui.event.call(this, MOD_NAME, 'select(' + filter + ')', {
                  elem: select[0]
                  , value: value
                  , othis: reElem
                });

                hideDown(true);
                return false;
              });

              reElem.find('dl>dt').on('click', function (e) {
                return false;
              });

              $(document).off('click', hide).on('click', hide); //点击其它元素关闭 select
            }

          selects.each(function (index, select) {
            var othis = $(this)
              , hasRender = othis.next('.' + CLASS)
              , disabled = this.disabled
              , readonly = othis.attr("readonly")
              , value = select.value
              // , selected = $(select.options[select.selectedIndex]) //获取当前选中项
              , selected = $(select.options[select.selectedIndex == -1 ? 0 : select.selectedIndex])
              , optionsFirst = select.options[0];
              
            if (typeof othis.attr('lay-ignore') === 'string') return othis.show();

            var isSearch = typeof othis.attr('lay-search') === 'string'
              , placeholder = optionsFirst ? (
                optionsFirst.value ? TIPS : (optionsFirst.innerHTML || TIPS)
              ) : TIPS;

            //替代元素
            var reElem = $(['<div class="' + (isSearch ? '' : 'layui-unselect ') + CLASS
              , (disabled ? ' layui-select-disabled' : '') + '">'
              , '<div class="' + TITLE + '">'
              , ('<input type="text" placeholder="' + placeholder + '" '
                + ('value="' + (value ? selected.html() : '') + '"') //默认值
                + (isSearch ? '' : ' readonly') //是否开启搜索
                + ' class="layui-input'
                + (isSearch ? '' : ' layui-unselect')
                + (disabled ? (' ' + DISABLED) : '') + '">') //禁用状态
              , '<i class="layui-edge"></i></div>'
              , '<dl class="layui-anim layui-anim-upbit' + (othis.find('optgroup')[0] ? ' layui-select-group' : '') + '">'
              , function (options) {
                var arr = [];
                layui.each(options, function (index, item) {
                  if (index === 0 && !item.value) {
                    arr.push('<dd lay-value="" class="layui-select-tips">' + (item.innerHTML || TIPS) + '</dd>');
                  } else if (item.tagName.toLowerCase() === 'optgroup') {
                    arr.push('<dt>' + item.label + '</dt>');
                  } else {
                    arr.push('<dd lay-value="' + item.value + '" class="' + (value === item.value ? THIS : '') + (item.disabled ? (' ' + DISABLED) : '') + '">' + item.innerHTML + '</dd>');
                  }
                });
                arr.length === 0 && arr.push('<dd lay-value="" class="' + DISABLED + '">没有选项</dd>');
                return arr.join('');
              }(othis.find('*')) + '</dl>'
              , '</div>'].join(''));

            hasRender[0] && hasRender.remove(); //如果已经渲染，则Rerender
            othis.after(reElem);
            events.call(this, reElem, disabled, isSearch, readonly);
          });
        }
        //复选框/开关
        , checkbox: function () {
          var CLASS = {
            checkbox: ['layui-form-checkbox', 'layui-form-checked', 'checkbox']
            , _switch: ['layui-form-switch', 'layui-form-onswitch', 'switch']
          }
            , checks = elemForm.find('input[type=checkbox]')

            , events = function (reElem, RE_CLASS) {
              var check = $(this);

              //勾选
              reElem.on('click', function () {
                var filter = check.attr('lay-filter') //获取过滤器
                  , text = (check.attr('lay-text') || '').split('|');

                if (check[0].disabled) return;
                if ($(check[0]).attr('readonly') == 'readonly') return;

                check[0].checked ? (
                  check[0].checked = false
                  , reElem.removeClass(RE_CLASS[1]).find('em').text(text[1])
                ) : (
                    check[0].checked = true
                    , reElem.addClass(RE_CLASS[1]).find('em').text(text[0])
                  );

                layui.event.call(check[0], MOD_NAME, RE_CLASS[2] + '(' + filter + ')', {
                  elem: check[0]
                  , value: check[0].value
                  , othis: reElem
                });
              });
            }

          checks.each(function (index, check) {
            var othis = $(this), skin = othis.attr('lay-skin')
              , text = (othis.attr('lay-text') || '').split('|'), disabled = this.disabled;
            if (skin === 'switch') skin = '_' + skin;
            var RE_CLASS = CLASS[skin] || CLASS.checkbox;

            if (typeof othis.attr('lay-ignore') === 'string') return othis.show();

            //替代元素
            var hasRender = othis.next('.' + RE_CLASS[0])
              , reElem = $(['<div class="layui-unselect ' + RE_CLASS[0]
                , (check.checked ? (' ' + RE_CLASS[1]) : '') //选中状态
                , (disabled ? ' layui-checkbox-disbaled ' + DISABLED : '') //禁用状态
                , '"'
                , (skin ? ' lay-skin="' + skin + '"' : '') //风格
                , '>'
                , function () { //不同风格的内容
                  var title = check.title.replace(/\s/g, '')
                    , type = {
                      //复选框
                      checkbox: [
                        (title ? ('<span>' + check.title + '</span>') : '')
                        , '<i class="layui-icon layui-icon-ok"></i>'
                      ].join('')

                      //开关
                      , _switch: '<em>' + ((check.checked ? text[0] : text[1]) || '') + '</em><i></i>'
                    };
                  return type[skin] || type['checkbox'];
                }()
                , '</div>'].join(''));

            hasRender[0] && hasRender.remove(); //如果已经渲染，则Rerender
            othis.after(reElem);
            events.call(this, reElem, RE_CLASS);
          });
        }
        //单选框
        , radio: function () {
          var CLASS = 'layui-form-radio', ICON = ['&#xe643;', '&#xe63f;']
            , radios = elemForm.find('input[type=radio]')

            , events = function (reElem) {
              var radio = $(this), ANIM = 'layui-anim-scaleSpring';

              reElem.on('click', function () {
                var name = radio[0].name, forms = radio.parents(ELEM);
                var filter = radio.attr('lay-filter'); //获取过滤器
                var sameRadio = forms.find('input[name=' + name.replace(/(\.|#|\[|\])/g, '\\$1') + ']'); //找到相同name的兄弟

                if (radio[0].disabled) return;
                if ($(radio[0]).attr('readonly') == 'readonly') return;

                layui.each(sameRadio, function () {
                  var next = $(this).next('.' + CLASS);
                  this.checked = false;
                  next.removeClass(CLASS + 'ed');
                  next.find('.layui-icon').removeClass(ANIM).html(ICON[1]);
                });

                radio[0].checked = true;
                reElem.addClass(CLASS + 'ed');
                reElem.find('.layui-icon').addClass(ANIM).html(ICON[0]);

                layui.event.call(radio[0], MOD_NAME, 'radio(' + filter + ')', {
                  elem: radio[0]
                  , value: radio[0].value
                  , othis: reElem
                });
              });
            };

          radios.each(function (index, radio) {
            var othis = $(this), hasRender = othis.next('.' + CLASS), disabled = this.disabled;

            if (typeof othis.attr('lay-ignore') === 'string') return othis.show();
            hasRender[0] && hasRender.remove(); //如果已经渲染，则Rerender

            //替代元素
            var reElem = $(['<div class="layui-unselect ' + CLASS
              , (radio.checked ? (' ' + CLASS + 'ed') : '') //选中状态
              , (disabled ? ' layui-radio-disbaled ' + DISABLED : '') + '">' //禁用状态
              , '<i class="layui-anim layui-icon">' + ICON[radio.checked ? 0 : 1] + '</i>'
              , '<div>' + function () {
                var title = radio.title || '';
                if (typeof othis.next().attr('lay-radio') === 'string') {
                  title = othis.next().html();
                  othis.next().remove();
                }
                return title
              }() + '</div>'
              , '</div>'].join(''));

            othis.after(reElem);
            events.call(this, reElem);
          });
        }
      };
    type ? (
      items[type] ? items[type]() : hint.error('不支持的' + type + '表单渲染')
    ) : layui.each(items, function (index, item) {
      item();
    });
    return that;
  };

  //表单提交校验
  var submit = function () {
    var button = $(this), verify = form.config.verify, stop = null
      , DANGER = 'layui-form-danger', field = {}, elem = button.parents(ELEM)

      , verifyElem = elem.find('*[lay-verify]') //获取需要校验的元素
      , formElem = button.parents('form')[0] //获取当前所在的form元素，如果存在的话
      , fieldElem = elem.find('input,select,textarea') //获取所有表单域
      , filter = button.attr('lay-filter'); //获取过滤器


    //开始校验
    layui.each(verifyElem, function (_, item) {
      var othis = $(this)
        , vers = othis.attr('lay-verify').split('|')
        , value
        , verType = othis.attr('lay-verType');//提示方式
    	
		if(typeof($(this).attr("zlcomponent"))=="undefined" || $(this)[0].tagName=='SELECT'){
			value = othis.val();
		}else{
			value = othis.find("input").val();
		}
      othis.removeClass(DANGER);
      //非空的情况才去校验 允许为空 modify by gk 
      //if (!$.inArray("require", vers) && value == "") { }

      layui.each(vers, function (_, thisVer) {
        var isTrue //是否命中校验
          , errorText = '' //错误提示文本
          , isFn = typeof verify[thisVer] === 'function';

        //匹配验证规则
        if (verify[thisVer]) {
          var isTrue = isFn ? errorText = verify[thisVer](value, item) : !verify[thisVer][0].test(value);
          errorText = errorText || verify[thisVer][1];

          //如果是必填项或者非空命中校验，则阻止提交，弹出提示
          // if ((isTrue && thisVer === 'required') || (isTrue && value)) {
          if (isTrue) {
          //提示层风格
            if (verType === 'tips') {
              layer.tips(errorText, function () {
                if (typeof othis.attr('lay-ignore') !== 'string') {
                  if (item.tagName.toLowerCase() === 'select' || /^checkbox|radio$/.test(item.type)) {
                    return othis.next();
                  }
                }
                return othis;
              }(), { tips: 1 });
            } else if (verType === 'alert') {
              layer.alert(errorText, { title: '提示', shadeClose: true });
            } else {
              layer.msg(errorText, { icon: 5, shift: 6 });
            }
            if (!device.android && !device.ios) item.focus(); //非移动设备自动定位焦点
            othis.addClass(DANGER);
            return stop = true;
          }
        }
      });
      if (stop) return stop;
    });

    if (stop) return false;

    var nameIndex = {}; //数组 name 索引
    layui.each(fieldElem, function (_, item) {
      item.name = (item.name || '').replace(/^\s*|\s*&/, '');

      if (!item.name) return;

      //用于支持数组 name
      if (/^.*\[\]$/.test(item.name)) {
        var key = item.name.match(/^(.*)\[\]$/g)[0];
        nameIndex[key] = nameIndex[key] | 0;
        item.name = item.name.replace(/^(.*)\[\]$/, '$1[' + (nameIndex[key]++) + ']');
      }
      // modify by gk 由于启用开关这类型的如果是关闭时候 提交from是不会出现在field里面的.改成value=1|0的 代表自定义打开|关闭的值.
      if (/^checkbox|radio$/.test(item.type)) {
        var valueformat = $(item).attr('valueformat');
        if (valueformat) {
          item.checked ? field[item.name] = valueformat.split('|')[0] : field[item.name] = valueformat.split('|')[1];
        }
        //modify by gk 
        else if (!item.checked && $(item).attr('lay-skin')) { 
        	field[item.name] = '1';
        }else if(!item.checked) {
      	  return
        } else {
          field[item.name] = item.value;
        }
      }else {
        field[item.name] = item.value;
      }
    });

    //获取字段
    return layui.event.call(this, MOD_NAME, 'submit(' + filter + ')', {
      elem: this
      , form: formElem
      , field: field
    });
  };

  //自动完成渲染
  var form = new Form()
    , $dom = $(document), $win = $(window);

  form.render();

  //表单reset重置渲染
  $dom.on('reset', ELEM, function () {
    var filter = $(this).attr('lay-filter');
    setTimeout(function () {
      form.render(null, filter);
    }, 50);
  });

  //表单提交事件
  $dom.on('submit', ELEM, submit)
    .on('click', '*[lay-submit]', submit);

  exports(MOD_NAME, form);
});