微信小程序——表单验证插件WxValidate的二次封装（终极版）

module.exports = {
  hiddenValidateError: hiddenValidateError
}
function hiddenValidateError(event, ownerInstance) {
  var index= event.target.dataset.index;
  var instance = ownerInstance.selectComponent('.validateText'+index) // 返回组件的实例
  instance.setStyle({
    "visibility": "hidden"
  }) 
}

<wxs module="wxs" src="../../utils/util.wxs"></wxs>
<block wx:for="{{arrValidate}}" wx:for-item="validateErrorText">
  <view class="validateText validateText{{validateErrorText.index}}" animation="{{vaildateErrorText_animation}}" style="visibility:{{validateErrorText.visibility}};top:{{validateErrorText.top}};left:{{validateErrorText.left}};" data-index="{{validateErrorText.index}}" bindtap="{{wxs.hiddenValidateError}}">
    {{validateErrorText.msg}}
  </view>
</block>

onReady: function () {
    //验证方法
    this.WxValidate = new WxValidate();
},
formSubmit: function (e) {
    util.loadingMsg("数据提交中，请稍后...");
    var that = this;
    console.log('form发生了submit事件，携带的数据为：', e.detail.value)
    const params = e.detail.value    
    //校验表单
    if (!this.WxValidate.checkForm(params)) {
      var arrValidate = new Array();
      let top = 0;
      for (const i in this.WxValidate.errorList){
        const error = this.WxValidate.errorList[i]
        if(i==0){          
          top = error.top;
        }       
        const validateErrorText= {id:error.param, visibility: "inherit", top: error.top + "px", left: error.left + "px", msg: error.msg }        
        arrValidate[i]=validateErrorText;
      }
      this.setData({arrValidate: arrValidate});

)
      wx.pageScrollTo({
        scrollTop: top,
        duration:500
      });
      setTimeout(function(){              
        util.fadeOut(that, "vaildateErrorText_animation", 0);
      },10000);
      wx.hideLoading();   
      return false
    } 
    wx.hideLoading();
    //向后台发送时数据 wx.request...    
    util.alert("成功提示", '提交成功 :' + e.detail.value.date);
  }