Angularjs 핸드폰 달력 의 실현 코드(플러그 인 사용 하지 않 음)

<div class="plan_content_box" data-ng-init="showTime()">
    <div class="field" style="width: 100%;">
     <span class="field_label" style="width: 100%;text-align: center;">
      <select id="time_year" ng-change="change_year(select_year)" ng-model="select_year" ng-options="x.id as x.value for x in all_year">
       <!--<option value="1900">1900</option>-->
      </select>  
      <select id="time_month" ng-change="change_month(select_month)" ng-model="select_month" ng-options="x.id as x.value for x in all_month">
 
      </select>   {{active_day}}  
     </span>
    </div>
    
    <table class="table table-bordered hover_td" style="border: none;">
     <tr id="float_td">
      <td>   </td>
      <td>   </td>
      <td>   </td>
      <td>   </td>
      <td>   </td>
      <td>   </td>
      <td>   </td>
      <td ng-repeat="day in days track by $index" ng-click="change_day(day)"
        ng-class="{true:'active',false:''}[day==active_day]" ng-model="day">{{day}}</td>
     </tr>
    </table>
   </div>

 //      
  
  $scope.all_year = [];
  
  $scope.all_month = [];
  $scope.showTime = function() {
   // select     
   for(var year = 2016; year < 2050; year++) {
    var obj_1 = {'value': year, 'id': year}
    $scope.all_year.push(obj_1);
   }
   
   // select     
   for(var month = 1; month < 13; month++) {
    var obj_2 = {'value': month, 'id': month}
    $scope.all_month.push(obj_2);
   }
   console.log($scope.all_year)
   //           
   $scope.show_now()
   
   
  }
  // select    option          
  $scope.change_year = function(data) {
   $scope.showDays(data, $scope.select_month)
  }
  $scope.change_month = function(data) {
   $scope.showDays($scope.select_year, data)
   
  }

  //             1-12
  $scope.calDays = function (year, month) {
   return new Date(year, month, 0).getDate();
  }

  $scope.days = [];
  //             
  $scope.showDays = function(year, month) {
   $scope.days = [];
   
   //          1        
   var date = new Date(year, month - 1, 1);
   
   
   //1.         li:   1     ，        li
   var dayOfWeek = date.getDay(); //  1     
   for(var i = 0; i < dayOfWeek; i++) {
    $scope.days.push("");
   }
   
   
   //         
   var daysOfMonth = $scope.calDays(year, month);
   //2.  1     li
   for(var i = 1; i <= daysOfMonth; i++) {
    $scope.days.push(i)
   }
  }
  
  $scope.active_day = ''
  $scope.select_year = ''
  $scope.select_month = ''
  //           
  $scope.show_now = function() {
   var now = new Date();
//   $("#time_year").val(now.getFullYear());
//   $("#time_month").val(now.getMonth() + 1); 
   $scope.active_day = now.getDate();
   $scope.select_year = now.getFullYear();
   $scope.select_month = now.getMonth() + 1;
   $scope.showDays($scope.select_year, $scope.select_month)
  }
  
  
  
  $scope.change_day = function(day){
   $scope.active_day = ""
   $scope.active_day = day
  }

  //