dsa2c2255888 2018-11-14 14:58
浏览 24

按多标签中的id排序任务

I need to sort my tasks by id and it is working fine when all tasks are from 1 tag but when there is more than one tag I get a result like the one under My Controller

My Controller :

$Task = Enrollee::
->with(['path.pathtags' => function ($q) use ($TagArray)
{
  $q->with(['Tasks' => function ($q) use ($TagArray)
  {
    $q->has('tasktags', '=', 2)
      ->orderBy('id', 'asc')
      ->whereDoesntHave(
        'tasktags',
        function ($query) use ($TagArray) {
          $query->whereNotIn('name', $TagArray);
        }
      )
      ->with('tasktags')->orderBy('id', 'asc');
   }]
   )->orderBy('id', 'desc');
}])

So My Output is like

Tag : Art                    
Post id : 8                     
Post Name : Post About art..               
................. 

Tag : fun           
Post id : 9                              
Post Name : Post About fun..

...................              

Tag : Food               
Post id : 11                         
Post Name : Post About food.. 

So i need to get them correctly by id

11                 
9               
8  
  • 写回答

1条回答 默认 最新

  • doudi1449 2018-11-17 17:12
    关注

    You are ordering your data multiple times. I would assume that, if you have different tags, the tasks are ordered by the tag id in ascending order at first. Afterwards it's ordered by the task ids in descending order. Try to add some more tasks which share the same tag to see what I mean.

    $Task = Enrollee
    ->with(['path.pathtags' => function ($q) use ($TagArray)
    {
      $q->with(['Tasks' => function ($q) use ($TagArray)
      {
        $q->has('tasktags', '=', 2)
          ->orderBy('id', 'asc')
          ->whereDoesntHave(
            'tasktags',
            function ($query) use ($TagArray) {
              $query->whereNotIn('name', $TagArray);
            }
          )
          ->with('tasktags')->orderBy('id', 'asc');
       }]
       )->orderBy('id', 'desc');
    }])
    
    评论

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