alter function dbo.fGetMianginMozoon(@kal_Id int) returns decimal(19,4) as    
begin    
-- bargeh  
 declare @sumMabalegh decimal(19,4),@sumTedad decimal(19,4)    
 select    
  @sumMabalegh = sum(isnull(d.mablagh,0)*isnull(d.tedad,0)*isnull(d.meghdar1,1)*isnull(d.meghdar2,1)),  
  @sumTedad = sum(isnull(d.tedad,0)*isnull(d.meghdar1,1)*isnull(d.meghdar2,1))   
 from bargeh b join bargehDetail d on d.Bar_ID =b.ID    
 where    
  d.Dom_ID_Noe = 666 and    
  d.Kal_ID = @kal_Id and    
  b.Dom_ID_noe in(31,29,791,1162) and  -- خرید - برگشت از فروش - اضافات انبارگرداني - خرید کالای امانی - 
  b.Dom_ID_vaziat<>101--deleted    
   
--mojoodiAvalDoreh    
 set @sumMabalegh=isnull(@sumMabalegh,0)+    
  isnull((  
   select    
    sum(isnull(k.gheymatAvalDoreh,0)*isnull(k.mojoodiAvalDoreh,0))    
   from kalaDarAnbar k    
   where    
    k.Kal_ID = @kal_Id    
 ),0)    
 set @sumTedad=isnull(@sumTedad,0)+    
  isnull((select    
   sum(isnull(k.mojoodiAvalDoreh,0))    
  from kalaDarAnbar k    
  where    
   k.Kal_ID=@kal_Id    
 ),0)    
      
return case when @sumTedad=0 then 0 else @sumMabalegh/@sumTedad end    
end