[1.16.5] how do i now the side of the block the player has clicked on ?

good nights 
in this specific moment i need to know the exact face of the block the player is looking at when right clock on the costume block 
its for for something im doing whit a custom block right inside this specific method

	    // ########## ########## ########## ##########
    // Onright click
    @Override
       public ActionResultType use(BlockState blockstate, World warudo, BlockPos blockpos, PlayerEntity pe, Hand mano, BlockRayTraceResult blkrtraceresult) {
        System.out.println("the player has righ click the block");
        
        int level = blockstate.getValue(LEVEL);
        int deep = blockstate.getValue(DEEP);
        
        if(!warudo.isClientSide) {
	        if(pe.isDiscrete()) {
        }
        
        if(pe.isCrouching()) {            
        }
            
                level ++;
                level = ( level > 15 )? 0 : level;
	                deep --;    
                deep = ( deep < 0 )? 15 : deep;                
            
            blockstate = blockstate.setValue(LEVEL, Integer.valueOf(level));
            blockstate = blockstate.setValue(DEEP, Integer.valueOf(deep));
            
            warudo.setBlock(blockpos, blockstate, 3); //2?
            
            String mensaje = String.format( "Level = %1$s, Deep = %2$s" , level , deep );
            Vector3d target = blkrtraceresult.getLocation();
	//how do i now the side of the block the player has clinked 
	            float factor =  ( 1.0F / 3.0F );
            int hx = (int)(((target.x) %1) / factor);
            int hy = (int)(((target.y) %1) / factor);
            int hz = (int)(((target.z) %1) / factor);
            
            mensaje += " => " + hx + ",  " + hy + ",  " + hz;
            System.out.println(  mensaje );            
            showthis(mensaje, pe);            
            
        }
        
        return ActionResultType.sidedSuccess(warudo.isClientSide);
    }    
	

thank for your attention