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create functionprocedure History.fn_ScanServerProgress (@ProjectID int) 
returns @ScanServerProgress table(  WITH ENCRYPTION
as begin
ProjectID    set nocount on;
   int declare @msg nvarchar(2000) = ,ServerIDN'Procedure name : History.ScanServerProgress' + char(13)
    set int@msg += N'   ,server_name Returns scanning server overall progress. ' + nvarcharchar(25513)
    ,servable_targetsset @msg += intN'     ,complete_targets   int1) Servable Targets. '  ,complete_pct    +   numeric(6,2char(13)
    primaryset key (ProjectID, ServerID)
    )
    WITH ENCRYPTION
as begin@msg += N'        2) Served targets'    + char(13) 
    set @msg += N'        3) Completed percentage'    + char(13) + CHAR(13)
    set @msg += N'    Sample execution:'        + char(13)
    set @msg += N'        declare @proejctId int = 1'   + char(13)
    set @msg += N'        exec History.ScanServerProgress  @projectId ' + char(13) + char(13)
    set @msg += N'    NOTE : Targets which can be served by multiple servers' + char(13)
    set @msg += N'           will simply be allocated evenly across the each' + char(13)
    set @msg += N'           server to give the servable_target figure. ' + char(13)
    set @msg += N'           This may not be how they get served in practice.' + char(13)
    raiserror (@msg, 0, 1) with nowait;
    with c_serv as
        (
        select 
             srv.Hostname
            ,srv.ServerID
            ,ips.LocationID
            ,sum(ips.Target_count)        [servable_targets]
            ,[served].cnt                 [complete_targets]
        from config.fn_IpRangeSummary(@ProjectID, default)   ips         -- ProjectID :-> 1
        inner join config.t__Location_Server        ls  with ( nolock ) on ips.LocationID = ls.LocationID
        inner join config.t_Server                  srv with ( nolock ) on ls.ServerID    = srv.ServerID
        left outer join 
            (
            SELECT 
                 j.ServerID
                ,Count(j.JobID) cnt
            FROM jobs.t_job     j with(nolock)
            GROUP BY ServerID
            )
            [served]                   on ls.ServerID = [served].ServerID
        group by 
             srv.Hostname
            ,srv.ServerID
            ,ips.LocationID
            ,[served].cnt
        )

        -- Locations with multiple Servers assigned
        -- Simply divide targets by Server count.
    ,   c_mult_server_per_loc as
        (
        select 
             s.LocationID
            ,count(s.ServerID)  [servers_for_location]
        from c_serv     s
        group by s.LocationID
        having count(s.ServerID) > 1
        )

    ,   c_res as
        (
        select 
             s.Hostname
            ,s.ServerID
            ,sum(s.[servable_targets] / coalesce(sloc.servers_for_location, 1)) [servable_targets]
            ,s.[complete_targets]
        from c_serv                             s
        left outer join c_mult_server_per_loc   sloc on s.LocationID = sloc.LocationID
        group by
             s.Hostname
            ,s.ServerID
            ,s.[complete_targets]
        )

        insert into @ScanServerProgress
  

        select  
                @ProjectID                         [ProjectID]
                ,rank() over (order by r.ServerID)  [ServerID]
 
              ,r.Hostname                         [server_name]
                ,r.servable_targets

               ,r.complete_targets
                ,cast(r.complete_targets * 100.00 / r.servable_targets as numeric ( 6, 2)) [complete_pct]
 
          from c_res      r
    return
end
go