USP_REVENUE_GETSPLITS_LIST_UPDATEFROMXML

CREATE PROCEDURE [dbo].[USP_REVENUE_GETSPLITS_LIST_UPDATEFROMXML] 
(
@REVENUEID uniqueidentifier,
@XML xml,
@CHANGEAGENTID uniqueidentifier = null,
@CHANGEDATE datetime = null
)

as

set nocount on;

if @CHANGEAGENTID is null
    exec USP_CHANGEAGENT_GETORCREATECHANGEAGENT @CHANGEAGENTID output

if @CHANGEDATE is null 
    set @CHANGEDATE = getdate()

-- build a temporary table containing the values from the XML

declare @TempTbl table (
   [AMOUNT] money,
   [ID] uniqueidentifier)

insert into @TempTbl select 
    [AMOUNT],
    [ID] 
from dbo.UFN_REVENUE_GETSPLITS_LIST_FROMITEMLISTXML(@XML)

update @TempTbl set ID = newid() where (ID is null) or (ID = '00000000-0000-0000-0000-000000000000');

if @@Error <> 0
    return 1;

declare @contextCache varbinary(128);
declare @e int;

-- cache current context information 

set @contextCache = CONTEXT_INFO();

-- set CONTEXT_INFO to @CHANGEAGENTID 

if not @CHANGEAGENTID is null
    set CONTEXT_INFO @CHANGEAGENTID;

-- delete any items that no longer exist in the XML table

delete from dbo.[REVENUESPLIT] where [REVENUESPLIT].ID in 
    (select ID from dbo.UFN_REVENUE_GETSPLITS_LIST
    (
        @REVENUEID
    )
    EXCEPT select ID from @TempTbl)    

select @e=@@error;

-- reset CONTEXT_INFO to previous value 

if not @contextCache is null
    set CONTEXT_INFO @contextCache;

if @e <> 0
    return 2;

-- update the items that exist in the XML table and the db

        merge into  dbo.[REVENUESPLIT]
        using  @TempTbl as [temp] on [REVENUESPLIT].ID = [temp].ID
        when matched 
            and (
                ([REVENUESPLIT].[AMOUNT]<>temp.[AMOUNT]) or 
                ([REVENUESPLIT].[AMOUNT] is null and temp.[AMOUNT] is not null) or 
                ([REVENUESPLIT].[AMOUNT] is not null and temp.[AMOUNT] is null) or 
                ([REVENUESPLIT].[ID]<>temp.[ID]) or 
                ([REVENUESPLIT].[ID] is null and temp.[ID] is not null) or 
                ([REVENUESPLIT].[ID] is not null and temp.[ID] is null)        
                )
            then update 
                set
                    [REVENUESPLIT].[AMOUNT]=temp.[AMOUNT],
                    [REVENUESPLIT].[ID]=temp.[ID],
                    [REVENUESPLIT].CHANGEDBYID = @CHANGEAGENTID,
                    [REVENUESPLIT].DATECHANGED = @CHANGEDATE;



if @@Error <> 0
    return 3;    

-- insert new items

insert into [REVENUESPLIT] 
    ([REVENUEID], 
    [AMOUNT],
    [ID],                
    ADDEDBYID, 
    CHANGEDBYID, 
    DATEADDED, 
    DATECHANGED)
select @REVENUEID, 
    [AMOUNT],
    [ID], 
    @CHANGEAGENTID, 
    @CHANGEAGENTID, 
    @CHANGEDATE, 
    @CHANGEDATE
from @TempTbl as [temp]
where not exists (select ID from dbo.[REVENUESPLIT] as data where data.ID = [temp].ID)

if @@Error <> 0
    return 4;

return 0;