USP_INVOICE_SCHEDULES_UPDATEFROMXML

CREATE PROCEDURE [dbo].[USP_INVOICE_SCHEDULES_UPDATEFROMXML] 
(
@FINANCIALTRANSACTIONID 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,
   [DUEDATE] date,
   [ID] uniqueidentifier)

insert into @TempTbl select 
    [AMOUNT],
    [DUEDATE],
    [ID] 
from dbo.UFN_INVOICE_SCHEDULES_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.[FINANCIALTRANSACTIONSCHEDULE] where [FINANCIALTRANSACTIONSCHEDULE].ID in 
    (select ID from dbo.UFN_INVOICE_SCHEDULES
    (
        @FINANCIALTRANSACTIONID
    )
    EXCEPT select ID from @TempTbl)    and DELETED = 0

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

update [FINANCIALTRANSACTIONSCHEDULE]
        set [FINANCIALTRANSACTIONSCHEDULE].[AMOUNT]=temp.[AMOUNT],
        [FINANCIALTRANSACTIONSCHEDULE].[DUEDATE]=temp.[DUEDATE],
        [FINANCIALTRANSACTIONSCHEDULE].[ID]=temp.[ID],
        [FINANCIALTRANSACTIONSCHEDULE].CHANGEDBYID = @CHANGEAGENTID,
        [FINANCIALTRANSACTIONSCHEDULE].DATECHANGED = @CHANGEDATE

    from dbo.[FINANCIALTRANSACTIONSCHEDULE] inner join @TempTbl as [temp] on [FINANCIALTRANSACTIONSCHEDULE].ID = [temp].ID
    where ([FINANCIALTRANSACTIONSCHEDULE].[AMOUNT]<>temp.[AMOUNT]) or 
        ([FINANCIALTRANSACTIONSCHEDULE].[AMOUNT] is null and temp.[AMOUNT] is not null) or 
        ([FINANCIALTRANSACTIONSCHEDULE].[AMOUNT] is not null and temp.[AMOUNT] is null) or 
        ([FINANCIALTRANSACTIONSCHEDULE].[DUEDATE]<>temp.[DUEDATE]) or 
        ([FINANCIALTRANSACTIONSCHEDULE].[DUEDATE] is null and temp.[DUEDATE] is not null) or 
        ([FINANCIALTRANSACTIONSCHEDULE].[DUEDATE] is not null and temp.[DUEDATE] is null) or 
        ([FINANCIALTRANSACTIONSCHEDULE].[ID]<>temp.[ID]) or 
        ([FINANCIALTRANSACTIONSCHEDULE].[ID] is null and temp.[ID] is not null) or 
        ([FINANCIALTRANSACTIONSCHEDULE].[ID] is not null and temp.[ID] is null)

if @@Error <> 0
    return 3;    

-- insert new items

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

if @@Error <> 0
    return 4;

return 0;