﻿

-- =============================================
-- Author:		<Author,,Name>
-- Create date: <Create Date, ,>
-- Description:	<Description, ,>
-- =============================================
CREATE FUNCTION [dbo].[ott_jcontent]
(
	@groupcode varchar(10)
	,@text varchar(4000)
)
RETURNS varchar(4000)
AS
BEGIN
	DECLARE @RET varchar(4000);
	DECLARE @textinput varchar(4000) = REPLACE(ISNULL(@text, ''), ' ', '');

	IF (@textinput = '' OR @textinput = '{}')
		BEGIN
			SET @RET = 0;
		END
	ELSE
		BEGIN
	
			DECLARE @Pattern varchar(20) = '%"' + @groupcode + '":"%';
			DECLARE @P0 int = PATINDEX(@pattern, @textinput);
			DECLARE @P1 int = @P0 + LEN(@pattern) -2;
			DECLARE @P2 int = CHARINDEX('"',@textinput,@p1);
			
			SELECT @RET = CASE WHEN @P0 = 0 THEN '' ELSE SUBSTRING(@textinput, @P1, @P2 - @P1) END;
		END

	RETURN @RET;

END