USE [FabApprovalSystem]
GO
	/****** Object:  StoredProcedure [dbo].[EnableOOOStatus]    Script Date: 11/21/2024 11:29:04 AM ******/
SET
	ANSI_NULLS ON
GO
SET
	QUOTED_IDENTIFIER ON
GO
	-- =============================================
	-- Author:		<Author,,Name>
	-- Create date: <Create Date,,>
	-- Description:	<Description,,>
	-- =============================================
	CREATE PROCEDURE [dbo].[EnableOOOStatus] @OOOUserID INT,
	@DelegatedTo INT,
	@OOOStartDate DATETIME,
	@OOOExpirationDate DATETIME,
	@ReturnValue INT = 0 OUTPUT AS BEGIN -- SET NOCOUNT ON added to prevent extra result sets from
	-- interfering with SELECT statements.
SET
	NOCOUNT ON;

DECLARE @PENDING INT DECLARE @DENIED INT
SET
	@PENDING = 0
SET
	@DENIED = 2
SET
	@ReturnValue = 0 -- Success
	-- check to see if there the user already was schduled for an OOO
	IF EXISTS (
		SELECT
			*
		FROM
			OOOTemp
		WHERE
			Processed = 0
			AND OOOUserID = @OOOUserID
			AND @OOOStartDate > GETDATE()
	) BEGIN
SET
	@ReturnValue = 1 RETURN;

END IF EXISTS (
	SELECT
		*
	FROM
		Users
	WHERE
		OOO = 1
		AND UserID = @OOOUserID
) BEGIN
SET
	@ReturnValue = 2 RETURN;

END -- Check if the delegator is already a delgator for some other user
-- A user can be as assigned a Delegator to only 1 user at a time. 
IF EXISTS (
	SELECT
		*
	FROM
		Users
	WHERE
		DelegatedTo = @DelegatedTo
		AND @DelegatedTo <> 0
) BEGIN
SET
	@ReturnValue = 3 RETURN;

END -- set the ooo status for a future date  from the UI
IF @OOOStartDate > GETDATE() BEGIN
INSERT INTO
	OOOTemp (
		OOOUserID,
		DelegatedTo,
		OOOStartDate,
		OOOExpirationDate
	)
VALUES
	(
		@OOOUserID,
		@DelegatedTo,
		@OOOStartDate,
		@OOOExpirationDate
	) RETURN;

END
ELSE BEGIN TRAN -- TODO
-- What if the OOO user has DOA for some other user 
INSERT INTO
	OOODelegatedRoles (UserID, DelegatedSubRoleID, Active) (
		SELECT
			@OOOUserID,
			UserSubRoleID,
			1
		FROM
			UserSubRole
		WHERE
			UserID = @OOOUserID
	) --	UPDATE THE SubRole ID Table with Delegated User	
UPDATE
	UserSubRole
SET
	UserID = @DelegatedTo,
	Delegated = 1
WHERE
	UserID = @OOOUserID -- UPDATE THE APPROVAL Log table
UPDATE
	Approval
SET
	UserID = @DelegatedTo,
	Delegated = 1
WHERE
	UserID = @OOOUserID
	AND (
		ItemStatus = @PENDING
		OR ItemStatus = @DENIED
	) -- Pending OR DENIED
	-- Set the Flag in the users table
UPDATE
	Users
SET
	OOO = 1,
	OOOStartDate = @OOOStartDate,
	OOOExpirationDate = @OOOExpirationDate,
	DelegatedTo = @DelegatedTo
WHERE
	UserID = @OOOUserID -- TODO
	-- Trigger to update the Delegated column in the Approval table when inserting new aapproval records
	-- Create the Log of the delgate process
	COMMIT TRAN
END
GO