53 lines
1.7 KiB
MySQL
53 lines
1.7 KiB
MySQL
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CREATE PROCEDURE [dbo].[sp_LockUpdate]
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@UserId INT = NULL
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,@UserName NVARCHAR(50) = NULL
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,@ItemId INT = NULL
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,@CategoryId INT
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,@MachineName NVARCHAR(50)
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,@errorNumber INT OUTPUT
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,@errorMessage NVARCHAR(250) OUTPUT
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,@LockingUser NVARCHAR(50) OUTPUT
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,@LockingMachine NVARCHAR(50) OUTPUT
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,@LastUsedTime DATETIME OUTPUT
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,@LockCreateTime DATETIME OUTPUT
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AS
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BEGIN
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SET @errorNumber = 0
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SET @errorMessage = space(0)
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SET @LockingUser = space(0)
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SET @LockingMachine = space(0)
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SET @LastUsedTime = null
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SET @LockCreateTime = null
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IF(@UserId) IS NULL
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BEGIN
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IF NOT EXISTS( SELECT ID FROM Users WHERE UserName=@UserName)
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BEGIN
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SET @errorNumber = 2
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SET @errorMessage = 'User not found'
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return -1
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END
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END
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IF NOT EXISTS( SELECT LockId FROM LockedItems WHERE CategoryId=@CategoryId AND ItemId=@ItemId AND DataPROUserID=@UserId AND MachineName=@MachineName)
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BEGIN
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IF EXISTS( SELECT LockId FROM LockedItems WHERE CategoryId=@CategoryId AND ItemId=@ItemId)
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BEGIN
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SET @errorNumber = 4
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SET @errorMessage = 'Locked by another user'
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SELECT @LockingUser = B.UserName, @LockingMachine=A.MachineName, @LastUsedTime=A.LastTouch, @LockCreateTime=A.StartTime FROM LockedItems as A INNER JOIN Users as B on A.DataPROUserID=B.ID WHERE A.CategoryId=@CategoryId AND A.ItemId=@ItemId
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END
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ELSE
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BEGIN
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SET @errorNumber = 3
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SET @errorMessage = 'No lock to update'
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return -1
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END
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END
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ELSE
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BEGIN
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DECLARE @UpdateTime DateTime
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SET @UpdateTime = GetDate()
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UPDATE LockedItems Set LastTouch=@UpdateTime WHERE CategoryId=@CategoryId AND ItemId=@ItemId AND DataPROUserID=@UserId
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END
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END
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