Adding Stored Procedure to DBContext

            // Stored Procedures
            builder.HasAnnotation("SqlServer:IncludeProcedures", new
            {
                UpdateUserDeletionSettings = @"
                    CREATE PROCEDURE UpdateUserDeletionSettings
                        @DeletionTimeValue INT,
                        @DeletionTimeUnit NVARCHAR(20)
                    AS
                    BEGIN
                        SET NOCOUNT ON;
                        DECLARE @DeletionThreshold DATETIME;
                        SET @DeletionThreshold = CASE
                            WHEN @DeletionTimeUnit = 'Minutes' THEN DATEADD(MINUTE, -@DeletionTimeValue, GETUTCDATE())
                            WHEN @DeletionTimeUnit = 'Hours' THEN DATEADD(HOUR, -@DeletionTimeValue, GETUTCDATE())
                            WHEN @DeletionTimeUnit = 'Days' THEN DATEADD(DAY, -@DeletionTimeValue, GETUTCDATE())
                            WHEN @DeletionTimeUnit = 'Weeks' THEN DATEADD(WEEK, -@DeletionTimeValue, GETUTCDATE())
                            WHEN @DeletionTimeUnit = 'Months' THEN DATEADD(MONTH, -@DeletionTimeValue, GETUTCDATE())
                            WHEN @DeletionTimeUnit = 'Years' THEN DATEADD(YEAR, -@DeletionTimeValue, GETUTCDATE())
                            ELSE GETUTCDATE()
                        END;

                        DELETE FROM dbo.AspNetUsers
                        WHERE User_Status_ID = 2 AND DeactivatedAt < @DeletionThreshold;
                    END",
                UpdateOrderStatuses = @"
                    CREATE PROCEDURE UpdateOrderStatuses
                        @OverdueTimeValue INT,
                        @OverdueTimeUnit NVARCHAR(20)
                    AS
                    BEGIN
                        SET NOCOUNT ON;
                        DECLARE @OverdueThreshold DATETIME;
                        SET @OverdueThreshold = CASE
                            WHEN @OverdueTimeUnit = 'Minutes' THEN DATEADD(MINUTE, -@OverdueTimeValue, GETUTCDATE())
                            WHEN @OverdueTimeUnit = 'Hours' THEN DATEADD(HOUR, -@OverdueTimeValue, GETUTCDATE())
                            WHEN @OverdueTimeUnit = 'Days' THEN DATEADD(DAY, -@OverdueTimeValue, GETUTCDATE())
                            WHEN @OverdueTimeUnit = 'Weeks' THEN DATEADD(WEEK, -@OverdueTimeValue, GETUTCDATE())
                            WHEN @OverdueTimeUnit = 'Months' THEN DATEADD(MONTH, -@OverdueTimeValue, GETUTCDATE())
                            WHEN @OverdueTimeUnit = 'Years' THEN DATEADD(YEAR, -@OverdueTimeValue, GETUTCDATE())
                            ELSE GETUTCDATE()
                        END;

                        UPDATE dbo.Orders
                        SET Order_Status_ID = CASE
                            WHEN Order_Date <= @OverdueThreshold THEN 2
                            ELSE Order_Status_ID
                        END
                        WHERE IsCollected = 0;
                    END",
                GetQualifyingMembers = @"
                    CREATE PROCEDURE GetQualifyingMembers
                        @RewardCriteria NVARCHAR(50)
                    AS
                    BEGIN
                        SET NOCOUNT ON;
                        IF @RewardCriteria = 'Placed a Booking'
                        BEGIN
                            SELECT DISTINCT m.Member_ID
                            FROM Members m
                            INNER JOIN Bookings b ON b.Member_ID = m.Member_ID;
                        END
                        ELSE IF @RewardCriteria = 'Completed 10 Bookings in a Month'
                        BEGIN
                            SELECT m.Member_ID
                            FROM Members m
                            INNER JOIN Bookings b ON b.Member_ID = m.Member_ID
                            INNER JOIN Booking_Time_Slots bts ON b.Booking_ID = bts.Booking_ID
                            INNER JOIN Time_Slots ts ON bts.Time_Slot_ID = ts.Time_Slot_ID
                            WHERE ts.Slot_Date >= DATEADD(MONTH, -1, GETDATE())
                            GROUP BY m.Member_ID
                            HAVING COUNT(DISTINCT b.Booking_ID) >= 10;
                        END
                        ELSE IF @RewardCriteria = 'Made 20 Bookings in Last 3 Months'
                        BEGIN
                            SELECT m.Member_ID
                            FROM Members m
                            INNER JOIN Bookings b ON b.Member_ID = m.Member_ID
                            INNER JOIN Booking_Time_Slots bts ON b.Booking_ID = bts.Booking_ID
                            INNER JOIN Time_Slots ts ON bts.Time_Slot_ID = ts.Time_Slot_ID
                            WHERE ts.Slot_Date >= DATEADD(MONTH, -3, GETDATE())
                            GROUP BY m.Member_ID
                            HAVING COUNT(DISTINCT b.Booking_ID) >= 20;
                        END
                        ELSE IF @RewardCriteria = 'Placed First Order'
                        BEGIN
                            SELECT m.Member_ID
                            FROM Members m
                            WHERE EXISTS (
                                SELECT 1 
                                FROM Orders o 
                                WHERE o.Member_ID = m.Member_ID
                                AND o.Order_Date = (
                                    SELECT MIN(o2.Order_Date)
                                    FROM Orders o2
                                    WHERE o2.Member_ID = m.Member_ID
                                )
                            );
                        END
                        ELSE IF @RewardCriteria = 'Made a Payment'
                        BEGIN
                            SELECT DISTINCT m.Member_ID
                            FROM Members m
                            INNER JOIN Orders o ON o.Member_ID = m.Member_ID
                            INNER JOIN Payments p ON p.Order_ID = o.Order_ID;
                        END
                        ELSE IF @RewardCriteria = 'High-Value Order'
                        BEGIN
                            SELECT DISTINCT m.Member_ID
                            FROM Members m
                            INNER JOIN Orders o ON o.Member_ID = m.Member_ID
                            WHERE o.Total_Price >= 1000;
                        END
                        ELSE IF @RewardCriteria = 'Large Quantity Order'
                        BEGIN
                            SELECT m.Member_ID
                            FROM Members m
                            WHERE (
                                SELECT SUM(ol.Quantity)
                                FROM Order_Lines ol
                                INNER JOIN Orders o ON ol.Order_ID = o.Order_ID
                                WHERE o.Member_ID = m.Member_ID
                            ) >= 10;
                        END
                        ELSE
                        BEGIN
                            SELECT * FROM Members WHERE 1 = 0;
                        END
                    END"
            });