積分獲取和消費(fèi)的存儲過程學(xué)習(xí)示例

-- ===============測試=======================================================
/*
declare @StatusCode int = 1;
exec sp_GM_JF_AddScore 'admin','AN_JF_001_001',1,5,0,'',@StatusCode output
print @StatusCode
*/
-- ===========================================================================
/*
* 判斷是否重復(fù)獲取積分(首次完善個人資料,首次修改密碼等等不能重復(fù)獲取積分)
* 判斷是根據(jù) 從GM_JF_DETAIL(詳情表)查詢周期內(nèi)的數(shù)據(jù)條數(shù)與GM_JF_ACTION_RULES(動作規(guī)則表)內(nèi)的周期重復(fù)次數(shù)對比
* 如果大于等于周期重復(fù)次數(shù),則為重復(fù)獲取積分
* 接下來
*     1.詳情表的數(shù)據(jù)入庫
*     2.判斷總積分表是否存在對應(yīng)客戶的總積分 沒有則插入一條新的,有 則讀取其數(shù)據(jù),并更新
*
*/
ALTER PROCEDURE [dbo].[sp_GM_JF_AddScore]
@ACCOUNT_ID     varchar(30),
@JF_CategoryNumber varchar(15),
@CARD_NUM     int,
@HQ_JF_AMOUNT     int,
@State     varchar(16),
@USE_DESC     varchar(400),

@StatusCode     int output     -- 狀態(tài)碼: 0:失敗 1:成功 2: 不能重復(fù)獲取
AS
BEGIN
-- SET NOCOUNT ON added to prevent extra result sets from
-- interfering with SELECT statements.
SET NOCOUNT ON;

declare
@repetitionsCycle     float=0,    --周期（天）
@repetitionsCycle_second    int=0,--周期（秒）
@repetitionsFrequency     int=0,    --一個周期內(nèi)允許最大次數(shù)
@realFrequency     int=0,     --實(shí)際周期

@USE_DATE     datetime = GETDATE();
--是否重復(fù)獲取積分
select top(1) @repetitionsCycle=RepetitionsCycle,@repetitionsFrequency=RepetitionsFrequency from GM_JF_ACTION_RULES where AN_CategoryNumber=@JF_CategoryNumber;

if(@repetitionsCycle1)
BEGIN
set @repetitionsCycle_second = (@repetitionsCycle-1)*24*60*60;
select @realFrequency=COUNT(1) from GM_JF_DETAIL where ACCOUNT_ID=@ACCOUNT_ID and JF_CategoryNumber=@JF_CategoryNumber and USE_DATE = @USE_DATE and USE_DATE >= CONVERT(varchar(19),DATEADD(SECOND,-@repetitionsCycle_second,@USE_DATE),120)
END
ELSE
BEGIN
select @realFrequency=COUNT(1) from GM_JF_DETAIL where ACCOUNT_ID=@ACCOUNT_ID and JF_CategoryNumber=@JF_CategoryNumber and USE_DATE = @USE_DATE and USE_DATE >= CONVERT(varchar(10),DATEADD(DAY,-(@repetitionsCycle-1),@USE_DATE),120)
END   

if(@realFrequency>=@repetitionsFrequency)    --實(shí)際周期大于周期次數(shù)
begin
set @StatusCode = 2;
return 2;
end

declare @count int = 0;     --數(shù)據(jù)條數(shù)
declare @temp_table table    --表變量
(
ACCOUNT_ID varchar(30),
JF_AMOUNT decimal(16,2),
TTL_JF_AMOUNT decimal(16,2),
Last_Update_Time datetime,
[Version] int
);

begin tran;
--插入詳情
insert into GM_JF_DETAIL
(ACCOUNT_ID,JF_CategoryNumber,CARD_NUM,HQ_JF_AMOUNT,[State],USE_DESC)
values
(@ACCOUNT_ID,@JF_CategoryNumber,@CARD_NUM,@HQ_JF_AMOUNT,@State,@USE_DESC)

--填充表變量
insert into @temp_table select ACCOUNT_ID,JF_AMOUNT,TTL_JF_AMOUNT,Last_Update_Time,[Version] from GM_JF where ACCOUNT_ID=@ACCOUNT_ID
select @count = count(1) from @temp_table;
--判斷并更新總積分（0:添加 其他:修改）
IF(@count=0)
begin
insert into GM_JF(ACCOUNT_ID,JF_AMOUNT,TTL_JF_AMOUNT)
values
(@ACCOUNT_ID,@HQ_JF_AMOUNT,@HQ_JF_AMOUNT)
end
else
begin
declare @JF_AMOUNT int,     --總積分
@TTL_JF_AMOUNT int,    --可用積分
@Version int;     --版本號

select @JF_AMOUNT=JF_AMOUNT,@TTL_JF_AMOUNT=TTL_JF_AMOUNT,@Version=[Version] from @temp_table where ACCOUNT_ID=@ACCOUNT_ID;

update GM_JF set JF_AMOUNT=(@JF_AMOUNT+@HQ_JF_AMOUNT),TTL_JF_AMOUNT=(@TTL_JF_AMOUNT+@HQ_JF_AMOUNT),Last_Update_Time=GETDATE(),[Version]=(@Version+1) where ACCOUNT_ID=@ACCOUNT_ID
end

Commit tran;
set @StatusCode = 1;

IF(@@ERROR>0)
BEGIN
set @StatusCode = 0;
ROLLBACK tran;
END
END