/* Processed by ecpg (15.18 (Debian 15.18-0+deb12u1)) */
/* These include files are added by the preprocessor */
#include <ecpglib.h>
#include <ecpgerrno.h>
#include <sqlca.h>
/* End of automatic include section */

#line 1 "app/online/ac_ol_0030.pgc"
/* @tier easy @module ac @transform acquire-online */
/*
 * ac_ol_0030.pgc - 매입 온라인 서비스 (AC_OL_0030)  [tier=easy]
 *
 * 매입 중복해제: 동일 가맹점/카드번호/금액/영업일 조합으로 중복 접수된
 * ac_ledger 건 중 최초 건(최소 key)만 유효로 남기고 나머지는 중복
 * 무효(status='U') 처리한다.
 */
#include <stdio.h>
#include <string.h>

#include "txcore.h"
#include "txcore_dbio.h"
#include "acq_util.h"
#include "ac_core.h"


#line 1 "/usr/include/postgresql/sqlca.h"
#ifndef POSTGRES_SQLCA_H
#define POSTGRES_SQLCA_H

#ifndef PGDLLIMPORT
#if  defined(WIN32) || defined(__CYGWIN__)
#define PGDLLIMPORT __declspec (dllimport)
#else
#define PGDLLIMPORT
#endif							/* __CYGWIN__ */
#endif							/* PGDLLIMPORT */

#define SQLERRMC_LEN	150

#ifdef __cplusplus
extern "C"
{
#endif

struct sqlca_t
{
	char		sqlcaid[8];
	long		sqlabc;
	long		sqlcode;
	struct
	{
		int			sqlerrml;
		char		sqlerrmc[SQLERRMC_LEN];
	}			sqlerrm;
	char		sqlerrp[8];
	long		sqlerrd[6];
	/* Element 0: empty						*/
	/* 1: OID of processed tuple if applicable			*/
	/* 2: number of rows processed				*/
	/* after an INSERT, UPDATE or				*/
	/* DELETE statement					*/
	/* 3: empty						*/
	/* 4: empty						*/
	/* 5: empty						*/
	char		sqlwarn[8];
	/* Element 0: set to 'W' if at least one other is 'W'	*/
	/* 1: if 'W' at least one character string		*/
	/* value was truncated when it was			*/
	/* stored into a host variable.             */

	/*
	 * 2: if 'W' a (hopefully) non-fatal notice occurred
	 */	/* 3: empty */
	/* 4: empty						*/
	/* 5: empty						*/
	/* 6: empty						*/
	/* 7: empty						*/

	char		sqlstate[5];
};

struct sqlca_t *ECPGget_sqlca(void);

#ifndef POSTGRES_ECPG_INTERNAL
#define sqlca (*ECPGget_sqlca())
#endif

#ifdef __cplusplus
}
#endif

#endif

#line 17 "app/online/ac_ol_0030.pgc"


TX_SERVICE(AC_OL_0030, ctx)
{
    /* ---- ECPG 호스트 변수 선언부 ---- */
    /* exec sql begin declare section */
     
     
     
     
     
     
    
#line 23 "app/online/ac_ol_0030.pgc"
 char h_merch_id [ 16 ] ;
 
#line 24 "app/online/ac_ol_0030.pgc"
 char h_card_no [ 20 ] ;
 
#line 25 "app/online/ac_ol_0030.pgc"
 long h_amount ;
 
#line 26 "app/online/ac_ol_0030.pgc"
 char h_biz_date [ 9 ] ;
 
#line 27 "app/online/ac_ol_0030.pgc"
 char h_status_fail [ 2 ] ;
 
#line 28 "app/online/ac_ol_0030.pgc"
 long h_dupcnt ;
/* exec sql end declare section */
#line 29 "app/online/ac_ol_0030.pgc"


    char merch[16], cardno[20], bizdate[9];
    long amount = 0;
    long voided = 0;

    tx_log(TX_LOG_INFO, "[AC_OL_0030] 매입 중복해제 서비스 진입");

    /* ---- 1. 입력 검증 ---- */
    if (tx_buf_get(ctx->in, "MERCHID", merch, sizeof(merch)) != TX_OK ||
        tx_buf_get(ctx->in, "CARDNO", cardno, sizeof(cardno)) != TX_OK ||
        tx_buf_get(ctx->in, "BIZDATE", bizdate, sizeof(bizdate)) != TX_OK) {
        tx_log(TX_LOG_ERROR, "[AC_OL_0030] 필수 필드 누락");
        tx_buf_reset(ctx->out);
        tx_buf_sets(ctx->out, "RESPCODE", RESP_INVALID);
        tx_return(ctx, TX_EINVAL, ctx->out);
        return;
    }
    tx_buf_getlong(ctx->in, "AMOUNT", &amount);

    if (!amount_is_valid(amount) || !date_is_valid(bizdate)) {
        tx_log(TX_LOG_WARN, "[AC_OL_0030] 입력 검증 실패 amount=%ld date=%s",
               amount, bizdate);
        tx_buf_reset(ctx->out);
        tx_buf_sets(ctx->out, "RESPCODE", RESP_INVALID);
        tx_return(ctx, TX_EINVAL, ctx->out);
        return;
    }

    memset(h_merch_id, 0, sizeof(h_merch_id));
    strncpy(h_merch_id, merch, sizeof(h_merch_id) - 1);
    memset(h_card_no, 0, sizeof(h_card_no));
    strncpy(h_card_no, cardno, sizeof(h_card_no) - 1);
    memset(h_biz_date, 0, sizeof(h_biz_date));
    strncpy(h_biz_date, bizdate, sizeof(h_biz_date) - 1);
    h_amount = amount;
    strncpy(h_status_fail, AC_ST_FAIL, sizeof(h_status_fail) - 1);
    h_status_fail[sizeof(h_status_fail) - 1] = '\0';

    /* ---- 2. 중복 집합 크기 사전 확인 ---- */
    { ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "select count ( * ) from ac_ledger where merch_id = $1  and card_no = $2  and amount = $3  and biz_date = $4 ", 
	ECPGt_char,(h_merch_id),(long)16,(long)1,(16)*sizeof(char), 
	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, 
	ECPGt_char,(h_card_no),(long)20,(long)1,(20)*sizeof(char), 
	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, 
	ECPGt_long,&(h_amount),(long)1,(long)1,sizeof(long), 
	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, 
	ECPGt_char,(h_biz_date),(long)9,(long)1,(9)*sizeof(char), 
	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EOIT, 
	ECPGt_long,&(h_dupcnt),(long)1,(long)1,sizeof(long), 
	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EORT);}
#line 75 "app/online/ac_ol_0030.pgc"


    if (sqlca.sqlcode != TX_SQL_OK && sqlca.sqlcode != TX_SQL_NOTFOUND) {
        TX_DBIO_LOG_ERR("SELECT ac_ledger 중복집합 확인");
        tx_buf_reset(ctx->out);
        tx_buf_sets(ctx->out, "RESPCODE", RESP_SYSERR);
        tx_return(ctx, TX_EDB, ctx->out);
        return;
    }
    if (h_dupcnt <= 1) {
        tx_log(TX_LOG_INFO, "[AC_OL_0030] 중복건 없음 merch=%s card=%s", merch, cardno);
        tx_buf_reset(ctx->out);
        tx_buf_sets(ctx->out, "RESPCODE", RESP_OK);
        tx_buf_sets(ctx->out, "MERCHID", merch);
        tx_buf_setlong(ctx->out, "VOIDED", 0);
        tx_return(ctx, TX_OK, ctx->out);
        return;
    }

    /* ---- 3. 트랜잭션: 최초 건(최소 key) 제외 나머지 무효화 ---- */
    if (tx_begin() != TX_OK) {
        tx_log(TX_LOG_ERROR, "[AC_OL_0030] 트랜잭션 시작 실패");
        tx_buf_reset(ctx->out);
        tx_buf_sets(ctx->out, "RESPCODE", RESP_SYSERR);
        tx_return(ctx, TX_FAIL, ctx->out);
        return;
    }

    { ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "update ac_ledger set status = $1  , upd_ts = now ( ) where merch_id = $2  and card_no = $3  and amount = $4  and biz_date = $5  and key <> ( select MIN ( key ) from ac_ledger where merch_id = $6  and card_no = $7  and amount = $8  and biz_date = $9  )", 
	ECPGt_char,(h_status_fail),(long)2,(long)1,(2)*sizeof(char), 
	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, 
	ECPGt_char,(h_merch_id),(long)16,(long)1,(16)*sizeof(char), 
	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, 
	ECPGt_char,(h_card_no),(long)20,(long)1,(20)*sizeof(char), 
	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, 
	ECPGt_long,&(h_amount),(long)1,(long)1,sizeof(long), 
	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, 
	ECPGt_char,(h_biz_date),(long)9,(long)1,(9)*sizeof(char), 
	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, 
	ECPGt_char,(h_merch_id),(long)16,(long)1,(16)*sizeof(char), 
	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, 
	ECPGt_char,(h_card_no),(long)20,(long)1,(20)*sizeof(char), 
	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, 
	ECPGt_long,&(h_amount),(long)1,(long)1,sizeof(long), 
	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, 
	ECPGt_char,(h_biz_date),(long)9,(long)1,(9)*sizeof(char), 
	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EOIT, ECPGt_EORT);}
#line 116 "app/online/ac_ol_0030.pgc"


    if (sqlca.sqlcode != TX_SQL_OK) {
        TX_DBIO_LOG_ERR("UPDATE ac_ledger 중복무효");
        tx_abort();
        tx_buf_reset(ctx->out);
        tx_buf_sets(ctx->out, "RESPCODE", RESP_SYSERR);
        tx_return(ctx, TX_EDB, ctx->out);
        return;
    }
    voided = sqlca.sqlerrd[2];

    if (tx_commit() != TX_OK) {
        tx_log(TX_LOG_ERROR, "[AC_OL_0030] 커밋 실패");
        tx_abort();
        tx_buf_reset(ctx->out);
        tx_buf_sets(ctx->out, "RESPCODE", RESP_SYSERR);
        tx_return(ctx, TX_FAIL, ctx->out);
        return;
    }

    /* ---- 4. 응답 구성 ---- */
    tx_buf_reset(ctx->out);
    tx_buf_sets(ctx->out, "RESPCODE", RESP_OK);
    tx_buf_sets(ctx->out, "MERCHID", merch);
    tx_buf_setlong(ctx->out, "VOIDED", voided);

    tx_log(TX_LOG_INFO,
           "[AC_OL_0030] 중복해제완료 merch=%s card=%s 무효건수=%ld",
           merch, cardno, voided);
    tx_return(ctx, TX_OK, ctx->out);
}
