/* 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/batch/mg_bt_0002.pgc"
/* @tier easy @module mg @transform msg-gateway-batch */
/*
 * mg_bt_0002.pgc - 전문게이트웨이 큐 적체 정리 배치  [tier=easy]
 *
 * 접수(R) 상태로 큐(mg_queue)에 등록된 뒤 일정 시간(기본 1800초)을
 * 초과하도록 처리되지 못한 적체 전문을 커서로 순회하며 실패(U)로
 * 만료처리한다. 만료 건수와 최장 적체시간을 집계하여 리포트한다.
 *
 * 실행:  mg_bt_0002 <YYYYMMDD> [db@host]
 */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include "txcore.h"
#include "txcore_dbio.h"
#include "acq_util.h"
#include "mg_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 20 "app/batch/mg_bt_0002.pgc"


#define MG_QUEUE_TTL_SEC 1800   /* 큐 적체 만료 임계(초) */

/* 적체시간(초)이 임계를 넘었는지 판정 */
static int mg_is_stale(long elapsed)
{
    return (elapsed >= MG_QUEUE_TTL_SEC) ? 1 : 0;
}

static int run_mg_bt_0002(const char *biz_date)
{
    /* exec sql begin declare section */
     
     
     
    
#line 33 "app/batch/mg_bt_0002.pgc"
 char h_biz_date [ 9 ] ;
 
#line 34 "app/batch/mg_bt_0002.pgc"
 char h_key [ 16 ] ;
 
#line 35 "app/batch/mg_bt_0002.pgc"
 long h_elapsed ;
/* exec sql end declare section */
#line 36 "app/batch/mg_bt_0002.pgc"


    long total = 0, expired = 0, alive = 0, errcnt = 0;
    long max_wait = 0;
    int  rc;

    memset(h_biz_date, 0, sizeof(h_biz_date));
    strncpy(h_biz_date, biz_date, sizeof(h_biz_date) - 1);

    ECPGset_var( 0, ( h_biz_date ), __LINE__);\
 /* declare cur_mg_bt_0002 cursor for select key , cast ( extract ( EPOCH from ( now ( ) - enq_ts ) ) as bigint ) from mg_queue where biz_date = $1  and status = 'R' order by enq_ts */
#line 50 "app/batch/mg_bt_0002.pgc"

#line 50 "app/batch/mg_bt_0002.pgc"


    { ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "declare cur_mg_bt_0002 cursor for select key , cast ( extract ( EPOCH from ( now ( ) - enq_ts ) ) as bigint ) from mg_queue where biz_date = $1  and status = 'R' order by enq_ts", 
	ECPGt_char,(h_biz_date),(long)9,(long)1,(9)*sizeof(char), 
	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EOIT, ECPGt_EORT);}
#line 52 "app/batch/mg_bt_0002.pgc"

    if (sqlca.sqlcode != TX_SQL_OK) {
        TX_DBIO_LOG_ERR("OPEN cur_mg_bt_0002");
        return TX_EDB;
    }

    if (tx_begin() != TX_OK)
        tx_log(TX_LOG_WARN, "[mg_bt_0002] tx_begin 경고");

    for (;;) {
        { ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "fetch cur_mg_bt_0002", ECPGt_EOIT, 
	ECPGt_char,(h_key),(long)16,(long)1,(16)*sizeof(char), 
	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, 
	ECPGt_long,&(h_elapsed),(long)1,(long)1,sizeof(long), 
	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EORT);}
#line 62 "app/batch/mg_bt_0002.pgc"


        if (sqlca.sqlcode == TX_SQL_NOTFOUND)
            break;
        if (sqlca.sqlcode != TX_SQL_OK) {
            TX_DBIO_LOG_ERR("FETCH cur_mg_bt_0002");
            errcnt++;
            break;
        }

        total++;
        if (h_elapsed > max_wait)
            max_wait = h_elapsed;

        if (!mg_is_stale(h_elapsed)) {
            alive++;
            continue;
        }

        rc = mg_rec_update_status(h_key, MG_ST_FAIL);
        if (rc != TX_OK) {
            tx_log(TX_LOG_ERROR, "[mg_bt_0002] 만료처리 실패 key=%s rc=%d", h_key, rc);
            errcnt++;
        } else {
            expired++;
            tx_log(TX_LOG_DEBUG, "[mg_bt_0002] 적체만료 key=%s wait=%lds", h_key, h_elapsed);
        }
    }

    { ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "close cur_mg_bt_0002", ECPGt_EOIT, ECPGt_EORT);}
#line 91 "app/batch/mg_bt_0002.pgc"


    if (errcnt == 0)
        tx_commit();
    else
        tx_abort();

    tx_log(TX_LOG_INFO,
           "[mg_bt_0002] 요약 date=%s 대상=%ld 만료=%ld 유지=%ld 오류=%ld",
           biz_date, total, expired, alive, errcnt);

    printf("========== 큐 적체 정리 배치 [mg_bt_0002] ==========\n");
    printf("  영업일        : %s\n", biz_date);
    printf("  적체 임계(초) : %d\n", MG_QUEUE_TTL_SEC);
    printf("  점검 건수     : %ld\n", total);
    printf("  만료처리(U)   : %ld\n", expired);
    printf("  유지 건수     : %ld\n", alive);
    printf("  최장 적체(초) : %ld\n", max_wait);
    printf("  오류 건수     : %ld\n", errcnt);
    printf("=============================================\n");

    return (errcnt == 0) ? TX_OK : TX_FAIL;
}

int main(int argc, char **argv)
{
    const char *biz_date;
    const char *target;
    int rc;

    tx_set_loglevel(TX_LOG_INFO);

    if (argc < 2) {
        fprintf(stderr, "사용법: %s <YYYYMMDD> [db@host]\n", argv[0]);
        return 2;
    }
    biz_date = argv[1];
    target   = (argc >= 3) ? argv[2] : NULL;

    if (!date_is_valid(biz_date)) {
        fprintf(stderr, "오류: 유효하지 않은 영업일 '%s'\n", biz_date);
        return 2;
    }

    tx_log(TX_LOG_INFO, "[mg_bt_0002] 큐 적체 정리 시작 date=%s", biz_date);

    rc = mg_dbio_connect(target);
    if (rc != TX_OK) {
        tx_log(TX_LOG_ERROR, "[mg_bt_0002] DB 접속 실패 rc=%d", rc);
        return 1;
    }

    rc = run_mg_bt_0002(biz_date);

    mg_dbio_disconnect();

    tx_log(TX_LOG_INFO, "[mg_bt_0002] 배치 종료 rc=%d(%s)", rc, tx_strerror(rc));
    return (rc == TX_OK) ? 0 : 1;
}
