/* 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_0014.pgc"
/* @tier easy @module mg @transform msg-gateway-batch */
/*
 * mg_bt_0014.pgc - 일별 전문량 시간대 집계 배치  [tier=easy]
 *
 * 지정 영업일의 전문을 수신시각 기준 시간대(0~23시)별로 GROUP BY
 * 집계하여 커서로 순회, 시간대별 전문 건수를 24구간 배열에 적재하고
 * 피크 시간대와 총 전문량을 리포트한다.
 *
 * 실행:  mg_bt_0014 <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_0014.pgc"


#define MG_HOURS 24

static int run_mg_bt_0014(const char *biz_date)
{
    /* exec sql begin declare section */
     
      
     
    
#line 27 "app/batch/mg_bt_0014.pgc"
 char h_biz_date [ 9 ] ;
 
#line 28 "app/batch/mg_bt_0014.pgc"
 int h_hour ;
 
#line 29 "app/batch/mg_bt_0014.pgc"
 long h_cnt ;
/* exec sql end declare section */
#line 30 "app/batch/mg_bt_0014.pgc"


    long hourcnt[MG_HOURS];
    long total = 0, errcnt = 0;
    int  peak = 0, i;

    memset(h_biz_date, 0, sizeof(h_biz_date));
    strncpy(h_biz_date, biz_date, sizeof(h_biz_date) - 1);
    for (i = 0; i < MG_HOURS; i++)
        hourcnt[i] = 0;

    ECPGset_var( 0, ( h_biz_date ), __LINE__);\
 /* declare cur_mg_bt_0014 cursor for select cast ( extract ( hour from recv_ts ) as int ) , count ( * ) from mg_ledger where biz_date = $1  group by extract ( hour from recv_ts ) order by 1 */
#line 46 "app/batch/mg_bt_0014.pgc"

#line 46 "app/batch/mg_bt_0014.pgc"


    { ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "declare cur_mg_bt_0014 cursor for select cast ( extract ( hour from recv_ts ) as int ) , count ( * ) from mg_ledger where biz_date = $1  group by extract ( hour from recv_ts ) order by 1", 
	ECPGt_char,(h_biz_date),(long)9,(long)1,(9)*sizeof(char), 
	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EOIT, ECPGt_EORT);}
#line 48 "app/batch/mg_bt_0014.pgc"

    if (sqlca.sqlcode != TX_SQL_OK) {
        TX_DBIO_LOG_ERR("OPEN cur_mg_bt_0014");
        return TX_EDB;
    }

    for (;;) {
        { ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "fetch cur_mg_bt_0014", ECPGt_EOIT, 
	ECPGt_int,&(h_hour),(long)1,(long)1,sizeof(int), 
	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, 
	ECPGt_long,&(h_cnt),(long)1,(long)1,sizeof(long), 
	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EORT);}
#line 55 "app/batch/mg_bt_0014.pgc"


        if (sqlca.sqlcode == TX_SQL_NOTFOUND)
            break;
        if (sqlca.sqlcode != TX_SQL_OK) {
            TX_DBIO_LOG_ERR("FETCH cur_mg_bt_0014");
            errcnt++;
            break;
        }

        if (h_hour >= 0 && h_hour < MG_HOURS) {
            hourcnt[h_hour] = h_cnt;
            total += h_cnt;
        }
    }

    { ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "close cur_mg_bt_0014", ECPGt_EOIT, ECPGt_EORT);}
#line 71 "app/batch/mg_bt_0014.pgc"


    for (i = 1; i < MG_HOURS; i++) {
        if (hourcnt[i] > hourcnt[peak])
            peak = i;
    }

    tx_log(TX_LOG_INFO, "[mg_bt_0014] 전문량 date=%s 총=%ld 피크=%02d시(%ld)",
           biz_date, total, peak, hourcnt[peak]);

    printf("========== 일별 전문량 시간대 집계 [mg_bt_0014] ==========\n");
    printf("  영업일      : %s\n", biz_date);
    printf("  총 전문량   : %ld\n", total);
    for (i = 0; i < MG_HOURS; i++) {
        if (hourcnt[i] > 0)
            printf("  %02d시        : %ld\n", i, hourcnt[i]);
    }
    printf("  피크 시간대 : %02d시 (%ld건)\n", peak, hourcnt[peak]);
    printf("  조회 오류   : %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_0014] 전문량 집계 시작 date=%s", biz_date);

    rc = mg_dbio_connect(target);
    if (rc != TX_OK) {
        tx_log(TX_LOG_ERROR, "[mg_bt_0014] DB 접속 실패 rc=%d", rc);
        return 1;
    }

    rc = run_mg_bt_0014(biz_date);

    mg_dbio_disconnect();

    tx_log(TX_LOG_INFO, "[mg_bt_0014] 배치 종료 rc=%d(%s)", rc, tx_strerror(rc));
    return (rc == TX_OK) ? 0 : 1;
}
