/* 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/mm_ol_0031.pgc"
/* @tier hard @module mm @transform master-online */
/*
 * mm_ol_0031.pgc - 마스터 변경이력조회 서비스 (MM_OL_0031)  [tier=hard]
 *
 * 가맹점의 변경이력(mm_merchant_hist) 중 가장 최근 1건을 조회하여
 * 변경유형(I/U/C/D)/변경일/변경상태를 응답하고, 유형코드를 한글 라벨로
 * 매핑한다. 이력 총건수도 함께 집계한다. 조회 전용(읽기) 서비스.
 * (마스터 이력 참조)
 */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include "txcore.h"
#include "txcore_dbio.h"
#include "acq_util.h"
#include "mm_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 19 "app/online/mm_ol_0031.pgc"


TX_SERVICE(MM_OL_0031, ctx)
{
    /* exec sql begin declare section */
     
     
     
     
     
    
#line 24 "app/online/mm_ol_0031.pgc"
 char h_merch_id [ 16 ] ;
 
#line 25 "app/online/mm_ol_0031.pgc"
 char h_chg_type [ 2 ] ;
 
#line 26 "app/online/mm_ol_0031.pgc"
 char h_chg_date [ 9 ] ;
 
#line 27 "app/online/mm_ol_0031.pgc"
 char h_chg_status [ 2 ] ;
 
#line 28 "app/online/mm_ol_0031.pgc"
 long h_hist_cnt ;
/* exec sql end declare section */
#line 29 "app/online/mm_ol_0031.pgc"


    char merch_id[16];
    char type_nm[16];

    tx_log(TX_LOG_INFO, "[MM_OL_0031] 마스터 변경이력조회 서비스 진입");

    if (tx_buf_get(ctx->in, "MERCHID", merch_id, sizeof(merch_id)) != TX_OK) {
        tx_log(TX_LOG_ERROR, "[MM_OL_0031] MERCHID 누락");
        tx_buf_sets(ctx->out, "ERRCODE", "MM3100");
        tx_return(ctx, TX_EINVAL, ctx->out);
        return;
    }

    strncpy(h_merch_id, merch_id, sizeof(h_merch_id) - 1);
    h_merch_id[sizeof(h_merch_id) - 1] = '\0';

    /* 1) 최근 변경이력 1건 */
    { ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "select chg_type , chg_date , chg_status from mm_merchant_hist where merch_id = $1  order by chg_date desc , seq desc fetch first 1 rows only", 
	ECPGt_char,(h_merch_id),(long)16,(long)1,(16)*sizeof(char), 
	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EOIT, 
	ECPGt_char,(h_chg_type),(long)2,(long)1,(2)*sizeof(char), 
	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, 
	ECPGt_char,(h_chg_date),(long)9,(long)1,(9)*sizeof(char), 
	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, 
	ECPGt_char,(h_chg_status),(long)2,(long)1,(2)*sizeof(char), 
	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EORT);}
#line 53 "app/online/mm_ol_0031.pgc"


    if (sqlca.sqlcode == TX_SQL_NOTFOUND) {
        tx_log(TX_LOG_WARN, "[MM_OL_0031] 변경이력 없음 merch=%s", merch_id);
        tx_buf_sets(ctx->out, "ERRCODE", "MM3101");
        tx_return(ctx, TX_ENOENT, ctx->out);
        return;
    }
    if (sqlca.sqlcode != TX_SQL_OK) {
        TX_DBIO_LOG_ERR("SELECT mm_merchant_hist recent");
        tx_buf_sets(ctx->out, "ERRCODE", "MM3109");
        tx_return(ctx, TX_EDB, ctx->out);
        return;
    }

    /* 2) 이력 총건수 집계 */
    h_hist_cnt = 0;
    { ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "select count ( * ) from mm_merchant_hist where merch_id = $1 ", 
	ECPGt_char,(h_merch_id),(long)16,(long)1,(16)*sizeof(char), 
	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EOIT, 
	ECPGt_long,&(h_hist_cnt),(long)1,(long)1,sizeof(long), 
	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EORT);}
#line 73 "app/online/mm_ol_0031.pgc"


    if (sqlca.sqlcode != TX_SQL_OK && sqlca.sqlcode != TX_SQL_NOTFOUND) {
        TX_DBIO_LOG_ERR("COUNT mm_merchant_hist");
        tx_buf_sets(ctx->out, "ERRCODE", "MM3109");
        tx_return(ctx, TX_EDB, ctx->out);
        return;
    }

    /* 변경유형 → 한글 라벨 */
    if (strcmp(h_chg_type, "I") == 0)
        strncpy(type_nm, "등록", sizeof(type_nm) - 1);
    else if (strcmp(h_chg_type, "U") == 0)
        strncpy(type_nm, "대표자변경", sizeof(type_nm) - 1);
    else if (strcmp(h_chg_type, "C") == 0)
        strncpy(type_nm, "연락처변경", sizeof(type_nm) - 1);
    else if (strcmp(h_chg_type, "D") == 0)
        strncpy(type_nm, "해지", sizeof(type_nm) - 1);
    else
        strncpy(type_nm, "기타", sizeof(type_nm) - 1);

    tx_buf_reset(ctx->out);
    tx_buf_sets(ctx->out, "MERCHID", merch_id);
    tx_buf_sets(ctx->out, "CHGTYPE", h_chg_type);
    tx_buf_sets(ctx->out, "CHGTYPENM", type_nm);
    tx_buf_sets(ctx->out, "CHGDATE", h_chg_date);
    tx_buf_sets(ctx->out, "CHGSTATUS", h_chg_status);
    tx_buf_setlong(ctx->out, "HISTCNT", h_hist_cnt);
    tx_buf_sets(ctx->out, "ERRCODE", RESP_OK);
    tx_log(TX_LOG_INFO, "[MM_OL_0031] 변경이력조회 완료 merch=%s 유형=%s 총%ld건",
           merch_id, type_nm, h_hist_cnt);
    tx_return(ctx, TX_OK, ctx->out);
}
