/* 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/au_ol_0001.pgc"
/* @tier easy @module au @transform authorization-online */
/*
 * au_ol_0001.pgc - 승인한도 온라인 서비스 (AU_OL_0001)  [tier=easy]
 *
 * 처리키(KEY)로 승인원장을 조회하고, 해당 가맹점의 승인한도 마스터
 * (au_limit)에서 일한도/기사용액을 임베디드 SQL 로 읽어 가용한도
 * (avail = daily_limit - used_amt)를 산출해 함께 응답한다. (조회 전용)
 */
#include <stdio.h>
#include <string.h>

#include "txcore.h"
#include "txcore_dbio.h"
#include "acq_util.h"
#include "au_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/au_ol_0001.pgc"


TX_SERVICE(AU_OL_0001, ctx)
{
    /* exec sql begin declare section */
     
     
     
    
#line 22 "app/online/au_ol_0001.pgc"
 char h_merch_id [ 16 ] ;
 
#line 23 "app/online/au_ol_0001.pgc"
 long h_daily_limit ;
 
#line 24 "app/online/au_ol_0001.pgc"
 long h_used_amt ;
/* exec sql end declare section */
#line 25 "app/online/au_ol_0001.pgc"


    au_rec_t rec;
    char key[16];
    char avail_won[32];
    long avail;
    int  rc;

    tx_log(TX_LOG_INFO, "[AU_OL_0001] 승인한도 단건조회 서비스 진입");

    if (tx_buf_get(ctx->in, "KEY", key, sizeof(key)) != TX_OK) {
        tx_log(TX_LOG_ERROR, "[AU_OL_0001] KEY 누락");
        tx_return(ctx, TX_EINVAL, ctx->out);
        return;
    }

    memset(&rec, 0, sizeof(rec));
    rc = au_rec_select(key, &rec);
    if (rc != TX_OK) {
        tx_log(TX_LOG_WARN, "[AU_OL_0001] 조회 실패 key=%s rc=%d(%s)",
               key, rc, tx_strerror(rc));
        tx_return(ctx, rc, ctx->out);
        return;
    }

    /* 가맹점 승인한도 마스터 조회 (임베디드 SQL) */
    strncpy(h_merch_id, rec.merch_id, sizeof(h_merch_id) - 1);
    h_merch_id[sizeof(h_merch_id) - 1] = '\0';
    h_daily_limit = 0;
    h_used_amt    = 0;

    { ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "select daily_limit , used_amt from au_limit 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_daily_limit),(long)1,(long)1,sizeof(long), 
	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, 
	ECPGt_long,&(h_used_amt),(long)1,(long)1,sizeof(long), 
	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EORT);}
#line 59 "app/online/au_ol_0001.pgc"


    if (sqlca.sqlcode == TX_SQL_NOTFOUND) {
        tx_log(TX_LOG_WARN, "[AU_OL_0001] 한도마스터 미등록 merch=%s", rec.merch_id);
    } else if (sqlca.sqlcode != TX_SQL_OK) {
        TX_DBIO_LOG_ERR("SELECT au_limit");
        tx_return(ctx, TX_EDB, ctx->out);
        return;
    }

    avail = h_daily_limit - h_used_amt;
    if (avail < 0)
        avail = 0;
    amount_format_won(avail, avail_won, sizeof(avail_won));

    tx_buf_reset(ctx->out);
    tx_buf_sets(ctx->out, "KEY", rec.key);
    tx_buf_sets(ctx->out, "MERCHID", rec.merch_id);
    tx_buf_setlong(ctx->out, "AMOUNT", rec.amount);
    tx_buf_sets(ctx->out, "STATUS", rec.status);
    tx_buf_setlong(ctx->out, "DAILYLIMIT", h_daily_limit);
    tx_buf_setlong(ctx->out, "USEDAMT", h_used_amt);
    tx_buf_setlong(ctx->out, "AVAIL", avail);
    tx_buf_sets(ctx->out, "AVAILWON", avail_won);

    tx_log(TX_LOG_INFO, "[AU_OL_0001] 조회완료 key=%s amount=%ld 가용한도=%ld",
           key, rec.amount, avail);
    tx_return(ctx, TX_OK, ctx->out);
}