/* 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_0020.pgc"
/* @tier medium @module ac @transform acquire-online */
/*
 * ac_ol_0020.pgc - 매입 온라인 서비스 (AC_OL_0020)  [tier=medium]
 *
 * 매입금액 보정: 지정 보정액(DELTA)만큼 매입금액을 가감하고, 가맹점
 * 수수료율로 수수료를 재계산하여 반영한다.
 */
#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 16 "app/online/ac_ol_0020.pgc"


TX_SERVICE(AC_OL_0020, ctx)
{
    /* exec sql begin declare section */
       
       
       
       
       
       
     
    
#line 21 "app/online/ac_ol_0020.pgc"
 char h_key [ 16 ] ;
 
#line 22 "app/online/ac_ol_0020.pgc"
 char h_merch_id [ 16 ] ;
 
#line 23 "app/online/ac_ol_0020.pgc"
 long h_amount ;
 
#line 24 "app/online/ac_ol_0020.pgc"
 long h_fee ;
 
#line 25 "app/online/ac_ol_0020.pgc"
 long h_new_amount ;
 
#line 26 "app/online/ac_ol_0020.pgc"
 long h_new_fee ;
 
#line 27 "app/online/ac_ol_0020.pgc"
 double h_fee_rate ;
/* exec sql end declare section */
#line 28 "app/online/ac_ol_0020.pgc"


    char key[16];
    long delta = 0;

    tx_log(TX_LOG_INFO, "[AC_OL_0020] 매입금액 보정 진입");

    if (tx_buf_get(ctx->in, "KEY", key, sizeof(key)) != TX_OK) {
        tx_log(TX_LOG_ERROR, "[AC_OL_0020] KEY 누락");
        tx_return(ctx, TX_EINVAL, ctx->out);
        return;
    }
    if (tx_buf_getlong(ctx->in, "DELTA", &delta) != TX_OK) {
        tx_log(TX_LOG_ERROR, "[AC_OL_0020] DELTA 누락 key=%s", key);
        tx_return(ctx, TX_EINVAL, ctx->out);
        return;
    }

    strncpy(h_key, key, sizeof(h_key) - 1);
    h_key[sizeof(h_key) - 1] = '\0';

    { ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "select amount , fee , merch_id from ac_ledger where key = $1 ", 
	ECPGt_char,(h_key),(long)16,(long)1,(16)*sizeof(char), 
	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EOIT, 
	ECPGt_long,&(h_amount),(long)1,(long)1,sizeof(long), 
	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, 
	ECPGt_long,&(h_fee),(long)1,(long)1,sizeof(long), 
	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_EORT);}
#line 52 "app/online/ac_ol_0020.pgc"


    if (sqlca.sqlcode == TX_SQL_NOTFOUND) {
        tx_log(TX_LOG_WARN, "[AC_OL_0020] 매입 원장 없음 key=%s", key);
        tx_return(ctx, TX_ENOENT, ctx->out);
        return;
    }
    if (sqlca.sqlcode != TX_SQL_OK) {
        TX_DBIO_LOG_ERR("SELECT ac_ledger amount/fee");
        tx_return(ctx, TX_EDB, ctx->out);
        return;
    }

    h_new_amount = h_amount + delta;
    if (!amount_is_valid(h_new_amount)) {
        tx_log(TX_LOG_WARN,
               "[AC_OL_0020] 보정후 금액 유효성 오류 key=%s delta=%ld amount=%ld",
               key, delta, h_new_amount);
        tx_return(ctx, TX_EINVAL, ctx->out);
        return;
    }

    { ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "select fee_rate from merchant 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_double,&(h_fee_rate),(long)1,(long)1,sizeof(double), 
	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EORT);}
#line 77 "app/online/ac_ol_0020.pgc"


    if (sqlca.sqlcode == TX_SQL_NOTFOUND) {
        tx_log(TX_LOG_WARN, "[AC_OL_0020] 가맹점 정보 없음 merch=%s", h_merch_id);
        tx_return(ctx, TX_ENOENT, ctx->out);
        return;
    }
    if (sqlca.sqlcode != TX_SQL_OK) {
        TX_DBIO_LOG_ERR("SELECT merchant fee_rate");
        tx_return(ctx, TX_EDB, ctx->out);
        return;
    }

    h_new_fee = (long)(h_new_amount * h_fee_rate);
    if (h_new_fee < 0)
        h_new_fee = 0;

    if (tx_begin() != TX_OK) {
        tx_log(TX_LOG_ERROR, "[AC_OL_0020] 트랜잭션 시작 실패");
        tx_return(ctx, TX_FAIL, ctx->out);
        return;
    }

    { ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "update ac_ledger set amount = $1  , fee = $2  where key = $3 ", 
	ECPGt_long,&(h_new_amount),(long)1,(long)1,sizeof(long), 
	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, 
	ECPGt_long,&(h_new_fee),(long)1,(long)1,sizeof(long), 
	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, 
	ECPGt_char,(h_key),(long)16,(long)1,(16)*sizeof(char), 
	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EOIT, ECPGt_EORT);}
#line 102 "app/online/ac_ol_0020.pgc"


    if (sqlca.sqlcode != TX_SQL_OK) {
        TX_DBIO_LOG_ERR("UPDATE ac_ledger amount/fee");
        tx_abort();
        tx_return(ctx, TX_EDB, ctx->out);
        return;
    }
    if (sqlca.sqlerrd[2] == 0) {
        tx_log(TX_LOG_WARN, "[AC_OL_0020] 보정대상 없음 key=%s", key);
        tx_abort();
        tx_return(ctx, TX_ENOENT, ctx->out);
        return;
    }

    tx_commit();

    tx_buf_reset(ctx->out);
    tx_buf_sets(ctx->out, "RESPCODE", RESP_OK);
    tx_buf_sets(ctx->out, "KEY", key);
    tx_buf_setlong(ctx->out, "OLDAMOUNT", h_amount);
    tx_buf_setlong(ctx->out, "NEWAMOUNT", h_new_amount);
    tx_buf_setlong(ctx->out, "OLDFEE", h_fee);
    tx_buf_setlong(ctx->out, "NEWFEE", h_new_fee);

    tx_log(TX_LOG_INFO,
           "[AC_OL_0020] 완료 key=%s amount %ld->%ld fee %ld->%ld",
           key, h_amount, h_new_amount, h_fee, h_new_fee);
    tx_return(ctx, TX_OK, ctx->out);
}
