/* 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/st_ol_0008.pgc"
/* @tier easy @module st @transform settlement-online */
/*
 * st_ol_0008.pgc - 정산 원천징수 계산 (ST_OL_0008)  [tier=easy]
 *
 * 사업소득 원천징수 3.3%(소득세 3% + 지방소득세 0.3%) 를 산출하고
 * 원천징수 후 실지급액을 계산한다. 가맹점 세무구분(st_merchant_tax)이
 * 원천징수 비대상이면 세액 0 으로 처리한다.
 */
#include <stdio.h>
#include <string.h>

#include "txcore.h"
#include "txcore_dbio.h"
#include "acq_util.h"
#include "st_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/st_ol_0008.pgc"



static long st_fee_round(long amount, long rate_bp)
{
    /* 요율(만분율, basis point) x 금액 -> 원단위 반올림 (BigDecimal HALF_UP 대응) */
    if (amount < 0)
        return -(((-amount) * rate_bp + 5000) / 10000);
    return (amount * rate_bp + 5000) / 10000;
}

TX_SERVICE(ST_OL_0008, ctx)
{
    /* exec sql begin declare section */
     
     
     
    
#line 31 "app/online/st_ol_0008.pgc"
 char h_merch [ 16 ] ;
 
#line 32 "app/online/st_ol_0008.pgc"
 char h_tax_type [ 2 ] ;
 
#line 33 "app/online/st_ol_0008.pgc"
 long h_income_bp ;
/* exec sql end declare section */
#line 34 "app/online/st_ol_0008.pgc"


    char merch[16];
    long base = 0, income_tax, local_tax, withhold, payable, income_bp = 300;
    const char *tax_type = "B";

    tx_log(TX_LOG_INFO, "[ST_OL_0008] 원천징수 계산 진입");

    if (tx_buf_get(ctx->in, "MERCHID", merch, sizeof(merch)) != TX_OK) {
        tx_return(ctx, TX_EINVAL, ctx->out);
        return;
    }
    tx_buf_getlong(ctx->in, "BASE", &base);
    if (base < 0) {
        tx_buf_reset(ctx->out);
        tx_buf_sets(ctx->out, "RESPCODE", RESP_INVALID);
        tx_return(ctx, TX_EINVAL, ctx->out);
        return;
    }

    /* 가맹점 세무구분/소득세율 조회 */
    strncpy(h_merch, merch, sizeof(h_merch) - 1);
    h_merch[sizeof(h_merch) - 1] = '\0';
    memset(h_tax_type, 0, sizeof(h_tax_type));
    h_income_bp = 0;
    { ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "select tax_type , income_bp from st_merchant_tax where merch_id = $1 ", 
	ECPGt_char,(h_merch),(long)16,(long)1,(16)*sizeof(char), 
	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EOIT, 
	ECPGt_char,(h_tax_type),(long)2,(long)1,(2)*sizeof(char), 
	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, 
	ECPGt_long,&(h_income_bp),(long)1,(long)1,sizeof(long), 
	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EORT);}
#line 62 "app/online/st_ol_0008.pgc"

    if (sqlca.sqlcode == TX_SQL_OK) {
        tax_type = (h_tax_type[0] == 'C') ? "C" : "B";
        if (h_income_bp > 0) income_bp = h_income_bp;
    } else if (sqlca.sqlcode != TX_SQL_NOTFOUND) {
        TX_DBIO_LOG_ERR("SELECT st_merchant_tax");
    }

    if (strcmp(tax_type, "C") == 0) {
        /* 법인(C): 원천징수 비대상 */
        income_tax = 0;
        local_tax  = 0;
    } else {
        income_tax = st_fee_round(base, income_bp);       /* 소득세 */
        local_tax  = st_fee_round(income_tax, 1000);      /* 지방세 = 소득세의 10% */
    }
    withhold = income_tax + local_tax;
    payable  = base - withhold;

    tx_buf_reset(ctx->out);
    tx_buf_sets(ctx->out, "RESPCODE", RESP_OK);
    tx_buf_sets(ctx->out, "MERCHID", merch);
    tx_buf_sets(ctx->out, "TAXTYPE", tax_type);
    tx_buf_setlong(ctx->out, "INCOMETAX", income_tax);
    tx_buf_setlong(ctx->out, "LOCALTAX", local_tax);
    tx_buf_setlong(ctx->out, "WITHHOLD", withhold);
    tx_buf_setlong(ctx->out, "PAYABLE", payable);
    tx_log(TX_LOG_INFO, "[ST_OL_0008] 원천징수 base=%ld 세액=%ld 실지급=%ld type=%s",
           base, withhold, payable, tax_type);
    tx_return(ctx, TX_OK, ctx->out);
}
