acquire-core-full/app/batch/ac_bt_0008.pgc

/* @tier hard @module ac @transform acquire-batch */
/*
 * ac_bt_0008.pgc - 매입 수수료 조정(재계산) 배치  [tier=hard]
 *
 * 지정 영업일의 완료(status='M') 건을 가맹점 수수료율(merchant.fee_rate)
 * 과 조인하여 수수료를 재계산(금액 * 수수료율 / 10000)하고, 기존 수수료
 * 와의 증감분을 집계한다. 배치 main 엔트리 포함.
 *
 * 실행:  ac_bt_0008 <YYYYMMDD> [db@host]
 */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include "txcore.h"
#include "txcore_dbio.h"
#include "acq_util.h"
#include "ac_core.h"

EXEC SQL INCLUDE sqlca;

static int run_ac_bt_0008(const char *biz_date)
{
    EXEC SQL BEGIN DECLARE SECTION;
    char h_biz_date[9];
    char h_key[16];
    long h_amount;
    long h_old_fee;
    long h_fee_rate;
    long h_new_fee;
    EXEC SQL END DECLARE SECTION;

    long total = 0, adjusted = 0, errcnt = 0;
    long delta_sum = 0;

    strncpy(h_biz_date, biz_date, sizeof(h_biz_date) - 1);
    h_biz_date[sizeof(h_biz_date) - 1] = '\0';

    EXEC SQL DECLARE cur_ac_bt_0008 CURSOR FOR
        SELECT l.key, l.amount, l.fee, m.fee_rate
        FROM ac_ledger l
        JOIN merchant m ON l.merch_id = m.merch_id
        WHERE l.biz_date = :h_biz_date
          AND l.status   = 'M'
        ORDER BY l.key;

    EXEC SQL OPEN cur_ac_bt_0008;
    if (sqlca.sqlcode != TX_SQL_OK) {
        TX_DBIO_LOG_ERR("OPEN cur_ac_bt_0008");
        return TX_EDB;
    }

    if (tx_begin() != TX_OK)
        tx_log(TX_LOG_WARN, "[ac_bt_0008] tx_begin 경고");

    for (;;) {
        EXEC SQL FETCH cur_ac_bt_0008 INTO :h_key, :h_amount, :h_old_fee, :h_fee_rate;

        if (sqlca.sqlcode == TX_SQL_NOTFOUND)
            break;
        if (sqlca.sqlcode != TX_SQL_OK) {
            TX_DBIO_LOG_ERR("FETCH cur_ac_bt_0008");
            errcnt++;
            break;
        }

        total++;

        /* 업무규칙: 신규수수료 = 금액 * 수수료율(bp) / 10000 */
        h_new_fee = h_amount * h_fee_rate / 10000;

        EXEC SQL UPDATE ac_ledger
            SET fee = :h_new_fee
            WHERE key = :h_key;

        if (sqlca.sqlcode != TX_SQL_OK) {
            TX_DBIO_LOG_ERR("UPDATE cur_ac_bt_0008");
            tx_log(TX_LOG_ERROR, "[ac_bt_0008] 수수료 조정 실패 key=%s", h_key);
            errcnt++;
            continue;
        }
        if (sqlca.sqlerrd[2] == 0) {
            tx_log(TX_LOG_WARN, "[ac_bt_0008] 대상없음 key=%s", h_key);
            errcnt++;
            continue;
        }

        adjusted++;
        delta_sum += (h_new_fee - h_old_fee);
    }

    EXEC SQL CLOSE cur_ac_bt_0008;

    if (errcnt == 0)
        tx_commit();
    else
        tx_abort();

    tx_log(TX_LOG_INFO,
           "[ac_bt_0008] 요약 date=%s 대상=%ld 조정건수=%ld 오류=%ld 증감액=%ld",
           biz_date, total, adjusted, errcnt, delta_sum);

    printf("========== 매입 수수료 조정 결과 [ac_bt_0008] ==========\n");
    printf("  영업일          : %s\n", biz_date);
    printf("  대상 건수       : %ld\n", total);
    printf("  조정 건수       : %ld\n", adjusted);
    printf("  오류 건수       : %ld\n", errcnt);
    printf("  총 수수료 증감  : %ld\n", delta_sum);
    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, "[ac_bt_0008] 배치 시작 date=%s", biz_date);

    rc = ac_dbio_connect(target);
    if (rc != TX_OK) {
        tx_log(TX_LOG_ERROR, "[ac_bt_0008] DB 접속 실패 rc=%d", rc);
        return 1;
    }

    rc = run_ac_bt_0008(biz_date);

    ac_dbio_disconnect();

    tx_log(TX_LOG_INFO, "[ac_bt_0008] 배치 종료 rc=%d(%s)", rc, tx_strerror(rc));
    return (rc == TX_OK) ? 0 : 1;
}