/* @tier hard @module st @transform settlement-online */
/*
 * st_ol_0024.pgc - 정산 리포트 헤더 생성 (ST_OL_0024)  [tier=hard]
 *
 * 지정 영업일의 정산 리포트 헤더(총건수/총매출/총수수료/총순액)를
 * 집계 구성한다. 수수료는 표준요율로 추정 합산한다.
 */
#include <stdio.h>
#include <string.h>

#include "txcore.h"
#include "acq_util.h"
#include "st_core.h"

EXEC SQL INCLUDE sqlca;


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_0024, ctx)
{
    char bizdate[16];
    long total, sum = 0, std_bp = 0, est_fee, net;

    tx_log(TX_LOG_INFO, "[ST_OL_0024] 정산 리포트 헤더 생성 진입");

    if (tx_buf_get(ctx->in, "BIZDATE", bizdate, sizeof(bizdate)) != TX_OK ||
        !date_is_valid(bizdate)) {
        tx_return(ctx, TX_EINVAL, ctx->out);
        return;
    }
    tx_buf_getlong(ctx->in, "STDBP", &std_bp);
    if (std_bp <= 0) std_bp = 180;

    total = st_rec_count(bizdate, ST_ST_RECV)
          + st_rec_count(bizdate, ST_ST_DONE)
          + st_rec_count(bizdate, ST_ST_SETTLED)
          + st_rec_count(bizdate, ST_ST_FAIL);
    if (total < 0) total = 0;
    st_rec_sum(bizdate, &sum);
    if (sum < 0) sum = 0;

    est_fee = st_fee_round(sum, std_bp);
    net     = sum - est_fee;

    tx_buf_reset(ctx->out);
    tx_buf_sets(ctx->out, "RESPCODE", RESP_OK);
    tx_buf_sets(ctx->out, "REPORTID", bizdate);
    tx_buf_setlong(ctx->out, "TOTALCNT", total);
    tx_buf_setlong(ctx->out, "GROSSSUM", sum);
    tx_buf_setlong(ctx->out, "FEESUM", est_fee);
    tx_buf_setlong(ctx->out, "NETSUM", net);
    tx_log(TX_LOG_INFO, "[ST_OL_0024] 리포트 date=%s 건수=%ld 매출=%ld 수수료=%ld 순액=%ld",
           bizdate, total, sum, est_fee, net);
    tx_return(ctx, TX_OK, ctx->out);
}
