/* @tier easy @module rc @transform reconciliation-online */
/*
 * rc_ol_0001.pgc - 대사 온라인 서비스 (RC_OL_0001)  [tier=easy]
 *
 * TxCore TX_SERVICE 엔트리. 요청 TXBUF 를 검증하고 rc 표준 DBIO 를
 * 통해 처리한 뒤 응답 TXBUF 를 구성한다. (ATMI void SVC(TPSVCINFO*) 대응)
 */
#include <stdio.h>
#include <string.h>

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

EXEC SQL INCLUDE sqlca;

TX_SERVICE(RC_OL_0001, ctx)
{
    rc_rec_t rec;
    char key[16];
    int  rc;

    tx_log(TX_LOG_INFO, "[RC_OL_0001] 대사 단건조회 서비스 진입");

    if (tx_buf_get(ctx->in, "KEY", key, sizeof(key)) != TX_OK) {
        tx_log(TX_LOG_ERROR, "[RC_OL_0001] KEY 누락");
        tx_return(ctx, TX_EINVAL, ctx->out);
        return;
    }

    memset(&rec, 0, sizeof(rec));
    rc = rc_rec_select(key, &rec);
    if (rc != TX_OK) {
        tx_log(TX_LOG_WARN, "[RC_OL_0001] 조회 실패 key=%s rc=%d(%s)",
               key, rc, tx_strerror(rc));
        tx_return(ctx, rc, ctx->out);
        return;
    }

    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);

    /* 원장에서 수수료/영업일을 임베디드 SQL 로 직접 보강 조회 */
    {
        EXEC SQL BEGIN DECLARE SECTION;
        char h_rc1_key[16];
        char h_rc1_bd[9];
        long h_rc1_fee;
        EXEC SQL END DECLARE SECTION;

        strncpy(h_rc1_key, key, sizeof(h_rc1_key) - 1);
        h_rc1_key[sizeof(h_rc1_key) - 1] = '\0';
        h_rc1_fee = 0;
        h_rc1_bd[0] = '\0';

        EXEC SQL SELECT fee, biz_date
            INTO :h_rc1_fee, :h_rc1_bd
            FROM rc_ledger
            WHERE key = :h_rc1_key;
        if (sqlca.sqlcode == TX_SQL_OK) {
            tx_buf_setlong(ctx->out, "FEE", h_rc1_fee);
            tx_buf_sets(ctx->out, "BIZDATE", h_rc1_bd);
        } else if (sqlca.sqlcode != TX_SQL_NOTFOUND) {
            TX_DBIO_LOG_ERR("SELECT rc_ledger fee/biz_date");
        }
    }

    tx_log(TX_LOG_INFO, "[RC_OL_0001] 조회완료 key=%s amount=%ld", key, rec.amount);
    tx_return(ctx, TX_OK, ctx->out);
}