/* @tier easy @module st @transform settlement-online */
/*
 * st_ol_0001.pgc - 정산수수료 온라인 서비스 (ST_OL_0001)  [tier=easy]
 *
 * TxCore TX_SERVICE 엔트리. 요청 TXBUF 를 검증하고 st 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 "st_core.h"

EXEC SQL INCLUDE sqlca;

TX_SERVICE(ST_OL_0001, ctx)
{
    EXEC SQL BEGIN DECLARE SECTION;
    char h_merch[16];
    char h_merch_name[41];
    char h_grade[2];
    long h_mdr_bp;
    EXEC SQL END DECLARE SECTION;

    st_rec_t rec;
    char key[16];
    int  rc;

    tx_log(TX_LOG_INFO, "[ST_OL_0001] 정산수수료 단건조회 서비스 진입");

    if (tx_buf_get(ctx->in, "KEY", key, sizeof(key)) != TX_OK) {
        tx_log(TX_LOG_ERROR, "[ST_OL_0001] KEY 누락");
        tx_return(ctx, TX_EINVAL, ctx->out);
        return;
    }

    memset(&rec, 0, sizeof(rec));
    rc = st_rec_select(key, &rec);
    if (rc != TX_OK) {
        tx_log(TX_LOG_WARN, "[ST_OL_0001] 조회 실패 key=%s rc=%d(%s)",
               key, rc, tx_strerror(rc));
        tx_return(ctx, rc, ctx->out);
        return;
    }

    /* 원장 가맹점번호로 가맹점 마스터(등급/기본 MDR요율) 참조 조회 */
    strncpy(h_merch, rec.merch_id, sizeof(h_merch) - 1);
    h_merch[sizeof(h_merch) - 1] = '\0';
    memset(h_merch_name, 0, sizeof(h_merch_name));
    memset(h_grade, 0, sizeof(h_grade));
    h_mdr_bp = 0;

    EXEC SQL SELECT merch_name, grade, mdr_bp
        INTO :h_merch_name, :h_grade, :h_mdr_bp
        FROM st_merchant
        WHERE merch_id = :h_merch;

    if (sqlca.sqlcode == TX_SQL_NOTFOUND) {
        tx_log(TX_LOG_WARN, "[ST_OL_0001] 가맹점 마스터 없음 merch=%s", rec.merch_id);
        strncpy(h_merch_name, "-", sizeof(h_merch_name) - 1);
    } else if (sqlca.sqlcode != TX_SQL_OK) {
        TX_DBIO_LOG_ERR("SELECT st_merchant");
        tx_return(ctx, TX_EDB, 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_sets(ctx->out, "MERCHNAME", h_merch_name);
    tx_buf_sets(ctx->out, "GRADE", h_grade);
    tx_buf_setlong(ctx->out, "AMOUNT", rec.amount);
    tx_buf_setlong(ctx->out, "MDRBP", h_mdr_bp);
    tx_buf_sets(ctx->out, "STATUS", rec.status);
    tx_log(TX_LOG_INFO, "[ST_OL_0001] 조회완료 key=%s amount=%ld grade=%s",
           key, rec.amount, h_grade);
    tx_return(ctx, TX_OK, ctx->out);
}
