/* @tier medium @module au @transform authorization-online */
/*
 * au_ol_0018.pgc - 승인 통계조회(상태별 건수 집계) (AU_OL_0018)  [tier=medium]
 *
 * TxCore TX_SERVICE 엔트리. 요청 TXBUF 를 검증하고 임베디드 SQL / 표준
 * DBIO / tx_call 로 처리한 뒤 응답 TXBUF 를 구성한다.
 */
#include <stdio.h>
#include <string.h>

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

EXEC SQL INCLUDE sqlca;

TX_SERVICE(AU_OL_0018, ctx)
{
    EXEC SQL BEGIN DECLARE SECTION;
    char h_bdate[9], h_st[2];
    int  h_cnt;
    EXEC SQL END DECLARE SECTION;

    char bdate[16];
    const char *codes = "RMUS";
    int  i, total = 0;

    tx_log(TX_LOG_INFO, "[AU_OL_0018] 승인 통계조회 진입");
    if (tx_buf_get(ctx->in, "BIZDATE", bdate, sizeof(bdate)) != TX_OK)
        date_today(bdate);
    strncpy(h_bdate, bdate, 8); h_bdate[8] = '\0';

    tx_buf_reset(ctx->out);
    for (i = 0; codes[i]; i++) {
        char field[8] = "CNT_";
        h_st[0] = codes[i];
        h_st[1] = '\0';
        EXEC SQL SELECT count(*) INTO :h_cnt
            FROM au_ledger
            WHERE biz_date = :h_bdate AND status = :h_st;
        if (sqlca.sqlcode != TX_SQL_OK) {
            TX_DBIO_LOG_ERR("au_ol_0018 통계");
            tx_return(ctx, TX_EDB, ctx->out);
            return;
        }
        field[4] = codes[i];
        field[5] = '\0';
        tx_buf_setlong(ctx->out, field, h_cnt);
        total += h_cnt;
    }

    tx_buf_sets(ctx->out, "BIZDATE", bdate);
    tx_buf_setlong(ctx->out, "TOTAL", total);
    tx_log(TX_LOG_INFO, "[AU_OL_0018] 통계 date=%s total=%d", bdate, total);
    tx_return(ctx, TX_OK, ctx->out);
}
