/* @tier easy @module au @transform authorization-online */
/*
 * au_ol_0016.pgc - 승인 로그적재(감사원장 INSERT) (AU_OL_0016)  [tier=easy]
 *
 * 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_0016, ctx)
{
    char key[16];
    if (tx_buf_get(ctx->in, "KEY", key, sizeof(key)) != TX_OK) {
        tx_log(TX_LOG_ERROR, "[AU_OL_0016] KEY 누락");
        tx_return(ctx, TX_EINVAL, ctx->out);
        return;
    }
    EXEC SQL BEGIN DECLARE SECTION;
    char h_key[16], h_merch[16], h_bdate[9], h_status[2];
    long h_amount;
    EXEC SQL END DECLARE SECTION;

    char merch[16], evt[8];
    long amount = 0;

    tx_log(TX_LOG_INFO, "[AU_OL_0016] 승인 로그적재 진입");
    if (tx_buf_get(ctx->in, "MERCHID", merch, sizeof(merch)) != TX_OK)
        strcpy(merch, "SYS");
    if (tx_buf_get(ctx->in, "EVENT", evt, sizeof(evt)) != TX_OK)
        strcpy(evt, "APPROVE");
    tx_buf_getlong(ctx->in, "AMOUNT", &amount);

    strncpy(h_key, key, 15);   h_key[15] = '\0';
    strncpy(h_merch, merch, 15); h_merch[15] = '\0';
    date_today(h_bdate);
    strncpy(h_status, AU_ST_RECV, 1); h_status[1] = '\0';
    h_amount = amount;

    if (tx_begin() != TX_OK) tx_log(TX_LOG_WARN, "[AU_OL_0016] tx_begin 경고");
    EXEC SQL INSERT INTO au_ledger (key, merch_id, card_no, amount, biz_date, status, fee)
        VALUES (:h_key, :h_merch, :h_bdate, :h_amount, :h_bdate, :h_status, 0)
        ON CONFLICT (key) DO UPDATE SET amount = :h_amount, upd_ts = now();
    if (sqlca.sqlcode != TX_SQL_OK) {
        TX_DBIO_LOG_ERR("au_ol_0016 로그적재");
        tx_abort();
        tx_return(ctx, TX_EDB, ctx->out);
        return;
    }
    tx_commit();

    tx_buf_reset(ctx->out);
    tx_buf_sets(ctx->out, "RESPCODE", RESP_OK);
    tx_buf_sets(ctx->out, "LOGKEY", key);
    tx_buf_sets(ctx->out, "EVENT", evt);
    tx_log(TX_LOG_INFO, "[AU_OL_0016] 로그적재 완료 key=%s event=%s", key, evt);
    tx_return(ctx, TX_OK, ctx->out);
}
