/*
 * cm_logcnt_batch.pgc - cm 로그 건수/합계/최대 log_id 집계 배치 (XA).
 *
 * ATMI client: tpinit/tpopen open the ECPG XA RM, tpbegin starts ONE global
 * transaction; 기준일 로그의 건수 + log_id 합계 + 최대 log_id(3개 집계)를 한
 * 행으로 산출; then tpcommit drives XA 2PC.
 * Usage: cm_logcnt_batch [YYYY-MM-DD]
 */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <atmi.h>
#include "cm_dbio.h"

int main(int argc, char **argv)
{
    const char *bizdate = (argc > 1) ? argv[1] : "2026-07-19";
    EXEC SQL BEGIN DECLARE SECTION;
    char h_bizdate[16];
    long h_cnt = 0, h_sum = 0, h_max = 0;
    EXEC SQL END DECLARE SECTION;

    strncpy(h_bizdate, bizdate, sizeof(h_bizdate)-1); h_bizdate[sizeof(h_bizdate)-1] = 0;

    if (tpinit(NULL) < 0) { fprintf(stderr, "tpinit FAIL: %s\n", tpstrerror(tperrno)); return 1; }
    if (tpopen() < 0)     { fprintf(stderr, "tpopen FAIL: %s\n", tpstrerror(tperrno)); return 1; }
    if (tpbegin(60, 0) < 0) { fprintf(stderr, "tpbegin FAIL: %s\n", tpstrerror(tperrno)); return 1; }

    EXEC SQL SELECT count(*), coalesce(sum(log_id),0), coalesce(max(log_id),0)
        INTO :h_cnt, :h_sum, :h_max FROM cm_log WHERE biz_date = :h_bizdate;
    if (sqlca.sqlcode < 0) { fprintf(stderr, "cm_logcnt_batch FAIL [%d] %s\n", sqlca.sqlcode, sqlca.sqlerrm.sqlerrmc); tpabort(0); return 1; }

    if (tpcommit(0) < 0) { fprintf(stderr, "tpcommit FAIL: %s\n", tpstrerror(tperrno)); tpabort(0); return 1; }
    printf(">>> cm_logcnt_batch COMMIT: bizdate=%s rows=%ld sum=%ld max_id=%ld\n", bizdate, h_cnt, h_sum, h_max);

    tpclose(); tpterm();
    return 0;
}
