/*
 * au_blacklist_promote_batch.pgc - au 고위험 카드 블랙리스트 승격 (INSERT..SELECT, XA).
 *
 * Promotes cards with high fraud scores into au_blacklist via a single set-based
 * INSERT..SELECT (ON CONFLICT skip), under ONE global XA transaction.
 * Usage: au_blacklist_promote_batch [YYYY-MM-DD]
 */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <atmi.h>
#include "au_dbio.h"

int main(int argc, char **argv)
{
    const char *bizdate = (argc > 1) ? argv[1] : "2026-07-19";
    long rows = 0;

    EXEC SQL BEGIN DECLARE SECTION;
    char h_bizdate[16];
    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 INSERT INTO au_blacklist (card_no, reason, biz_date)
        SELECT DISTINCT card_no, 'HIGH_FRAUD_SCORE', :h_bizdate
        FROM au_fraud_log WHERE biz_date = :h_bizdate AND score >= 80
        ON CONFLICT (card_no) DO NOTHING;
    if (sqlca.sqlcode < 0) { fprintf(stderr, "au_blacklist_promote_batch FAIL [%d] %s\n", sqlca.sqlcode, sqlca.sqlerrm.sqlerrmc); tpabort(0); return 1; }
    rows = sqlca.sqlerrd[2];

    if (tpcommit(0) < 0) { fprintf(stderr, "tpcommit FAIL: %s\n", tpstrerror(tperrno)); tpabort(0); return 1; }
    printf(">>> au_blacklist_promote_batch COMMIT: bizdate=%s promoted=%ld\n", bizdate, rows);

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