/*
 * py_reject_report_batch.pgc - py 반려 현황 리포트 (읽기 전용 커서 누적 배치, XA).
 *
 * Cursors the day's rejected(J) payouts, accumulating count and amount in C
 * (no writes), under ONE XA transaction. Usage: py_reject_report_batch [YYYY-MM-DD]
 */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <atmi.h>
#include "py_dbio.h"

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

    EXEC SQL BEGIN DECLARE SECTION;
    char h_bizdate[16];
    long h_pay, h_amt;
    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 DECLARE pyjrc CURSOR FOR
        SELECT payout_id, amount FROM py_payout
        WHERE biz_date = :h_bizdate AND status = 'J'
        ORDER BY payout_id;
    EXEC SQL OPEN pyjrc;
    if (sqlca.sqlcode < 0) { fprintf(stderr, "OPEN FAIL [%d] %s\n", sqlca.sqlcode, sqlca.sqlerrm.sqlerrmc); tpabort(0); return 1; }

    for (;;) {
        EXEC SQL FETCH pyjrc INTO :h_pay, :h_amt;
        if (sqlca.sqlcode == 100) break;
        if (sqlca.sqlcode < 0) { fprintf(stderr, "FETCH FAIL [%d] %s\n", sqlca.sqlcode, sqlca.sqlerrm.sqlerrmc); EXEC SQL CLOSE pyjrc; tpabort(0); return 1; }
        total += h_amt;
        rows++;
    }
    EXEC SQL CLOSE pyjrc;

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

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