/*
 * py_ledgerpost_batch.pgc - py 지급완료 원장 전기 (INSERT..SELECT 배치, XA).
 *
 * Posts every paid(P) payout of the day into py_ledger as an OUT entry with a
 * single INSERT..SELECT, in ONE XA transaction.
 * Usage: py_ledgerpost_batch [YYYY-MM-DD]
 */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <atmi.h>
#include "py_ledgerpost_batch.h"

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

    EXEC SQL BEGIN DECLARE SECTION;
    char h_bizdate[16];
    long h_posted;
    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 py_ledger (ledger_id, payout_id, entry_type, amount, biz_date)
        SELECT nextval('py_ledger_seq'), payout_id, 'OUT', net, biz_date
        FROM py_payout WHERE biz_date = :h_bizdate AND status = 'P';
    if (sqlca.sqlcode < 0) { fprintf(stderr, "py_ledgerpost_batch FAIL [%d] %s\n", sqlca.sqlcode, sqlca.sqlerrm.sqlerrmc); tpabort(0); return 1; }
    h_posted = sqlca.sqlerrd[2];

    if (tpcommit(0) < 0) { fprintf(stderr, "tpcommit FAIL: %s\n", tpstrerror(tperrno)); tpabort(0); return 1; }

    strncpy(rec.biz_date, bizdate, sizeof(rec.biz_date)-1); rec.biz_date[sizeof(rec.biz_date)-1] = 0;
    rec.posted = h_posted;
    printf(">>> py_ledgerpost_batch COMMIT: date=%s posted=%ld\n", rec.biz_date, rec.posted);

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