/*
 * lg_auditscan_batch.pgc - 원장 감사 스캔 배치: 취소 전표의 posted 라인 불일치 건수 집계 (XA).
 *
 * ATMI client: tpinit/tpopen open the ECPG XA RM, tpbegin starts ONE global
 * transaction; EXEC SQL work runs on that branch, then tpcommit drives XA 2PC.
 * 복식부기: 차변(D) 합 = 대변(C) 합. Usage: lg_auditscan_batch [YYYY-MM-DD] [FROM|arg]
 */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <atmi.h>
#include "lg_dbio.h"
#include "lg_auditscan_batch.h"

int main(int argc, char **argv)
{
    const char *bizdate = (argc > 1) ? argv[1] : "2026-07-19";
    const char *fromd = (argc > 2) ? argv[2] : bizdate;
    EXEC SQL BEGIN DECLARE SECTION;
    char h_bizdate[16], h_from[16], h_acct[32], h_type[16];
    long h_dr, h_cr;
    EXEC SQL END DECLARE SECTION;
    strncpy(h_bizdate, bizdate, sizeof(h_bizdate)-1); h_bizdate[sizeof(h_bizdate)-1] = 0;
    strncpy(h_from, fromd, sizeof(h_from)-1); h_from[sizeof(h_from)-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; }
        long bad = 0, orphan = 0;
        EXEC SQL SELECT count(*) INTO :h_dr
            FROM lg_ledger_line l JOIN lg_voucher v ON v.voucher_id = l.voucher_id
            WHERE l.biz_date = :h_bizdate AND v.status = 'X' AND l.status = 'posted';
        if (sqlca.sqlcode < 0) { tpabort(0); return 1; }
        bad = h_dr;
        EXEC SQL SELECT count(*) INTO :h_cr FROM lg_ledger_line l
            WHERE l.biz_date = :h_bizdate
            AND NOT EXISTS (SELECT 1 FROM lg_voucher v WHERE v.voucher_id = l.voucher_id);
        if (sqlca.sqlcode < 0) { tpabort(0); return 1; }
        orphan = h_cr;
        printf("    %s 취소불일치 %ld 고아라인 %ld 합 %ld\n", bizdate, bad, orphan, bad + orphan);
    if (tpcommit(0) < 0) { fprintf(stderr, "tpcommit FAIL: %s\n", tpstrerror(tperrno)); tpabort(0); return 1; }
    printf(">>> lg_auditscan_batch COMMIT: bizdate=%s\n", bizdate);
    tpclose(); tpterm();
    return 0;
}
