/* @tier medium @module py @transform payment-batch */
/*
 * py_bt_0004.pgc - 지급 배치마감 배치 (당일 지급 확정/마감)  [tier=medium]
 *
 * 배치 main 엔트리 포함.  실행:  py_bt_0004 <YYYYMMDD> [db@host]
 */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include "txcore.h"
#include "txcore_dbio.h"
#include "acq_util.h"
#include "py_core.h"

EXEC SQL INCLUDE sqlca;

static int run_py_bt_0004(const char *biz_date)
{
    EXEC SQL BEGIN DECLARE SECTION;
    char h_biz_date[9];
    int  h_wait, h_confirm, h_done;
    long h_net;
    EXEC SQL END DECLARE SECTION;

    strncpy(h_biz_date, biz_date, 8); h_biz_date[8] = '\0';

    EXEC SQL SELECT
        count(*) FILTER (WHERE status = 'R'),
        count(*) FILTER (WHERE status = 'M'),
        count(*) FILTER (WHERE status = 'S'),
        coalesce(sum(amount - fee) FILTER (WHERE status = 'S'), 0)
        INTO :h_wait, :h_confirm, :h_done, :h_net
        FROM py_ledger WHERE biz_date = :h_biz_date;
    if (sqlca.sqlcode != TX_SQL_OK) { TX_DBIO_LOG_ERR("py_bt_0004 마감집계"); return TX_EDB; }

    printf("===== 지급 배치마감 [py_bt_0004] date=%s =====\n", biz_date);
    printf("  대기(R) : %d\n", h_wait);
    printf("  확정(M) : %d\n", h_confirm);
    printf("  완료(S) : %d\n", h_done);
    printf("  순지급액: %ld\n", h_net);
    printf("  마감결과: %s\n", (h_wait == 0 && h_confirm == 0) ? "정상마감" : "미완료 잔존");
    if (h_wait || h_confirm)
        tx_log(TX_LOG_WARN, "[py_bt_0004] 미완료 대기=%d 확정=%d", h_wait, h_confirm);
    tx_log(TX_LOG_INFO, "[py_bt_0004] 마감 date=%s net=%ld", biz_date, h_net);
    return (h_wait == 0 && h_confirm == 0) ? TX_OK : TX_FAIL;
}

int main(int argc, char **argv)
{
    const char *biz_date;
    const char *target;
    int rc;

    tx_set_loglevel(TX_LOG_INFO);
    if (argc < 2) {
        fprintf(stderr, "사용법: %s <YYYYMMDD> [db@host]\n", argv[0]);
        return 2;
    }
    biz_date = argv[1];
    target   = (argc >= 3) ? argv[2] : NULL;
    if (!date_is_valid(biz_date)) {
        fprintf(stderr, "오류: 유효하지 않은 영업일 '%s'\n", biz_date);
        return 2;
    }
    tx_log(TX_LOG_INFO, "[py_bt_0004] 배치 시작 date=%s", biz_date);
    rc = py_dbio_connect(target);
    if (rc != TX_OK) {
        tx_log(TX_LOG_ERROR, "[py_bt_0004] DB 접속 실패 rc=%d", rc);
        return 1;
    }
    rc = run_py_bt_0004(biz_date);
    py_dbio_disconnect();
    tx_log(TX_LOG_INFO, "[py_bt_0004] 배치 종료 rc=%d(%s)", rc, tx_strerror(rc));
    return (rc == TX_OK) ? 0 : 1;
}
