/* @tier easy @module mm @transform master-online */
/*
 * mm_ol_0012.pgc - 카드사 마스터 등록 서비스 (MM_OL_0012)  [tier=easy]
 *
 * 신규 카드사를 마스터(mm_issuer)에 등록한다. 카드사코드 중복이면 반려하고,
 * 등록 후 카드사 변경이력(mm_issuer_hist) 에 'I' 이벤트를 남긴다.
 * (CRUD + 이력)
 */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

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

EXEC SQL INCLUDE sqlca;

TX_SERVICE(MM_OL_0012, ctx)
{
    EXEC SQL BEGIN DECLARE SECTION;
    char h_issuer_cd[8];
    char h_issuer_nm[64];
    char h_settle_bank[8];
    char h_status[2];
    char h_reg_date[9];
    long h_dup;
    EXEC SQL END DECLARE SECTION;

    char issuer_cd[8];
    char issuer_nm[64];
    char settle_bank[8];

    tx_log(TX_LOG_INFO, "[MM_OL_0012] 카드사 마스터 등록 서비스 진입");

    if (tx_buf_get(ctx->in, "ISSUERCD", issuer_cd, sizeof(issuer_cd)) != TX_OK ||
        tx_buf_get(ctx->in, "ISSUERNM", issuer_nm, sizeof(issuer_nm)) != TX_OK ||
        tx_buf_get(ctx->in, "SETTLEBANK", settle_bank, sizeof(settle_bank)) != TX_OK) {
        tx_log(TX_LOG_ERROR, "[MM_OL_0012] 필수 필드 누락");
        tx_buf_sets(ctx->out, "ERRCODE", "MM1200");
        tx_return(ctx, TX_EINVAL, ctx->out);
        return;
    }

    strncpy(h_issuer_cd, issuer_cd, sizeof(h_issuer_cd) - 1);
    h_issuer_cd[sizeof(h_issuer_cd) - 1] = '\0';
    strncpy(h_issuer_nm, issuer_nm, sizeof(h_issuer_nm) - 1);
    h_issuer_nm[sizeof(h_issuer_nm) - 1] = '\0';
    strncpy(h_settle_bank, settle_bank, sizeof(h_settle_bank) - 1);
    h_settle_bank[sizeof(h_settle_bank) - 1] = '\0';
    strncpy(h_status, MM_ST_DONE, sizeof(h_status) - 1);
    h_status[sizeof(h_status) - 1] = '\0';
    date_today(h_reg_date);

    /* 중복 카드사코드 체크 */
    EXEC SQL
        SELECT COUNT(*) INTO :h_dup
          FROM mm_issuer
         WHERE issuer_cd = :h_issuer_cd;

    if (sqlca.sqlcode != TX_SQL_OK && sqlca.sqlcode != TX_SQL_NOTFOUND) {
        TX_DBIO_LOG_ERR("SELECT dup mm_issuer");
        tx_buf_sets(ctx->out, "ERRCODE", "MM1201");
        tx_return(ctx, TX_EDB, ctx->out);
        return;
    }
    if (h_dup > 0) {
        tx_log(TX_LOG_WARN, "[MM_OL_0012] 카드사코드 중복 issuer=%s", issuer_cd);
        tx_buf_sets(ctx->out, "ERRCODE", "MM1202");
        tx_return(ctx, TX_FAIL, ctx->out);
        return;
    }

    if (tx_begin() != TX_OK)
        tx_log(TX_LOG_WARN, "[MM_OL_0012] tx_begin 경고");

    EXEC SQL
        INSERT INTO mm_issuer
               (issuer_cd, issuer_nm, settle_bank, status, reg_date)
        VALUES (:h_issuer_cd, :h_issuer_nm, :h_settle_bank, :h_status, :h_reg_date);

    if (sqlca.sqlcode != TX_SQL_OK) {
        TX_DBIO_LOG_ERR("INSERT mm_issuer");
        tx_abort();
        tx_buf_sets(ctx->out, "ERRCODE", "MM1203");
        tx_return(ctx, TX_EDB, ctx->out);
        return;
    }

    EXEC SQL
        INSERT INTO mm_issuer_hist
               (issuer_cd, chg_type, chg_status, chg_date)
        VALUES (:h_issuer_cd, 'I', :h_status, :h_reg_date);

    if (sqlca.sqlcode != TX_SQL_OK) {
        TX_DBIO_LOG_ERR("INSERT mm_issuer_hist");
        tx_abort();
        tx_buf_sets(ctx->out, "ERRCODE", "MM1204");
        tx_return(ctx, TX_EDB, ctx->out);
        return;
    }

    tx_commit();

    tx_buf_reset(ctx->out);
    tx_buf_sets(ctx->out, "ISSUERCD", issuer_cd);
    tx_buf_sets(ctx->out, "ISSUERNM", issuer_nm);
    tx_buf_sets(ctx->out, "SETTLEBANK", settle_bank);
    tx_buf_sets(ctx->out, "STATUS", h_status);
    tx_buf_sets(ctx->out, "REGDATE", h_reg_date);
    tx_buf_sets(ctx->out, "ERRCODE", RESP_OK);
    tx_log(TX_LOG_INFO, "[MM_OL_0012] 카드사 등록완료 issuer=%s 명=%s",
           issuer_cd, issuer_nm);
    tx_return(ctx, TX_OK, ctx->out);
}