/**
 * Copyright (c) 2017-present, Facebook, Inc.
 * All rights reserved.
 *
 * This source code is licensed under the BSD-style license found in the
 * LICENSE file in the root directory of this source tree. An additional grant
 * of patent rights can be found in the PATENTS file in the same directory.
 */
#ifndef __LOGGER_H__
#define __LOGGER_H__

#include <syslog.h>
#include <libgen.h>

#define __filename__ (basename(__FILE__))
#ifdef CONSOLE_LOG
#    define logit(facility, fmt, ...)                                     \
        {                                                                 \
            if (facility != LOG_DEBUG)                                    \
                printf(fmt "\n", ##__VA_ARGS__);                          \
            else                                                          \
                printf("[%s:%d, %s()]:" fmt "\n", __filename__, __LINE__, \
                       __func__, ##__VA_ARGS__);                          \
        }

#elif SYS_LOG /* syslog */
#    define logit(facility, fmt, ...)                                          \
        {                                                                      \
            if (facility != LOG_DEBUG)                                         \
                syslog(facility, fmt "\n", ##__VA_ARGS__);                     \
            else                                                               \
                syslog(facility, "<d> [%s:%d, %s()]: " fmt "\n", __filename__, \
                       __LINE__, __func__, ##__VA_ARGS__);                     \
        }
#elif OCCLI_LOG
#    define logit(facility, fmt, ...)                                          \
        {                                                                      \
            FILE *fp;                                                          \
            fp = fopen("./log/logFileOccli.txt", "a");                         \
            if (facility != LOG_DEBUG)                                         \
                fprintf(fp, fmt "\n", ##__VA_ARGS__);                          \
            else                                                               \
                fprintf(fp, "[%s:%d, %s()]:" fmt "\n", __filename__, __LINE__, \
                        __func__, ##__VA_ARGS__);                              \
            fclose(fp);                                                        \
        }
#else
#    define logit(facility, fmt, ...)                                          \
        {                                                                      \
            FILE *fp;                                                          \
            fp = fopen("./log/logFileMW.txt", "a");                            \
            if (facility != LOG_DEBUG)                                         \
                fprintf(fp, fmt "\n", ##__VA_ARGS__);                          \
            else                                                               \
                fprintf(fp, "[%s:%d, %s()]:" fmt "\n", __filename__, __LINE__, \
                        __func__, ##__VA_ARGS__);                              \
            fclose(fp);                                                        \
        }
#endif

#define logemerg(fmt, ...) logit(LOG_EMERG, "<E> " fmt, ##__VA_ARGS__)
#define logalert(fmt, ...) logit(LOG_ALERT, "<A> " fmt, ##__VA_ARGS__)
#define logcrit(fmt, ...) logit(LOG_CRIT, "<C> " fmt, ##__VA_ARGS__)
#define logerr(fmt, ...) logit(LOG_ERR, "<e> " fmt, ##__VA_ARGS__)
#define logwarn(fmt, ...) logit(LOG_WARNING, "<w> " fmt, ##__VA_ARGS__)
#define lognotice(fmt, ...) logit(LOG_NOTICE, "<n> " fmt, ##__VA_ARGS__)
#define loginfo(fmt, ...) logit(LOG_INFO, "<i> " fmt, ##__VA_ARGS__)
#define logdebug(fmt, ...) logit(LOG_DEBUG, fmt, ##__VA_ARGS__)

/*
 * @param ident an input value (by pointer)
 *
 */
extern void initlog(const char *ident);
/*
 * deinitialize the logging routine
 *
 */
extern void deinitlog(void);

#endif /* __LOGGER_H__ */