/**
 * @brief
 * The only one header file for the other modules to use log module.
 */
#ifndef LOG_H
#define LOG_H
#define LogVerbose(...) Log(__FUNCTION__, __LINE__, LOG_TYPE_VERBOSE, __VA_ARGS__)
#define LogDebug(...) Log(__FUNCTION__, __LINE__, LOG_TYPE_DEBUG, __VA_ARGS__)
#define LogInfo(...) Log(__FUNCTION__, __LINE__, LOG_TYPE_INFORMATION, __VA_ARGS__)
#define LogWarning(...) Log(__FUNCTION__, __LINE__, LOG_TYPE_WARNING, __VA_ARGS__)
#define LogError(...) Log(__FUNCTION__, __LINE__, LOG_TYPE_ERROR, __VA_ARGS__)
#define LogTrace(...) Log(__FUNCTION__, __LINE__, LOG_TYPE_TRACE, __VA_ARGS__)
// For test code, never using in release version.
// #define LogTestTips(...) TestTips(LOG_TYPE_TEST_TIPS, __VA_ARGS__)

// TODO:
#if 1 // For wifi log, should delete finally.
#define LOGD(...)

#define LOGI(...)

#define LOGW(...)

#define LOGE(...)

#define LOGF(...)
#endif

/**
 * @brief
 * log type.
 */
enum LogType
{
    LOG_TYPE_VERBOSE = 0,
    LOG_TYPE_DEBUG,
    LOG_TYPE_INFORMATION,
    LOG_TYPE_WARNING,
    LOG_TYPE_ERROR,
    LOG_TYPE_TRACE,
    LOG_TYPE_TEST_TIPS,
    LOG_TYPE_END
};
/**
 * @brief
 * instance type of log module.
 */
enum LogInstanceType
{
    LOG_SERIAL_PRINT = 0, // for serial print.
    LOG_EASYLOGGING,    // for easylogging++.
    LOG_CAPTURE_LOG,      // capture log to other who need it
    LOG_INSTANCE_TYPE_END

};
/**
 * @brief
 * Log setting
 */
typedef struct LogSetting
{
    const char *fileName;                // File name of saving log.
    const char *maxSize;                 // Max size of saving log.
    const int (*callback)(const char *); //

    const int (*callback_InFo)(const char *);
    const int (*callback_Warning)(const char *);
    const int (*callback_Error)(const char *);
    const int (*callback_Debug)(const char *);
    const int (*callback_Trace)(const char *);
} LogSetting;
/*
** Make sure we can call this stuff from C++.
*/
#ifdef __cplusplus
extern "C"
{
#endif
    /**
     * @brief
     * Init what type of log to run, see LogInstanceType in this file.
     * @param logInstanceType
     * @param setting Setting of log module, See LogSetting.
     * @return true
     * @return false
     */
    int InitLog(const int logInstanceType, const LogSetting *setting);
    int UnInitLog();
    /**
     * @brief 
     * Print log
     * TODO: Crash will happen if print a string without '\0'.
     * @param function 
     * @param line 
     * @param type 
     * @param format 
     * @param ... 
     * @return int 
     */
    int Log(const char *function, int line, int type, const char *format, ...);
    /**
     * @brief
     * Only for test code.
     * @param format
     * @param ...
     * @return const char*
     */
    // const char *TestTips(int type, const char *format, ...);
#ifdef __cplusplus
}
#endif
#endif