#include "logUb.h"

#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
#include <time.h>

static const char *LogLevelStr[] = {
    "VERBOSE",
    "DEBUG",
    "INFO",
    "WARR",
    "ERROR",
    "TRACE",
    "TEST_TIPS",
};

void ub_log_free(ILog *impl)
{
    if (impl != NULL) {
        free(impl);
        impl = NULL;
    }
}

#define LOG_BUFF_SIZE (256)
#define LOG_TIME_BUF_SIZE (32)
static void ub_log_fmt(ILog *log, const LogLeveL level, const char *fmt, ...)
{
    time_t rawtime;
    time(&rawtime);
    char ubt_time_buf[LOG_TIME_BUF_SIZE] = {0};
    struct tm *info = localtime(&rawtime);
    strftime(ubt_time_buf, LOG_TIME_BUF_SIZE, "%y-%m-%d %H:%M:%S", info);

    va_list args;
    size_t length;
    static char ubt_log_buf[LOG_BUFF_SIZE];
    va_start(args, fmt);
    length = vsnprintf(ubt_log_buf, sizeof(ubt_log_buf) - 1, fmt, args);
    if (length > LOG_BUFF_SIZE - 1)
        length = LOG_BUFF_SIZE - 1;
    printf("[%s][%s] %s\n", ubt_time_buf, LogLevelStr[level], ubt_log_buf);
    va_end(args);
}

RETURN_CODE_C ub_log_init(ILog *impl)
{
    return CreateReturnCode(C_RETURN_CODE_OK);
}

RETURN_CODE_C ub_log_unInit(ILog *impl)
{
    return CreateReturnCode(C_RETURN_CODE_OK);
}

void init_Log_Ubuntu(LogUbuntu *lu)
{
    ((ILog*)lu)->log_fmt = ub_log_fmt;
    ((ILog*)lu)->init = ub_log_init;
    ((ILog*)lu)->free = ub_log_free;
    ((ILog*)lu)->unInit = ub_log_unInit;
}

RETURN_CODE_C new_log(LogUbuntu **log_ub)
{
    if (!log_ub) {
        printf("C_RETURN_CODE_INVALID_PARAMENTER\n");
        return CreateReturnCode(C_RETURN_CODE_INVALID_PARAMENTER);
    }
    // log_ub为NULL
    if (!(*log_ub)) {
        *log_ub = (LogUbuntu *)malloc(sizeof(LogUbuntu));
        // malloc success
        if (*log_ub) {
            printf("new_log succeed.\n");
            new_i_Log((ILog **)log_ub);
            init_Log_Ubuntu(*log_ub);
            return CreateReturnCode(C_RETURN_CODE_OK);
        }
        // malloc failed
        // init_Log_Ubuntu(*log_ub);
        printf("new_log failed.\n");
        return CreateReturnCode(C_RETURN_CODE_NOT_OK);
    }
    // log_ub 不为NULL
    init_Log_Ubuntu(*log_ub);
    return CreateReturnCode(C_RETURN_CODE_OK);
}