#include <stdio.h>
#include <stdarg.h>
#include <string.h>

#include <config.h>
#include <logger.h>

#define COLOR_TRACE COLOR_GREEN
#define COLOR_DEBUG COLOR_BLUE
#define COLOR_INFO COLOR_CYAN
#define COLOR_WARN COLOR_YELLOW
#define COLOR_ERROR COLOR_RED
#define COLOR_FATAL COLOR_MAGENTA

void
logger_log(FILE *stream, log_level_t level, const char *filename, int line, const char *func, const char *msg, ...)
{
    if(global_config.log_level < level)
    {
        return;
    }

    switch(level)
    {
        case LOG_LEVEL_TRACE:
            fprintf(stream, COLOR_TRACE "[TRACE] ");
            break;
        case LOG_LEVEL_DEBUG:
            fprintf(stream, COLOR_DEBUG "[DEBUG] ");
            break;
        case LOG_LEVEL_INFO:
            fprintf(stream, COLOR_INFO  "[INFO ] ");
            break;
        case LOG_LEVEL_WARN:
            fprintf(stream, COLOR_WARN  "[WARN ] ");
            break;
        case LOG_LEVEL_ERROR:
            fprintf(stream, COLOR_ERROR "[ERROR] ");
            break;
        case LOG_LEVEL_FATAL:
            fprintf(stream, COLOR_FATAL "[FATAL] ");
            break;
        default:
            fprintf(stream, COLOR_NONE  "[LOG  ] ");
            break;
    }

    char timestamp_str[32];
    time_t rawtime;
    time(&rawtime);
    strftime(timestamp_str, 32, "%Y-%m-%d %H:%M:%S", localtime(&rawtime));

    fprintf(stream, "%s %s:%d:%s " COLOR_NONE, timestamp_str, filename, line, func);

    va_list args;
    va_start(args, msg);
    vfprintf(stream, msg, args);
    va_end(args);
}