#define FOOLOS_MODULE_NAME "log"
#include "log.h"

#include <stdarg.h>
#include <stdbool.h>

#include "kernel/kernel.h"
#include "kernel/fifo.h"

#include "lib/string/string.h"

static void log_string(char *str)
{
//        if(get_max_fd()>=2)   syscall_write(2,str,strlen(str));
	while(*str!=0)
	{
	    serial_write(*str++);
	}
}

void log(char *module_name, int log_level, char *format_string, ...)
{   
    #ifdef FOOLOS_LOG_OFF
	return;
    #endif

    if(log_level<FOOLOS_LOG_LEVEL)return;

    char buf_info[256];
    char buf_log[256];
    char buf_time[20];

    uint64_t t=timer_get_uptime_ms();
    uint32_t ms=t%1000;
    uint32_t s=t/1000;

    tfp_sprintf(buf_time,"[%04d %03d]",s,ms);

    va_list va;
    va_start(va,format_string);
    tfp_vsprintf(buf_info,format_string,va);
    va_end(va);

    tfp_sprintf(buf_log,"\033[36;40m%s\033[31;40m %10s:\033[37;40m %s\n",buf_time,module_name,buf_info);

    log_string(buf_log);
}

void panic(char *module_name,  char *message)
{
    char buf_log[256];
    tfp_sprintf(buf_log,"\033[41;37m\n !! KERNEL PANIC !! %s: %s\n\n\033[37;40m",module_name,message);

    //PANIC DIRECTLY TO STDOUT//
    syscall_write(1,buf_log,strlen(buf_log));
    log_string(buf_log);

    while(1)
    {
        asm volatile("cli");
	asm volatile("hlt");
    }
}