// This file is a part of Framsticks SDK.  http://www.framsticks.com/
// Copyright (C) 1999-2015  Maciej Komosinski and Szymon Ulatowski.
// See LICENSE.txt for details.

#include "loggers.h"
#include <common/stl-util.h>

void _logMessageSingleLine(const char *o, const char *m, int w, const char *txt)
{
	tlsGetRef(message_handler_manager_instance).send(o, m, w, txt);
}

THREAD_LOCAL_DEF(LoggerManager, message_handler_manager_instance);

void LoggerManager::send(int level, const char *o, const char *m, int w, const char *bl)
{
	if (level >= handlers.size()) level = handlers.size() - 1;
	bool blocked = 0;
	for (int i = level; i >= 0; i--)
	{
		LoggerBase *r = handlers(i);
		if ((!(r->options & LoggerBase::Paused)) &&
			((!blocked) || (r->options & LoggerBase::CannotBeBlocked)))
		{
			r->handle(o, m, w, bl);
			if (!(r->options & LoggerBase::DontBlock)) blocked = 1;
		}
	}
}

int LoggerManager::add(LoggerBase *h)
{
	h->manager = this;
	handlers += h;
	return handlers.size() - 1;
}

void LoggerManager::remove(int i)
{
	LoggerBase *h = handlers(i);
	h->manager = NULL;
	handlers.remove(i);
}

void LoggerManager::remove(LoggerBase *h)
{
	int i;
	if ((i = handlers.find(h)) < 0) return;
	remove(i);
}

void LoggerManager::removeAll()
{
	while (handlers.size() > 0)
		remove(handlers.size() - 1);
}

//////////////////////////////////

void LoggerBase::send(const char *o, const char *m, int w, const char *bl)
{
	if (!isEnabled()) return;
	int level = manager->find(this);
	if (level >= 0) manager->send(level - 1, o, m, w, bl);
}

void LoggerBase::logPrintf(const char *o, const char *m, int w, const char *bl, ...)
{
	if (!isEnabled()) return;
	string buf;
	va_list argptr;
	va_start(argptr, bl);
	buf = ssprintf_va(bl, argptr);
	va_end(argptr);
	send(o, m, w, buf.c_str());
}


void LoggerBase::enable()
{
	if (isEnabled()) return;
	tlsGetRef(message_handler_manager_instance).add(this);
}

void LoggerBase::disable()
{
	if (!isEnabled()) return;
	tlsGetRef(message_handler_manager_instance).remove(this);
}

void LoggerBase::pause()
{
	if (isPaused()) return;
	options |= Paused;
}

void LoggerBase::resume()
{
	if (!isPaused()) return;
	options &= ~Paused;
}

/////////////////////////////////

void LoggerToMemory::handle(const char *o, const char *m, int w, const char *bl)
{
	if (w > maxlevel) maxlevel = w;
	if (w >= LOG_INFO) infocount++;
	if (w >= LOG_WARN) warncount++;
	if (w >= LOG_ERROR) errcount++;

	if (w >= minleveltostore)
	{
		storedcount++;
		if (options & (StoreFirstMessage | StoreAllMessages))
		{
			if (!((options&StoreFirstMessage) && (msgs.len() > 0)))
			{
				if (msgs.len() > 0) msgs += '\n';
				msgs += SString::sprintf(LOG_FORMAT,LOG_LEVEL[w+1],o,m,bl);
			}
		}
	}
}