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// Copyright Epic Games, Inc. All Rights Reserved.

#include "zencore/logging.h"

#include <spdlog/sinks/stdout_color_sinks.h>

namespace zen {

// We shadow the underlying spdlog default logger, in order to avoid a bunch of overhead
spdlog::logger* TheDefaultLogger;

}  // namespace zen

namespace zen::logging {

spdlog::logger&
Default()
{
	return *TheDefaultLogger;
}

void
SetDefault(std::shared_ptr<spdlog::logger> NewDefaultLogger)
{
	spdlog::set_default_logger(NewDefaultLogger);
	TheDefaultLogger = spdlog::default_logger_raw();
}

spdlog::logger&
Get(std::string_view Name)
{
	std::shared_ptr<spdlog::logger> Logger = spdlog::get(std::string(Name));

	if (!Logger)
	{
		Logger = Default().clone(std::string(Name));
		spdlog::register_logger(Logger);
	}

	return *Logger;
}

std::once_flag					ConsoleInitFlag;
std::shared_ptr<spdlog::logger> ConLogger;

spdlog::logger&
ConsoleLog()
{
	std::call_once(ConsoleInitFlag, [&] {
		ConLogger = spdlog::stdout_color_mt("console");

		ConLogger->set_pattern("%v");
	});

	return *ConLogger;
}

void
InitializeLogging()
{
	TheDefaultLogger = spdlog::default_logger_raw();
}

void
ShutdownLogging()
{
	spdlog::drop_all();
	spdlog::shutdown();
}

}  // namespace zen::logging