// Copyright 2005-2017 The Mumble Developers. All rights reserved.
// Use of this source code is governed by a BSD-style license
// that can be found in the LICENSE file at the root of the
// Mumble source tree or at <https://www.mumble.info/LICENSE>.

#include "mumble_pch.hpp"

#if MAC_OS_X_VERSION_MAX_ALLOWED >= 1070
static bool appNapSuppressed = false;
#endif

void MUSuppressAppNap(bool suppress) {
#if MAC_OS_X_VERSION_MAX_ALLOWED >= 1070
	NSProcessInfo *processInfo = [NSProcessInfo processInfo];
	if (![processInfo respondsToSelector:@selector(disableAutomaticTermination:)]) {
		return;
	}

	if (suppress == appNapSuppressed) {
		qWarning("AppNap: attempt to set AppNap suppression state to %s while already in that state.", suppress ? "true" : "false");
		return;
	}

	QString translatedReason = QApplication::tr("Mumble is currently connected to a server");
	NSString *reason = const_cast<NSString *>(reinterpret_cast<const NSString *>(CFStringCreateWithCharacters(kCFAllocatorDefault, reinterpret_cast<const UniChar *>(translatedReason.unicode()), translatedReason.length())));

	if (suppress) {
		[[NSProcessInfo processInfo] disableAutomaticTermination:reason];
		qWarning("AppNap: suppressed with reason: '%s'", qPrintable(translatedReason));
	} else {
		[[NSProcessInfo processInfo] enableAutomaticTermination:reason];
		qWarning("AppNap: re-enabled, was suppressed with reason: '%s'", qPrintable(translatedReason));
	}

	appNapSuppressed = suppress;

	[reason release];
#else
	Q_UNUSED(suppress);
#endif
}
