#include "SharedRingBuffer.h"
#include "../ipc/MutexFactory.h"
#include "../ipc/MutexHelper.h"

SharedRingBuffer::SharedRingBuffer(object_id_t objectId, const size_t size,
		bool overwriteOld, size_t maxExcessBytes):
		SystemObject(objectId), SimpleRingBuffer(size, overwriteOld,
		maxExcessBytes) {
	mutex = MutexFactory::instance()->createMutex();
}


SharedRingBuffer::SharedRingBuffer(object_id_t objectId, uint8_t *buffer,
		const size_t size, bool overwriteOld, size_t maxExcessBytes):
		SystemObject(objectId), SimpleRingBuffer(buffer, size, overwriteOld,
		maxExcessBytes) {
	mutex = MutexFactory::instance()->createMutex();
}


void SharedRingBuffer::setToUseReceiveSizeFIFO(size_t fifoDepth) {
	this->fifoDepth = fifoDepth;
}

ReturnValue_t SharedRingBuffer::lockRingBufferMutex(
        MutexIF::TimeoutType timeoutType, dur_millis_t timeout) {
    return mutex->lockMutex(timeoutType, timeout);
}

ReturnValue_t SharedRingBuffer::unlockRingBufferMutex() {
    return mutex->unlockMutex();
}



MutexIF* SharedRingBuffer::getMutexHandle() const {
    return mutex;
}

ReturnValue_t SharedRingBuffer::initialize() {
	if(fifoDepth > 0) {
		receiveSizesFIFO = new DynamicFIFO<size_t>(fifoDepth);
	}
	return SystemObject::initialize();
}

DynamicFIFO<size_t>* SharedRingBuffer::getReceiveSizesFIFO() {
	if(receiveSizesFIFO == nullptr) {
		// Configuration error.
#if CPP_OSTREAM_ENABLED == 1
		sif::warning << "SharedRingBuffer::getReceiveSizesFIFO: Ring buffer"
				<< " was not configured to have sizes FIFO, returning nullptr!"
				<< std::endl;
#endif
	}
	return receiveSizesFIFO;
}