mwe/resource-manager/resource_manager.cpp


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#include "resource_manager.h"
#include "constants.h"
#include "resource.h"
#include <unordered_map>

ResourceManager* ResourceManager::m_single_resource_manager = nullptr;

ResourceManager* ResourceManager::get_instance(){
	if (m_single_resource_manager == nullptr) {
		m_single_resource_manager = new ResourceManager();
	}
	return m_single_resource_manager;
}


ResourceManager::ResourceManager(){
}

ResourceManager::~ResourceManager(){

	for(auto pair : m_resources){
		delete pair.second;
	}

	delete m_single_resource_manager;
}


void ResourceManager::Unload(const Constants::FILE_PATH& file_path){
	std::unordered_map<Constants::FILE_PATH, Resource* >::iterator itr = m_resources.find(file_path);
	if(itr != m_resources.end()){
		delete itr->second;
		m_resources.erase(itr);
	}
}