#include <vector>
#include <string>

#include "LoadFilesCommand.h"
#include "MuseumDeserializer.h"
#include "Exception.h"
#include "FileReaderFactory.h"
#include "FileReader.h"
#include "ToggleMuseumPauseCommand.h"
#include "ParserFactory.h"

using namespace std;

LoadFilesCommand::LoadFilesCommand(Museum & m, int argc, char ** argv) : museum(m) {
	vector<string> files = {};
	for (size_t i = 0; i < argc; i++) {
		files.push_back(string(argv[i]));
	}
	this->files = files;
}

LoadFilesCommand::LoadFilesCommand(Museum & m, vector<string> files) : museum(m) {
	this->files = files;
}

void LoadFilesCommand::load_files() {
	ToggleMuseumPauseCommand(this->museum, true).execute();

	MuseumDeserializer deserializer { this->museum };
	for (string url : files) {
		unique_ptr<FileReader> file = FileReaderFactory::open(url);
		try {
			ParserFactory::parse(*file, deserializer);
		} catch (Exception & e) {
			throw Exception("parser error: %s (%s)", e.what(), url.c_str());
		}
	}
}

void LoadFilesCommand::execute() {
	try {
		this->load_files();
	} catch (Exception & e) {
		throw Exception("LoadFilesCommand error: %s", e.what());
	}
}