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FileRepo.cpp
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FileRepo.cpp
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#include "FileRepo.h"
#include <Windows.h>
#include <fstream>
#include <string>
#include <vector>
using namespace std;
FileRepo::FileRepo(string filename)
{
this->filename = filename;
}
int FileRepo::addVictim(const Victim& victim)
{
std::ofstream f(filename, std::ios::app);
if (!f.is_open())
throw RepositoryException("File could not be open!");
f << victim << std::endl;
f.close();
}
int FileRepo::deleteVictim(const std::string& name)
{
ifstream f(filename);
if (!f.is_open())
throw RepositoryException("File could not be open!");
vector<Victim> victims{};
Victim v{};
while (f >> v)
{
victims.push_back(v);
}
int counter = 0;
for (auto v : victims) {
counter += 1;
if (v.getName() == name) {
victims.erase(victims.begin() + counter - 1);
}
}
f.close();
ofstream g(filename);
if (!g.is_open())
throw RepositoryException("File could not be open!");
for (auto v : victims) {
g << v << std::endl;
}
g.close();
}
int FileRepo::updateVictim(const std::string& name, const std::string& newPlaceOfOrigin, const int newAge, const std::string& newPhoto)
{
ifstream f(filename);
if (!f.is_open())
throw RepositoryException("File could not be open!");
vector<Victim> victims{};
Victim v{};
while (f >> v)
{
victims.push_back(v);
}
Victim newVictim{ name, newPlaceOfOrigin, newAge, newPhoto };
vector<Victim> vect{};
for (auto v : victims) {
if (v.getName() == newVictim.getName())
vect.push_back(newVictim);
else {
vect.push_back(v);
}
}
f.close();
ofstream g(filename);
if (!g.is_open())
throw RepositoryException("File could not be open!");
for (auto v : vect) {
g << v << std::endl;
}
g.close();
}
Victim FileRepo::findVictimByName(const std::string& name)
{
vector<Victim> victims{};
Victim v{};
ifstream f(filename);
if (!f.is_open())
throw RepositoryException("File could not be open!");
while (f >> v)
{
victims.push_back(v);
}
for (auto victim : victims) {
if (victim.getName() == name)
return victim;
}
return Victim{};
}
std::vector<Victim> FileRepo::getVictims() const
{
vector<Victim> victims{};
Victim v{};
ifstream f(filename);
if (!f.is_open())
throw RepositoryException("File could not be open!");
while (f >> v)
{
victims.push_back(v);
}
return victims;
}
Victim FileRepo::getCurrentVictim()
{
ifstream f(filename);
if (!f.is_open())
throw RepositoryException("File could not be open!");
std::vector<Victim> victims{};
Victim v{};
while (f >> v)
{
victims.push_back(v);
}
f.close();
return victims[this->current];
}
void FileRepo::next()
{
ifstream f(filename);
if (!f.is_open())
throw RepositoryException("File could not be open!");
std::vector<Victim> victims{};
Victim v{};
while (f >> v)
{
victims.push_back(v);
}
if (victims[this->current] == victims[victims.size() - 1]) { this->iterator(); }
else {
this->current++;
}
}
bool FileRepo::isEmpty()
{
ifstream f(filename);
if (!f.is_open())
throw RepositoryException("File could not be open!");
std::vector<Victim> victims{};
Victim v{};
while (f >> v)
{
victims.push_back(v);
}
return(victims.size() == 0);
}