//
// Created by Nik on 20/05/2022.
//

#include "Student.h"
#include <fstream>
#include <iostream>

Student::Student(unsigned int id, std::string name, std::string surname, Date date, Address address) :
    id(id), name(name), surname(surname), dateOfBirth(date), address(address) {}

std::string Student::toString() const {
    return std::to_string(id) + "," + name + "," + surname + "," + dateOfBirth.toString() + "," + address.toString() + "\n";
}

std::vector<std::shared_ptr<Student>> Student::LoadFromFile(const std::string &fileName) {

    std::vector<std::shared_ptr<Student>> ret;
    std::ifstream file (fileName);
    std::string line;

    unsigned int id;
    std::string name, surname;

    Address address;

    while (std::getline(file,line)){
        std::stringstream word(line);
        std::string tmp;
        try {
            std::getline(word,tmp,',');
            id  = std::stoi(tmp);
            std::getline(word,tmp,',');
            name = tmp;
            std::getline(word,tmp,',');
            surname = tmp;
            std::getline(word,tmp,',');
            Date dateOfBirth = Date::getDateFromString(tmp);
            std::getline(word,tmp,',');
            address.setStreet(tmp);
            std::getline(word,tmp,',');
            address.setPost(tmp);
            std::getline(word,tmp,',');
            address.setCountry(tmp);
            std::shared_ptr<Student> tmppoint = std::make_shared<Student>(id,name,surname,dateOfBirth,address);
            ret.push_back(tmppoint);

        }catch (UnparseableDateException e){
            std::cout << e.what() << "\n";
        }catch (InvalidDateException e){
            std::cout << e.what() << "\n";
        }
    }
    file.close();
    return ret;
}

void Student::SaveToFile(const std::vector<std::shared_ptr<Student>> &students, const std::string &fileName) {
    std::ofstream file (fileName);
    for (int i = 0; i < students.size(); ++i) {
        file << students[i]->toString();
    }
    file.close();
}