#include "Assignment.h"
#include "Error.h"
#include "Manager.h"

using err::Error;
using util::Manager;
namespace models {
    Assignment::Assignment(const int& user_id, const int& task_id) : user_id(user_id), task_id(task_id) {}
    Assignment::Assignment(): user_id(0), task_id(0) {}

    ostream& Assignment::write(ostream& stream) const
    {
        stream << *this;
        return stream;
    }

    int Assignment::get_task_id() const {
        return this->task_id;
    }

    int Assignment::get_user_id() const {
        return this->user_id;
    }

    ostream& operator<<(ostream& os, const Assignment& assignment) {
        os << assignment.get_user_id() << " " << assignment.get_task_id() << "\n";
        return os;
    }

    istream& operator>>(istream& is, Assignment& assignment) {
        int user_id;
        is >> user_id;
        if (!is)
            throw Error(602, "Datei hat ein unbekanntes Format.");
        int task_id;
        is >> task_id;
        if (!is)
            throw Error(602, "Datei hat ein unbekanntes Format.");
       assignment= {user_id, task_id};
        return is;
    }
} // models