PRO2 gestio

/*
* Copyright (c) 2014 Sergi Granell
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/

#include "Cjt_estudiants.hpp"

void redondear_e_a(Estudiant & est);
/* Pre: est tiene nota */
/* Post: est pasa a tener su nota original redondeada */

int main()
{
    Cjt_estudiants cjt;
    cout << "Escriu la mida del conjunt i els elements" << endl;

    cjt.llegir_cjt_estudiants();
    int opcio = 0;
    while (opcio != -6) {
        cout << "Escriu una opcio: " << endl;
        opcio = readint();
        switch (opcio) {
        case -1: {
            cout << "Escriu un estudiant:" << endl;
            Estudiant e;
            e.llegir_estudiant();
            cjt.afegir_estudiant(e);
            break;
        }
        case -2: {
            int dni = readint();
            if (cjt.existeix_estudiant(dni)) {
                Estudiant e = cjt.consultar_estudiant(dni);
                if (e.te_nota())
                    cout << "El estudiant " << dni << " te nota " << e.consultar_nota() << endl;
                else
                    cout << "El estudiant " << dni << " no te nota" << endl;
            } else {
                cout << "El estudiant " << dni << " no existeix" << endl;
            }
            break;
        }
        case -3: {
            cout << "Escriu el DNI i la nova nota: ";
            int dni = readint();
            double nota = readdouble();
            if (cjt.existeix_estudiant(dni)) {
                Estudiant e = cjt.consultar_estudiant(dni);
                if (e.te_nota())
                    e.modificar_nota(nota);
                else
                    e.afegir_nota(nota);
                cjt.modificar_estudiant(e);
            } else {
                cout << "El estudiant " << dni << " no existeix" << endl;
            }
            break;
        }
        case -4: {
            for (int i = 1; i <= cjt.mida(); ++i) {
                Estudiant e = cjt.consultar_iessim(i);
                if (e.te_nota()) {
                    redondear_e_a(e);
                    cjt.modificar_iessim(i, e);
                }
            }
            break;
        }
        case -5:
            cjt.escriure_cjt_estudiants();
            break;
        }
    }
}