functions-dvdinfo/movie.cpp

#include "movie.h"

string getMovieByPosition(int position, filemanip &file){
    int counter = 0 ;

    //Input Validation
    if (position < 1){
        return "" ;
    }

    file.reset();

    QString line = file.getnext() ;
    while(line != ""){
        if (counter == position){
            return line.toStdString() ;
        }
        line = file.getnext() ;
        counter++ ;
    }
    return "" ;

}


string getMovieByName(string moviename, filemanip &file){
    QString movie = QString::fromStdString(moviename) ;
    QStringList fields ;

    file.reset();

    QString line = file.getnext() ;
    while(line != "") {
        fields = line.split("|");
        if (fields[0] == movie){
            return line.toStdString() ;
        }
        line = file.getnext() ;
    }
    return "" ;
}

void showMovie(string movieinfo){
    QStringList fields = QString::fromStdString(movieinfo).split('|') ;

    if(fields.size() >= 15){
        cout << "==================== MOVIE =======================" <<endl
             << "Name:\t" << fields[0].toStdString() <<endl
             << "Rating:\t" << fields[7].toStdString() << endl
             << "Year:\t" << fields[8].toStdString() <<endl
             << "Genre:\t" << fields[9].toStdString() <<endl ;
    }

}

void showMovies(filemanip &file, int start, int end){
    int counter = 0;
    if(start < 1 || end < start)
        return ;

    file.reset();

    QString line = file.getnext() ;
    while(line != "") {
        if(counter >= start && counter <=end){
            showMovie(line.toStdString()) ;
        }
        line = file.getnext() ;
        counter++ ;
    }
}

void showMovies(filemanip &file, string keyword){

    QStringList fields ;

    if(keyword.size() < 1)
        return ;

    file.reset();

    QString line = file.getnext() ;
    while(line != "") {
        fields = line.split('|') ;
        if(fields[0].contains(QString::fromStdString(keyword),  Qt::CaseInsensitive)){
            showMovie(line.toStdString()) ;
        }
        line = file.getnext() ;
    }

}

string getMovieName(string movieinfo){

    QStringList fields = QString::fromStdString(movieinfo).split('|') ;

    if (fields.size() >= 15)
        return fields[0].toStdString() ;

    return "" ;

}
string getMovieRating(string movieinfo){

    QStringList fields = QString::fromStdString(movieinfo).split('|') ;

    if (fields.size() >= 15)
        return fields[7].toStdString() ;

    return "" ;

}

string getMovieYear(string movieinfo){

    QStringList fields = QString::fromStdString(movieinfo).split('|') ;

    if (fields.size() >= 15)
        return fields[8].toStdString() ;

    return "" ;

}

string getMovieGenre(string movieinfo){

    QStringList fields = QString::fromStdString(movieinfo).split('|') ;

    if (fields.size() >= 15)
        return fields[9].toStdString() ;

    return "" ;

}

void getMovieInfo(string movieinfo,  string &rating, string &year, string &genre){

    QStringList fields = QString::fromStdString(movieinfo).split('|') ;

    if (fields.size() >= 15){
       
        rating = fields[7].toStdString() ;
        year   = fields[8].toStdString() ;
        genre  = fields[9].toStdString() ;
    }

    return ;

}