import java.io.IOException;
import java.io.FileWriter;
import java.io.File;
import java.util.Scanner;
import java.io.FileNotFoundException;
import java.util.ArrayList;

public class Database {

    public static boolean userExists(String username) 
    {
        boolean found = false;    

        try {
            File filex=new File("c:\\tmp\\FavoriteMovies\\files\\login_cred.txt");
            Scanner scan;
            scan = new Scanner(filex);

            scan.useDelimiter("[\n]");


            if(scan.hasNext() && !found ) {
                
                String line_ = scan.nextLine();
                
                if(line_.equals(username))
                    found = true;
            }
            scan.close();
        }
        catch (FileNotFoundException e1) {
            // TODO Auto-generated catch block
            e1.printStackTrace();
        }

        return found;
    }

    public static void addMovie(Movie m){
        try {

            FileWriter fw = new FileWriter( "C:\\Users\\skc\\eclipse-workspace\\first\\Favorite_Movies\\src\\files\\data.txt",true); 
            fw.write(m.getMovieId()); 

            fw.append(" ").write(m.getTitle());

            fw.append(" ").write(m.getYear());
            
            fw.append(" ").write(m.getLength());
            
            fw.append(" ").write(m.getGenre());
            
            fw.append(" ").write(m.getStudioName());
            
            fw.append(" ").write(m.getProducerName()); 
            
            fw.append(" ").write(m.getShortDescription());
            
            fw.append(" ").write(String.valueOf(m.getAvgRating())); 
            
            fw.append(" ").write(m.getNumWatched());
            
            fw.write("\n");

            fw.close();

        } 
        catch (IOException e1) { // TODO Auto-generated catch block
            e1.printStackTrace(); 
        }

    }

    public static void addStar(Star s)
    {

    }

    public static void addRating(Rating r)
    {

    }

    public static int findMovieId(String title)
    {
        // TODO 6: search all titles and find matching movie id , return 0 if not found
        return 1;
    }

    public static void incNumWatched(int movieId)
    {
        // TODO 7: find movie by id and increment numWatched by 1
    }

    public static Movie findTopMovieByGenre(String genre)
    {
        Movie m = new Movie();
        // TODO 8: search all movies by genre, and find the one with the top rating and return it
        return m;
    }

    public static ArrayList<Movie> findMoviesForStar(String starName)
    {
        
        ArrayList<Movie> list = new ArrayList<Movie>();
        // TODO 9: search all movies in which the star has acted and return a list  
        return list;
    }
        
}