import java.util.Scanner;
import java.io.File;
import java.io.FileNotFoundException;
import java.util.HashMap;

class VirusHoved {
    private HashBeholder beholder = new HashBeholder();

    public VirusHoved() {
        Scanner filliste;
        try {
            filliste = new Scanner(new File("tekstfiler/metadata.txt"));

            while (filliste.hasNextLine()) {
                String filnavn = filliste.nextLine().trim();
                lesAvFil(filnavn);
            }

        } catch (FileNotFoundException e) {
            System.out.println("waaagh");
        }
        while (beholder.antallMaps() > 1) {
            System.out.println(beholder.antallMaps());
            HashMap<String, SubSekvens> map1 = beholder.fjernMap();
            HashMap<String, SubSekvens> map2 = beholder.fjernMap();
            HashMap<String, SubSekvens> nyMap = HashBeholder.slaaSammen(map1, map2);
            beholder.settInnMap(nyMap);
        }

    }

    private void lesAvFil(String filnavn) throws FileNotFoundException{
        Scanner scanner = new Scanner(new File("tekstfiler/" + filnavn));
        HashMap<String, SubSekvens> nyMap = new HashMap<String, SubSekvens>();

        while (scanner.hasNextLine()) {
            String key = scanner.nextLine().trim();
            SubSekvens subsekvens = new SubSekvens(key);

            if (nyMap.containsKey(key)) {
                nyMap.get(key).oekAntall(nyMap.get(key).hentAntall());
            } else {
                nyMap.put(key, subsekvens);
            }
        }

        beholder.settInnMap(nyMap);
        scanner.close();
    }

    public String toString() {
        for (HashMap<String, SubSekvens> map : beholder) {
            System.out.println(map);
            for (String key : map.keySet()) {
                System.out.print(key + " - ");
                System.out.println(map.get(key).hentAntall());

            }
        }
        return "";
    }

}