package design.model;

import com.fasterxml.jackson.annotation.JsonCreator;
import com.fasterxml.jackson.annotation.JsonTypeName;

import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

@JsonTypeName("stroke")
public class StrokeLeague extends League {
    private final List<Golfer> participants;
    private final Map<Golfer, Integer> totalStrokes;

    @JsonCreator
    private StrokeLeague(int id, String name, Date registrationDate, Date startDate, Date endDate, Golfer owner, List<Golfer> participants, List<Match> schedule) {
        super(id, name, registrationDate, startDate, endDate, owner, schedule);
        this.participants = participants;
        this.totalStrokes = new HashMap<>();
        participants.forEach(p -> totalStrokes.putIfAbsent(p, 0));
    }

    public StrokeLeague(String name, Date registrationDate, Date startDate, Date endDate, Golfer owner) {
        super(name, registrationDate, startDate, endDate, owner);
        this.participants = new ArrayList<>();
        this.totalStrokes = new HashMap<>();
    }

    public boolean addParticipants(Golfer g) {
        totalStrokes.putIfAbsent(g, 0);
        return participants.add(g);
    }

    public boolean removeParticipants(Golfer g) {
        totalStrokes.remove(g);
        return participants.remove(g);
    }

    public Golfer[] getParticipants() {
        return participants.toArray(Golfer[]::new);
    }

    @Override
    public String getType() {
        return "stroke";
    }
    
    public void recordPlay(Golfer player, Match match, Round round){
        if(!isPlayable() || !participants.contains(player)) return;
        int index = participants.indexOf(player);
        totalStrokes.merge(player, round.getTotalSwings(), Integer::sum);
        match.addRound(round);
        match.addRoundFor(index, round);
    }

    @Override
    public void finalizeLeague(){
        markCompleted();
        participants.sort(Comparator.comparingInt(totalStrokes::get));
    }
    
    public Map<Golfer, Integer> getTotalStrokes(){
        return Collections.unmodifiableMap(totalStrokes);
    }

    @Override
    public Map<Golfer, Integer> getResults() {
        return getTotalStrokes();
    }

//    @Override
//    public void finalizeMatch(Match match) {
//        getCompletedMatches().add(match);
//        for(int i = 0; i < participants.size(); i++){
//            Golfer player = participants.get(i);
//            Round round = match.getRoundFor(i);
//            if(round != null){
//                player.addRound(round);
//            }
//        }
//    }
}