package design.model;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Objects;

public class Team {
    private String name;
    private final List<Golfer> members;
    private final Map<Golfer, Integer> memberBestRounds;

    public Team(String name) {
        this.name = name;
        this.members = new ArrayList<>();
        this.memberBestRounds = new HashMap<>();
    }

    public String getName() {
        return name;
    }

    public Golfer[] getMembers() {
        return members.toArray(Golfer[]::new);
    }

    public void setName(String name) {
        this.name = name;
    }

    public boolean addMember(Golfer golfer) {
        if(members.size() >= 4){
            throw new IllegalArgumentException("Team size limit reached!");
        }
        return members.add(golfer);
    }

    public boolean removeMember(Golfer g) {
        memberBestRounds.remove(g);
        return members.remove(g);
    }

    public void addMemberRound(Golfer g, int strokes){
        memberBestRounds.merge(g, strokes, Math::min);
    }

    public int computeTotalBestScore(){
        if(memberBestRounds.isEmpty()) return 100; // Bad Score Penalty for not playing
        return memberBestRounds.values().stream().min(Integer::compareTo).orElse(100);
    }

    @Override
    public boolean equals(Object obj) {
        if (this == obj) return true;
        if (obj == null || getClass() != obj.getClass()) return false;
        Team other = (Team) obj;
        return Objects.equals(name, other.name);
    }

    @Override
    public int hashCode() {
        return Objects.hash(name);
    }
}