package design.model;

import com.fasterxml.jackson.annotation.JsonCreator;

import java.time.LocalDateTime;
import java.util.ArrayList;
import java.util.List;

public class Round {
    private final Course course;
    private final LocalDateTime dateTime;
    private final Hole startingHole;
    private final List<Play> plays;
    private int currentHoleIndex;

    @JsonCreator
    private Round(Course course, LocalDateTime dateTime, Hole startingHole, List<Play> plays) {
        this.course = course;
        this.dateTime = dateTime;
        this.startingHole = startingHole;
        this.plays = plays;
        // Allows the golfer to start anywhere on the course. Helps HolePalyContext be
        // simpler.
        this.currentHoleIndex = Math.max(0, startingHole.getNumber() - 1);
    }

    public Round(Course course, LocalDateTime dateTime, Hole startingHole) {
        this.course = course;
        this.dateTime = dateTime;
        this.startingHole = startingHole;
        plays = new ArrayList<>();
        // Allows the golfer to start anywhere on the course. Helps HolePalyContext be
        // simpler.
        this.currentHoleIndex = Math.max(0, startingHole.getNumber() - 1);
    }

    public int getTotalSwings() {
        return plays.stream()
                .map(Play::getSwingCount)
                .reduce(0, Integer::sum);
    }

    public Course getCourse() {
        return course;
    }

    public LocalDateTime getDateTime() {
        return dateTime;
    }

    public Hole getStartingHole() {
        return startingHole;
    }

    public Play[] getPlays() {
        return plays.toArray(Play[]::new);
    }

    public void addPlay(Play play) {
        plays.add(play);
    }

    // Current hole
    public Hole getCurrentHole() {
        return course.getHoles().get(currentHoleIndex);
    }

    // Handles wraparound too
    public void nextHole() {
        currentHoleIndex = (currentHoleIndex + 1) % course.getHoleCount();
    }
}