package de.winniepat.fallSMPRewards.model;

import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import java.util.UUID;

public final class PlayerData {

    private UUID uuid;
    private int totalKills;
    private Set<String> claimedQuestIds;
    private Map<String, Long> lastCountedKillByVictim;

    public PlayerData() {
        // Required for Gson.
    }

    public PlayerData(UUID uuid) {
        this.uuid = uuid;
        this.totalKills = 0;
        this.claimedQuestIds = new HashSet<>();
        this.lastCountedKillByVictim = new HashMap<>();
    }

    public void sanitize(UUID expectedUuid) {
        if (uuid == null) {
            uuid = expectedUuid;
        }
        if (claimedQuestIds == null) {
            claimedQuestIds = new HashSet<>();
        }
        if (lastCountedKillByVictim == null) {
            lastCountedKillByVictim = new HashMap<>();
        }
        if (totalKills < 0) {
            totalKills = 0;
        }
    }

    public UUID getUuid() {
        return uuid;
    }

    public int getTotalKills() {
        return totalKills;
    }

    public int addKill() {
        totalKills++;
        return totalKills;
    }

    public long getRemainingCooldownMillis(UUID victimUuid, long cooldownMillis, long nowMillis) {
        Long lastCountedMillis = lastCountedKillByVictim.get(victimUuid.toString());
        if (lastCountedMillis == null) {
            return 0L;
        }
        long elapsed = nowMillis - lastCountedMillis;
        if (elapsed >= cooldownMillis) {
            return 0L;
        }
        return cooldownMillis - elapsed;
    }

    public void setLastCountedKill(UUID victimUuid, long nowMillis) {
        lastCountedKillByVictim.put(victimUuid.toString(), nowMillis);
    }

    public boolean hasClaimed(String questId) {
        return claimedQuestIds.contains(questId);
    }

    public boolean claim(String questId) {
        return claimedQuestIds.add(questId);
    }
}