Essentials/Essentials/src/main/java/com/earth2me/essentials/BalanceTopImpl.java

95 lines
3.1 KiB
Java

package com.earth2me.essentials;
import net.ess3.api.IEssentials;
import net.essentialsx.api.v2.services.BalanceTop;
import org.bukkit.plugin.ServicePriority;
import java.math.BigDecimal;
import java.util.Collections;
import java.util.LinkedHashMap;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import java.util.UUID;
import java.util.concurrent.CompletableFuture;
public class BalanceTopImpl implements BalanceTop {
private final IEssentials ess;
private LinkedHashMap<UUID, BalanceTop.Entry> topCache = new LinkedHashMap<>();
private BigDecimal balanceTopTotal = BigDecimal.ZERO;
private long cacheAge = 0;
private CompletableFuture<Void> cacheLock;
public BalanceTopImpl(IEssentials ess) {
this.ess = ess;
ess.getServer().getServicesManager().register(BalanceTop.class, this, ess, ServicePriority.Normal);
}
private void calculateBalanceTopMap() {
final List<Entry> entries = new LinkedList<>();
BigDecimal newTotal = BigDecimal.ZERO;
for (UUID u : ess.getUsers().getAllUserUUIDs()) {
final User user = ess.getUsers().loadUncachedUser(u);
if (user != null) {
if (!ess.getSettings().isNpcsInBalanceRanking() && user.isNPC()) {
// Don't list NPCs in output
continue;
}
if (!user.isBaltopExempt()) {
final BigDecimal userMoney = user.getMoney();
user.updateMoneyCache(userMoney);
newTotal = newTotal.add(userMoney);
final String name;
if (user.getBase() instanceof OfflinePlayer) {
name = user.getLastAccountName();
} else if (user.isHidden()) {
name = user.getName();
} else {
name = user.getDisplayName();
}
entries.add(new BalanceTop.Entry(user.getUUID(), name, userMoney));
}
}
}
final LinkedHashMap<UUID, Entry> sortedMap = new LinkedHashMap<>();
entries.sort((entry1, entry2) -> entry2.getBalance().compareTo(entry1.getBalance()));
for (Entry entry : entries) {
sortedMap.put(entry.getUuid(), entry);
}
topCache = sortedMap;
balanceTopTotal = newTotal;
cacheAge = System.currentTimeMillis();
cacheLock.complete(null);
cacheLock = null;
}
@Override
public CompletableFuture<Void> calculateBalanceTopMapAsync() {
if (cacheLock != null) {
return cacheLock;
}
cacheLock = new CompletableFuture<>();
ess.runTaskAsynchronously(this::calculateBalanceTopMap);
return cacheLock;
}
@Override
public Map<UUID, Entry> getBalanceTopCache() {
return Collections.unmodifiableMap(topCache);
}
@Override
public long getCacheAge() {
return cacheAge;
}
@Override
public BigDecimal getBalanceTopTotal() {
return balanceTopTotal;
}
public boolean isCacheLocked() {
return cacheLock != null;
}
}