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package net.ess3.economy;
import java.util.HashMap;
import java.util.Locale;
import java.util.Map;
import net.ess3.api.*;
import net.ess3.permissions.Permissions;
import net.ess3.utils.Util;
public class Economy implements IEconomy
{
private final IEssentials ess;
private final MoneyHolder npcs;
public Economy(IEssentials ess)
{
this.ess = ess;
this.npcs = new MoneyHolder(ess);
}
private double getNPCBalance(String name) throws UserDoesNotExistException
{
npcs.acquireReadLock();
try
{
Map<String, Double> balances = npcs.getData().getBalances();
if (balances == null)
{
throw new UserDoesNotExistException(name);
}
Double balance = npcs.getData().getBalances().get(name.toLowerCase(Locale.ENGLISH));
if (balance == null)
{
throw new UserDoesNotExistException(name);
}
return balance;
}
finally
{
npcs.unlock();
}
}
private void setNPCBalance(String name, double balance, boolean checkExistance) throws UserDoesNotExistException
{
npcs.acquireWriteLock();
try
{
Map<String, Double> balances = npcs.getData().getBalances();
if (balances == null)
{
balances = new HashMap<String, Double>();
npcs.getData().setBalances(balances);
}
if (checkExistance && !balances.containsKey(name.toLowerCase(Locale.ENGLISH)))
{
throw new UserDoesNotExistException(name);
}
balances.put(name.toLowerCase(Locale.ENGLISH), balance);
}
finally
{
npcs.unlock();
}
}
private double getStartingBalance()
{
double startingBalance = 0;
ISettings settings = ess.getSettings();
settings.acquireReadLock();
try
{
startingBalance = settings.getData().getEconomy().getStartingBalance();
}
finally
{
settings.unlock();
}
return startingBalance;
}
@Override
public void onReload()
{
this.npcs.onReload(false);
}
@Override
public double getMoney(String name) throws UserDoesNotExistException
{
IUser user = ess.getUser(name);
if (user == null)
{
return getNPCBalance(name);
}
return user.getMoney();
}
@Override
public void setMoney(String name, double balance) throws NoLoanPermittedException, UserDoesNotExistException
{
IUser user = ess.getUser(name);
if (user == null)
{
setNPCBalance(name, balance, true);
return;
}
if (balance < 0.0 && !Permissions.ECO_LOAN.isAuthorized(user))
{
throw new NoLoanPermittedException();
}
user.setMoney(balance);
}
@Override
public void resetBalance(String name) throws NoLoanPermittedException, UserDoesNotExistException
{
setMoney(name, getStartingBalance());
}
@Override
public String format(double amount)
{
return Util.displayCurrency(amount, ess);
}
@Override
public boolean playerExists(String name)
{
try
{
getMoney(name);
return true;
}
catch (UserDoesNotExistException ex)
{
return false;
}
}
@Override
public boolean isNPC(String name) throws UserDoesNotExistException
{
boolean result = ess.getUser(name) == null;
if (result)
{
getNPCBalance(name);
}
return result;
}
@Override
public boolean createNPC(String name)
{
try
{
if (isNPC(name))
{
setNPCBalance(name, getStartingBalance(), false);
return true;
}
}
catch (UserDoesNotExistException ex)
{
try
{
setNPCBalance(name, getStartingBalance(), false);
return true;
}
catch (UserDoesNotExistException ex1)
{
//This should never happen!
}
}
return false;
}
@Override
public void removeNPC(String name) throws UserDoesNotExistException
{
npcs.acquireWriteLock();
try
{
Map<String, Double> balances = npcs.getData().getBalances();
if (balances == null)
{
balances = new HashMap<String, Double>();
npcs.getData().setBalances(balances);
}
if (balances.containsKey(name.toLowerCase(Locale.ENGLISH)))
{
balances.remove(name.toLowerCase(Locale.ENGLISH));
}
else
{
throw new UserDoesNotExistException(name);
}
}
finally
{
npcs.unlock();
}
}
}
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