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package ganarchy.friendcode.util;
import ganarchy.friendcode.FriendCode;
import java.io.File;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.Properties;
import static org.apache.commons.lang3.SystemUtils.USER_HOME;
import static org.apache.commons.lang3.SystemUtils.getEnvironmentVariable;
/**
* Config utils.
*/
public class ConfigUtil {
/**
* The message stored in the config. Could probably use some improvement.
*/
private static final String CONFIG_MESSAGE =
"This is the friendcode config file."
+ " It's created when you open your world to a friend code.";
/**
* The (cached) global friendcode config dir.
*/
private static File confdir;
/**
* Creates and returns the global friendcode config dir.
*/
public static File getGlobalConfig() {
if (confdir != null) {
return confdir;
}
var configHome = getEnvironmentVariable("XDG_CONFIG_HOME", "");
if (!configHome.isEmpty()) {
confdir = Path.of(configHome, "mc_friendcode").toFile();
} else {
confdir = Path.of(USER_HOME, ".config", "mc_friendcode").toFile();
}
confdir.mkdirs();
return confdir;
}
/**
* Returns the path to the global friendcode config file.
*/
public static Path getGlobalConfigFilePath() {
return getGlobalConfig().toPath().resolve("config.properties");
}
/**
* Retrieves the settings from the global config file and stores them in
* the given object.
*
* @param properties Where to store the read config.
* @return Whether reading was successful.
*/
public static boolean getSettings(Properties properties) {
try {
var inputStream = Files.newInputStream(
getGlobalConfigFilePath()
);
var reader = new InputStreamReader(
inputStream, StandardCharsets.UTF_8
);
properties.load(reader);
return true;
} catch (IOException e) {
return false;
}
}
/**
* Updates the global config file with the settings in the given object.
*
* @param properties The settings to add to the config.
* @return Whether writing was successful.
*/
public static boolean updateSettings(Properties properties) {
var prop = new Properties();
if (!getSettings(prop)) {
FriendCode.LOGGER.warn(
"Couldn't read global config." +
" If it doesn't exist, it will be created."
);
}
prop.putAll(properties);
try {
var outputStream = Files.newOutputStream(
getGlobalConfigFilePath()
);
var writer = new OutputStreamWriter(
outputStream, StandardCharsets.UTF_8
);
prop.store(writer, CONFIG_MESSAGE);
return true;
} catch (IOException e) {
return false;
}
}
}
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