100 lines
2.9 KiB
Java
100 lines
2.9 KiB
Java
package app.settings;
|
|
|
|
import java.io.File;
|
|
import java.io.IOException;
|
|
import java.io.PrintWriter;
|
|
import java.util.ArrayList;
|
|
import java.util.Arrays;
|
|
import java.util.List;
|
|
import java.util.Scanner;
|
|
|
|
import com.google.common.eventbus.EventBus;
|
|
import com.google.common.eventbus.Subscribe;
|
|
|
|
import app.events.LanguageChangedEvent;
|
|
import app.events.ThemeChangedEvent;
|
|
import app.model.Model;
|
|
|
|
public class SettingsProvider implements SettingsProviderI {
|
|
|
|
private EventBus eventBus;
|
|
|
|
private String settingsPath =
|
|
(System.getProperty("os.name").startsWith("Windows"))
|
|
? System.getProperty("user.home") + "\\AppData\\Roaming\\/BNNsettings.dat"
|
|
: System.getProperty("user.home") + System.getProperty("file.separator") + ".BNNsettings.dat";
|
|
|
|
private List<String> legalSettings =
|
|
Arrays.asList("Java", "Markdown", "Monokai", "Solarized Light");
|
|
|
|
|
|
// Only for testing purposes
|
|
protected void setSettingsPath(String settingsPath) {
|
|
this.settingsPath = settingsPath;
|
|
}
|
|
|
|
|
|
public SettingsProvider(EventBus eB) {
|
|
setEventBus(eB);
|
|
Model.setSettingsProvider(this);
|
|
}
|
|
|
|
public void setEventBus(EventBus eB) {
|
|
eventBus = eB;
|
|
eventBus.register(this);
|
|
}
|
|
|
|
@Override
|
|
public void loadSettings() {
|
|
List<String> settings = new ArrayList<>();
|
|
try (Scanner sc = new Scanner(new File(settingsPath))) {
|
|
|
|
while (sc.hasNextLine()) {
|
|
var nextLine = sc.nextLine().trim();
|
|
if (nextLine.isEmpty() || nextLine.startsWith("-")) {
|
|
continue;
|
|
} else {
|
|
settings.add(nextLine.substring(nextLine.indexOf("=") + 2));
|
|
}
|
|
}
|
|
|
|
if (legalSettings.containsAll(settings)) {
|
|
eventBus.post(new LanguageChangedEvent(settings.get(0)));
|
|
eventBus.post(new ThemeChangedEvent(settings.get(1)));
|
|
} else {
|
|
throw new IOException();
|
|
}
|
|
|
|
} catch (IOException e) {
|
|
System.err.println("[WARNING] Couldn't find settings file. Using defaults");
|
|
eventBus.post(new LanguageChangedEvent("Java"));
|
|
eventBus.post(new ThemeChangedEvent("Monokai"));
|
|
}
|
|
|
|
}
|
|
|
|
@Override
|
|
public void saveSettings() {
|
|
try (PrintWriter writer = new PrintWriter(new File(settingsPath))) {
|
|
writer.println("- Settings:");
|
|
writer.println("Programming Language = " + Model.getLanguage().getName());
|
|
writer.println("Theme = " + Model.getTheme());
|
|
} catch (IOException e) {
|
|
System.err.println("[ERROR] Couldn't write to settings file.");
|
|
System.err.println(e);
|
|
}
|
|
|
|
}
|
|
|
|
@Subscribe
|
|
private void handle(ThemeChangedEvent event) {
|
|
saveSettings();
|
|
}
|
|
|
|
@Subscribe
|
|
private void handle(LanguageChangedEvent event) {
|
|
saveSettings();
|
|
}
|
|
|
|
}
|