1 files changed, 102 insertions, 0 deletions
diff --git a/app/src/main/java/se/leap/bitmaskclient/tor/TorStatusObservable.java b/app/src/main/java/se/leap/bitmaskclient/tor/TorStatusObservable.java
new file mode 100644
index 00000000..ed4ae24b
--- /dev/null
+++ b/app/src/main/java/se/leap/bitmaskclient/tor/TorStatusObservable.java
@@ -0,0 +1,102 @@
+package se.leap.bitmaskclient.tor;
+
+import android.content.Context;
+import android.os.Handler;
+import android.util.Log;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+
+import java.util.Observable;
+
+import se.leap.bitmaskclient.R;
+
+public class TorStatusObservable extends Observable {
+
+    private static final String TAG = TorStatusObservable.class.getSimpleName();
+
+    public enum TorStatus {
+        ON,
+        OFF,
+        STARTING,
+        STOPPING,
+        UNKOWN
+    }
+
+    private static TorStatusObservable instance;
+    private TorStatus status = TorStatus.UNKOWN;
+    private final TorNotificationManager torNotificationManager;
+    private String lastError;
+    private int port = -1;
+
+    private TorStatusObservable() {
+        torNotificationManager = new TorNotificationManager();
+    }
+
+    public static TorStatusObservable getInstance() {
+        if (instance == null) {
+            instance = new TorStatusObservable();
+        }
+        return instance;
+    }
+
+    public static TorStatus getStatus() {
+        return getInstance().status;
+    }
+
+
+    public static void updateState(Context context, String status) {
+        try {
+            Log.d(TAG, "update tor state: " + status);
+            getInstance().status = TorStatus.valueOf(status);
+            if (getInstance().status == TorStatus.OFF) {
+                getInstance().torNotificationManager.cancelNotifications(context);
+            } else {
+                getInstance().torNotificationManager.buildTorNotification(context, getStringForCurrentStatus(context));
+            }
+            instance.setChanged();
+            instance.notifyObservers();
+
+
+        } catch (IllegalStateException e) {
+            e.printStackTrace();
+        }
+    }
+
+    public static void setLastError(String error) {
+        getInstance().lastError = error;
+        instance.setChanged();
+        instance.notifyObservers();
+    }
+
+    public static void setProxyPort(int port) {
+        getInstance().port = port;
+        instance.setChanged();
+        instance.notifyObservers();
+    }
+
+    public static int getProxyPort() {
+        return getInstance().port;
+    }
+
+
+    @Nullable
+    public String getLastError() {
+        return lastError;
+    }
+
+    private static String getStringForCurrentStatus(Context context) {
+        switch (getInstance().status) {
+            case ON:
+                return context.getString(R.string.tor_started);
+            case STARTING:
+                return context.getString(R.string.tor_starting);
+            case STOPPING:
+                return context.getString(R.string.tor_stopping);
+            case OFF:
+            case UNKOWN:
+                break;
+        }
+        return null;
+    }
+}