Add stream/topic/pm description to start notifications.

Author: Sam1301

app/src/main/java/com/zulip/android/activities/ZulipActivity.java

@@ -1225,7 +1225,7 @@ public void onProgressUpdate(int percentage, String progress, int notificationId
         MultipartBody.Part body = prepareFilePart("file", file, notifId, progressListener);
 
         // start notification
-        setNotification(notifId, getString(R.string.init_notif_title));
+        setNotification(notifId, getString(R.string.init_notif_title) + getString(R.string.to_string) + getNotifTitle());
 
         // finally, execute the request
         // create upload service client
@@ -1275,6 +1275,26 @@ public void onFailure(Call<UploadResponse> call, Throwable t) {
         });
     }
 
+    private String getNotifTitle() {
+        String title = "";
+        MessageType messageType = isCurrentModeStream() ? MessageType.STREAM_MESSAGE : MessageType.PRIVATE_MESSAGE;
+        if (messageType == MessageType.STREAM_MESSAGE) {
+            title += streamActv.getText().toString();
+            title += " > " + topicActv.getText().toString();
+        }
+
+        if (TextUtils.isEmpty(title) || title.equals(" > ")) {
+            NarrowFilter filter = getCurrentMessageList().filter;
+            if (filter == null) {
+                title = getString(R.string.app_name);
+            } else {
+                title = filter.getTitle() + (filter.getSubtitle() != null ?  " > " + filter.getSubtitle() : "");
+            }
+        }
+
+        return title;
+    }
+
     /**
      * Returns a cursor for the combinedAdapter used to suggest Emoji when ':' is typed in the {@link #messageEt}
      *

app/src/main/res/values/strings.xml

@@ -172,4 +172,5 @@
     <string name="upload_big_file">Yowza, that’s a big file.</string>
     <string name="photo_dialog">Take photo</string>
     <string name="pick_dialog">Pick a file</string>
+    <string name="to_string">" to "</string>
 </resources>