implement peers-info menuitem (Debug only)

xwords4/android/app/src/main/java/org/eehouse/android/xw4/BoardDelegate.java

@@ -417,6 +417,20 @@ public class BoardDelegate extends DelegateBase
                 .create();
             break;
 
+        case MQTT_PEERS: {
+            final PeerStatusView psv = (PeerStatusView)
+                inflate( R.layout.peers_status );
+            CommsAddrRec selfAddr = XwJNI.comms_getSelfAddr( m_jniGamePtr );
+
+            psv.configure( m_gi.gameID, selfAddr.mqtt_devID );
+            dialog = ab
+                .setTitle( R.string.menu_about_peers )
+                .setView( psv )
+                .setPositiveButton( android.R.string.ok, null )
+                .create();
+        }
+            break;
+
         case ASK_DUP_PAUSE: {
             final boolean isPause = (Boolean)params[0];
             final ConfirmPauseView pauseView =
@@ -1505,13 +1519,14 @@ public class BoardDelegate extends DelegateBase
     @Override
     public void onStatusClicked()
     {
-        if ( BuildConfig.NON_RELEASE ) {
+        if ( BuildConfig.NON_RELEASE || XWPrefs.getDebugEnabled( m_activity ) ) {
             View view = findViewById( R.id.netstatus_view );
             PopupMenu popup = new PopupMenu( m_activity, view );
             popup.getMenuInflater().inflate( R.menu.netstat, popup.getMenu() );
 
             if ( ! m_connTypes.contains(CommsConnType.COMMS_CONN_MQTT) ) {
                 popup.getMenu().removeItem( R.id.netstat_menu_traffic );
+                popup.getMenu().removeItem( R.id.netstat_peers );
             }
 
             popup.setOnMenuItemClickListener( new PopupMenu
@@ -1530,7 +1545,7 @@ public class BoardDelegate extends DelegateBase
                             NetUtils.gameURLToClip( m_activity, m_gi.gameID );
                             break;
                         case R.id.netstat_peers:
-                            Utils.notImpl( m_activity );
+                            showDialogFragment( DlgID.MQTT_PEERS );
                             break;
                         default:
                             handled = false;

xwords4/android/app/src/main/java/org/eehouse/android/xw4/DlgID.java

@@ -72,6 +72,7 @@ public enum DlgID {
     BACKUP_LOADSTORE,
     GET_DEVID,
     SET_MQTTID,
+    MQTT_PEERS,
     ;
 
     private boolean m_addToStack;

xwords4/android/app/src/main/java/org/eehouse/android/xw4/PeerStatusView.java

@@ -0,0 +1,131 @@
+/* -*- compile-command: "find-and-gradle.sh inXw4dDeb"; -*- */
+/*
+ * Copyright 2024 by Eric House (xwords@eehouse.org).  All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ */
+
+package org.eehouse.android.xw4;
+
+import android.app.Activity;
+import android.content.Context;
+import android.text.TextUtils;
+import android.util.AttributeSet;
+import android.widget.LinearLayout;
+import android.widget.TextView;
+
+import java.net.HttpURLConnection;
+import java.util.ArrayList;
+import java.util.List;
+
+import org.json.JSONArray;
+import org.json.JSONException;
+import org.json.JSONObject;
+
+import org.eehouse.android.xw4.jni.CommsAddrRec;
+import org.eehouse.android.xw4.jni.XwJNI;
+import org.eehouse.android.xw4.loc.LocUtils;
+
+public class PeerStatusView extends LinearLayout {
+    private static final String TAG = PeerStatusView.class.getSimpleName();
+
+    private Context mContext;
+    private boolean mFinished;
+    private int mGameID;
+    private String mDevID;
+
+    public PeerStatusView( Context cx, AttributeSet as )
+    {
+        super( cx, as );
+        mContext = cx;
+    }
+
+    public void configure( int gameID, String devID )
+    {
+        mGameID = gameID;
+        mDevID = devID;
+        startThreadOnce();
+    }
+    
+    @Override
+    protected void onFinishInflate()
+    {
+        mFinished = true;
+        startThreadOnce();
+    }
+
+    private void startThreadOnce()
+    {
+        if ( mFinished && null != mDevID ) {
+            new Thread( new Runnable() {
+                @Override
+                public void run() {
+                    fetchAndDisplay();
+                }
+            } ).start();
+        }
+    }
+
+    private void fetchAndDisplay()
+    {
+        String userStr = null;
+        JSONObject params = new JSONObject();
+        try {
+            params.put( "gid16", String.format("%X", mGameID) );
+            params.put( "devid", mDevID );
+
+            HttpURLConnection conn = NetUtils
+                .makeHttpMQTTConn( mContext, "peers" );
+            final String resStr = NetUtils.runConn( conn, params, true );
+            Log.d( TAG, "runConn(ack) => %s", resStr );
+
+            JSONObject result = new JSONObject( resStr );
+            JSONArray results = result.optJSONArray( "results" );
+            if ( null != results ) {
+                List<String> lines = new ArrayList<>();
+                for ( int ii = 0; ii < results.length(); ++ii ) {
+                    JSONObject line = results.getJSONObject(ii);
+                    String mqttID = line.getString("devid");
+                    String age = line.getString( "age" );
+                    String name = XwJNI.kplr_nameForMqttDev( mqttID );
+                    if ( null == name ) {
+                        name = mqttID;
+                    }
+                    lines.add( String.format( "%s: %s", name, age ) );
+                }
+                userStr = TextUtils.join( "\n", lines );
+            }
+        } catch ( JSONException je ) {
+            Log.ex( TAG, je );
+        } catch ( NullPointerException npe ) {
+            Log.ex( TAG, npe );
+        }
+
+        Activity activity = DelegateBase.getHasLooper();
+        if ( null != activity ) {
+            final String finalUserStr = userStr != null
+                ? userStr : LocUtils.getString(mContext, R.string.no_peers_info);
+            activity.runOnUiThread( new Runnable() {
+                    @Override
+                    public void run() {
+                        TextView tv = (TextView)findViewById( R.id.status );
+                        tv.setText( finalUserStr );
+                    }
+                } );
+        } else {
+            Log.d( TAG, "no activity found" );
+        }
+    }
+}

xwords4/android/app/src/main/res/layout/peers_status.xml

@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<org.eehouse.android.xw4.PeerStatusView
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:orientation="vertical"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:padding="8dp"
+    >
+
+  <TextView android:id="@+id/status"
+            android:layout_height="wrap_content"
+            android:layout_width="wrap_content"
+            android:textAppearance="?android:attr/textAppearanceMedium"
+            android:text="@string/peers_info_pending"
+            />
+
+</org.eehouse.android.xw4.PeerStatusView>

xwords4/android/app/src/main/res/values/tmpstrings.xml

@@ -5,4 +5,7 @@
 
   <string name="dup_allscores_fmt">All scores: %1$s</string>
 
+  <string name="peers_info_pending">Querying server…</string>
+  <string name="no_peers_info">Peers information not available</string>
+
 </resources>