add server/client (S/C) indicator based on ETCP_LINK.is_server in connection monitor, member detail, and Android JSON

tools/chatgui-android/jni_bridge/android_jni_bridge.c

@@ -812,6 +812,14 @@ char* utun_bridge_get_member_detail_json(const char* channel_id, uint64_t node_i
     }
 
     char peers_tbl[80]; peers_table_name(channel_id, peers_tbl, sizeof(peers_tbl));
+
+    {   /* server/client role */
+        struct ETCP_CONN* detail_conn = NULL;
+        if (g_cc.inst) detail_conn = instance_find_conn(g_cc.inst, node_id);
+        const char* sc = (detail_conn && detail_conn->links)
+            ? (detail_conn->links->is_server ? "S" : "C") : "";
+        pos += (size_t)snprintf(buf + pos, sizeof(buf) - pos, ",\"sc\":\"%s\"", sc);
+    }
     snprintf(buf + pos, sizeof(buf) - pos, ",\"adr\":["); pos += strlen(buf + pos);
 
     if (sqlite3_prepare_v2(db,

tools/chatgui/src/accountlist.cpp

@@ -154,6 +154,8 @@ void AccountList::showMemberDetail(quint64 nodeId) {
     m_snapConnPresent = false;
     m_snapConnUp = false;
     m_snapConnInit = false;
+    m_snapClient = false;
+    m_snapServer = false;
     m_snapOwnTcpActive = 0;
     m_snapLinks.clear();
     m_snapSocks.clear();
@@ -244,6 +246,8 @@ void AccountList::onMemberDetailData(uint64_t nodeId, const uint8_t* data, int l
     m_snapConnPresent = (flags & 1) != 0;
     m_snapConnUp      = (flags & 2) != 0;
     m_snapConnInit    = (flags & 4) != 0;
+    m_snapClient      = (flags & 8) != 0;
+    m_snapServer      = (flags & 16) != 0;
     uint16_t ownTcpActive;
     memcpy(&ownTcpActive, p, 2); p += 2;
     m_snapOwnTcpActive = ownTcpActive;
@@ -302,8 +306,11 @@ void AccountList::updateDetailDisplay() {
     lines.append(QString("ID:0x%1").arg(m_detailNodeId, 16, 16, QChar('0')));
 
     QString dotColor = m_detailOnline ? "#4CAF50" : "#9E9E9E";
-    lines.append(QString("<span style='color:%1;'>●</span> %2")
-                 .arg(dotColor, m_detailName.toHtmlEscaped()));
+    QString scLabel;
+    if (m_snapClient) scLabel = " C";
+    else if (m_snapServer) scLabel = " S";
+    lines.append(QString("<span style='color:%1;'>●</span> %2%3")
+                 .arg(dotColor, m_detailName.toHtmlEscaped(), scLabel));
 
     if (m_detailLastSeen > 0)
         lines.append(QString("⌛ %1").arg(relativeTimeStr(m_detailLastSeen)));

tools/chatgui/src/accountlist.h

@@ -89,6 +89,8 @@ private:
     bool              m_snapConnPresent = false;
     bool              m_snapConnUp = false;
     bool              m_snapConnInit = false;
+    bool              m_snapClient = false;
+    bool              m_snapServer = false;
     int               m_snapOwnTcpActive = 0;
     QVector<MemberLinkSnap> m_snapLinks;
     QVector<MemberSockSnap> m_snapSocks;