chatgui: local nicknames per channel member — edit via MemberPropsDialog, override display everywhere

tools/chatgui/src/memberpropsdialog.cpp

@@ -21,7 +21,6 @@ MemberPropsDialog::MemberPropsDialog(DbManager* db, const QString& channelId,
     setMinimumWidth(340);
     setModal(true);
 
-    // читаем ed25519_privkey канала
     auto chs = m_db->getChannels();
     for (const auto& ch : chs) {
         if (ch.channelId == channelId) {
@@ -30,13 +29,14 @@ MemberPropsDialog::MemberPropsDialog(DbManager* db, const QString& channelId,
         }
     }
     bool haveKey = (m_edPrivkey.size() == 32);
+    bool isOwn = (m_nodeId == m_db->myNodeId());
 
-    // читаем текущий adm_tags
     bool isAdmin = false, isSuper = false;
+    QString curNick;
     if (m_db->m_db) {
         QString tbl = m_db->peersTableName(channelId);
         QByteArray sql = QString(
-            "SELECT adm_tags FROM \"%1\" WHERE node_id=?"
+            "SELECT adm_tags, local_nick FROM \"%1\" WHERE node_id=?"
         ).arg(tbl).toUtf8();
         sqlite3_stmt* st = nullptr;
         if (sqlite3_prepare_v2(m_db->m_db, sql.constData(), -1, &st, nullptr) == SQLITE_OK) {
@@ -47,10 +47,10 @@ MemberPropsDialog::MemberPropsDialog(DbManager* db, const QString& channelId,
                     if (strstr(tags, "admin=yes")) isAdmin = true;
                     if (strstr(tags, "supernode=yes")) isSuper = true;
                 }
+                curNick = DbManager::colText(st, 1);
             }
             sqlite3_finalize(st);
         }
-        // страховка: добавить колонки если нет
         QByteArray alt = QString(
             "ALTER TABLE \"%1\" ADD COLUMN adm_tags TEXT"
         ).arg(tbl).toUtf8();
@@ -59,6 +59,10 @@ MemberPropsDialog::MemberPropsDialog(DbManager* db, const QString& channelId,
             "ALTER TABLE \"%1\" ADD COLUMN adm_tags_sig BLOB"
         ).arg(tbl).toUtf8();
         sqlite3_exec(m_db->m_db, alt.constData(), nullptr, nullptr, nullptr);
+        alt = QString(
+            "ALTER TABLE \"%1\" ADD COLUMN local_nick TEXT"
+        ).arg(tbl).toUtf8();
+        sqlite3_exec(m_db->m_db, alt.constData(), nullptr, nullptr, nullptr);
     }
 
     auto* layout = new QVBoxLayout(this);
@@ -72,6 +76,12 @@ MemberPropsDialog::MemberPropsDialog(DbManager* db, const QString& channelId,
     title->setStyleSheet("font-weight: bold; font-size: 13px;");
     layout->addWidget(title);
 
+    m_nickEdit = new QLineEdit(this);
+    m_nickEdit->setPlaceholderText("Local nickname...");
+    m_nickEdit->setText(curNick);
+    m_nickEdit->setEnabled(!isOwn);
+    layout->addWidget(m_nickEdit);
+
     m_adminCb = new QCheckBox("Admin", this);
     m_adminCb->setChecked(isAdmin);
     m_adminCb->setEnabled(haveKey);
@@ -83,7 +93,7 @@ MemberPropsDialog::MemberPropsDialog(DbManager* db, const QString& channelId,
     layout->addWidget(m_superCb);
 
     if (!haveKey) {
-        auto* hint = new QLabel("(requires channel private key)", this);
+        auto* hint = new QLabel("(Admin/Super require channel private key)", this);
         hint->setStyleSheet("color: gray; font-size: 11px;");
         layout->addWidget(hint);
     }
@@ -105,7 +115,6 @@ MemberPropsDialog::MemberPropsDialog(DbManager* db, const QString& channelId,
     auto* saveBtn = new QPushButton("Save", this);
     saveBtn->setFixedWidth(90);
     saveBtn->setDefault(true);
-    saveBtn->setEnabled(haveKey);
     saveBtn->setStyleSheet(
         "QPushButton { border: none; border-radius: 4px;"
         " padding: 6px 16px; font-size: 13px; font-weight: bold;"
@@ -119,9 +128,26 @@ MemberPropsDialog::MemberPropsDialog(DbManager* db, const QString& channelId,
 }
 
 void MemberPropsDialog::onSave() {
-    if (m_edPrivkey.size() != 32 || !m_db->m_db) return;
+    if (!m_db->m_db) return;
+    QString tbl = m_db->peersTableName(m_channelId);
+
+    /* local_nick — always save (unsigned, local only) */
+    QString nick = m_nickEdit->text().trimmed();
+    QByteArray nickSql = QString(
+        "UPDATE \"%1\" SET local_nick=? WHERE node_id=?"
+    ).arg(tbl).toUtf8();
+    sqlite3_stmt* ns = nullptr;
+    if (sqlite3_prepare_v2(m_db->m_db, nickSql.constData(), -1, &ns, nullptr) == SQLITE_OK) {
+        sqlite3_bind_text(ns, 1, nick.isEmpty() ? nullptr : nick.toUtf8().constData(),
+                          -1, nick.isEmpty() ? SQLITE_STATIC : SQLITE_TRANSIENT);
+        sqlite3_bind_int64(ns, 2, (sqlite3_int64)m_nodeId);
+        sqlite3_step(ns);
+        sqlite3_finalize(ns);
+    }
+
+    /* signed fields — only if key available */
+    if (m_edPrivkey.size() != 32) { accept(); return; }
 
-    // собираем adm_tags
     QString tags;
     if (m_adminCb->isChecked()) tags += "admin=yes";
     if (m_superCb->isChecked()) {
@@ -129,7 +155,6 @@ void MemberPropsDialog::onSave() {
         tags += "supernode=yes";
     }
 
-    // подписываем: tags || node_id(8 LE)
     QByteArray msg = tags.toUtf8();
     uint64_t le = htole64(m_nodeId);
     msg.append((const char*)&le, 8);
@@ -148,8 +173,6 @@ void MemberPropsDialog::onSave() {
         EVP_PKEY_free(pkey);
     }
 
-    // пишем в БД
-    QString tbl = m_db->peersTableName(m_channelId);
     QByteArray sql = QString(
         "UPDATE \"%1\" SET adm_tags=?, adm_tags_sig=?, node_type=? WHERE node_id=?"
     ).arg(tbl).toUtf8();