chatgui: preserve active channel selection on reload, members sync, profile settings, member list model

tools/chatgui/src/settingsdialog.cpp

@@ -1,10 +1,19 @@
 // settingsdialog.cpp — Settings dialog with category list
 #include "settingsdialog.h"
 #include "networksettingspage.h"
+#include "../transport/gui_bridge.h"
+#include "../../lib/mem.h"
+extern "C" {
+#include "../transport/chat_core.h"
+}
 #include <QVBoxLayout>
 #include <QHBoxLayout>
 #include <QPushButton>
 #include <QLabel>
+#include <QFormLayout>
+#include <QLineEdit>
+#include <QFile>
+#include <QTextStream>
 
 SettingsDialog::SettingsDialog(const QString& configPath, QWidget* parent)
     : QDialog(parent)
@@ -26,6 +35,7 @@ SettingsDialog::SettingsDialog(const QString& configPath, QWidget* parent)
         " background: palette(window); font-size: 13px; }"
         "QListWidget::item { padding: 10px 14px; }"
         "QListWidget::item:selected { background: #3390EC; color: white; }");
+    m_categoryList->addItem("Profile");
     m_categoryList->addItem("Network");
     mainLayout->addWidget(m_categoryList);
 
@@ -36,6 +46,22 @@ SettingsDialog::SettingsDialog(const QString& configPath, QWidget* parent)
     rightLayout->setSpacing(0);
 
     m_pages = new QStackedWidget(rightPanel);
+
+    // Profile page
+    auto* profilePage = new QWidget(m_pages);
+    auto* profLayout = new QFormLayout(profilePage);
+    profLayout->setContentsMargins(0, 12, 0, 0);
+    auto* nameLabel = new QLabel("Display name:", profilePage);
+    m_nicknameEdit = new QLineEdit(profilePage);
+    m_nicknameEdit->setPlaceholderText("Your name (shown to others)");
+    m_nicknameEdit->setMaxLength(32);
+    m_nicknameEdit->setStyleSheet(
+        "QLineEdit { border: 1px solid palette(mid); border-radius: 4px;"
+        " padding: 6px 10px; font-size: 13px; background: palette(base); }");
+    profLayout->addRow(nameLabel, m_nicknameEdit);
+    m_pages->addWidget(profilePage);
+
+    // Network page
     m_networkPage = new NetworkSettingsPage(m_pages);
     m_pages->addWidget(m_networkPage);
     rightLayout->addWidget(m_pages, 1);
@@ -71,15 +97,68 @@ SettingsDialog::SettingsDialog(const QString& configPath, QWidget* parent)
     connect(m_categoryList, &QListWidget::currentRowChanged,
             this, &SettingsDialog::onCategoryChanged);
 
+    // Load current values
+    loadProfileFromConfig(m_configPath);
     m_networkPage->loadFromConfig(m_configPath);
     m_categoryList->setCurrentRow(0);
 }
 
+void SettingsDialog::loadProfileFromConfig(const QString& path) {
+    QFile f(path);
+    if (!f.open(QIODevice::ReadOnly | QIODevice::Text)) return;
+    QTextStream in(&f);
+    while (!in.atEnd()) {
+        QString line = in.readLine().trimmed();
+        if (line.startsWith("my_node_name=")) {
+            QString nm = line.mid(QString("my_node_name=").size()).trimmed();
+            m_nicknameEdit->setText(nm);
+            m_oldNickname = nm;
+            break;
+        }
+    }
+}
+
 void SettingsDialog::onCategoryChanged(int row) {
     m_pages->setCurrentIndex(row);
 }
 
 void SettingsDialog::onSave() {
+    QString newName = m_nicknameEdit->text().trimmed();
+
+    /* update name in uTun if changed */
+    if (newName != m_oldNickname) {
+        char* name_copy = u_strdup(newName.toUtf8().constData());
+        if (name_copy) gui_bridge_post_uasync_fn(chat_core_update_my_name_trampoline, name_copy);
+        m_oldNickname = newName;
+    }
+
+    // Save nickname to config
+    QFile f(m_configPath);
+    if (!f.open(QIODevice::ReadOnly | QIODevice::Text)) { accept(); return; }
+    QString content = f.readAll();
+    f.close();
+
+    QTextStream ts(&content);
+    QStringList lines;
+    while (!ts.atEnd()) lines << ts.readLine();
+
+    bool found = false;
+    for (int i = 0; i < lines.size(); i++) {
+        if (lines[i].trimmed().startsWith("my_node_name=")) {
+            lines[i] = "my_node_name=" + newName;
+            found = true;
+        } else if (!found && lines[i].trimmed().startsWith("[gui]")) {
+            // insert before [gui] if not found yet
+            lines.insert(i, "my_node_name=" + newName);
+            found = true;
+        }
+    }
+    if (!found) lines << "my_node_name=" + newName;
+
+    f.open(QIODevice::WriteOnly | QIODevice::Truncate | QIODevice::Text);
+    f.write(lines.join('\n').toUtf8());
+    f.close();
+
     m_networkPage->saveToConfig(m_configPath);
     accept();
 }