feat: create stream and add members to stream

src/createstreamdialog.cpp

@@ -0,0 +1,80 @@
+#include "createstreamdialog.h"
+#include <QComboBox>
+#include <QDialogButtonBox>
+#include <QLabel>
+#include <QLineEdit>
+#include <QListWidget>
+#include <QVBoxLayout>
+
+CreateStreamDialog::CreateStreamDialog(QWidget *parent)
+    : QDialog(parent)
+{
+  setWindowTitle("New Stream");
+  setMinimumWidth(320);
+
+  auto *layout = new QVBoxLayout(this);
+
+  layout->addWidget(new QLabel("Stream name:"));
+  m_nameEdit = new QLineEdit(this);
+  m_nameEdit->setPlaceholderText("e.g. design-review");
+  layout->addWidget(m_nameEdit);
+
+  layout->addWidget(new QLabel("Visibility:"));
+  m_visibilityCombo = new QComboBox(this);
+  m_visibilityCombo->addItem("Everyone in network", "network_all");
+  m_visibilityCombo->addItem("Specific members", "custom");
+  layout->addWidget(m_visibilityCombo);
+
+  m_membersLabel = new QLabel("Select members:");
+  m_membersList = new QListWidget(this);
+  m_membersLabel->setVisible(false);
+  m_membersList->setVisible(false);
+  layout->addWidget(m_membersLabel);
+  layout->addWidget(m_membersList);
+
+  connect(m_visibilityCombo, &QComboBox::currentIndexChanged, this, [this](int) {
+    bool specific = (m_visibilityCombo->currentData().toString() == "custom");
+    m_membersLabel->setVisible(specific);
+    m_membersList->setVisible(specific);
+  });
+
+  auto *buttons = new QDialogButtonBox(QDialogButtonBox::Ok | QDialogButtonBox::Cancel, this);
+  layout->addWidget(buttons);
+
+  connect(buttons, &QDialogButtonBox::accepted, this, [this]() {
+    QString name = m_nameEdit->text().trimmed();
+    if (name.isEmpty())
+      return;
+
+    QString visibility = m_visibilityCombo->currentData().toString();
+    QStringList members;
+    if (visibility == "custom")
+    {
+      for (int i = 0; i < m_membersList->count(); ++i)
+      {
+        auto *item = m_membersList->item(i);
+        if (item->checkState() == Qt::Checked)
+          members.append(item->data(Qt::UserRole).toString());
+      }
+    }
+
+    emit streamRequested(name, visibility, members);
+    m_nameEdit->clear();
+    m_visibilityCombo->setCurrentIndex(0);
+    accept();
+  });
+
+  connect(buttons, &QDialogButtonBox::rejected, this, &QDialog::reject);
+}
+
+void CreateStreamDialog::setNetworkMembers(const std::vector<Human> &members)
+{
+  m_membersList->clear();
+  for (const auto &human : members)
+  {
+    auto *item = new QListWidgetItem(human.email, m_membersList);
+    item->setFlags(item->flags() | Qt::ItemIsUserCheckable);
+    item->setCheckState(Qt::Unchecked);
+    item->setData(Qt::UserRole, human.email);
+  }
+}