Styles was added

viewmodels/usersviewmodel.cpp

@@ -0,0 +1,43 @@
+#include "usersviewmodel.h"
+
+#include "services/beerservice.h"
+
+UsersViewModel::UsersViewModel(QObject *parent)
+    : QObject{parent}
+{
+    connect(this, &UsersViewModel::selectedUserChanged, this, [this]() {
+        BeerService::instance()->connectSrv(m_selectedUser);
+    });
+
+    setSelectedUser(m_settings.selectedUserId());
+
+    connect(&m_usersModel, &AbstractModel::dataChanged, this, &UsersViewModel::usersChanged);
+    connect(&m_usersModel, &AbstractModel::dataChanged, this, &UsersViewModel::selectedUserNameChanged);
+}
+
+QVariantList UsersViewModel::users() const
+{
+    return m_usersModel.users();
+}
+
+QString UsersViewModel::selectedUser() const
+{
+    return m_selectedUser;
+}
+
+void UsersViewModel::setSelectedUser(const QString &newSelectedUser)
+{
+    if (m_selectedUser == newSelectedUser) {
+        return;
+    }
+
+    m_selectedUser = newSelectedUser;
+    m_settings.setSelectedUserId(m_selectedUser);
+    emit selectedUserChanged();
+    emit selectedUserNameChanged();
+}
+
+QString UsersViewModel::selectedUserName() const
+{
+    return m_usersModel.userName(m_selectedUser);
+}