New start page and AmneziaFree support (#865)

New start page and AmneziaFree support

client/ui/models/apiCountryModel.cpp

@@ -0,0 +1,80 @@
+#include "apiCountryModel.h"
+
+#include <QJsonObject>
+
+#include "logger.h"
+
+namespace
+{
+    Logger logger("ApiCountryModel");
+
+    namespace configKey
+    {
+        constexpr char serverCountryCode[] = "server_country_code";
+        constexpr char serverCountryName[] = "server_country_name";
+    }
+}
+
+ApiCountryModel::ApiCountryModel(QObject *parent) : QAbstractListModel(parent)
+{
+}
+
+int ApiCountryModel::rowCount(const QModelIndex &parent) const
+{
+    Q_UNUSED(parent)
+    return m_countries.size();
+}
+
+QVariant ApiCountryModel::data(const QModelIndex &index, int role) const
+{
+    if (!index.isValid() || index.row() < 0 || index.row() >= static_cast<int>(rowCount()))
+        return QVariant();
+
+    QJsonObject countryInfo = m_countries.at(index.row()).toObject();
+
+    switch (role) {
+    case CountryCodeRole: {
+        return countryInfo.value(configKey::serverCountryCode).toString();
+    }
+    case CountryNameRole: {
+        return countryInfo.value(configKey::serverCountryName).toString();
+    }
+    }
+
+    return QVariant();
+}
+
+void ApiCountryModel::updateModel(const QJsonArray &data, const QString &currentCountryCode)
+{
+    beginResetModel();
+
+    m_countries = data;
+    for (int i = 0; i < m_countries.size(); i++) {
+        if (m_countries.at(i).toObject().value(configKey::serverCountryCode).toString() == currentCountryCode) {
+            m_currentIndex = i;
+            emit currentIndexChanged(m_currentIndex);
+            break;
+        }
+    }
+
+    endResetModel();
+}
+
+int ApiCountryModel::getCurrentIndex()
+{
+    return m_currentIndex;
+}
+
+void ApiCountryModel::setCurrentIndex(const int i)
+{
+    m_currentIndex = i;
+    emit currentIndexChanged(m_currentIndex);
+}
+
+QHash<int, QByteArray> ApiCountryModel::roleNames() const
+{
+    QHash<int, QByteArray> roles;
+    roles[CountryNameRole] = "countryName";
+    roles[CountryCodeRole] = "countryCode";
+    return roles;
+}