Show currencies in the trip group delegate as well

autotests/tripgroupinfoprovidertest.cpp

@@ -58,6 +58,9 @@ private Q_SLOTS:
         const auto country = countries.at(0).value<LocationInformation>();
         QCOMPARE(country.isoCode(), QStringLiteral("CH"));
         QCOMPARE(country.powerPlugCompatibility(), LocationInformation::PartiallyCompatible);
+
+        QCOMPARE(provider.currencies(mgr.tripGroup(mgr.tripGroups().at(0)), QStringLiteral("EUR")), QStringList({QStringLiteral("CHF")}));
+        QCOMPARE(provider.currencies(mgr.tripGroup(mgr.tripGroups().at(0)), QStringLiteral("NZD")), QStringList({QStringLiteral("CHF"), QStringLiteral("EUR")}));
     }
 
 };

src/app/TripGroupDelegate.qml

@@ -104,6 +104,12 @@ Kirigami.AbstractCard {
             }
         }
 
+        QQC2.Label {
+            readonly property var currencies: TripGroupInfoProvider.currencies(tripGroup, Country.fromAlpha2(Settings.homeCountryIsoCode).currencyCode)
+            text: visible ? i18n("Currencies: %1", currencies.join(", ")) : ""
+            visible: currencies.length > 0
+        }
+
         Kirigami.Separator {
             visible: root.rangeType == TimelineElement.RangeBegin
         }

src/app/tripgroupinfoprovider.cpp

@@ -17,6 +17,8 @@
 #include <KItinerary/Place>
 #include <KItinerary/SortUtil>
 
+#include <KCountry>
+
 #include <QDateTime>
 #include <QDebug>
 
@@ -110,4 +112,25 @@ QVariantList TripGroupInfoProvider::locationInformation(const TripGroup &group,
     return l;
 }
 
+QStringList TripGroupInfoProvider::currencies(const TripGroup& group, const QString &homeCurrency) const
+{
+    QStringList l;
+    const auto elems = group.elements();
+    for (const auto &resId : elems) {
+        const auto res = m_resMgr->reservation(resId);
+        if (!LocationUtil::isLocationChange(res)) {
+            continue;
+        }
+
+        const auto destCountry = LocationUtil::address(LocationUtil::arrivalLocation(res)).addressCountry();
+        const auto currency = KCountry::fromAlpha2(destCountry).currencyCode();
+        if (currency.isEmpty() || currency == homeCurrency || l.contains(currency)) {
+            continue;
+        }
+        l.push_back(currency);
+    }
+
+    return l;
+}
+
 #include "moc_tripgroupinfoprovider.cpp"

src/app/tripgroupinfoprovider.h

@@ -27,6 +27,7 @@ public:
 
     Q_INVOKABLE WeatherForecast weatherForecast(const TripGroup &group) const;
     Q_INVOKABLE QVariantList locationInformation(const TripGroup &group, const QString &homeCountryIsoCode) const;
+    Q_INVOKABLE QStringList currencies(const TripGroup &group, const QString &homeCurrency) const;
 
 private:
     ReservationManager *m_resMgr = nullptr;