Create a new module for the room info drawer QML.

Create a new module for the room info drawer QML. This also requires moving some QML to LibNeoChat common with other modules. Finally all QML in roominfo is modifed to not depend on app.

src/roominfo/LocationsPage.qml

@@ -0,0 +1,73 @@
+// SPDX-FileCopyrightText: 2023 Tobias Fella <tobias.fella@kde.org>
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+import QtQuick
+import QtLocation
+import QtPositioning
+
+import org.kde.kirigami as Kirigami
+
+import org.kde.neochat.libneochat
+
+Kirigami.Page {
+    id: root
+
+    required property NeoChatRoom room
+
+    title: i18nc("Locations on a map", "Locations")
+
+    padding: 0
+
+    MapView {
+        id: mapView
+        anchors.fill: parent
+        map.plugin: OsmLocationPlugin.plugin
+        visible: mapView.map.mapItems.length !== 0
+
+        map.center: {
+            let c = LocationHelper.center(LocationHelper.unite(locationsModel.boundingBox, liveLocationsModel.boundingBox));
+            return QtPositioning.coordinate(c.y, c.x);
+        }
+        map.zoomLevel: {
+            const zoom = LocationHelper.zoomToFit(LocationHelper.unite(locationsModel.boundingBox, liveLocationsModel.boundingBox), mapView.width, mapView.height)
+            return Math.min(Math.max(zoom, map.minimumZoomLevel), map.maximumZoomLevel);
+        }
+
+        MapItemView {
+            Component.onCompleted: mapView.map.addMapItemView(this)
+            anchors.fill: parent
+
+            model: LocationsModel {
+                id: locationsModel
+                room: root.room
+            }
+            delegate: LocationMapItem {
+                isLive: false
+                heading: NaN
+            }
+        }
+
+        MapItemView {
+            Component.onCompleted: mapView.map.addMapItemView(this)
+            anchors.fill: parent
+            model: LiveLocationsModel {
+                id: liveLocationsModel
+                room: root.room
+            }
+            delegate: LocationMapItem {}
+        }
+
+        Connections {
+            target: mapView.map
+            function onCopyrightLinkActivated(link: string) {
+                Qt.openUrlExternally(link);
+            }
+        }
+    }
+
+    Kirigami.PlaceholderMessage {
+        text: i18n("There are no locations shared in this room.")
+        visible: mapView.map.mapItems.length === 0
+        anchors.centerIn: parent
+    }
+}