Implement sending location messages

src/neochatroom.cpp

@@ -1884,3 +1884,27 @@ NeoChatUser *NeoChatRoom::directChatRemoteUser() const
 {
     return dynamic_cast<NeoChatUser *>(connection()->directChatUsers(this)[0]);
 }
+
+void NeoChatRoom::sendLocation(float lat, float lon, const QString &description)
+{
+    QJsonObject locationContent{
+        {"uri", "geo:%1,%2"_ls.arg(QString::number(lat), QString::number(lon))},
+    };
+
+    if (!description.isEmpty()) {
+        locationContent["description"] = description;
+    }
+
+    QJsonObject content{
+        {"body", i18nc("'Lat' and 'Lon' as in Latitude and Longitude", "Lat: %1, Lon: %2", lat, lon)},
+        {"msgtype", "m.location"},
+        {"geo_uri", "geo:%1,%2"_ls.arg(QString::number(lat), QString::number(lon))},
+        {"org.matrix.msc3488.location", locationContent},
+        {"org.matrix.msc3488.asset",
+         QJsonObject{
+             {"type", "m.pin"},
+         }},
+        {"org.matrix.msc1767.text", i18nc("'Lat' and 'Lon' as in Latitude and Longitude", "Lat: %1, Lon: %2", lat, lon)},
+    };
+    postJson("m.room.message", content);
+}

src/neochatroom.h

@@ -901,4 +901,13 @@ public Q_SLOTS:
      * This will delete all messages by that user in this room that are currently loaded.
      */
     void deleteMessagesByUser(const QString &user, const QString &reason);
+
+    /**
+     *  @brief Sends a location to a room
+     *  The event is sent in the migration format as specified in MSC3488
+     * @param lat latitude
+     * @param lon longitude
+     * @param description description for the location
+     */
+    void sendLocation(float lat, float lon, const QString &description);
 };

src/qml/Component/ChatBox/ChatBar.qml

@@ -65,8 +65,17 @@ QQC2.Control {
                     emojiDialog.open()
                 }
             }
+        },
+        Kirigami.Action {
+            id: mapButton
+            icon.name: "globe"
+            property bool isBusy: false
+            text: i18n("Send a Location")
+            displayHint: QQC2.AbstractButton.IconOnly
 
-            tooltip: text
+            onTriggered: {
+                locationChooserComponent.createObject(QQC2.ApplicationWindow.overlay, {room: currentRoom}).open()
+            }
         },
         Kirigami.Action {
             id: sendAction
@@ -473,4 +482,9 @@ QQC2.Control {
             textField.cursorPosition = index + format.start.length + format.end.length;
         }
     }
+
+    Component {
+        id: locationChooserComponent
+        LocationChooser {}
+    }
 }

src/qml/Component/ChatBox/LocationChooser.qml

@@ -0,0 +1,83 @@
+// SPDX-FileCopyrightText: 2021 Tobias Fella <fella@posteo.de>
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+import QtQuick 2.15
+import QtQuick.Controls 2.15
+import QtQuick.Layouts 1.15
+import QtLocation 5.15
+import QtPositioning 5.15
+
+import org.kde.kirigamiaddons.labs.components 1.0 as Components
+
+import org.kde.kirigami 2.15 as Kirigami
+
+Components.AbstractMaximizeComponent {
+    id: root
+
+    required property var room
+    property var location
+
+    title: i18n("Choose a Location")
+
+    actions: [
+        Kirigami.Action {
+            icon.name: "document-send"
+            text: i18n("Send this location")
+            onTriggered: {
+                root.room.sendLocation(root.location.latitude, root.location.longitude, "");
+                root.close();
+            }
+            enabled: !!root.location
+        }
+    ]
+
+    content: Map {
+        id: map
+        plugin: Plugin {
+            name: "osm"
+            PluginParameter {
+                name: "osm.useragent"
+                value: Application.name + "/" + Application.version + " (kde-devel@kde.org)"
+            }
+            PluginParameter {
+                name: "osm.mapping.providersrepository.address"
+                value: "https://autoconfig.kde.org/qtlocation/"
+            }
+        }
+
+        MouseArea {
+            anchors.fill: parent
+            onClicked: {
+                root.location = map.toCoordinate(Qt.point(mouseX, mouseY), false)
+            }
+        }
+
+        MapQuickItem {
+            id: point
+
+            visible: root.location
+            anchorPoint.x: sourceItem.width / 2
+            anchorPoint.y: sourceItem.height * 0.85
+            coordinate: root.location
+            autoFadeIn: false
+
+            sourceItem: Kirigami.Icon {
+                width: height
+                height: Kirigami.Units.iconSizes.huge
+                source: "gps"
+                isMask: true
+                color: Kirigami.Theme.highlightColor
+
+                Kirigami.Icon {
+                    anchors.centerIn: parent
+                    anchors.verticalCenterOffset: -parent.height / 8
+                    width: height
+                    height: parent.height / 3 + 1
+                    source: "pin"
+                    isMask: true
+                    color: Kirigami.Theme.highlightColor
+                }
+            }
+        }
+    }
+}

src/res.qrc

@@ -108,5 +108,6 @@
         <file alias="EmojiGrid.qml">qml/Component/Emoji/EmojiGrid.qml</file>
         <file alias="SearchPage.qml">qml/Page/SearchPage.qml</file>
         <file alias="LocationDelegate.qml">qml/Component/Timeline/LocationDelegate.qml</file>
+        <file alias="LocationChooser.qml">qml/Component/ChatBox/LocationChooser.qml</file>
     </qresource>
 </RCC>