Uses MatriqueRoom inherited from QMatrixClient::Room and rewrite related

objects.

src/matriqueroom.cpp

@@ -0,0 +1,57 @@
+#include "matriqueroom.h"
+
+#include "connection.h"
+#include "csapi/leaving.h"
+
+#include <QFileDialog>
+#include <QMimeDatabase>
+
+MatriqueRoom::MatriqueRoom(Connection* connection, QString roomId,
+                           JoinState joinState)
+    : Room(connection, std::move(roomId), joinState) {}
+
+void MatriqueRoom::chooseAndUploadFile() {
+  auto localFile = QFileDialog::getOpenFileUrl(Q_NULLPTR, tr("Save File as"));
+  if (!localFile.isEmpty()) {
+    uploadFile(localFile.toString(), localFile, getMIME(localFile));
+    QMetaObject::Connection* const connection = new QMetaObject::Connection;
+    *connection = connect(this, &Room::fileTransferCompleted,
+                          [=](QString id, QUrl localFile, QUrl mxcUrl) {
+                            disconnect(*connection);
+                            postFile(localFile, mxcUrl);
+                          });
+  }
+}
+
+void MatriqueRoom::postFile(const QUrl& localFile, const QUrl& mxcUrl) {
+  const QString mime = getMIME(localFile);
+  const QString fileName = localFile.fileName();
+  QString msgType = "m.file";
+  if (mime.startsWith("image")) msgType = "m.image";
+  if (mime.startsWith("video")) msgType = "m.video";
+  if (mime.startsWith("audio")) msgType = "m.audio";
+  QJsonObject json{QJsonObject{{"msgtype", msgType},
+                               {"body", fileName},
+                               {"filename", fileName},
+                               {"url", mxcUrl.url()}}};
+  postJson("m.room.message", json);
+}
+
+QString MatriqueRoom::getMIME(const QUrl& fileUrl) const {
+  return QMimeDatabase().mimeTypeForFile(fileUrl.toLocalFile()).name();
+}
+
+void MatriqueRoom::saveFileAs(QString eventId) {
+  auto fileName = QFileDialog::getSaveFileName(Q_NULLPTR, tr("Save File as"),
+                                               fileNameToDownload(eventId));
+  if (!fileName.isEmpty()) downloadFile(eventId, QUrl::fromLocalFile(fileName));
+}
+
+void MatriqueRoom::acceptInvitation() { setJoinState(JoinState::Join); }
+
+void MatriqueRoom::rejectInvitation() {
+  setJoinState(JoinState::Leave);
+  forget();
+}
+
+void MatriqueRoom::forget() { connection()->forgetRoom(id()); }