+COMMON_EXPORT QString secondsToString(int timeInSeconds);
+
+//! Take a string and decode it using the specified text codec, recognizing utf8.
+/** This function takes a string and first checks if it is encoded in utf8, in which case it is
+ * decoded appropriately. Otherwise, the specified text codec is used to transform the string.
+ * \param input The input string containing encoded data
+ * \param codec The text codec we use if the input is not utf8
+ * \return The decoded string.
+ */
+COMMON_EXPORT QString decodeString(const QByteArray& input, QTextCodec* codec = nullptr);
+
+COMMON_EXPORT uint editingDistance(const QString& s1, const QString& s2);
+
+template<typename T>
+QSet<T> toQSet(const QList<T>& list)
+{
+#if QT_VERSION < QT_VERSION_CHECK(5, 14, 0)
+ return list.toSet();
+#else
+ return {list.begin(), list.end()};
+#endif
+}
+
+template<typename T>
+QVariantList toVariantList(const QList<T>& list)
+{
+ QVariantList variants;
+ for (int i = 0; i < list.count(); i++) {
+ variants << QVariant::fromValue(list[i]);
+ }
+ return variants;
+}
+
+template<typename T>
+QList<T> fromVariantList(const QVariantList& variants)
+{
+ QList<T> list;
+ for (int i = 0; i < variants.count(); i++) {
+ list << variants[i].value<T>();
+ }
+ return list;
+}
+
+COMMON_EXPORT QByteArray prettyDigest(const QByteArray& digest);