feat: Live Emote Updates for 7TV (#4090)

Co-authored-by: Rasmus Karlsson <rasmus.karlsson@pajlada.com>

src/providers/seventv/eventapi/SeventvEventAPIMessage.hpp

@@ -0,0 +1,44 @@
+#pragma once
+
+#include "providers/seventv/SeventvEventAPI.hpp"
+
+#include <boost/optional.hpp>
+#include <magic_enum.hpp>
+
+#include <QJsonDocument>
+#include <QJsonObject>
+#include <QString>
+
+namespace chatterino {
+
+struct SeventvEventAPIMessage {
+    QJsonObject data;
+
+    SeventvEventAPIOpcode op;
+
+    SeventvEventAPIMessage(QJsonObject _json);
+
+    template <class InnerClass>
+    boost::optional<InnerClass> toInner();
+};
+
+template <class InnerClass>
+boost::optional<InnerClass> SeventvEventAPIMessage::toInner()
+{
+    return InnerClass{this->data};
+}
+
+static boost::optional<SeventvEventAPIMessage> parseSeventvEventAPIBaseMessage(
+    const QString &blob)
+{
+    QJsonDocument jsonDoc(QJsonDocument::fromJson(blob.toUtf8()));
+
+    if (jsonDoc.isNull())
+    {
+        return boost::none;
+    }
+
+    return SeventvEventAPIMessage(jsonDoc.object());
+}
+
+}  // namespace chatterino