Refactor 7TV EventAPI (#4342)

* refactor: remove file prefix * refactor: put eventapi into a namespace * refactor: support multiple conditions * fix: handle ack * docs: add changelog entry * fix: unsubscribe in destructor * fix: naming of parameter * fix: namespaces * chore: casing * fix: missing namespace --------- Co-authored-by: pajlada <rasmus.karlsson@pajlada.com>
2023-02-04 13:42:52 +01:00
parent 6516116244
commit 0c74ab17ed
23 changed files with 580 additions and 493 deletions
@@ -0,0 +1,106 @@
+#pragma once
+
+#include <magic_enum.hpp>
+#include <QByteArray>
+#include <QHash>
+#include <QJsonObject>
+#include <QString>
+
+#include <variant>
+
+namespace chatterino::seventv::eventapi {
+
+// https://github.com/SevenTV/EventAPI/tree/ca4ff15cc42b89560fa661a76c5849047763d334#subscription-types
+enum class SubscriptionType {
+    UpdateEmoteSet,
+    UpdateUser,
+
+    INVALID,
+};
+
+// https://github.com/SevenTV/EventAPI/tree/ca4ff15cc42b89560fa661a76c5849047763d334#opcodes
+enum class Opcode {
+    Dispatch = 0,
+    Hello = 1,
+    Heartbeat = 2,
+    Reconnect = 4,
+    Ack = 5,
+    Error = 6,
+    EndOfStream = 7,
+    Identify = 33,
+    Resume = 34,
+    Subscribe = 35,
+    Unsubscribe = 36,
+    Signal = 37,
+};
+
+struct ObjectIDCondition {
+    ObjectIDCondition(QString objectID);
+
+    QString objectID;
+
+    QJsonObject encode() const;
+
+    friend QDebug &operator<<(QDebug &dbg, const ObjectIDCondition &condition);
+    bool operator==(const ObjectIDCondition &rhs) const;
+    bool operator!=(const ObjectIDCondition &rhs) const;
+};
+
+using Condition = std::variant<ObjectIDCondition>;
+
+struct Subscription {
+    bool operator==(const Subscription &rhs) const;
+    bool operator!=(const Subscription &rhs) const;
+    Condition condition;
+    SubscriptionType type;
+
+    QByteArray encodeSubscribe() const;
+    QByteArray encodeUnsubscribe() const;
+
+    friend QDebug &operator<<(QDebug &dbg, const Subscription &subscription);
+};
+
+}  // namespace chatterino::seventv::eventapi
+
+template <>
+constexpr magic_enum::customize::customize_t magic_enum::customize::enum_name<
+    chatterino::seventv::eventapi::SubscriptionType>(
+    chatterino::seventv::eventapi::SubscriptionType value) noexcept
+{
+    using chatterino::seventv::eventapi::SubscriptionType;
+    switch (value)
+    {
+        case SubscriptionType::UpdateEmoteSet:
+            return "emote_set.update";
+        case SubscriptionType::UpdateUser:
+            return "user.update";
+
+        default:
+            return default_tag;
+    }
+}
+
+namespace std {
+
+template <>
+struct hash<chatterino::seventv::eventapi::ObjectIDCondition> {
+    size_t operator()(
+        const chatterino::seventv::eventapi::ObjectIDCondition &c) const
+    {
+        return (size_t)qHash(c.objectID);
+    }
+};
+
+template <>
+struct hash<chatterino::seventv::eventapi::Subscription> {
+    size_t operator()(
+        const chatterino::seventv::eventapi::Subscription &sub) const
+    {
+        const size_t conditionHash =
+            std::hash<chatterino::seventv::eventapi::Condition>{}(
+                sub.condition);
+        return (size_t)qHash(conditionHash, qHash((int)sub.type));
+    }
+};
+
+}  // namespace std