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Telegram/SourceFiles/mtproto/special_config_request.h

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+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+#pragma once
+
+#include "mtproto/details/mtproto_domain_resolver.h"
+#include "base/bytes.h"
+#include "base/weak_ptr.h"
+
+#include <QtCore/QPointer>
+#include <QtNetwork/QNetworkReply>
+#include <QtNetwork/QNetworkAccessManager>
+
+namespace MTP::details {
+
+class SpecialConfigRequest : public QObject {
+public:
+	SpecialConfigRequest(
+		Fn<void(
+			DcId dcId,
+			const std::string &ip,
+			int port,
+			bytes::const_span secret)> callback,
+		bool isTestMode,
+		const QString &domainString,
+		const QString &phone);
+	SpecialConfigRequest(
+		Fn<void()> timeDoneCallback,
+		bool isTestMode,
+		const QString &domainString);
+
+private:
+	enum class Type {
+		Mozilla,
+		Google,
+		RemoteConfig,
+		Realtime,
+		FireStore,
+	};
+	struct Attempt {
+		Type type;
+		QString data;
+		QString host;
+	};
+
+	SpecialConfigRequest(
+		Fn<void(
+			DcId dcId,
+			const std::string &ip,
+			int port,
+			bytes::const_span secret)> callback,
+		Fn<void()> timeDoneCallback,
+		bool isTestMode,
+		const QString &domainString,
+		const QString &phone);
+
+	void sendNextRequest();
+	void performRequest(const Attempt &attempt);
+	void requestFinished(Type type, not_null<QNetworkReply*> reply);
+	void handleHeaderUnixtime(not_null<QNetworkReply*> reply);
+	QByteArray finalizeRequest(not_null<QNetworkReply*> reply);
+	void handleResponse(const QByteArray &bytes);
+	bool decryptSimpleConfig(const QByteArray &bytes);
+
+	Fn<void(
+		DcId dcId,
+		const std::string &ip,
+		int port,
+		bytes::const_span secret)> _callback;
+	Fn<void()> _timeDoneCallback;
+	QString _domainString;
+	QString _phone;
+	MTPhelp_ConfigSimple _simpleConfig;
+
+	QNetworkAccessManager _manager;
+	std::vector<Attempt> _attempts;
+	std::vector<ServiceWebRequest> _requests;
+
+};
+
+} // namespace MTP::details