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Telegram/SourceFiles/api/api_peer_search.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
+
+namespace Main {
+class Session;
+} // namespace Main
+
+namespace Api {
+
+struct SponsoredSearchResult {
+    not_null<PeerData*> peer;
+    QByteArray randomId;
+    TextWithEntities sponsorInfo;
+    TextWithEntities additionalInfo;
+};
+
+struct PeerSearchResult {
+    QString query;
+    std::vector<not_null<PeerData*>> my;
+    std::vector<not_null<PeerData*>> peers;
+    std::vector<SponsoredSearchResult> sponsored;
+};
+
+class PeerSearch final {
+public:
+    enum class Type {
+        WithSponsored,
+        JustPeers,
+    };
+    PeerSearch(not_null<Main::Session*> session, Type type);
+    ~PeerSearch();
+
+    enum class RequestType {
+        CacheOnly,
+        CacheOrRemote,
+    };
+    void request(
+        const QString &query,
+        Fn<void(PeerSearchResult)> callback,
+        RequestType type = RequestType::CacheOrRemote);
+    void clear();
+
+private:
+    struct CacheEntry {
+        PeerSearchResult result;
+        bool requested = false;
+        bool peersReady = false;
+        bool sponsoredReady = false;
+    };
+
+    void requestPeers();
+    void requestSponsored();
+
+	void finish(PeerSearchResult result);
+	void finishPeers(mtpRequestId requestId, PeerSearchResult result);
+    void finishSponsored(mtpRequestId requestId, PeerSearchResult result);
+
+    const not_null<Main::Session*> _session;
+    const Type _type;
+
+    QString _query;
+    Fn<void(PeerSearchResult)> _callback;
+
+	base::flat_map<QString, CacheEntry> _cache;
+	base::flat_map<mtpRequestId, QString> _peerRequests;
+	base::flat_map<mtpRequestId, QString> _sponsoredRequests;
+
+};
+
+} // namespace Api