X-Git-Url: https://git.quassel-irc.org/?p=quassel.git;a=blobdiff_plain;f=src%2Fclient%2Fbacklogrequester.h;h=2ecb09a437104785dfd65e27f619d8bf83871e71;hp=5ef71b28784b7b7bdae562fbbf3b0ff02c5c8e8d;hb=HEAD;hpb=332069a1830ed3a055ac6f2d7661bae1cc83e40c

diff --git a/src/client/backlogrequester.h b/src/client/backlogrequester.h
index 5ef71b28..3a94529c 100644
--- a/src/client/backlogrequester.h
+++ b/src/client/backlogrequester.h
@@ -1,5 +1,5 @@
 /***************************************************************************
- *   Copyright (C) 2005-08 by the Quassel Project                          *
+ *   Copyright (C) 2005-2022 by the Quassel Project                        *
  *   devel@quassel-irc.org                                                 *
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
@@ -15,42 +15,120 @@
  *   You should have received a copy of the GNU General Public License     *
  *   along with this program; if not, write to the                         *
  *   Free Software Foundation, Inc.,                                       *
- *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
+ *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.         *
  ***************************************************************************/
 
-#ifndef BACKLOGREQUESTER_H
-#define BACKLOGREQUESTER_H
+#pragma once
+
+#include <set>
 
 #include <QList>
 
 #include "client.h"
+#include "message.h"
 #include "networkmodel.h"
 #include "types.h"
 
-class BacklogManager;
+class ClientBacklogManager;
 
-class BacklogRequester {
+class BacklogRequester
+{
 public:
-  BacklogRequester(BacklogManager *backlogManger);
-  virtual inline ~BacklogRequester() {}
+    enum RequesterType
+    {
+        InvalidRequester = 0,
+        PerBufferFixed,
+        PerBufferUnread,
+        AsNeeded,              ///< Only request backlog on cores without Feature::BufferActivitySync
+        GlobalUnread
+    };
+
+    BacklogRequester(bool buffering, RequesterType requesterType, ClientBacklogManager* backlogManger);
+    virtual ~BacklogRequester() = default;
+
+    inline bool isBuffering() { return _isBuffering; }
+    inline RequesterType type() { return _requesterType; }
+    inline const QList<Message>& bufferedMessages() { return _bufferedMessages; }
+
+    inline int buffersWaiting() const { return int(_buffersWaiting.size()); }
+    inline int totalBuffers() const { return _totalBuffers; }
+
+    bool buffer(BufferId bufferId, const MessageList& messages);  //! returns false if it was the last missing backlogpart
 
-  virtual void requestBacklog() = 0;
+    virtual void requestBacklog(const BufferIdList& bufferIds) = 0;
+    virtual inline void requestInitialBacklog() { requestBacklog(allBufferIds()); }
+
+    virtual void flushBuffer();
 
 protected:
-  inline QList<BufferId> allBufferIds() const { return Client::networkModel()->allBufferIds(); }
-  BacklogManager *backlogManager;
+    BufferIdList allBufferIds() const;
+    void setWaitingBuffers(const BufferIdList& buffers);
+
+    ClientBacklogManager* backlogManager;
+
+private:
+    bool _isBuffering;
+    RequesterType _requesterType;
+    MessageList _bufferedMessages;
+    int _totalBuffers;
+    std::set<BufferId> _buffersWaiting;
 };
 
+// ========================================
+//  FIXED BACKLOG REQUESTER
+// ========================================
+class FixedBacklogRequester : public BacklogRequester
+{
+public:
+    FixedBacklogRequester(ClientBacklogManager* backlogManager);
+    void requestBacklog(const BufferIdList& bufferIds) override;
+
+private:
+    int _backlogCount;
+};
 
-class FixedBacklogRequester : public BacklogRequester {
+// ========================================
+//  GLOBAL UNREAD BACKLOG REQUESTER
+// ========================================
+class GlobalUnreadBacklogRequester : public BacklogRequester
+{
 public:
-  FixedBacklogRequester(BacklogManager *backlogManager);
+    GlobalUnreadBacklogRequester(ClientBacklogManager* backlogManager);
+    void requestInitialBacklog() override;
+    void requestBacklog(const BufferIdList&) override {}
+
+private:
+    int _limit;
+    int _additional;
+};
 
-  virtual void requestBacklog();
+// ========================================
+//  PER BUFFER UNREAD BACKLOG REQUESTER
+// ========================================
+class PerBufferUnreadBacklogRequester : public BacklogRequester
+{
+public:
+    PerBufferUnreadBacklogRequester(ClientBacklogManager* backlogManager);
+    void requestBacklog(const BufferIdList& bufferIds) override;
 
 private:
-  static const int backlogCount;
+    int _limit;
+    int _additional;
 };
 
+// ========================================
+//  AS NEEDED BACKLOG REQUESTER
+// ========================================
+/**
+ * Backlog requester that only fetches initial backlog when the core doesn't support buffer activity
+ * tracking
+ */
+class AsNeededBacklogRequester : public BacklogRequester
+{
+public:
+    AsNeededBacklogRequester(ClientBacklogManager* backlogManager);
+    void requestBacklog(const BufferIdList& bufferIds) override;
 
-#endif //BACKLOGREQUESTER_H
+private:
+    int _legacyBacklogCount;
+};