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// Copyright 2025 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_COLLABORATION_INTERNAL_MESSAGING_INSTANT_MESSAGE_PROCESSOR_IMPL_H_
#define COMPONENTS_COLLABORATION_INTERNAL_MESSAGING_INSTANT_MESSAGE_PROCESSOR_IMPL_H_
#include <memory>
#include <set>
#include <vector>
#include "base/memory/raw_ptr.h"
#include "base/memory/weak_ptr.h"
#include "base/uuid.h"
#include "components/collaboration/internal/messaging/instant_message_processor.h"
#include "components/collaboration/public/messaging/message.h"
#include "components/collaboration/public/messaging/messaging_backend_service.h"
namespace collaboration::messaging {
using InstantMessageDelegate = MessagingBackendService::InstantMessageDelegate;
class InstantMessageProcessorImpl : public InstantMessageProcessor {
public:
InstantMessageProcessorImpl();
~InstantMessageProcessorImpl() override;
// InstantMessageProcessor implementation.
void SetMessagingBackendService(
MessagingBackendService* messaging_backend_service) override;
void SetInstantMessageDelegate(
InstantMessageDelegate* instant_message_delegate) override;
bool IsEnabled() const override;
void DisplayInstantMessage(const InstantMessage& message) override;
void HideInstantMessage(const std::set<base::Uuid>& message_ids) override;
private:
void ScheduleProcessing();
void ProcessQueue();
std::vector<InstantMessage> AggregateMessages(
const std::vector<InstantMessage>& messages);
void OnMessageDisplayed(const std::vector<base::Uuid>& message_ids,
bool success);
InstantMessage CreateAggregatedMessage(
const std::vector<InstantMessage>& messages);
// The messaging backend service. Used for clearing the message from DB when
// the message successfully shows in the UI.
raw_ptr<MessagingBackendService> messaging_backend_service_;
// The single delegate for when we need to inform the UI about instant
// (one-off) messages.
raw_ptr<InstantMessageDelegate> instant_message_delegate_;
std::vector<InstantMessage> message_queue_;
bool processing_scheduled_ = false;
base::WeakPtrFactory<InstantMessageProcessorImpl> weak_ptr_factory_{this};
};
} // namespace collaboration::messaging
#endif // COMPONENTS_COLLABORATION_INTERNAL_MESSAGING_INSTANT_MESSAGE_PROCESSOR_IMPL_H_
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