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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 CHROME_BROWSER_ACTOR_TOOLS_PAGE_TOOL_H_
#define CHROME_BROWSER_ACTOR_TOOLS_PAGE_TOOL_H_
#include <memory>
#include "base/memory/safe_ref.h"
#include "base/memory/weak_ptr.h"
#include "chrome/browser/actor/tools/tool.h"
#include "chrome/browser/actor/tools/tool_request.h"
#include "chrome/common/actor.mojom-forward.h"
#include "chrome/common/chrome_render_frame.mojom.h"
#include "components/optimization_guide/proto/features/actions_data.pb.h"
#include "content/public/browser/weak_document_ptr.h"
#include "mojo/public/cpp/bindings/associated_remote.h"
namespace content {
class RenderFrameHost;
} // namespace content
namespace actor {
class AggregatedJournal;
class PageToolRequest;
class RenderFrameChangeObserver;
// A page tool is any tool implemented in the renderer by ToolExecutor. This
// class is shared by multiple tools and serves to implement the mojo shuttling
// of the request to the renderer.
class PageTool : public Tool {
public:
PageTool(TaskId task_id,
AggregatedJournal& journal,
const PageToolRequest& params);
~PageTool() override;
// actor::Tool
void Validate(ValidateCallback callback) override;
mojom::ActionResultPtr TimeOfUseValidation(
const optimization_guide::proto::AnnotatedPageContent* last_observation)
override;
void Invoke(InvokeCallback callback) override;
std::string DebugString() const override;
GURL JournalURL() const override;
std::string JournalEvent() const override;
std::unique_ptr<ObservationDelayController> GetObservationDelayer()
const override;
private:
void FinishInvoke(mojom::ActionResultPtr result);
void PostFinishInvoke(mojom::ActionResultCode result_code);
content::RenderFrameHost* GetFrame() const;
InvokeCallback invoke_callback_;
std::unique_ptr<PageToolRequest> request_;
std::unique_ptr<RenderFrameChangeObserver> frame_change_observer_;
mojo::AssociatedRemote<chrome::mojom::ChromeRenderFrame> chrome_render_frame_;
// Whether TimeOfUseValidation has completed. GetFrame can only be queried
// after this has happened.
bool has_completed_time_of_use_ = false;
// Set during TimeOfUseValidation.
content::WeakDocumentPtr target_document_;
base::WeakPtrFactory<PageTool> weak_ptr_factory_{this};
};
} // namespace actor
#endif // CHROME_BROWSER_ACTOR_TOOLS_PAGE_TOOL_H_
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