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// Copyright 2023 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_UI_COMMERCE_COMMERCE_PAGE_ACTION_CONTROLLER_H_
#define CHROME_BROWSER_UI_COMMERCE_COMMERCE_PAGE_ACTION_CONTROLLER_H_
#include <optional>
#include "base/functional/callback.h"
#include "base/memory/weak_ptr.h"
class GURL;
namespace commerce {
// The possible ways a suggested save location can be handled. These must be
// kept in sync with the values in enums.xml.
enum class PageActionIconInteractionState {
// The icon was shown and the user clicked it.
kClicked = 0,
// The icon was shown and expanded before the user clicked on it.
kClickedExpanded = 1,
// The icon was shown but the user did not interact with it.
kNotClicked = 2,
// The icon was shown and expanded but the user did not interact with it.
kNotClickedExpanded = 3,
// This enum must be last and is only used for histograms.
kMaxValue = kNotClickedExpanded
};
class CommercePageActionController {
public:
explicit CommercePageActionController(
base::RepeatingCallback<void()> host_update_callback);
CommercePageActionController(const CommercePageActionController&) = delete;
CommercePageActionController& operator=(const CommercePageActionController&) =
delete;
virtual ~CommercePageActionController();
// Returns whether the UI should show for the current navigation. A nullopt
// implies that the UI does not have enough information to definitively
// respond true or false.
virtual std::optional<bool> ShouldShowForNavigation() = 0;
// Whether the page action wants to expand, based on its own rules.
virtual bool WantsExpandedUi() = 0;
// Automatically called when a relevant event on the active web contents
// happens.
virtual void ResetForNewNavigation(const GURL& url) = 0;
protected:
// Notify the host that is coordinating the icons that some state in the
// implementation has changed.
void NotifyHost();
private:
void RunHostUpdateCallback();
base::RepeatingCallback<void()> host_update_callback_;
base::WeakPtrFactory<CommercePageActionController> weak_factory_{this};
};
} // namespace commerce
#endif // CHROME_BROWSER_UI_COMMERCE_COMMERCE_PAGE_ACTION_CONTROLLER_H_
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