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// Copyright 2022 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_VIEWS_SIDE_SEARCH_UNIFIED_SIDE_SEARCH_CONTROLLER_H_
#define CHROME_BROWSER_UI_VIEWS_SIDE_SEARCH_UNIFIED_SIDE_SEARCH_CONTROLLER_H_
#include "base/memory/raw_ptr.h"
#include "base/memory/weak_ptr.h"
#include "base/scoped_observation.h"
#include "base/timer/elapsed_timer.h"
#include "chrome/browser/ui/side_search/side_search_metrics.h"
#include "chrome/browser/ui/side_search/side_search_tab_contents_helper.h"
#include "chrome/browser/ui/views/side_panel/side_panel_coordinator.h"
#include "chrome/browser/ui/views/side_panel/side_panel_registry_observer.h"
#include "chrome/browser/ui/views/side_search/default_search_icon_source.h"
#include "content/public/browser/web_contents_observer.h"
#include "content/public/browser/web_contents_user_data.h"
#include "ui/base/models/image_model.h"
#include "ui/views/controls/webview/unhandled_keyboard_event_handler.h"
#include "ui/views/view.h"
class BrowserView;
class Profile;
// Responsible for managing the WebContents hosted in the browser's side panel
// for Side Search. Created immediately following the creation of the tab's
// WebContents.
class UnifiedSideSearchController
: public SideSearchTabContentsHelper::Delegate,
public content::WebContentsObserver,
public SidePanelEntryObserver,
public content::WebContentsUserData<UnifiedSideSearchController> {
public:
explicit UnifiedSideSearchController(content::WebContents* web_contents);
UnifiedSideSearchController(const UnifiedSideSearchController&) = delete;
UnifiedSideSearchController& operator=(const UnifiedSideSearchController&) =
delete;
~UnifiedSideSearchController() override;
// SideSearchTabContentsHelper::Delegate:
bool HandleKeyboardEvent(
content::WebContents* source,
const content::NativeWebKeyboardEvent& event) override;
content::WebContents* OpenURLFromTab(
content::WebContents* source,
const content::OpenURLParams& params) override;
void SidePanelAvailabilityChanged(bool should_close) override;
void OpenSidePanel() override;
// content::WebContentsObserver:
void DidFinishNavigation(
content::NavigationHandle* navigation_handle) override;
// SidePanelEntryObserver:
void OnEntryShown(SidePanelEntry* entry) override;
void OnEntryHidden(SidePanelEntry* entry) override;
base::WeakPtr<UnifiedSideSearchController> GetWeakPtr();
void CloseSidePanel();
// Gets the URL needed to open the current side search side panel contents
// into a new tab.
GURL GetOpenInNewTabURL() const;
WEB_CONTENTS_USER_DATA_KEY_DECL();
private:
BrowserView* GetBrowserView() const;
Profile* GetProfile() const;
SidePanelUI* GetSidePanelUI();
// Create a WebView to host the side search WebContents.
std::unique_ptr<views::View> GetSideSearchView();
// Creates a ImageModel for the current DSE's favicon.
ui::ImageModel GetSideSearchIcon();
// Creates a string representing the side search side panel's hosted content.
std::u16string GetSideSearchName() const;
// Updates side panel's availability from SideSearchTabContentsHelper.
void UpdateSidePanel();
void UpdateSidePanelRegistry(bool is_available);
// True if the side panel should be automatically triggered after a navigation
// defined by `navigation_handle`.
bool ShouldAutomaticallyTriggerAfterNavigation(
content::NavigationHandle* navigation_handle);
// A handler to handle unhandled keyboard messages coming back from the
// renderer process.
views::UnhandledKeyboardEventHandler unhandled_keyboard_event_handler_;
base::WeakPtrFactory<UnifiedSideSearchController> weak_factory_{this};
};
#endif // CHROME_BROWSER_UI_VIEWS_SIDE_SEARCH_UNIFIED_SIDE_SEARCH_CONTROLLER_H_
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