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// Copyright 2019 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_ASH_INPUT_METHOD_IME_SERVICE_CONNECTOR_H_
#define CHROME_BROWSER_ASH_INPUT_METHOD_IME_SERVICE_CONNECTOR_H_
#include "base/base_paths.h"
#include "base/files/file_path.h"
#include "base/memory/raw_ptr.h"
#include "base/memory/weak_ptr.h"
#include "base/scoped_observation.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/profiles/profile_observer.h"
#include "chromeos/ash/services/ime/public/mojom/ime_service.mojom.h"
#include "mojo/public/cpp/bindings/pending_receiver.h"
#include "mojo/public/cpp/bindings/receiver.h"
#include "mojo/public/cpp/bindings/remote.h"
#include "services/network/public/cpp/simple_url_loader.h"
#include "url/gurl.h"
namespace network {
class SharedURLLoaderFactory;
} // namespace network
namespace ash {
namespace input_method {
// The connector of an ImeService which runs in its own process.
class ImeServiceConnector : public ime::mojom::PlatformAccessProvider,
public ProfileObserver {
public:
explicit ImeServiceConnector(Profile* profile);
ImeServiceConnector(const ImeServiceConnector&) = delete;
ImeServiceConnector& operator=(const ImeServiceConnector&) = delete;
~ImeServiceConnector() override;
// ash::ime::mojom::PlatformAccessProvider overrides:
void DownloadImeFileTo(const GURL& url,
const base::FilePath& file_path,
DownloadImeFileToCallback callback) override;
// ProfileObserver:
void OnProfileWillBeDestroyed(Profile* profile) override;
// Launch an out-of-process IME service and grant necessary Platform access.
void SetupImeService(
mojo::PendingReceiver<ime::mojom::InputEngineManager> receiver);
void BindInputMethodUserDataService(
mojo::PendingReceiver<ime::mojom::InputMethodUserDataService> receiver);
void OnFileDownloadComplete(DownloadImeFileToCallback client_callback,
base::FilePath path);
private:
void MaybeTriggerDownload(GURL url,
base::FilePath file_path,
DownloadImeFileToCallback callback);
void HandleDownloadResponse(base::FilePath file_path);
void NotifyAllDownloadListeners(base::FilePath file_path);
raw_ptr<Profile> profile_;
scoped_refptr<network::SharedURLLoaderFactory> url_loader_factory_;
// The current request in progress, or NULL.
std::unique_ptr<network::SimpleURLLoader> url_loader_;
// The url of the current in progress request.
std::optional<std::string> active_request_url_;
// Callbacks collected for simultaneous requests for the same download url.
std::vector<DownloadImeFileToCallback> download_callbacks_;
// Persistent connection to the IME service process.
mojo::Remote<ime::mojom::ImeService> remote_service_;
mojo::Receiver<ime::mojom::PlatformAccessProvider> platform_access_receiver_{
this};
base::ScopedObservation<Profile, ProfileObserver> profile_observation_{this};
base::WeakPtrFactory<ImeServiceConnector> weak_ptr_factory_{this};
};
} // namespace input_method
} // namespace ash
#endif // CHROME_BROWSER_ASH_INPUT_METHOD_IME_SERVICE_CONNECTOR_H_
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