// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CONTENT_CHILD_REQUEST_EXTRA_DATA_H_
#define CONTENT_CHILD_REQUEST_EXTRA_DATA_H_

#include <utility>

#include "base/compiler_specific.h"
#include "base/macros.h"
#include "content/child/web_url_loader_impl.h"
#include "content/common/content_export.h"
#include "content/common/navigation_params.h"
#include "third_party/WebKit/public/platform/WebPageVisibilityState.h"
#include "third_party/WebKit/public/platform/WebString.h"
#include "third_party/WebKit/public/platform/WebURLRequest.h"
#include "ui/base/page_transition_types.h"
#include "url/origin.h"

namespace content {

struct ResourceRequest;

// Can be used by callers to store extra data on every ResourceRequest
// which will be incorporated into the ResourceHostMsg_RequestResource message
// sent by ResourceDispatcher.
class CONTENT_EXPORT RequestExtraData
    : public NON_EXPORTED_BASE(blink::WebURLRequest::ExtraData) {
 public:
  RequestExtraData();
  ~RequestExtraData() override;

  blink::WebPageVisibilityState visibility_state() const {
    return visibility_state_;
  }
  void set_visibility_state(blink::WebPageVisibilityState visibility_state) {
    visibility_state_ = visibility_state;
  }
  int render_frame_id() const { return render_frame_id_; }
  void set_render_frame_id(int render_frame_id) {
    render_frame_id_ = render_frame_id;
  }
  bool is_main_frame() const { return is_main_frame_; }
  void set_is_main_frame(bool is_main_frame) {
    is_main_frame_ = is_main_frame;
  }
  url::Origin frame_origin() const { return frame_origin_; }
  void set_frame_origin(const url::Origin& frame_origin) {
    frame_origin_ = frame_origin;
  }
  bool parent_is_main_frame() const { return parent_is_main_frame_; }
  void set_parent_is_main_frame(bool parent_is_main_frame) {
    parent_is_main_frame_ = parent_is_main_frame;
  }
  int parent_render_frame_id() const { return parent_render_frame_id_; }
  void set_parent_render_frame_id(int parent_render_frame_id) {
    parent_render_frame_id_ = parent_render_frame_id;
  }
  bool allow_download() const { return allow_download_; }
  void set_allow_download(bool allow_download) {
    allow_download_ = allow_download;
  }
  ui::PageTransition transition_type() const { return transition_type_; }
  void set_transition_type(ui::PageTransition transition_type) {
    transition_type_ = transition_type;
  }
  bool should_replace_current_entry() const {
    return should_replace_current_entry_;
  }
  void set_should_replace_current_entry(
      bool should_replace_current_entry) {
    should_replace_current_entry_ = should_replace_current_entry;
  }
  int transferred_request_child_id() const {
    return transferred_request_child_id_;
  }
  void set_transferred_request_child_id(
      int transferred_request_child_id) {
    transferred_request_child_id_ = transferred_request_child_id;
  }
  int transferred_request_request_id() const {
    return transferred_request_request_id_;
  }
  void set_transferred_request_request_id(
      int transferred_request_request_id) {
    transferred_request_request_id_ = transferred_request_request_id;
  }
  int service_worker_provider_id() const {
    return service_worker_provider_id_;
  }
  void set_service_worker_provider_id(
      int service_worker_provider_id) {
    service_worker_provider_id_ = service_worker_provider_id;
  }
  // true if the request originated from within a service worker e.g. due to
  // a fetch() in the service worker script.
  bool originated_from_service_worker() const {
    return originated_from_service_worker_;
  }
  void set_originated_from_service_worker(bool originated_from_service_worker) {
    originated_from_service_worker_ = originated_from_service_worker;
  }
  // |custom_user_agent| is used to communicate an overriding custom user agent
  // to |RenderViewImpl::willSendRequest()|; set to a null string to indicate no
  // override and an empty string to indicate that there should be no user
  // agent.
  const blink::WebString& custom_user_agent() const {
    return custom_user_agent_;
  }
  void set_custom_user_agent(const blink::WebString& custom_user_agent) {
    custom_user_agent_ = custom_user_agent;
  }
  const blink::WebString& requested_with() const {
    return requested_with_;
  }
  void set_requested_with(const blink::WebString& requested_with) {
    requested_with_ = requested_with;
  }

  // PlzNavigate: |stream_override| is used to override certain parameters of
  // navigation requests.
  std::unique_ptr<StreamOverrideParameters> TakeStreamOverrideOwnership() {
    return std::move(stream_override_);
  }

  void set_stream_override(
      std::unique_ptr<StreamOverrideParameters> stream_override) {
    stream_override_ = std::move(stream_override);
  }

  bool initiated_in_secure_context() const {
    return initiated_in_secure_context_;
  }
  void set_initiated_in_secure_context(bool secure) {
    initiated_in_secure_context_ = secure;
  }

  // The request is a prefetch and should use LOAD_PREFETCH network flags.
  bool is_prefetch() const { return is_prefetch_; }
  void set_is_prefetch(bool prefetch) { is_prefetch_ = prefetch; }

  // The request is downloaded to the network cache, but not rendered or
  // executed. The renderer will see this as an aborted request.
  bool download_to_network_cache_only() const {
    return download_to_network_cache_only_;
  }
  void set_download_to_network_cache_only(bool download_to_cache) {
    download_to_network_cache_only_ = download_to_cache;
  }

  void CopyToResourceRequest(ResourceRequest* request) const;

 private:
  blink::WebPageVisibilityState visibility_state_;
  int render_frame_id_;
  bool is_main_frame_;
  url::Origin frame_origin_;
  bool parent_is_main_frame_;
  int parent_render_frame_id_;
  bool allow_download_;
  ui::PageTransition transition_type_;
  bool should_replace_current_entry_;
  int transferred_request_child_id_;
  int transferred_request_request_id_;
  int service_worker_provider_id_;
  bool originated_from_service_worker_;
  blink::WebString custom_user_agent_;
  blink::WebString requested_with_;
  std::unique_ptr<StreamOverrideParameters> stream_override_;
  bool initiated_in_secure_context_;
  bool is_prefetch_;
  bool download_to_network_cache_only_;

  DISALLOW_COPY_AND_ASSIGN(RequestExtraData);
};

}  // namespace content

#endif  // CONTENT_CHILD_REQUEST_EXTRA_DATA_H_