// Copyright 2016 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.

#include "chrome/browser/ui/webui/snippets_internals_ui.h"

#include <memory>

#include "build/build_config.h"
#include "chrome/browser/ntp_snippets/content_suggestions_service_factory.h"
#include "chrome/browser/ntp_snippets/contextual_content_suggestions_service_factory.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/ui/webui/snippets_internals_message_handler.h"
#include "chrome/common/url_constants.h"
#include "chrome/grit/browser_resources.h"
#include "content/public/browser/web_ui.h"
#include "content/public/browser/web_ui_data_source.h"

#if defined(OS_ANDROID)
#include "chrome/browser/android/chrome_feature_list.h"
#endif

namespace {

content::WebUIDataSource* CreateSnippetsInternalsHTMLSource() {
  content::WebUIDataSource* source =
      content::WebUIDataSource::Create(chrome::kChromeUISnippetsInternalsHost);

#if defined(OS_ANDROID)
  source->AddBoolean(
      "contextualSuggestionsEnabled",
      base::FeatureList::IsEnabled(
          chrome::android::kContextualSuggestionsCarousel) ||
          base::FeatureList::IsEnabled(
              chrome::android::kContextualSuggestionsAboveArticles));
#else
  source->AddBoolean("contextualSuggestionsEnabled", false);
#endif
  source->SetJsonPath("strings.js");
  source->AddResourcePath("snippets_internals.js", IDR_SNIPPETS_INTERNALS_JS);
  source->AddResourcePath("snippets_internals.css", IDR_SNIPPETS_INTERNALS_CSS);
  source->SetDefaultResource(IDR_SNIPPETS_INTERNALS_HTML);
  source->UseGzip();
  return source;
}

} // namespace

SnippetsInternalsUI::SnippetsInternalsUI(content::WebUI* web_ui)
    : WebUIController(web_ui) {
  Profile* profile = Profile::FromWebUI(web_ui);
  content::WebUIDataSource::Add(profile, CreateSnippetsInternalsHTMLSource());

  web_ui->AddMessageHandler(std::make_unique<SnippetsInternalsMessageHandler>(
      ContentSuggestionsServiceFactory::GetInstance()->GetForProfile(profile),
      ContextualContentSuggestionsServiceFactory::GetInstance()->GetForProfile(
          profile),
      profile->GetPrefs()));
}

SnippetsInternalsUI::~SnippetsInternalsUI() {}