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#include "profile_qt.h"

#include "profile_adapter.h"
#include "browsing_data_remover_delegate_qt.h"
#include "download_manager_delegate_qt.h"
#include "net/ssl_host_state_delegate_qt.h"
#include "net/url_request_context_getter_qt.h"
#include "permission_manager_qt.h"
#include "qtwebenginecoreglobal_p.h"
#include "type_conversion.h"
#include "web_engine_library_info.h"

#include "base/time/time.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/browser/storage_partition.h"

#include "base/base_paths.h"
#include "components/keyed_service/content/browser_context_dependency_manager.h"
#include "components/prefs/pref_member.h"
#include "components/prefs/pref_service.h"
#include "components/prefs/in_memory_pref_store.h"
#include "components/prefs/pref_service.h"
#include "components/prefs/pref_service_factory.h"
#include "components/prefs/pref_registry_simple.h"
#include "components/user_prefs/user_prefs.h"
#if QT_CONFIG(webengine_spellchecker)
#include "chrome/browser/spellchecker/spellcheck_service.h"
#include "chrome/common/pref_names.h"
#include "components/spellcheck/browser/pref_names.h"
#endif

namespace QtWebEngineCore {

ProfileQt::ProfileQt(ProfileAdapter *profileAdapter)
    : m_profileIOData(new ProfileIODataQt(this)),
      m_profileAdapter(profileAdapter)
{
    PrefServiceFactory factory;
    factory.set_user_prefs(new InMemoryPrefStore);
    PrefRegistrySimple *registry = new PrefRegistrySimple();

#if QT_CONFIG(webengine_spellchecker)
    // Initial spellcheck settings
    registry->RegisterStringPref(prefs::kAcceptLanguages, std::string());
    registry->RegisterListPref(spellcheck::prefs::kSpellCheckDictionaries, std::make_unique<base::ListValue>());
    registry->RegisterListPref(spellcheck::prefs::kSpellCheckForcedDictionaries, std::make_unique<base::ListValue>());
    registry->RegisterStringPref(spellcheck::prefs::kSpellCheckDictionary, std::string());
    registry->RegisterBooleanPref(spellcheck::prefs::kSpellCheckEnable, false);
    registry->RegisterBooleanPref(spellcheck::prefs::kSpellCheckUseSpellingService, false);
#endif // QT_CONFIG(webengine_spellchecker)
    m_prefService = factory.Create(registry);
    user_prefs::UserPrefs::Set(this, m_prefService.get());

    // Mark the context as live. This prevents the use-after-free DCHECK in
    // AssertBrowserContextWasntDestroyed from being triggered when a new
    // ProfileQt object is allocated at the same address as a previously
    // destroyed one. Needs to be called after WebEngineContext initialization.
    BrowserContextDependencyManager::GetInstance()->MarkBrowserContextLive(this);
}

ProfileQt::~ProfileQt()
{
    DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
    content::BrowserContext::NotifyWillBeDestroyed(this);
    BrowserContextDependencyManager::GetInstance()->DestroyBrowserContextServices(this);
    ShutdownStoragePartitions();
    m_profileIOData->shutdownOnUIThread();
    //Should be deleted by IO Thread
    m_profileIOData.release();
}

PrefService* ProfileQt::GetPrefs()
{
    return m_prefService.get();
}

const PrefService* ProfileQt::GetPrefs() const
{
    return m_prefService.get();
}

base::FilePath ProfileQt::GetPath() const
{
    return toFilePath(m_profileAdapter->dataPath());
}

bool ProfileQt::IsOffTheRecord() const
{
    return m_profileAdapter->isOffTheRecord();
}

net::URLRequestContextGetter *ProfileQt::GetRequestContext()
{
    return m_urlRequestContextGetter.get();
}

net::URLRequestContextGetter *ProfileQt::CreateMediaRequestContext()
{
    return m_urlRequestContextGetter.get();
}

net::URLRequestContextGetter *ProfileQt::CreateMediaRequestContextForStoragePartition(const base::FilePath&, bool)
{
    Q_UNIMPLEMENTED();
    return nullptr;
}

content::ResourceContext *ProfileQt::GetResourceContext()
{
    return m_profileIOData->resourceContext();
}

content::DownloadManagerDelegate *ProfileQt::GetDownloadManagerDelegate()
{
    return m_profileAdapter->downloadManagerDelegate();
}

content::BrowserPluginGuestManager *ProfileQt::GetGuestManager()
{
    return nullptr;
}

storage::SpecialStoragePolicy *ProfileQt::GetSpecialStoragePolicy()
{
    QT_NOT_YET_IMPLEMENTED
    return nullptr;
}

content::PushMessagingService *ProfileQt::GetPushMessagingService()
{
    return nullptr;
}

content::SSLHostStateDelegate* ProfileQt::GetSSLHostStateDelegate()
{
    if (!m_sslHostStateDelegate)
        m_sslHostStateDelegate.reset(new SSLHostStateDelegateQt());
    return m_sslHostStateDelegate.get();
}

std::unique_ptr<content::ZoomLevelDelegate> ProfileQt::CreateZoomLevelDelegate(const base::FilePath&)
{
    return nullptr;
}

content::BackgroundFetchDelegate* ProfileQt::GetBackgroundFetchDelegate()
{
    return nullptr;
}

content::BackgroundSyncController* ProfileQt::GetBackgroundSyncController()
{
    return nullptr;
}

content::BrowsingDataRemoverDelegate *ProfileQt::GetBrowsingDataRemoverDelegate()
{
    return new BrowsingDataRemoverDelegateQt();
}

content::PermissionManager *ProfileQt::GetPermissionManager()
{
    if (!m_permissionManager)
        m_permissionManager.reset(new PermissionManagerQt());
    return m_permissionManager.get();
}

net::URLRequestContextGetter *ProfileQt::CreateRequestContext(
        content::ProtocolHandlerMap *protocol_handlers,
        content::URLRequestInterceptorScopedVector request_interceptors)
{
    DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
    DCHECK(!m_urlRequestContextGetter.get());
    m_profileIOData->setRequestContextData(protocol_handlers, std::move(request_interceptors));
    m_profileIOData->updateStorageSettings();
    m_urlRequestContextGetter = new URLRequestContextGetterQt(m_profileIOData.get());
    return m_urlRequestContextGetter.get();
}

net::URLRequestContextGetter *ProfileQt::CreateRequestContextForStoragePartition(
        const base::FilePath& partition_path, bool in_memory,
        content::ProtocolHandlerMap* protocol_handlers,
        content::URLRequestInterceptorScopedVector request_interceptors)
{
    Q_UNIMPLEMENTED();
    return nullptr;
}

#if QT_CONFIG(webengine_spellchecker)
void ProfileQt::FailedToLoadDictionary(const std::string &language)
{
    Q_ASSERT(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
    qWarning() << "Could not load dictionary for:" << toQt(language) << endl
               << "Make sure that correct bdic file is in:" << toQt(WebEngineLibraryInfo::getPath(base::DIR_APP_DICTIONARIES).value());
}

void ProfileQt::setSpellCheckLanguages(const QStringList &languages)
{
    StringListPrefMember dictionaries_pref;
    dictionaries_pref.Init(spellcheck::prefs::kSpellCheckDictionaries, m_prefService.get());
    std::vector<std::string> dictionaries;
    dictionaries.reserve(languages.size());
    for (const auto &language : languages)
        dictionaries.push_back(language.toStdString());
    dictionaries_pref.SetValue(dictionaries);
}

QStringList ProfileQt::spellCheckLanguages() const
{
    QStringList spellcheck_dictionaries;
    for (const auto &value : *m_prefService->GetList(spellcheck::prefs::kSpellCheckDictionaries)) {
        std::string dictionary;
        if (value.GetAsString(&dictionary))
            spellcheck_dictionaries.append(QString::fromStdString(dictionary));
    }

    return spellcheck_dictionaries;
}

void ProfileQt::setSpellCheckEnabled(bool enabled)
{
    m_prefService->SetBoolean(spellcheck::prefs::kSpellCheckEnable, enabled);
}

bool ProfileQt::isSpellCheckEnabled() const
{
    return m_prefService->GetBoolean(spellcheck::prefs::kSpellCheckEnable);
}
#endif // QT_CONFIG(webengine_spellchecker)
} // namespace QtWebEngineCore