// Copyright (c) 2006-2008 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/test/testing_profile.h"

#include "base/string_util.h"
#include "chrome/browser/history/history_backend.h"
#include "chrome/common/chrome_constants.h"

using base::Time;

namespace {

// BookmarkLoadObserver is used when blocking until the BookmarkModel
// finishes loading. As soon as the BookmarkModel finishes loading the message
// loop is quit.
class BookmarkLoadObserver : public BookmarkModelObserver {
 public:
  BookmarkLoadObserver() {}
  virtual void Loaded(BookmarkModel* model) {
    MessageLoop::current()->Quit();
  }

  virtual void BookmarkNodeMoved(BookmarkModel* model,
                                 BookmarkNode* old_parent,
                                 int old_index,
                                 BookmarkNode* new_parent,
                                 int new_index) {}
  virtual void BookmarkNodeAdded(BookmarkModel* model,
                                 BookmarkNode* parent,
                                 int index) {}
  virtual void BookmarkNodeRemoved(BookmarkModel* model,
                                   BookmarkNode* parent,
                                   int index) {}
  virtual void BookmarkNodeChanged(BookmarkModel* model,
                                   BookmarkNode* node) {}
  virtual void BookmarkNodeFavIconLoaded(BookmarkModel* model,
                                         BookmarkNode* node) {}

 private:
  DISALLOW_COPY_AND_ASSIGN(BookmarkLoadObserver);
};

}  // namespace

TestingProfile::TestingProfile()
    : start_time_(Time::Now()), has_history_service_(false),
      off_the_record_(false) {
  PathService::Get(base::DIR_TEMP, &path_);
  file_util::AppendToPath(&path_, L"TestingProfilePath");
  file_util::Delete(path_, true);
  file_util::CreateDirectory(path_);
}

TestingProfile::TestingProfile(int count)
    : start_time_(Time::Now()), has_history_service_(false),
      off_the_record_(false) {
  PathService::Get(base::DIR_TEMP, &path_);
  file_util::AppendToPath(&path_, L"TestingProfilePath" + IntToWString(count));
  file_util::Delete(path_, true);
  file_util::CreateDirectory(path_);
}

TestingProfile::~TestingProfile() {
  DestroyHistoryService();
  file_util::Delete(path_, true);
}

void TestingProfile::CreateHistoryService(bool delete_file) {
  if (history_service_.get())
    history_service_->Cleanup();

  history_service_ = NULL;

  if (delete_file) {
    std::wstring path = GetPath();
    file_util::AppendToPath(&path, chrome::kHistoryFilename);
    file_util::Delete(path, false);
  }
  history_service_ = new HistoryService(this);
  history_service_->Init(GetPath(), bookmark_bar_model_.get());
}

void TestingProfile::DestroyHistoryService() {
  if (!history_service_.get())
    return;

  history_service_->NotifyRenderProcessHostDestruction(0);
  history_service_->SetOnBackendDestroyTask(new MessageLoop::QuitTask);
  history_service_->Cleanup();
  history_service_ = NULL;

  // Wait for the backend class to terminate before deleting the files and
  // moving to the next test. Note: if this never terminates, somebody is
  // probably leaking a reference to the history backend, so it never calls
  // our destroy task.
  MessageLoop::current()->Run();

  // Make sure we don't have any event pending that could disrupt the next
  // test.
  MessageLoop::current()->PostTask(FROM_HERE, new MessageLoop::QuitTask);
  MessageLoop::current()->Run();
}

void TestingProfile::CreateBookmarkModel(bool delete_file) {
  // Nuke the model first, that way we're sure it's done writing to disk.
  bookmark_bar_model_.reset(NULL);

  if (delete_file) {
    std::wstring path = GetPath();
    file_util::AppendToPath(&path, chrome::kBookmarksFileName);
    file_util::Delete(path, false);
  }
  bookmark_bar_model_.reset(new BookmarkModel(this));
  if (history_service_.get()) {
    history_service_->history_backend_->bookmark_service_ =
        bookmark_bar_model_.get();
    history_service_->history_backend_->expirer_.bookmark_service_ =
        bookmark_bar_model_.get();
  }
  bookmark_bar_model_->Load();
}

void TestingProfile::BlockUntilBookmarkModelLoaded() {
  DCHECK(bookmark_bar_model_.get());
  if (bookmark_bar_model_->IsLoaded())
    return;
  BookmarkLoadObserver observer;
  bookmark_bar_model_->AddObserver(&observer);
  MessageLoop::current()->Run();
  bookmark_bar_model_->RemoveObserver(&observer);
  DCHECK(bookmark_bar_model_->IsLoaded());
}

void TestingProfile::CreateTemplateURLModel() {
  template_url_model_.reset(new TemplateURLModel(this));
}