// Copyright 2025 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "chrome/browser/ash/drive/drive_integration_service_factory.h"

#include <memory>
#include <string>
#include <utility>

#include "base/files/file_path.h"
#include "base/memory/ptr_util.h"
#include "base/no_destructor.h"
#include "chrome/browser/ash/drive/drive_integration_service.h"
#include "chrome/browser/ash/drive/drive_integration_service_factory.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/download/download_core_service_factory.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/profiles/profile_selections.h"
#include "chrome/browser/signin/identity_manager_factory.h"
#include "chromeos/ash/components/browser_context_helper/browser_context_types.h"

namespace drive {

DriveIntegrationServiceFactory::FactoryCallback*
    DriveIntegrationServiceFactory::factory_for_test_ = nullptr;

DriveIntegrationServiceFactory::ScopedFactoryForTest::ScopedFactoryForTest(
    FactoryCallback* factory_for_test) {
  factory_for_test_ = factory_for_test;
}

DriveIntegrationServiceFactory::ScopedFactoryForTest::~ScopedFactoryForTest() {
  factory_for_test_ = nullptr;
}

// static
DriveIntegrationService* DriveIntegrationServiceFactory::GetForProfile(
    Profile* profile) {
  return static_cast<DriveIntegrationService*>(
      GetInstance()->GetServiceForBrowserContext(profile, true));
}

// static
DriveIntegrationService* DriveIntegrationServiceFactory::FindForProfile(
    Profile* profile) {
  if (!profile) {  // crbug.com/40794425
    return nullptr;
  }
  return static_cast<DriveIntegrationService*>(
      GetInstance()->GetServiceForBrowserContext(profile, false));
}

// static
DriveIntegrationServiceFactory* DriveIntegrationServiceFactory::GetInstance() {
  static base::NoDestructor<DriveIntegrationServiceFactory> instance;
  return instance.get();
}

DriveIntegrationServiceFactory::DriveIntegrationServiceFactory()
    : ProfileKeyedServiceFactory(
          "DriveIntegrationService",
          ProfileSelections::Builder()
              .WithRegular(ProfileSelection::kRedirectedToOriginal)
              // TODO(crbug.com/40257657): Check if this service is needed in
              // Guest mode.
              .WithGuest(ProfileSelection::kRedirectedToOriginal)
              // TODO(crbug.com/41488885): Check if this service is needed for
              // Ash Internals.
              .WithAshInternals(ProfileSelection::kRedirectedToOriginal)
              .Build()) {
  DependsOn(IdentityManagerFactory::GetInstance());
  DependsOn(DownloadCoreServiceFactory::GetInstance());
}

DriveIntegrationServiceFactory::~DriveIntegrationServiceFactory() = default;

std::unique_ptr<KeyedService>
DriveIntegrationServiceFactory::BuildServiceInstanceForBrowserContext(
    content::BrowserContext* context) const {
  // Ignore signin and lock screen apps profile.
  if (!ash::IsUserBrowserContext(context)) {
    return nullptr;
  }

  Profile* profile = Profile::FromBrowserContext(context);
  if (!factory_for_test_) {
    return std::make_unique<DriveIntegrationService>(
        g_browser_process->local_state(), profile,
        IdentityManagerFactory::GetForProfile(profile), std::string(),
        base::FilePath());
  } else {
    return base::WrapUnique(factory_for_test_->Run(profile));
  }
}

}  // namespace drive