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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "nsIServiceManager.h"
#include "nsIStringBundle.h"
#include "nsXPIDLString.h"
#include "nsParserMsgUtils.h"
#include "nsNetCID.h"
#include "mozilla/Services.h"

static nsresult GetBundle(const char * aPropFileName, nsIStringBundle **aBundle)
{
  NS_ENSURE_ARG_POINTER(aPropFileName);
  NS_ENSURE_ARG_POINTER(aBundle);

  // Create a bundle for the localization

  nsCOMPtr<nsIStringBundleService> stringService =
    mozilla::services::GetStringBundleService();
  if (!stringService)
    return NS_ERROR_FAILURE;

  return stringService->CreateBundle(aPropFileName, aBundle);
}

nsresult
nsParserMsgUtils::GetLocalizedStringByName(const char * aPropFileName, const char* aKey, nsString& oVal)
{
  oVal.Truncate();

  NS_ENSURE_ARG_POINTER(aKey);

  nsCOMPtr<nsIStringBundle> bundle;
  nsresult rv = GetBundle(aPropFileName,getter_AddRefs(bundle));
  if (NS_SUCCEEDED(rv) && bundle) {
    nsXPIDLString valUni;
    nsAutoString key; key.AssignWithConversion(aKey);
    rv = bundle->GetStringFromName(key.get(), getter_Copies(valUni));
    if (NS_SUCCEEDED(rv) && valUni) {
      oVal.Assign(valUni);
    }  
  }

  return rv;
}

nsresult
nsParserMsgUtils::GetLocalizedStringByID(const char * aPropFileName, uint32_t aID, nsString& oVal)
{
  oVal.Truncate();

  nsCOMPtr<nsIStringBundle> bundle;
  nsresult rv = GetBundle(aPropFileName,getter_AddRefs(bundle));
  if (NS_SUCCEEDED(rv) && bundle) {
    nsXPIDLString valUni;
    rv = bundle->GetStringFromID(aID, getter_Copies(valUni));
    if (NS_SUCCEEDED(rv) && valUni) {
      oVal.Assign(valUni);
    }  
  }

  return rv;
}