// Copyright (c) 2011 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 "content/common/font_list.h"

#import <Cocoa/Cocoa.h>

#include <utility>

#include "base/mac/scoped_nsautorelease_pool.h"
#include "base/strings/sys_string_conversions.h"
#include "base/values.h"

namespace content {

std::unique_ptr<base::ListValue> GetFontList_SlowBlocking() {
  base::mac::ScopedNSAutoreleasePool autorelease_pool;
  std::unique_ptr<base::ListValue> font_list(new base::ListValue);
  NSFontManager* fontManager = [[[NSFontManager alloc] init] autorelease];
  NSMutableDictionary* fonts_dict = [NSMutableDictionary dictionary];
  NSArray* fonts = [fontManager availableFontFamilies];

  for (NSString* family_name in fonts) {
    NSString* localized_family_name =
        [fontManager localizedNameForFamily:family_name face:nil];
    fonts_dict[family_name] = localized_family_name;
  }

  // Sort family names based on localized names.
  NSArray* sortedFonts = [fonts_dict
      keysSortedByValueUsingSelector:@selector(localizedStandardCompare:)];

  for (NSString* family_name in sortedFonts) {
    NSString* localized_family_name = fonts_dict[family_name];
    auto font_item = std::make_unique<base::ListValue>();
    font_item->AppendString(base::SysNSStringToUTF16(family_name));
    font_item->AppendString(base::SysNSStringToUTF16(localized_family_name));
    font_list->Append(std::move(font_item));
  }

  return font_list;
}

}  // namespace content