/* 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 "nsHtml5Portability.h"

#include "jArray.h"

#include "nsAtom.h"

#include "nsHtml5TreeBuilder.h"

#include "nsString.h"

nsAtom*

nsHtml5Portability::newLocalNameFromBuffer(char16_t* buf,

                                           int32_t length,

                                           nsHtml5AtomTable* interner)

{

  NS_ASSERTION(interner, "Didn't get an atom service.");

  return interner->GetAtom(nsDependentSubstring(buf, buf + length));

}

static bool

ContainsWhiteSpace(mozilla::Span<char16_t> aSpan)

{

  for (char16_t c : aSpan) {

    if (nsContentUtils::IsHTMLWhitespace(c)) {

      return true;

    }

  }

  return false;

}

nsHtml5String

nsHtml5Portability::newStringFromBuffer(char16_t* buf,

                                        int32_t offset,

                                        int32_t length,

                                        nsHtml5TreeBuilder* treeBuilder,

                                        bool maybeAtomize)

{

  if (!length) {

    return nsHtml5String::EmptyString();

  }

  if (maybeAtomize &&

      !ContainsWhiteSpace(mozilla::MakeSpan(buf + offset, length))) {

    return nsHtml5String::FromAtom(

      NS_AtomizeMainThread(nsDependentSubstring(buf + offset, length)));

  }

  return nsHtml5String::FromBuffer(buf + offset, length, treeBuilder);

}

nsHtml5String

nsHtml5Portability::newEmptyString()

{

  return nsHtml5String::EmptyString();

}

nsHtml5String

nsHtml5Portability::newStringFromLiteral(const char* literal)

{

  return nsHtml5String::FromLiteral(literal);

}

nsHtml5String

nsHtml5Portability::newStringFromString(nsHtml5String string)

{

  return string.Clone();

}

jArray<char16_t, int32_t>

nsHtml5Portability::newCharArrayFromLocal(nsAtom* local)

{

  nsAutoString temp;

  local->ToString(temp);

  int32_t len = temp.Length();

  jArray<char16_t, int32_t> arr = jArray<char16_t, int32_t>::newJArray(len);

  memcpy(arr, temp.BeginReading(), len * sizeof(char16_t));

  return arr;

}

jArray<char16_t, int32_t>

nsHtml5Portability::newCharArrayFromString(nsHtml5String string)

{

  MOZ_RELEASE_ASSERT(string);

  uint32_t len = string.Length();

  MOZ_RELEASE_ASSERT(len < INT32_MAX);

  jArray<char16_t, int32_t> arr = jArray<char16_t, int32_t>::newJArray(len);

  string.CopyToBuffer(arr);

  return arr;

}

nsAtom*

nsHtml5Portability::newLocalFromLocal(nsAtom* local, nsHtml5AtomTable* interner)

{

  MOZ_ASSERT(local, "Atom was null.");

  MOZ_ASSERT(interner, "Atom table was null");

  if (!local->IsStatic()) {

    nsAutoString str;

    local->ToString(str);

    local = interner->GetAtom(str);

  }

  return local;

}

bool

nsHtml5Portability::localEqualsBuffer(nsAtom* local,

                                      char16_t* buf,

                                      int32_t length)

{

  return local->Equals(buf, length);

}

bool

nsHtml5Portability::lowerCaseLiteralIsPrefixOfIgnoreAsciiCaseString(

  const char* lowerCaseLiteral,

  nsHtml5String string)

{

  return string.LowerCaseStartsWithASCII(lowerCaseLiteral);

}

bool

nsHtml5Portability::lowerCaseLiteralEqualsIgnoreAsciiCaseString(

  const char* lowerCaseLiteral,

  nsHtml5String string)

{

  return string.LowerCaseEqualsASCII(lowerCaseLiteral);

}

bool

nsHtml5Portability::literalEqualsString(const char* literal,

                                        nsHtml5String string)

{

  return string.EqualsASCII(literal);

}

bool

nsHtml5Portability::stringEqualsString(nsHtml5String one, nsHtml5String other)

{

  return one.Equals(other);

}

void

nsHtml5Portability::initializeStatics()

{

}

void

nsHtml5Portability::releaseStatics()

{

}