/* vim: set ts=2 sw=2 sts=2 tw=80: */
/* 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 "RemoteSpellCheckEngineParent.h"
#include "mozilla/Unused.h"
#include "mozilla/mozSpellChecker.h"
#include "nsServiceManagerUtils.h"

namespace mozilla {

RemoteSpellcheckEngineParent::RemoteSpellcheckEngineParent() {
  mSpellChecker = mozSpellChecker::Create();
}

RemoteSpellcheckEngineParent::~RemoteSpellcheckEngineParent() {}

mozilla::ipc::IPCResult RemoteSpellcheckEngineParent::RecvSetDictionary(
    const nsCString& aDictionary, bool* success) {
  nsresult rv = mSpellChecker->SetCurrentDictionary(aDictionary);
  *success = NS_SUCCEEDED(rv);
  return IPC_OK();
}

mozilla::ipc::IPCResult RemoteSpellcheckEngineParent::RecvSetDictionaryFromList(
    nsTArray<nsCString>&& aList, SetDictionaryFromListResolver&& aResolve) {
  for (auto& dictionary : aList) {
    nsresult rv = mSpellChecker->SetCurrentDictionary(dictionary);
    if (NS_SUCCEEDED(rv)) {
      aResolve(Tuple<const bool&, const nsCString&>(true, dictionary));
      return IPC_OK();
    }
  }
  aResolve(Tuple<const bool&, const nsCString&>(false, ""_ns));
  return IPC_OK();
}

mozilla::ipc::IPCResult RemoteSpellcheckEngineParent::RecvCheckAsync(
    nsTArray<nsString>&& aWords, CheckAsyncResolver&& aResolve) {
  nsTArray<bool> misspells;
  misspells.SetCapacity(aWords.Length());
  for (auto& word : aWords) {
    bool misspelled;
    nsresult rv = mSpellChecker->CheckWord(word, &misspelled, nullptr);
    // If CheckWord failed, we can't tell whether the word is correctly spelled
    if (NS_FAILED(rv)) {
      misspelled = false;
    }
    misspells.AppendElement(misspelled);
  }
  aResolve(std::move(misspells));
  return IPC_OK();
}

mozilla::ipc::IPCResult RemoteSpellcheckEngineParent::RecvCheckAndSuggest(
    const nsString& aWord, bool* aIsMisspelled,
    nsTArray<nsString>* aSuggestions) {
  nsresult rv = mSpellChecker->CheckWord(aWord, aIsMisspelled, aSuggestions);
  if (NS_FAILED(rv)) {
    aSuggestions->Clear();
    *aIsMisspelled = false;
  }
  return IPC_OK();
}

void RemoteSpellcheckEngineParent::ActorDestroy(ActorDestroyReason aWhy) {}

}  // namespace mozilla