// This is a generated file, modify: generate/templates/templates/class_content.cc

#include <nan.h>
#include <string.h>

extern "C" {
#include <git2.h>
}

#include "../include/nodegit.h"
#include "../include/lock_master.h"
#include "../include/functions/copy.h"
#include "../include/object.h"
#include "nodegit_wrapper.cc"
#include "../include/async_libgit2_queue_worker.h"

#include "../include/oid.h"
#include "../include/repository.h"
#include "../include/buf.h"

#include <iostream>

using namespace std;
using namespace v8;
using namespace node;

GitObject::~GitObject()
{
  // this will cause an error if you have a non-self-freeing object that also needs
  // to save values. Since the object that will eventually free the object has no
  // way of knowing to free these values.
}

void GitObject::InitializeComponent(v8::Local<v8::Object> target)
{
  Nan::HandleScope scope;

  v8::Local<FunctionTemplate> tpl = Nan::New<FunctionTemplate>(JSNewFunction);

  tpl->InstanceTemplate()->SetInternalFieldCount(1);
  tpl->SetClassName(Nan::New("Object").ToLocalChecked());

  Nan::SetMethod(tpl, "size", Size);
  Nan::SetPrototypeMethod(tpl, "dup", Dup);
  Nan::SetPrototypeMethod(tpl, "free", Free);
  Nan::SetPrototypeMethod(tpl, "id", Id);
  Nan::SetMethod(tpl, "lookup", Lookup);
  Nan::SetPrototypeMethod(tpl, "lookupByPath", LookupBypath);
  Nan::SetMethod(tpl, "lookupPrefix", LookupPrefix);
  Nan::SetPrototypeMethod(tpl, "owner", Owner);
  Nan::SetPrototypeMethod(tpl, "peel", Peel);
  Nan::SetPrototypeMethod(tpl, "shortId", ShortId);
  Nan::SetMethod(tpl, "string2type", String2type);
  Nan::SetPrototypeMethod(tpl, "type", Type);
  Nan::SetMethod(tpl, "type2string", Type2string);
  Nan::SetMethod(tpl, "typeisloose", Typeisloose);

  InitializeTemplate(tpl);

  v8::Local<Function> _constructor_template = Nan::GetFunction(tpl).ToLocalChecked();
  constructor_template.Reset(_constructor_template);
  Nan::Set(target, Nan::New("Object").ToLocalChecked(), _constructor_template);
}


/*
 * @param Number type
     * @return Number  result    */
NAN_METHOD(GitObject::Size)
{
  Nan::EscapableHandleScope scope;

  if (info.Length() == 0 || !info[0]->IsNumber()) {
    return Nan::ThrowError("Number type is required.");
  }

// start convert_from_v8 block
  git_otype from_type;
  from_type = (git_otype)  (int) info[0]->ToNumber()->Value();
// end convert_from_v8 block

  giterr_clear();

  {
    LockMaster lockMaster(/*asyncAction: */false);

    size_t result = git_object__size(
                      from_type
                    );


    v8::Local<v8::Value> to;
// start convert_to_v8 block
    to = Nan::New<Number>( result);
    // end convert_to_v8 block
    return info.GetReturnValue().Set(scope.Escape(to));
  }
}

/*
     * @param Object callback
   */
NAN_METHOD(GitObject::Dup)
{

  if (info.Length() == 0 || !info[0]->IsFunction()) {
    return Nan::ThrowError("Callback is required and must be a Function.");
  }

  DupBaton* baton = new DupBaton;

  baton->error_code = GIT_OK;
  baton->error = NULL;

  baton->source = Nan::ObjectWrap::Unwrap<GitObject>(info.This())->GetValue();

  Nan::Callback *callback = new Nan::Callback(v8::Local<Function>::Cast(info[0]));
  DupWorker *worker = new DupWorker(baton, callback);
  worker->SaveToPersistent("source", info.This());

  AsyncLibgit2QueueWorker(worker);
  return;
}

void GitObject::DupWorker::Execute()
{
  giterr_clear();

  {
    LockMaster lockMaster(/*asyncAction: */true,baton->source
                         );

    int result = git_object_dup(
                   &baton->dest,baton->source    );

    baton->error_code = result;

    if (result != GIT_OK && giterr_last() != NULL) {
      baton->error = git_error_dup(giterr_last());
    }

  }
}

void GitObject::DupWorker::HandleOKCallback()
{
  if (baton->error_code == GIT_OK) {
    v8::Local<v8::Value> to;
// start convert_to_v8 block

    if (baton->dest != NULL) {
      // GitObject baton->dest
      to = GitObject::New(baton->dest, false  );
    } else {
      to = Nan::Null();
    }

// end convert_to_v8 block
    v8::Local<v8::Value> result = to;
    v8::Local<v8::Value> argv[2] = {
      Nan::Null(),
      result
    };
    callback->Call(2, argv);
  } else {
    if (baton->error) {
      v8::Local<v8::Object> err;
      if (baton->error->message) {
        err = Nan::Error(baton->error->message)->ToObject();
      } else {
        err = Nan::Error("Method dup has thrown an error.")->ToObject();
      }
      err->Set(Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
      v8::Local<v8::Value> argv[1] = {
        err
      };
      callback->Call(1, argv);
      if (baton->error->message)
        free((void *)baton->error->message);
      free((void *)baton->error);
    } else if (baton->error_code < 0) {
      std::queue< v8::Local<v8::Value> > workerArguments;
      bool callbackFired = false;
      while(!workerArguments.empty()) {
        v8::Local<v8::Value> node = workerArguments.front();
        workerArguments.pop();

        if (
          !node->IsObject()
          || node->IsArray()
          || node->IsBooleanObject()
          || node->IsDate()
          || node->IsFunction()
          || node->IsNumberObject()
          || node->IsRegExp()
          || node->IsStringObject()
        ) {
          continue;
        }

        v8::Local<v8::Object> nodeObj = node->ToObject();
        v8::Local<v8::Value> checkValue = GetPrivate(nodeObj, Nan::New("NodeGitPromiseError").ToLocalChecked());

        if (!checkValue.IsEmpty() && !checkValue->IsNull() && !checkValue->IsUndefined()) {
          v8::Local<v8::Value> argv[1] = {
            checkValue->ToObject()
          };
          callback->Call(1, argv);
          callbackFired = true;
          break;
        }

        v8::Local<v8::Array> properties = nodeObj->GetPropertyNames();
        for (unsigned int propIndex = 0; propIndex < properties->Length(); ++propIndex) {
          v8::Local<v8::String> propName = properties->Get(propIndex)->ToString();
          v8::Local<v8::Value> nodeToQueue = nodeObj->Get(propName);
          if (!nodeToQueue->IsUndefined()) {
            workerArguments.push(nodeToQueue);
          }
        }
      }

      if (!callbackFired) {
        v8::Local<v8::Object> err = Nan::Error("Method dup has thrown an error.")->ToObject();
        err->Set(Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
        v8::Local<v8::Value> argv[1] = {
          err
        };
        callback->Call(1, argv);
      }
    } else {
      callback->Call(0, NULL);
    }

  }


  delete baton;
}


/*
     */
NAN_METHOD(GitObject::Free)
{
  Nan::EscapableHandleScope scope;

  if (Nan::ObjectWrap::Unwrap<GitObject>(info.This())->GetValue() != NULL) {

    giterr_clear();

    {
      LockMaster lockMaster(/*asyncAction: */false,    Nan::ObjectWrap::Unwrap<GitObject>(info.This())->GetValue()
                           );

      git_object_free(
        Nan::ObjectWrap::Unwrap<GitObject>(info.This())->GetValue()
      );

      Nan::ObjectWrap::Unwrap<GitObject>(info.This())->ClearValue();
    }
    return info.GetReturnValue().Set(scope.Escape(Nan::Undefined()));
  }
}

/*
     * @return Oid  result    */
NAN_METHOD(GitObject::Id)
{
  Nan::EscapableHandleScope scope;


  giterr_clear();

  {
    LockMaster lockMaster(/*asyncAction: */false,    Nan::ObjectWrap::Unwrap<GitObject>(info.This())->GetValue()
                         );

    const git_oid * result = git_object_id(
                               Nan::ObjectWrap::Unwrap<GitObject>(info.This())->GetValue()
                             );

    // null checks on pointers
    if (!result) {
      return info.GetReturnValue().Set(scope.Escape(Nan::Undefined()));
    }

    v8::Local<v8::Value> to;
// start convert_to_v8 block

    if (result != NULL) {
      // GitOid result
      to = GitOid::New(result, true, info.This() );
    } else {
      to = Nan::Null();
    }

// end convert_to_v8 block
    return info.GetReturnValue().Set(scope.Escape(to));
  }
}

/*
  * @param Repository repo
   * @param Oid id
   * @param Number type
    * @param Object callback
   */
NAN_METHOD(GitObject::Lookup)
{

  if (info.Length() == 0 || !info[0]->IsObject()) {
    return Nan::ThrowError("Repository repo is required.");
  }

  if (info.Length() == 1
      || (!info[1]->IsObject() && !info[1]->IsString())) {
    return Nan::ThrowError("Oid id is required.");
  }
  if (info.Length() == 2 || !info[2]->IsNumber()) {
    return Nan::ThrowError("Number type is required.");
  }

  if (info.Length() == 3 || !info[3]->IsFunction()) {
    return Nan::ThrowError("Callback is required and must be a Function.");
  }

  LookupBaton* baton = new LookupBaton;

  baton->error_code = GIT_OK;
  baton->error = NULL;

// start convert_from_v8 block
  git_repository * from_repo = NULL;
  from_repo = Nan::ObjectWrap::Unwrap<GitRepository>(info[0]->ToObject())->GetValue();
// end convert_from_v8 block
  baton->repo = from_repo;
// start convert_from_v8 block
  const git_oid * from_id = NULL;
  if (info[1]->IsString()) {
    // Try and parse in a string to a git_oid
    String::Utf8Value oidString(info[1]->ToString());
    git_oid *oidOut = (git_oid *)malloc(sizeof(git_oid));

    if (git_oid_fromstr(oidOut, (const char *) strdup(*oidString)) != GIT_OK) {
      free(oidOut);

      if (giterr_last()) {
        return Nan::ThrowError(giterr_last()->message);
      } else {
        return Nan::ThrowError("Unknown Error");
      }
    }

    from_id = oidOut;
  } else {
    from_id = Nan::ObjectWrap::Unwrap<GitOid>(info[1]->ToObject())->GetValue();
  }
// end convert_from_v8 block
  baton->id = from_id;
  baton->idNeedsFree = info[1]->IsString();
// start convert_from_v8 block
  git_otype from_type;
  from_type = (git_otype)  (int) info[2]->ToNumber()->Value();
// end convert_from_v8 block
  baton->type = from_type;

  Nan::Callback *callback = new Nan::Callback(v8::Local<Function>::Cast(info[3]));
  LookupWorker *worker = new LookupWorker(baton, callback);
  if (!info[0]->IsUndefined() && !info[0]->IsNull())
    worker->SaveToPersistent("repo", info[0]->ToObject());
  if (!info[1]->IsUndefined() && !info[1]->IsNull())
    worker->SaveToPersistent("id", info[1]->ToObject());
  if (!info[2]->IsUndefined() && !info[2]->IsNull())
    worker->SaveToPersistent("type", info[2]->ToObject());

  AsyncLibgit2QueueWorker(worker);
  return;
}

void GitObject::LookupWorker::Execute()
{
  giterr_clear();

  {
    LockMaster lockMaster(/*asyncAction: */true,baton->repo
                                           ,baton->id
                         );

    int result = git_object_lookup(
                   &baton->object,baton->repo,baton->id,baton->type    );

    baton->error_code = result;

    if (result != GIT_OK && giterr_last() != NULL) {
      baton->error = git_error_dup(giterr_last());
    }

  }
}

void GitObject::LookupWorker::HandleOKCallback()
{
  if (baton->error_code == GIT_OK) {
    v8::Local<v8::Value> to;
// start convert_to_v8 block

    if (baton->object != NULL) {
      // GitObject baton->object
      to = GitObject::New(baton->object, false  );
    } else {
      to = Nan::Null();
    }

// end convert_to_v8 block
    v8::Local<v8::Value> result = to;
    v8::Local<v8::Value> argv[2] = {
      Nan::Null(),
      result
    };
    callback->Call(2, argv);
  } else {
    if (baton->error) {
      v8::Local<v8::Object> err;
      if (baton->error->message) {
        err = Nan::Error(baton->error->message)->ToObject();
      } else {
        err = Nan::Error("Method lookup has thrown an error.")->ToObject();
      }
      err->Set(Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
      v8::Local<v8::Value> argv[1] = {
        err
      };
      callback->Call(1, argv);
      if (baton->error->message)
        free((void *)baton->error->message);
      free((void *)baton->error);
    } else if (baton->error_code < 0) {
      std::queue< v8::Local<v8::Value> > workerArguments;
      workerArguments.push(GetFromPersistent("repo"));
      workerArguments.push(GetFromPersistent("id"));
      workerArguments.push(GetFromPersistent("type"));
      bool callbackFired = false;
      while(!workerArguments.empty()) {
        v8::Local<v8::Value> node = workerArguments.front();
        workerArguments.pop();

        if (
          !node->IsObject()
          || node->IsArray()
          || node->IsBooleanObject()
          || node->IsDate()
          || node->IsFunction()
          || node->IsNumberObject()
          || node->IsRegExp()
          || node->IsStringObject()
        ) {
          continue;
        }

        v8::Local<v8::Object> nodeObj = node->ToObject();
        v8::Local<v8::Value> checkValue = GetPrivate(nodeObj, Nan::New("NodeGitPromiseError").ToLocalChecked());

        if (!checkValue.IsEmpty() && !checkValue->IsNull() && !checkValue->IsUndefined()) {
          v8::Local<v8::Value> argv[1] = {
            checkValue->ToObject()
          };
          callback->Call(1, argv);
          callbackFired = true;
          break;
        }

        v8::Local<v8::Array> properties = nodeObj->GetPropertyNames();
        for (unsigned int propIndex = 0; propIndex < properties->Length(); ++propIndex) {
          v8::Local<v8::String> propName = properties->Get(propIndex)->ToString();
          v8::Local<v8::Value> nodeToQueue = nodeObj->Get(propName);
          if (!nodeToQueue->IsUndefined()) {
            workerArguments.push(nodeToQueue);
          }
        }
      }

      if (!callbackFired) {
        v8::Local<v8::Object> err = Nan::Error("Method lookup has thrown an error.")->ToObject();
        err->Set(Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
        v8::Local<v8::Value> argv[1] = {
          err
        };
        callback->Call(1, argv);
      }
    } else {
      callback->Call(0, NULL);
    }

  }

  if (baton->idNeedsFree) {
    baton->idNeedsFree = false;
    free((void *)baton->id);
  }

  delete baton;
}


/*
    * @param String path
   * @param Number type
    * @param Object callback
   */
NAN_METHOD(GitObject::LookupBypath)
{

  if (info.Length() == 0 || !info[0]->IsString()) {
    return Nan::ThrowError("String path is required.");
  }

  if (info.Length() == 1 || !info[1]->IsNumber()) {
    return Nan::ThrowError("Number type is required.");
  }

  if (info.Length() == 2 || !info[2]->IsFunction()) {
    return Nan::ThrowError("Callback is required and must be a Function.");
  }

  LookupBypathBaton* baton = new LookupBypathBaton;

  baton->error_code = GIT_OK;
  baton->error = NULL;

  baton->treeish = Nan::ObjectWrap::Unwrap<GitObject>(info.This())->GetValue();
// start convert_from_v8 block
  const char * from_path = NULL;

  String::Utf8Value path(info[0]->ToString());
  // malloc with one extra byte so we can add the terminating null character C-strings expect:
  from_path = (const char *) malloc(path.length() + 1);
  // copy the characters from the nodejs string into our C-string (used instead of strdup or strcpy because nulls in
  // the middle of strings are valid coming from nodejs):
  memcpy((void *)from_path, *path, path.length());
  // ensure the final byte of our new string is null, extra casts added to ensure compatibility with various C types
  // used in the nodejs binding generation:
  memset((void *)(((char *)from_path) + path.length()), 0, 1);
// end convert_from_v8 block
  baton->path = from_path;
// start convert_from_v8 block
  git_otype from_type;
  from_type = (git_otype)  (int) info[1]->ToNumber()->Value();
// end convert_from_v8 block
  baton->type = from_type;

  Nan::Callback *callback = new Nan::Callback(v8::Local<Function>::Cast(info[2]));
  LookupBypathWorker *worker = new LookupBypathWorker(baton, callback);
  worker->SaveToPersistent("treeish", info.This());
  if (!info[0]->IsUndefined() && !info[0]->IsNull())
    worker->SaveToPersistent("path", info[0]->ToObject());
  if (!info[1]->IsUndefined() && !info[1]->IsNull())
    worker->SaveToPersistent("type", info[1]->ToObject());

  AsyncLibgit2QueueWorker(worker);
  return;
}

void GitObject::LookupBypathWorker::Execute()
{
  giterr_clear();

  {
    LockMaster lockMaster(/*asyncAction: */true,baton->treeish
                                           ,baton->path
                         );

    int result = git_object_lookup_bypath(
                   &baton->out,baton->treeish,baton->path,baton->type    );

    baton->error_code = result;

    if (result != GIT_OK && giterr_last() != NULL) {
      baton->error = git_error_dup(giterr_last());
    }

  }
}

void GitObject::LookupBypathWorker::HandleOKCallback()
{
  if (baton->error_code == GIT_OK) {
    v8::Local<v8::Value> to;
// start convert_to_v8 block

    if (baton->out != NULL) {
      // GitObject baton->out
      to = GitObject::New(baton->out, false  );
    } else {
      to = Nan::Null();
    }

// end convert_to_v8 block
    v8::Local<v8::Value> result = to;
    v8::Local<v8::Value> argv[2] = {
      Nan::Null(),
      result
    };
    callback->Call(2, argv);
  } else {
    if (baton->error) {
      v8::Local<v8::Object> err;
      if (baton->error->message) {
        err = Nan::Error(baton->error->message)->ToObject();
      } else {
        err = Nan::Error("Method lookupByPath has thrown an error.")->ToObject();
      }
      err->Set(Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
      v8::Local<v8::Value> argv[1] = {
        err
      };
      callback->Call(1, argv);
      if (baton->error->message)
        free((void *)baton->error->message);
      free((void *)baton->error);
    } else if (baton->error_code < 0) {
      std::queue< v8::Local<v8::Value> > workerArguments;
      workerArguments.push(GetFromPersistent("path"));
      workerArguments.push(GetFromPersistent("type"));
      bool callbackFired = false;
      while(!workerArguments.empty()) {
        v8::Local<v8::Value> node = workerArguments.front();
        workerArguments.pop();

        if (
          !node->IsObject()
          || node->IsArray()
          || node->IsBooleanObject()
          || node->IsDate()
          || node->IsFunction()
          || node->IsNumberObject()
          || node->IsRegExp()
          || node->IsStringObject()
        ) {
          continue;
        }

        v8::Local<v8::Object> nodeObj = node->ToObject();
        v8::Local<v8::Value> checkValue = GetPrivate(nodeObj, Nan::New("NodeGitPromiseError").ToLocalChecked());

        if (!checkValue.IsEmpty() && !checkValue->IsNull() && !checkValue->IsUndefined()) {
          v8::Local<v8::Value> argv[1] = {
            checkValue->ToObject()
          };
          callback->Call(1, argv);
          callbackFired = true;
          break;
        }

        v8::Local<v8::Array> properties = nodeObj->GetPropertyNames();
        for (unsigned int propIndex = 0; propIndex < properties->Length(); ++propIndex) {
          v8::Local<v8::String> propName = properties->Get(propIndex)->ToString();
          v8::Local<v8::Value> nodeToQueue = nodeObj->Get(propName);
          if (!nodeToQueue->IsUndefined()) {
            workerArguments.push(nodeToQueue);
          }
        }
      }

      if (!callbackFired) {
        v8::Local<v8::Object> err = Nan::Error("Method lookupByPath has thrown an error.")->ToObject();
        err->Set(Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
        v8::Local<v8::Value> argv[1] = {
          err
        };
        callback->Call(1, argv);
      }
    } else {
      callback->Call(0, NULL);
    }

  }


  delete baton;
}


/*
  * @param Repository repo
   * @param Oid id
   * @param Number len
   * @param Number type
    * @param Object callback
   */
NAN_METHOD(GitObject::LookupPrefix)
{

  if (info.Length() == 0 || !info[0]->IsObject()) {
    return Nan::ThrowError("Repository repo is required.");
  }

  if (info.Length() == 1
      || (!info[1]->IsObject() && !info[1]->IsString())) {
    return Nan::ThrowError("Oid id is required.");
  }
  if (info.Length() == 2 || !info[2]->IsNumber()) {
    return Nan::ThrowError("Number len is required.");
  }

  if (info.Length() == 3 || !info[3]->IsNumber()) {
    return Nan::ThrowError("Number type is required.");
  }

  if (info.Length() == 4 || !info[4]->IsFunction()) {
    return Nan::ThrowError("Callback is required and must be a Function.");
  }

  LookupPrefixBaton* baton = new LookupPrefixBaton;

  baton->error_code = GIT_OK;
  baton->error = NULL;

// start convert_from_v8 block
  git_repository * from_repo = NULL;
  from_repo = Nan::ObjectWrap::Unwrap<GitRepository>(info[0]->ToObject())->GetValue();
// end convert_from_v8 block
  baton->repo = from_repo;
// start convert_from_v8 block
  const git_oid * from_id = NULL;
  if (info[1]->IsString()) {
    // Try and parse in a string to a git_oid
    String::Utf8Value oidString(info[1]->ToString());
    git_oid *oidOut = (git_oid *)malloc(sizeof(git_oid));

    if (git_oid_fromstr(oidOut, (const char *) strdup(*oidString)) != GIT_OK) {
      free(oidOut);

      if (giterr_last()) {
        return Nan::ThrowError(giterr_last()->message);
      } else {
        return Nan::ThrowError("Unknown Error");
      }
    }

    from_id = oidOut;
  } else {
    from_id = Nan::ObjectWrap::Unwrap<GitOid>(info[1]->ToObject())->GetValue();
  }
// end convert_from_v8 block
  baton->id = from_id;
  baton->idNeedsFree = info[1]->IsString();
// start convert_from_v8 block
  size_t from_len;
  from_len = (size_t)   info[2]->ToNumber()->Value();
// end convert_from_v8 block
  baton->len = from_len;
// start convert_from_v8 block
  git_otype from_type;
  from_type = (git_otype)  (int) info[3]->ToNumber()->Value();
// end convert_from_v8 block
  baton->type = from_type;

  Nan::Callback *callback = new Nan::Callback(v8::Local<Function>::Cast(info[4]));
  LookupPrefixWorker *worker = new LookupPrefixWorker(baton, callback);
  if (!info[0]->IsUndefined() && !info[0]->IsNull())
    worker->SaveToPersistent("repo", info[0]->ToObject());
  if (!info[1]->IsUndefined() && !info[1]->IsNull())
    worker->SaveToPersistent("id", info[1]->ToObject());
  if (!info[2]->IsUndefined() && !info[2]->IsNull())
    worker->SaveToPersistent("len", info[2]->ToObject());
  if (!info[3]->IsUndefined() && !info[3]->IsNull())
    worker->SaveToPersistent("type", info[3]->ToObject());

  AsyncLibgit2QueueWorker(worker);
  return;
}

void GitObject::LookupPrefixWorker::Execute()
{
  giterr_clear();

  {
    LockMaster lockMaster(/*asyncAction: */true,baton->repo
                                           ,baton->id
                         );

    int result = git_object_lookup_prefix(
                   &baton->object_out,baton->repo,baton->id,baton->len,baton->type    );

    baton->error_code = result;

    if (result != GIT_OK && giterr_last() != NULL) {
      baton->error = git_error_dup(giterr_last());
    }

  }
}

void GitObject::LookupPrefixWorker::HandleOKCallback()
{
  if (baton->error_code == GIT_OK) {
    v8::Local<v8::Value> to;
// start convert_to_v8 block

    if (baton->object_out != NULL) {
      // GitObject baton->object_out
      to = GitObject::New(baton->object_out, false  );
    } else {
      to = Nan::Null();
    }

// end convert_to_v8 block
    v8::Local<v8::Value> result = to;
    v8::Local<v8::Value> argv[2] = {
      Nan::Null(),
      result
    };
    callback->Call(2, argv);
  } else {
    if (baton->error) {
      v8::Local<v8::Object> err;
      if (baton->error->message) {
        err = Nan::Error(baton->error->message)->ToObject();
      } else {
        err = Nan::Error("Method lookupPrefix has thrown an error.")->ToObject();
      }
      err->Set(Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
      v8::Local<v8::Value> argv[1] = {
        err
      };
      callback->Call(1, argv);
      if (baton->error->message)
        free((void *)baton->error->message);
      free((void *)baton->error);
    } else if (baton->error_code < 0) {
      std::queue< v8::Local<v8::Value> > workerArguments;
      workerArguments.push(GetFromPersistent("repo"));
      workerArguments.push(GetFromPersistent("id"));
      workerArguments.push(GetFromPersistent("len"));
      workerArguments.push(GetFromPersistent("type"));
      bool callbackFired = false;
      while(!workerArguments.empty()) {
        v8::Local<v8::Value> node = workerArguments.front();
        workerArguments.pop();

        if (
          !node->IsObject()
          || node->IsArray()
          || node->IsBooleanObject()
          || node->IsDate()
          || node->IsFunction()
          || node->IsNumberObject()
          || node->IsRegExp()
          || node->IsStringObject()
        ) {
          continue;
        }

        v8::Local<v8::Object> nodeObj = node->ToObject();
        v8::Local<v8::Value> checkValue = GetPrivate(nodeObj, Nan::New("NodeGitPromiseError").ToLocalChecked());

        if (!checkValue.IsEmpty() && !checkValue->IsNull() && !checkValue->IsUndefined()) {
          v8::Local<v8::Value> argv[1] = {
            checkValue->ToObject()
          };
          callback->Call(1, argv);
          callbackFired = true;
          break;
        }

        v8::Local<v8::Array> properties = nodeObj->GetPropertyNames();
        for (unsigned int propIndex = 0; propIndex < properties->Length(); ++propIndex) {
          v8::Local<v8::String> propName = properties->Get(propIndex)->ToString();
          v8::Local<v8::Value> nodeToQueue = nodeObj->Get(propName);
          if (!nodeToQueue->IsUndefined()) {
            workerArguments.push(nodeToQueue);
          }
        }
      }

      if (!callbackFired) {
        v8::Local<v8::Object> err = Nan::Error("Method lookupPrefix has thrown an error.")->ToObject();
        err->Set(Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
        v8::Local<v8::Value> argv[1] = {
          err
        };
        callback->Call(1, argv);
      }
    } else {
      callback->Call(0, NULL);
    }

  }

  if (baton->idNeedsFree) {
    baton->idNeedsFree = false;
    free((void *)baton->id);
  }

  delete baton;
}


/*
     * @return Repository  result    */
NAN_METHOD(GitObject::Owner)
{
  Nan::EscapableHandleScope scope;


  giterr_clear();

  {
    LockMaster lockMaster(/*asyncAction: */false,    Nan::ObjectWrap::Unwrap<GitObject>(info.This())->GetValue()
                         );

    git_repository * result = git_object_owner(
                                Nan::ObjectWrap::Unwrap<GitObject>(info.This())->GetValue()
                              );

    // null checks on pointers
    if (!result) {
      return info.GetReturnValue().Set(scope.Escape(Nan::Undefined()));
    }

    v8::Local<v8::Value> to;
// start convert_to_v8 block

    if (result != NULL) {
      // GitRepository result
      to = GitRepository::New(result, false  );
    } else {
      to = Nan::Null();
    }

// end convert_to_v8 block
    return info.GetReturnValue().Set(scope.Escape(to));
  }
}

/*
    * @param Number target_type
    * @param Object callback
   */
NAN_METHOD(GitObject::Peel)
{

  if (info.Length() == 0 || !info[0]->IsNumber()) {
    return Nan::ThrowError("Number target_type is required.");
  }

  if (info.Length() == 1 || !info[1]->IsFunction()) {
    return Nan::ThrowError("Callback is required and must be a Function.");
  }

  PeelBaton* baton = new PeelBaton;

  baton->error_code = GIT_OK;
  baton->error = NULL;

  baton->object = Nan::ObjectWrap::Unwrap<GitObject>(info.This())->GetValue();
// start convert_from_v8 block
  git_otype from_target_type;
  from_target_type = (git_otype)  (int) info[0]->ToNumber()->Value();
// end convert_from_v8 block
  baton->target_type = from_target_type;

  Nan::Callback *callback = new Nan::Callback(v8::Local<Function>::Cast(info[1]));
  PeelWorker *worker = new PeelWorker(baton, callback);
  worker->SaveToPersistent("object", info.This());
  if (!info[0]->IsUndefined() && !info[0]->IsNull())
    worker->SaveToPersistent("target_type", info[0]->ToObject());

  AsyncLibgit2QueueWorker(worker);
  return;
}

void GitObject::PeelWorker::Execute()
{
  giterr_clear();

  {
    LockMaster lockMaster(/*asyncAction: */true,baton->object
                         );

    int result = git_object_peel(
                   &baton->peeled,baton->object,baton->target_type    );

    baton->error_code = result;

    if (result != GIT_OK && giterr_last() != NULL) {
      baton->error = git_error_dup(giterr_last());
    }

  }
}

void GitObject::PeelWorker::HandleOKCallback()
{
  if (baton->error_code == GIT_OK) {
    v8::Local<v8::Value> to;
// start convert_to_v8 block

    if (baton->peeled != NULL) {
      // GitObject baton->peeled
      to = GitObject::New(baton->peeled, false  );
    } else {
      to = Nan::Null();
    }

// end convert_to_v8 block
    v8::Local<v8::Value> result = to;
    v8::Local<v8::Value> argv[2] = {
      Nan::Null(),
      result
    };
    callback->Call(2, argv);
  } else {
    if (baton->error) {
      v8::Local<v8::Object> err;
      if (baton->error->message) {
        err = Nan::Error(baton->error->message)->ToObject();
      } else {
        err = Nan::Error("Method peel has thrown an error.")->ToObject();
      }
      err->Set(Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
      v8::Local<v8::Value> argv[1] = {
        err
      };
      callback->Call(1, argv);
      if (baton->error->message)
        free((void *)baton->error->message);
      free((void *)baton->error);
    } else if (baton->error_code < 0) {
      std::queue< v8::Local<v8::Value> > workerArguments;
      workerArguments.push(GetFromPersistent("target_type"));
      bool callbackFired = false;
      while(!workerArguments.empty()) {
        v8::Local<v8::Value> node = workerArguments.front();
        workerArguments.pop();

        if (
          !node->IsObject()
          || node->IsArray()
          || node->IsBooleanObject()
          || node->IsDate()
          || node->IsFunction()
          || node->IsNumberObject()
          || node->IsRegExp()
          || node->IsStringObject()
        ) {
          continue;
        }

        v8::Local<v8::Object> nodeObj = node->ToObject();
        v8::Local<v8::Value> checkValue = GetPrivate(nodeObj, Nan::New("NodeGitPromiseError").ToLocalChecked());

        if (!checkValue.IsEmpty() && !checkValue->IsNull() && !checkValue->IsUndefined()) {
          v8::Local<v8::Value> argv[1] = {
            checkValue->ToObject()
          };
          callback->Call(1, argv);
          callbackFired = true;
          break;
        }

        v8::Local<v8::Array> properties = nodeObj->GetPropertyNames();
        for (unsigned int propIndex = 0; propIndex < properties->Length(); ++propIndex) {
          v8::Local<v8::String> propName = properties->Get(propIndex)->ToString();
          v8::Local<v8::Value> nodeToQueue = nodeObj->Get(propName);
          if (!nodeToQueue->IsUndefined()) {
            workerArguments.push(nodeToQueue);
          }
        }
      }

      if (!callbackFired) {
        v8::Local<v8::Object> err = Nan::Error("Method peel has thrown an error.")->ToObject();
        err->Set(Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
        v8::Local<v8::Value> argv[1] = {
          err
        };
        callback->Call(1, argv);
      }
    } else {
      callback->Call(0, NULL);
    }

  }


  delete baton;
}


/*
     * @param Buf callback
   */
NAN_METHOD(GitObject::ShortId)
{

  if (info.Length() == 0 || !info[0]->IsFunction()) {
    return Nan::ThrowError("Callback is required and must be a Function.");
  }

  ShortIdBaton* baton = new ShortIdBaton;

  baton->error_code = GIT_OK;
  baton->error = NULL;

  baton->out = (git_buf *)malloc(sizeof(git_buf ));;
  baton->out->ptr = NULL;
  baton->out->size = baton->out->asize = 0;
  baton->out = (git_buf *)malloc(sizeof(git_buf ));
  baton->obj = Nan::ObjectWrap::Unwrap<GitObject>(info.This())->GetValue();

  Nan::Callback *callback = new Nan::Callback(v8::Local<Function>::Cast(info[0]));
  ShortIdWorker *worker = new ShortIdWorker(baton, callback);
  worker->SaveToPersistent("obj", info.This());

  AsyncLibgit2QueueWorker(worker);
  return;
}

void GitObject::ShortIdWorker::Execute()
{
  giterr_clear();

  {
    LockMaster lockMaster(/*asyncAction: */true,baton->out
                                           ,baton->obj
                         );

    int result = git_object_short_id(
                   baton->out,baton->obj    );

    baton->error_code = result;

    if (result != GIT_OK && giterr_last() != NULL) {
      baton->error = git_error_dup(giterr_last());
    }

  }
}

void GitObject::ShortIdWorker::HandleOKCallback()
{
  if (baton->error_code == GIT_OK) {
    v8::Local<v8::Value> to;
// start convert_to_v8 block
    if (baton->out) {
      to = Nan::New<String>(baton->out->ptr, baton->out->size).ToLocalChecked();
    } else {
      to = Nan::Null();
    }
// end convert_to_v8 block
    v8::Local<v8::Value> result = to;
    v8::Local<v8::Value> argv[2] = {
      Nan::Null(),
      result
    };
    callback->Call(2, argv);
  } else {
    if (baton->error) {
      v8::Local<v8::Object> err;
      if (baton->error->message) {
        err = Nan::Error(baton->error->message)->ToObject();
      } else {
        err = Nan::Error("Method shortId has thrown an error.")->ToObject();
      }
      err->Set(Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
      v8::Local<v8::Value> argv[1] = {
        err
      };
      callback->Call(1, argv);
      if (baton->error->message)
        free((void *)baton->error->message);
      free((void *)baton->error);
    } else if (baton->error_code < 0) {
      std::queue< v8::Local<v8::Value> > workerArguments;
      bool callbackFired = false;
      while(!workerArguments.empty()) {
        v8::Local<v8::Value> node = workerArguments.front();
        workerArguments.pop();

        if (
          !node->IsObject()
          || node->IsArray()
          || node->IsBooleanObject()
          || node->IsDate()
          || node->IsFunction()
          || node->IsNumberObject()
          || node->IsRegExp()
          || node->IsStringObject()
        ) {
          continue;
        }

        v8::Local<v8::Object> nodeObj = node->ToObject();
        v8::Local<v8::Value> checkValue = GetPrivate(nodeObj, Nan::New("NodeGitPromiseError").ToLocalChecked());

        if (!checkValue.IsEmpty() && !checkValue->IsNull() && !checkValue->IsUndefined()) {
          v8::Local<v8::Value> argv[1] = {
            checkValue->ToObject()
          };
          callback->Call(1, argv);
          callbackFired = true;
          break;
        }

        v8::Local<v8::Array> properties = nodeObj->GetPropertyNames();
        for (unsigned int propIndex = 0; propIndex < properties->Length(); ++propIndex) {
          v8::Local<v8::String> propName = properties->Get(propIndex)->ToString();
          v8::Local<v8::Value> nodeToQueue = nodeObj->Get(propName);
          if (!nodeToQueue->IsUndefined()) {
            workerArguments.push(nodeToQueue);
          }
        }
      }

      if (!callbackFired) {
        v8::Local<v8::Object> err = Nan::Error("Method shortId has thrown an error.")->ToObject();
        err->Set(Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
        v8::Local<v8::Value> argv[1] = {
          err
        };
        callback->Call(1, argv);
      }
    } else {
      callback->Call(0, NULL);
    }

  }

  git_buf_free(baton->out);
  free((void *)baton->out);

  delete baton;
}


/*
 * @param String str
     * @return Number  result    */
NAN_METHOD(GitObject::String2type)
{
  Nan::EscapableHandleScope scope;

  if (info.Length() == 0 || !info[0]->IsString()) {
    return Nan::ThrowError("String str is required.");
  }

// start convert_from_v8 block
  const char * from_str = NULL;

  String::Utf8Value str(info[0]->ToString());
  // malloc with one extra byte so we can add the terminating null character C-strings expect:
  from_str = (const char *) malloc(str.length() + 1);
  // copy the characters from the nodejs string into our C-string (used instead of strdup or strcpy because nulls in
  // the middle of strings are valid coming from nodejs):
  memcpy((void *)from_str, *str, str.length());
  // ensure the final byte of our new string is null, extra casts added to ensure compatibility with various C types
  // used in the nodejs binding generation:
  memset((void *)(((char *)from_str) + str.length()), 0, 1);
// end convert_from_v8 block

  giterr_clear();

  {
    LockMaster lockMaster(/*asyncAction: */false,    from_str
                         );

    git_otype result = git_object_string2type(
                         from_str
                       );


    v8::Local<v8::Value> to;
// start convert_to_v8 block
    to = Nan::New<Number>( result);
    // end convert_to_v8 block
    return info.GetReturnValue().Set(scope.Escape(to));
  }
}

/*
     * @return Number  result    */
NAN_METHOD(GitObject::Type)
{
  Nan::EscapableHandleScope scope;


  giterr_clear();

  {
    LockMaster lockMaster(/*asyncAction: */false,    Nan::ObjectWrap::Unwrap<GitObject>(info.This())->GetValue()
                         );

    git_otype result = git_object_type(
                         Nan::ObjectWrap::Unwrap<GitObject>(info.This())->GetValue()
                       );


    v8::Local<v8::Value> to;
// start convert_to_v8 block
    to = Nan::New<Number>( result);
    // end convert_to_v8 block
    return info.GetReturnValue().Set(scope.Escape(to));
  }
}

/*
 * @param Number type
     * @return String  result    */
NAN_METHOD(GitObject::Type2string)
{
  Nan::EscapableHandleScope scope;

  if (info.Length() == 0 || !info[0]->IsNumber()) {
    return Nan::ThrowError("Number type is required.");
  }

// start convert_from_v8 block
  git_otype from_type;
  from_type = (git_otype)  (int) info[0]->ToNumber()->Value();
// end convert_from_v8 block

  giterr_clear();

  {
    LockMaster lockMaster(/*asyncAction: */false);

    const char * result = git_object_type2string(
                            from_type
                          );

    // null checks on pointers
    if (!result) {
      return info.GetReturnValue().Set(scope.Escape(Nan::Undefined()));
    }

    v8::Local<v8::Value> to;
// start convert_to_v8 block
    if (result) {
      to = Nan::New<String>(result).ToLocalChecked();
    } else {
      to = Nan::Null();
    }

    // end convert_to_v8 block
    return info.GetReturnValue().Set(scope.Escape(to));
  }
}

/*
 * @param Number type
     * @return Number  result    */
NAN_METHOD(GitObject::Typeisloose)
{
  Nan::EscapableHandleScope scope;

  if (info.Length() == 0 || !info[0]->IsNumber()) {
    return Nan::ThrowError("Number type is required.");
  }

// start convert_from_v8 block
  git_otype from_type;
  from_type = (git_otype)  (int) info[0]->ToNumber()->Value();
// end convert_from_v8 block

  giterr_clear();

  {
    LockMaster lockMaster(/*asyncAction: */false);

    int result = git_object_typeisloose(
                   from_type
                 );


    v8::Local<v8::Value> to;
// start convert_to_v8 block
    to = Nan::New<Number>( result);
    // end convert_to_v8 block
    return info.GetReturnValue().Set(scope.Escape(to));
  }
}
// force base class template instantiation, to make sure we get all the
// methods, statics, etc.
template class NodeGitWrapper<GitObjectTraits>;
