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

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

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

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

 
#include <iostream>

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

  GitHashsig::~GitHashsig() {
    // 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 GitHashsig::InitializeComponent(v8::Local<v8::Object> target, nodegit::Context *nodegitContext) {
    Nan::HandleScope scope;

    v8::Local<v8::External> nodegitExternal = Nan::New<v8::External>(nodegitContext);
    v8::Local<FunctionTemplate> tpl = Nan::New<FunctionTemplate>(JSNewFunction, nodegitExternal);

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

          Nan::SetPrototypeMethod(tpl, "compare", Compare, nodegitExternal);
             Nan::SetMethod(tpl, "create", Create, nodegitExternal);
             Nan::SetMethod(tpl, "createFromFile", CreateFromfile, nodegitExternal);
    
    InitializeTemplate(tpl);

    v8::Local<Function> constructor_template = Nan::GetFunction(tpl).ToLocalChecked();
    nodegitContext->SaveToPersistent("GitHashsig::Template", constructor_template);
    Nan::Set(target, Nan::New("Hashsig").ToLocalChecked(), constructor_template);
  }

  
/*
   * @param Hashsig b
     * @return Number  result    */
NAN_METHOD(GitHashsig::Compare) {
  Nan::EscapableHandleScope scope;

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

// start convert_from_v8 block
  const git_hashsig * from_b = NULL;
from_b = Nan::ObjectWrap::Unwrap<GitHashsig>(Nan::To<v8::Object>(info[0]).ToLocalChecked())->GetValue();
// end convert_from_v8 block

  git_error_clear();

  { // lock master scope start
    nodegit::LockMaster lockMaster(
      /*asyncAction: */false
            ,
              Nan::ObjectWrap::Unwrap<GitHashsig>(info.This())->GetValue()
            ,
              from_b
    );

 int result =     git_hashsig_compare(
          Nan::ObjectWrap::Unwrap<GitHashsig>(info.This())->GetValue()
,          from_b
    );


      v8::Local<v8::Value> v8ConversionSlot;
// start convert_to_v8 block
     v8ConversionSlot = Nan::New<Number>( result);
  // end convert_to_v8 block
        return info.GetReturnValue().Set(scope.Escape(v8ConversionSlot));
  }
}
  
/*
  * @param String buf
   * @param Number buflen
   * @param Number opts
    * @param Hashsig callback
   */
NAN_METHOD(GitHashsig::Create) {

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

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

  if (info.Length() == 2 || !info[2]->IsNumber()) {
    return Nan::ThrowError("Number opts is required.");
  }

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

  CreateBaton* baton = new CreateBaton();

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


  nodegit::Context *nodegitContext = reinterpret_cast<nodegit::Context *>(info.Data().As<External>()->Value());
  std::map<std::string, std::shared_ptr<nodegit::CleanupHandle>> cleanupHandles;

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

  Nan::Utf8String buf(Nan::To<v8::String>(info[0]).ToLocalChecked());
  // malloc with one extra byte so we can add the terminating null character C-strings expect:
  from_buf = (const char *) malloc(buf.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_buf, *buf, buf.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_buf) + buf.length()), 0, 1);
// end convert_from_v8 block
          baton->buf = from_buf;
// start convert_from_v8 block
  size_t from_buflen;
      from_buflen = (size_t)   info[1].As<v8::Number>()->Value();
// end convert_from_v8 block
          baton->buflen = from_buflen;
// start convert_from_v8 block
  git_hashsig_option_t from_opts;
      from_opts = (git_hashsig_option_t)  (int) info[2].As<v8::Number>()->Value();
// end convert_from_v8 block
          baton->opts = from_opts;

  Nan::Callback *callback = new Nan::Callback(v8::Local<Function>::Cast(info[info.Length() - 1]));
  CreateWorker *worker = new CreateWorker(baton, callback, cleanupHandles);

           worker->Reference("buf", info[0]);
            worker->Reference("buflen", info[1]);
            worker->Reference("opts", info[2]);
 
  nodegitContext->QueueWorker(worker);
  return;
}

nodegit::LockMaster GitHashsig::CreateWorker::AcquireLocks() {
  nodegit::LockMaster lockMaster(
    /*asyncAction: */true
          ,baton->buf
  );

  return lockMaster;
}

void GitHashsig::CreateWorker::Execute() {
  git_error_clear();

    int result = git_hashsig_create(
&baton->out,baton->buf,baton->buflen,baton->opts  );

      baton->error_code = result;

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

}

void GitHashsig::CreateWorker::HandleErrorCallback() {
  if (!GetIsCancelled()) {
    v8::Local<v8::Object> err = Nan::To<v8::Object>(Nan::Error(ErrorMessage())).ToLocalChecked();
    Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("Hashsig.create").ToLocalChecked());
    v8::Local<v8::Value> argv[1] = {
      err
    };
    callback->Call(1, argv, async_resource);
  }

  if (baton->error) {
    if (baton->error->message) {
      free((void *)baton->error->message);
    }

    free((void *)baton->error);
  }

      git_hashsig_free(baton->out);

  delete baton;
}

void GitHashsig::CreateWorker::HandleOKCallback() {
    if (baton->error_code == GIT_OK) {
    v8::Local<v8::Value> v8ConversionSlot;
// start convert_to_v8 block
    if (baton->out != NULL) {
        v8ConversionSlot = GitHashsig::New(
        baton->out,
        true
       );
   }
  else {
    v8ConversionSlot = Nan::Null();
  }
  // end convert_to_v8 block
      v8::Local<v8::Value> result = v8ConversionSlot;
         
    v8::Local<v8::Value> argv[2] = {
      Nan::Null(),
      result
    };
    callback->Call(2, argv, async_resource);
  } else {
    if (baton->error) {
      v8::Local<v8::Object> err;
      if (baton->error->message) {
        err = Nan::To<v8::Object>(Nan::Error(baton->error->message)).ToLocalChecked();
      } else {
        err = Nan::To<v8::Object>(Nan::Error("Method create has thrown an error.")).ToLocalChecked();
      }
      Nan::Set(err, Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
      Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("Hashsig.create").ToLocalChecked());
      v8::Local<v8::Value> argv[1] = {
        err
      };
      callback->Call(1, argv, async_resource);
      if (baton->error->message)
        free((void *)baton->error->message);
      free((void *)baton->error);
    } else if (baton->error_code < 0) {
      bool callbackFired = false;
      if (!callbackErrorHandle.IsEmpty()) {
        v8::Local<v8::Value> maybeError = Nan::New(callbackErrorHandle);
        if (!maybeError->IsNull() && !maybeError->IsUndefined()) {
          v8::Local<v8::Value> argv[1] = {
            maybeError
          };
          callback->Call(1, argv, async_resource);
          callbackFired = true;
        }
      }

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

        git_hashsig_free(baton->out);
  }


  delete baton;
}

  
/*
  * @param String path
   * @param Number opts
    * @param Hashsig callback
   */
NAN_METHOD(GitHashsig::CreateFromfile) {

  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 opts is required.");
  }

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

  CreateFromfileBaton* baton = new CreateFromfileBaton();

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


  nodegit::Context *nodegitContext = reinterpret_cast<nodegit::Context *>(info.Data().As<External>()->Value());
  std::map<std::string, std::shared_ptr<nodegit::CleanupHandle>> cleanupHandles;

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

  Nan::Utf8String path(Nan::To<v8::String>(info[0]).ToLocalChecked());
  // 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_hashsig_option_t from_opts;
      from_opts = (git_hashsig_option_t)  (int) info[1].As<v8::Number>()->Value();
// end convert_from_v8 block
          baton->opts = from_opts;

  Nan::Callback *callback = new Nan::Callback(v8::Local<Function>::Cast(info[info.Length() - 1]));
  CreateFromfileWorker *worker = new CreateFromfileWorker(baton, callback, cleanupHandles);

           worker->Reference("path", info[0]);
            worker->Reference("opts", info[1]);
 
  nodegitContext->QueueWorker(worker);
  return;
}

nodegit::LockMaster GitHashsig::CreateFromfileWorker::AcquireLocks() {
  nodegit::LockMaster lockMaster(
    /*asyncAction: */true
          ,baton->path
  );

  return lockMaster;
}

void GitHashsig::CreateFromfileWorker::Execute() {
  git_error_clear();

    int result = git_hashsig_create_fromfile(
&baton->out,baton->path,baton->opts  );

      baton->error_code = result;

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

}

void GitHashsig::CreateFromfileWorker::HandleErrorCallback() {
  if (!GetIsCancelled()) {
    v8::Local<v8::Object> err = Nan::To<v8::Object>(Nan::Error(ErrorMessage())).ToLocalChecked();
    Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("Hashsig.createFromFile").ToLocalChecked());
    v8::Local<v8::Value> argv[1] = {
      err
    };
    callback->Call(1, argv, async_resource);
  }

  if (baton->error) {
    if (baton->error->message) {
      free((void *)baton->error->message);
    }

    free((void *)baton->error);
  }

      git_hashsig_free(baton->out);

  delete baton;
}

void GitHashsig::CreateFromfileWorker::HandleOKCallback() {
    if (baton->error_code == GIT_OK) {
    v8::Local<v8::Value> v8ConversionSlot;
// start convert_to_v8 block
    if (baton->out != NULL) {
        v8ConversionSlot = GitHashsig::New(
        baton->out,
        true
       );
   }
  else {
    v8ConversionSlot = Nan::Null();
  }
  // end convert_to_v8 block
      v8::Local<v8::Value> result = v8ConversionSlot;
       
    v8::Local<v8::Value> argv[2] = {
      Nan::Null(),
      result
    };
    callback->Call(2, argv, async_resource);
  } else {
    if (baton->error) {
      v8::Local<v8::Object> err;
      if (baton->error->message) {
        err = Nan::To<v8::Object>(Nan::Error(baton->error->message)).ToLocalChecked();
      } else {
        err = Nan::To<v8::Object>(Nan::Error("Method createFromFile has thrown an error.")).ToLocalChecked();
      }
      Nan::Set(err, Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
      Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("Hashsig.createFromFile").ToLocalChecked());
      v8::Local<v8::Value> argv[1] = {
        err
      };
      callback->Call(1, argv, async_resource);
      if (baton->error->message)
        free((void *)baton->error->message);
      free((void *)baton->error);
    } else if (baton->error_code < 0) {
      bool callbackFired = false;
      if (!callbackErrorHandle.IsEmpty()) {
        v8::Local<v8::Value> maybeError = Nan::New(callbackErrorHandle);
        if (!maybeError->IsNull() && !maybeError->IsUndefined()) {
          v8::Local<v8::Value> argv[1] = {
            maybeError
          };
          callback->Call(1, argv, async_resource);
          callbackFired = true;
        }
      }

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

        git_hashsig_free(baton->out);
  }


  delete baton;
}

    // force base class template instantiation, to make sure we get all the
// methods, statics, etc.
template class NodeGitWrapper<GitHashsigTraits>;