// This is a generated file, modify: generate/templates/class.cc.
#include <nan.h>
#include <string.h>

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

#include "../include/functions/copy.h"
#include "../include/blob.h"

#include "../include/wrapper.h"
#include "node_buffer.h"
#include "../include/blob.h"
#include "../include/repository.h"
#include "../include/oid.h"

using namespace v8;
using namespace node;

GitBlob::GitBlob(git_blob *raw) {
  this->raw = raw;
}

GitBlob::~GitBlob() {
    git_blob_free(this->raw);
  }

void GitBlob::Initialize(Handle<v8::Object> target) {
  NanScope();

  Local<FunctionTemplate> tpl = NanNew<FunctionTemplate>(New);

  tpl->InstanceTemplate()->SetInternalFieldCount(1);
  tpl->SetClassName(NanNew<String>("Blob"));

              NODE_SET_METHOD(tpl, "lookup", Lookup);
                        NODE_SET_PROTOTYPE_METHOD(tpl, "rawcontent", Rawcontent);
                        NODE_SET_PROTOTYPE_METHOD(tpl, "rawsize", Rawsize);
                        NODE_SET_METHOD(tpl, "createFrombuffer", CreateFrombuffer);
                        NODE_SET_PROTOTYPE_METHOD(tpl, "isBinary", IsBinary);
            
  
  Local<Function> _constructor_template = tpl->GetFunction();
  NanAssignPersistent(constructor_template, _constructor_template);
  target->Set(NanNew<String>("Blob"), _constructor_template);
}

NAN_METHOD(GitBlob::New) {
  NanScope();

  if (args.Length() == 0 || !args[0]->IsExternal()) {
    return NanThrowError("git_blob is required.");
  }
  GitBlob* object = new GitBlob(static_cast<git_blob *>(Handle<External>::Cast(args[0])->Value()));
  object->Wrap(args.This());

  NanReturnValue(args.This());
}

Handle<Value> GitBlob::New(void *raw) {
  NanEscapableScope();
  Handle<Value> argv[1] = { NanNew<External>((void *)raw) };
  return NanEscapeScope(NanNew<Function>(GitBlob::constructor_template)->NewInstance(1, argv));
}

git_blob *GitBlob::GetValue() {
  return this->raw;
}

            /**
        * @param Repository repo
            * @param Oid id
            * @param Blob callback
  */
NAN_METHOD(GitBlob::Lookup) {
  NanScope();
              if (args.Length() == 0 || !args[0]->IsObject()) {
      return NanThrowError("Repository repo is required.");
    }
                if (args.Length() == 1 || !args[1]->IsObject()) {
      return NanThrowError("Oid id is required.");
    }
      
  if (args.Length() == 2 || !args[2]->IsFunction()) {
    return NanThrowError("Callback is required and must be a Function.");
  }

  LookupBaton* baton = new LookupBaton;
  baton->error_code = GIT_OK;
  baton->error = NULL;
                      git_repository * from_repo;
          from_repo = ObjectWrap::Unwrap<GitRepository>(args[0]->ToObject())->GetValue();
  
            baton->repo = from_repo;
                                  const git_oid * from_id;
          from_id = ObjectWrap::Unwrap<GitOid>(args[1]->ToObject())->GetValue();
  
            baton->id = from_id;
                    
  NanCallback *callback = new NanCallback(Local<Function>::Cast(args[2]));
  LookupWorker *worker = new LookupWorker(baton, callback);
                    if (!args[0]->IsUndefined() && !args[0]->IsNull())
    worker->SaveToPersistent("repo", args[0]->ToObject());
                        if (!args[1]->IsUndefined() && !args[1]->IsNull())
    worker->SaveToPersistent("id", args[1]->ToObject());
            
  NanAsyncQueueWorker(worker);
  NanReturnUndefined();
}

void GitBlob::LookupWorker::Execute() {
    int result = git_blob_lookup(
                    &baton->blob,    
              baton->repo,    
              baton->id    
        );

    baton->error_code = result;

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

  }

void GitBlob::LookupWorker::HandleOKCallback() {
  TryCatch try_catch;
  if (baton->error_code == GIT_OK) {
        Handle<Value> to;
                      if (baton->blob != NULL) {
  to = GitBlob::New((void *)baton->blob);
} else {
  to = NanNull();
}
                        Handle<Value> result = to;
              Handle<Value> argv[2] = {
      NanNull(),
      result
    };
    callback->Call(2, argv);
  } else {
    if (baton->error) {
      Handle<Value> argv[1] = {
        NanError(baton->error->message)
      };
      callback->Call(1, argv);
      if (baton->error->message)
        free((void *)baton->error->message);
      free((void *)baton->error);
    } else {
      callback->Call(0, NULL);
    }

                                    }

  if (try_catch.HasCaught()) {
    node::FatalException(try_catch);
  }

                    
  delete baton;
}
                  /**
              * @return Buffer result  */
NAN_METHOD(GitBlob::Rawcontent) {
  NanScope();
    
  
        
  const void * result = git_blob_rawcontent(
          ObjectWrap::Unwrap<GitBlob>(args.This())->GetValue()
            );

  

  Handle<Value> to;
          if (result != NULL) {
  to = Wrapper::New((void *)result);
} else {
  to = NanNull();
}
          NanReturnValue(to);
  }
                  /**
              * @return Number result  */
NAN_METHOD(GitBlob::Rawsize) {
  NanScope();
    
  
        
  git_off_t result = git_blob_rawsize(
          ObjectWrap::Unwrap<GitBlob>(args.This())->GetValue()
            );

  

  Handle<Value> to;
          to = NanNew<Number>(result);
            NanReturnValue(to);
  }
                  /**
                * @param Buffer buffer
            * @param Number len
            * @param Oid callback
  */
NAN_METHOD(GitBlob::CreateFrombuffer) {
  NanScope();
                if (args.Length() == 0 || !args[0]->IsObject()) {
      return NanThrowError("Buffer buffer is required.");
    }
                if (args.Length() == 1 || !args[1]->IsUint32()) {
      return NanThrowError("Number len is required.");
    }
      
  if (args.Length() == 2 || !args[2]->IsFunction()) {
    return NanThrowError("Callback is required and must be a Function.");
  }

  CreateFrombufferBaton* baton = new CreateFrombufferBaton;
  baton->error_code = GIT_OK;
  baton->error = NULL;
        baton->id = (git_oid *)malloc(sizeof(git_oid ));
                  baton->repo = ObjectWrap::Unwrap<GitRepository>(args.This())->GetValue();
                          const void * from_buffer;
          from_buffer = Buffer::Data(args[0]->ToObject());
  
            baton->buffer = from_buffer;
                                  size_t from_len;
          from_len = (size_t)   args[1]->ToUint32()->Value();
  
            baton->len = from_len;
                    
  NanCallback *callback = new NanCallback(Local<Function>::Cast(args[2]));
  CreateFrombufferWorker *worker = new CreateFrombufferWorker(baton, callback);
                    worker->SaveToPersistent("repo", args.This());
                        if (!args[0]->IsUndefined() && !args[0]->IsNull())
    worker->SaveToPersistent("buffer", args[0]->ToObject());
                        if (!args[1]->IsUndefined() && !args[1]->IsNull())
    worker->SaveToPersistent("len", args[1]->ToObject());
            
  NanAsyncQueueWorker(worker);
  NanReturnUndefined();
}

void GitBlob::CreateFrombufferWorker::Execute() {
    int result = git_blob_create_frombuffer(
                    baton->id,    
              baton->repo,    
              baton->buffer,    
              baton->len    
        );

    baton->error_code = result;

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

  }

void GitBlob::CreateFrombufferWorker::HandleOKCallback() {
  TryCatch try_catch;
  if (baton->error_code == GIT_OK) {
        Handle<Value> to;
                      if (baton->id != NULL) {
  to = GitOid::New((void *)baton->id);
} else {
  to = NanNull();
}
                        Handle<Value> result = to;
              Handle<Value> argv[2] = {
      NanNull(),
      result
    };
    callback->Call(2, argv);
  } else {
    if (baton->error) {
      Handle<Value> argv[1] = {
        NanError(baton->error->message)
      };
      callback->Call(1, argv);
      if (baton->error->message)
        free((void *)baton->error->message);
      free((void *)baton->error);
    } else {
      callback->Call(0, NULL);
    }

              free(baton->id);
                                          }

  if (try_catch.HasCaught()) {
    node::FatalException(try_catch);
  }

                          
  delete baton;
}
                  /**
              * @return Int32 result  */
NAN_METHOD(GitBlob::IsBinary) {
  NanScope();
    
  
        
  int result = git_blob_is_binary(
          ObjectWrap::Unwrap<GitBlob>(args.This())->GetValue()
            );

  

  Handle<Value> to;
          to = NanNew<Number>(result);
            NanReturnValue(to);
  }
      

Persistent<Function> GitBlob::constructor_template;