// 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/treebuilder.h"

#include "../include/tree.h"
#include "../include/oid.h"

using namespace v8;
using namespace node;

GitTreebuilder::GitTreebuilder(git_treebuilder *raw) {
  this->raw = raw;
}

GitTreebuilder::~GitTreebuilder() {
  }

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

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

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

              NODE_SET_METHOD(tpl, "create", Create);
                        NODE_SET_PROTOTYPE_METHOD(tpl, "insert", Insert);
                        NODE_SET_PROTOTYPE_METHOD(tpl, "remove", Remove);
                        NODE_SET_PROTOTYPE_METHOD(tpl, "write", Write);
            
  
  Local<Function> _constructor_template = tpl->GetFunction();
  NanAssignPersistent(constructor_template, _constructor_template);
  target->Set(NanNew<String>("Treebuilder"), _constructor_template);
}

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

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

  NanReturnValue(args.This());
}

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

git_treebuilder *GitTreebuilder::GetValue() {
  return this->raw;
}

            /**
                * @return Treebuilder out  */
NAN_METHOD(GitTreebuilder::Create) {
  NanScope();
      
        git_treebuilder * out = 0;
      
                        
  int result = git_treebuilder_create(
            &        out
        ,          ObjectWrap::Unwrap<GitTree>(args.This())->GetValue()
            );

    
  if (result != GIT_OK) {
              
    if (giterr_last()) {
      return NanThrowError(giterr_last()->message);
    } else {
      return NanThrowError("Unknown Error");
    }
  }

  Handle<Value> to;
          if (out != NULL) {
  to = GitTreebuilder::New((void *)out);
} else {
  to = NanNull();
}
          NanReturnValue(to);
  }
                  /**
                * @param String filename
            * @param Oid id
            * @param Number filemode
            * @return TreeEntry out  */
NAN_METHOD(GitTreebuilder::Insert) {
  NanScope();
                if (args.Length() == 0 || !args[0]->IsString()) {
      return NanThrowError("String filename is required.");
    }
                if (args.Length() == 1 || !args[1]->IsObject()) {
      return NanThrowError("Oid id is required.");
    }
                if (args.Length() == 2 || !args[2]->IsNumber()) {
      return NanThrowError("Number filemode is required.");
    }
      
        const git_tree_entry * out = 0;
      
                                            const char * from_filename;
          String::Utf8Value filename(args[0]->ToString());
      from_filename = (const char *) strdup(*filename);
  
                                  const git_oid * from_id;
          from_id = ObjectWrap::Unwrap<GitOid>(args[1]->ToObject())->GetValue();
  
                                  git_filemode_t from_filemode;
          from_filemode = (git_filemode_t) (int)  args[2]->ToNumber()->Value();
  
              
  int result = git_treebuilder_insert(
            &        out
        ,          ObjectWrap::Unwrap<GitTreebuilder>(args.This())->GetValue()
        ,          from_filename
        ,          from_id
        ,          from_filemode
            );

            free((void *)from_filename);
          
  if (result != GIT_OK) {
                                
    if (giterr_last()) {
      return NanThrowError(giterr_last()->message);
    } else {
      return NanThrowError("Unknown Error");
    }
  }

  Handle<Value> to;
          if (out != NULL) {
  to = GitTreeEntry::New((void *)out);
} else {
  to = NanNull();
}
          NanReturnValue(to);
  }
                  /**
        * @param String filename
            * @param Treebuilder callback
  */
NAN_METHOD(GitTreebuilder::Remove) {
  NanScope();
              if (args.Length() == 0 || !args[0]->IsString()) {
      return NanThrowError("String filename is required.");
    }
      
  if (args.Length() == 1 || !args[1]->IsFunction()) {
    return NanThrowError("Callback is required and must be a Function.");
  }

  RemoveBaton* baton = new RemoveBaton;
  baton->error_code = GIT_OK;
  baton->error = NULL;
                      const char * from_filename;
          String::Utf8Value filename(args[0]->ToString());
      from_filename = (const char *) strdup(*filename);
  
            baton->filename = from_filename;
                    
  NanCallback *callback = new NanCallback(Local<Function>::Cast(args[1]));
  RemoveWorker *worker = new RemoveWorker(baton, callback);
                    if (!args[0]->IsUndefined() && !args[0]->IsNull())
    worker->SaveToPersistent("filename", args[0]->ToObject());
            
  NanAsyncQueueWorker(worker);
  NanReturnUndefined();
}

void GitTreebuilder::RemoveWorker::Execute() {
    int result = git_treebuilder_remove(
                    baton->bld,    
              baton->filename    
        );

    baton->error_code = result;

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

  }

void GitTreebuilder::RemoveWorker::HandleOKCallback() {
  TryCatch try_catch;
  if (baton->error_code == GIT_OK) {
        Handle<Value> to;
                      if (baton->bld != NULL) {
  to = GitTreebuilder::New((void *)baton->bld);
} 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);
  }

                    free((void *)baton->filename);
            
  delete baton;
}
                  /**
        * @param Repository repo
                    * @param Oid callback
  */
NAN_METHOD(GitTreebuilder::Write) {
  NanScope();
              if (args.Length() == 0 || !args[0]->IsObject()) {
      return NanThrowError("Repository repo is required.");
    }
        
  if (args.Length() == 1 || !args[1]->IsFunction()) {
    return NanThrowError("Callback is required and must be a Function.");
  }

  WriteBaton* baton = new WriteBaton;
  baton->error_code = GIT_OK;
  baton->error = NULL;
        baton->id = (git_oid *)malloc(sizeof(git_oid ));
                    git_repository * from_repo;
          from_repo = ObjectWrap::Unwrap<GitRepository>(args[0]->ToObject())->GetValue();
  
            baton->repo = from_repo;
                                baton->bld = ObjectWrap::Unwrap<GitTreebuilder>(args.This())->GetValue();
            
  NanCallback *callback = new NanCallback(Local<Function>::Cast(args[1]));
  WriteWorker *worker = new WriteWorker(baton, callback);
                    if (!args[0]->IsUndefined() && !args[0]->IsNull())
    worker->SaveToPersistent("repo", args[0]->ToObject());
                        worker->SaveToPersistent("bld", args.This());
            
  NanAsyncQueueWorker(worker);
  NanReturnUndefined();
}

void GitTreebuilder::WriteWorker::Execute() {
    int result = git_treebuilder_write(
                    baton->id,    
              baton->repo,    
              baton->bld    
        );

    baton->error_code = result;

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

  }

void GitTreebuilder::WriteWorker::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;
}
      

Persistent<Function> GitTreebuilder::constructor_template;