/*
  Copyright(C) 2014-2015  Brazil
  Copyright(C) 2022  Sutou Kouhei <kou@clear-code.com>

  This library is free software; you can redistribute it and/or
  modify it under the terms of the GNU Lesser General Public
  License as published by the Free Software Foundation; either
  version 2.1 of the License, or (at your option) any later version.

  This library is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  Lesser General Public License for more details.

  You should have received a copy of the GNU Lesser General Public
  License along with this library; if not, write to the Free Software
  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
*/

#include "../grn_ctx_impl.h"

#ifdef GRN_WITH_MRUBY
#include <mruby.h>
#include <mruby/class.h>
#include <mruby/data.h>

#include "mrb_ctx.h"
#include "mrb_array.h"

static struct mrb_data_type mrb_grn_array_type = {
  "Groonga::Array",
  NULL
};

static mrb_value
mrb_grn_array_class_create(mrb_state *mrb, mrb_value klass)
{
  grn_ctx *ctx = (grn_ctx *)mrb->ud;
  char *name;
  mrb_int name_length;
  const char *path = NULL;
  mrb_value mrb_value_type;
  grn_obj *value_type = NULL;
  grn_obj *array;

  mrb_get_args(mrb, "so", &name, &name_length, &mrb_value_type);
  if (!mrb_nil_p(mrb_value_type)) {
    value_type = DATA_PTR(mrb_value_type);
  }

  array = grn_table_create(ctx,
                           name, (unsigned int)name_length,
                           path,
                           GRN_TABLE_NO_KEY,
                           NULL,
                           value_type);
  grn_mrb_ctx_check(mrb);

  return mrb_funcall(mrb, klass, "new", 1, mrb_cptr_value(mrb, array));
}

static mrb_value
mrb_grn_array_initialize(mrb_state *mrb, mrb_value self)
{
  mrb_value mrb_array_ptr;

  mrb_get_args(mrb, "o", &mrb_array_ptr);
  DATA_TYPE(self) = &mrb_grn_array_type;
  DATA_PTR(self) = mrb_cptr(mrb_array_ptr);
  return self;
}

void
grn_mrb_array_init(grn_ctx *ctx)
{
  grn_mrb_data *data = &(ctx->impl->mrb);
  mrb_state *mrb = data->state;
  struct RClass *module = data->module;
  struct RClass *table_class;
  struct RClass *klass;

  table_class = mrb_class_get_under(mrb, module, "Table");
  klass = mrb_define_class_under(mrb, module, "Array", table_class);
  MRB_SET_INSTANCE_TT(klass, MRB_TT_DATA);

  mrb_define_class_method(mrb, klass, "create",
                          mrb_grn_array_class_create,
                          MRB_ARGS_REQ(2));

  mrb_define_method(mrb, klass, "initialize",
                    mrb_grn_array_initialize, MRB_ARGS_REQ(1));
}
#endif
