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/*
* Copyright 2022 Frederico de Oliveira Linhares
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "candy_gear.h"
#include <mruby/array.h>
#include <mruby/hash.h>
#include <mruby/string.h>
#include <yaml-cpp/yaml.h>
static mrb_value
parse_node(mrb_state *mrb, const YAML::Node &node)
{
mrb_value value;
std::string scalar;
switch(node.Type())
{
case YAML::NodeType::Null:
return mrb_nil_value();
case YAML::NodeType::Scalar:
scalar = node.as<std::string>();
return mrb_str_new(mrb, scalar.data(), scalar.size());
case YAML::NodeType::Sequence:
value = mrb_ary_new_capa(mrb, node.size());
for (YAML::const_iterator it = node.begin(); it != node.end(); it++)
mrb_ary_push(mrb, value, parse_node(mrb, *it));
return value;
case YAML::NodeType::Map:
value = mrb_hash_new_capa(mrb, node.size());
for(YAML::const_iterator it = node.begin(); it != node.end(); it++)
mrb_hash_set(
mrb, value, parse_node(mrb, it->first), parse_node(mrb, it->second));
return value;
case YAML::NodeType::Undefined:
default:
return mrb_nil_value();
}
}
static mrb_value
cg_mCandyGear_load_yaml(mrb_state *mrb, mrb_value self)
{
const char *file_path;
mrb_get_args(mrb, "z", &file_path);
YAML::Node root = YAML::LoadFile(file_path);
return parse_node(mrb, root);
}
static mrb_value
cg_mCandyGear_quit(mrb_state *mrb, mrb_value self)
{
cg_core.quit_game = SDL_TRUE;
return self;
}
void
cg_candy_gear_init(mrb_state *mrb)
{
struct RClass *cg_m;
cg_m = mrb_module_get(mrb, "CandyGear");
mrb_define_class_method(
mrb, cg_m, "load_yaml", cg_mCandyGear_load_yaml, MRB_ARGS_REQ(1));
mrb_define_class_method(
mrb, cg_m, "quit", cg_mCandyGear_quit, MRB_ARGS_NONE());
}
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