#ifndef RJP_TREE_H
#define RJP_TREE_H

#include "rjp.h"

#define RJP_TREE_SUCCESS       0
#define RJP_TREE_ERR_NULL_ROOT 1
#define RJP_TREE_ERR_NOT_FOUND 2

typedef struct RJP_object_member{
	RJP_string name;
	RJP_value value;
}RJP_object_member;

typedef struct RJP_object_iterator RJP_object_iterator;
typedef struct RJP_tree_node RJP_tree_node;
struct RJP_tree_node{
	RJP_tree_node* parent;
	RJP_tree_node* left;
	RJP_tree_node* right;
	RJP_object_member data;
	unsigned color:1;
};


RJP_tree_node* irjp_new_node(RJP_object_member* value);
RJP_tree_node* irjp_tree_insert_value(RJP_tree_node* root, RJP_object_member* value, int* status);
RJP_tree_node* irjp_tree_remove_value(RJP_tree_node* root, const char* key, int* status);
RJP_tree_node* irjp_tree_search_value(RJP_tree_node* root, const char* key);
RJP_tree_node* irjp_copy_tree(const RJP_tree_node* root);
void irjp_free_tree(RJP_tree_node* root);

int irjp_init_object_iterator(RJP_object_iterator* it, const RJP_tree_node* root);
void irjp_delete_object_iterator(RJP_object_iterator* it);
RJP_tree_node* irjp_object_iterator_next(RJP_object_iterator* it);
RJP_tree_node* irjp_object_iterator_current(RJP_object_iterator* it);

void irjp_dbg_print_tree(RJP_tree_node* root);
void irjp_dbg_print_tree_bfs(RJP_tree_node* root);

#endif