//
// Created by Kosho on 2020年8月14日.
//

#ifndef PYTHONVM_HISTRING_HPP
#define PYTHONVM_HISTRING_HPP

#include "hiObject.hpp"

class StringKlass : public Klass {
private:
 StringKlass();

 static StringKlass *instance;

public:
 static StringKlass *get_instance();

 void initialize();

 virtual HiObject *equal(HiObject *x, HiObject *y);

 virtual void print(HiObject *obj);

 virtual HiObject *add(HiObject *x, HiObject *y);

 virtual HiObject *less(HiObject *x, HiObject *y);

 virtual HiObject *subscr(HiObject *x, HiObject *y);

 virtual HiObject *contains(HiObject *x, HiObject *y);

 virtual HiObject *len(HiObject *x);

 virtual HiObject *allocate_instance(HiObject *callable, ArrayList<HiObject *> *args);

 virtual size_t size();

 virtual void oops_do(OopClosure *closure, HiObject *obj);
};

class HiString : public HiObject {
 friend class StringKlass;

private:
 char *_value;
 int _length;

public:
 HiString(const char *x);

 HiString(const char *x, const int length);

 HiString(const int len);

 const char *value() {
 return _value;
 }

 char **value_address() {
 return &_value;
 }

 int length() {
 return _length;
 }

 void set(int i, char x) {
 _value[i] = x;
 }

 HiString *join(HiObject *iterable);
};

HiObject *string_upper(ObjList args);

HiObject *string_join(ObjList args);

#endif //PYTHONVM_HISTRING_HPP