/*************************************************************************/
/*  array.h                                                              */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
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/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur.                 */
/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md).   */
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/*************************************************************************/

#ifndef ARRAY_H
#define ARRAY_H

#include "core/typedefs.h"

#include <climits>

class Variant;
class ArrayPrivate;
class Object;
class StringName;
class Callable;

class Array {
	mutable ArrayPrivate *_p;
	void _ref(const Array &p_from) const;
	void _unref() const;

protected:
	Array(const Array &p_base, uint32_t p_type, const StringName &p_class_name, const Variant &p_script);
	bool _assign(const Array &p_array);

public:
	Variant &operator[](int p_idx);
	const Variant &operator[](int p_idx) const;

	void set(int p_idx, const Variant &p_value);
	const Variant &get(int p_idx) const;

	int size() const;
	bool is_empty() const;
	void clear();

	bool operator==(const Array &p_array) const;
	bool operator!=(const Array &p_array) const;
	bool recursive_equal(const Array &p_array, int recursion_count) const;

	uint32_t hash() const;
	uint32_t recursive_hash(int recursion_count) const;
	void operator=(const Array &p_array);

	void push_back(const Variant &p_value);
	_FORCE_INLINE_ void append(const Variant &p_value) { push_back(p_value); } //for python compatibility
	void append_array(const Array &p_array);
	Error resize(int p_new_size);

	Error insert(int p_pos, const Variant &p_value);
	void remove_at(int p_pos);
	void fill(const Variant &p_value);

	Variant front() const;
	Variant back() const;

	void sort();
	void sort_custom(const Callable &p_callable);
	void shuffle();
	int bsearch(const Variant &p_value, bool p_before = true);
	int bsearch_custom(const Variant &p_value, const Callable &p_callable, bool p_before = true);
	void reverse();

	int find(const Variant &p_value, int p_from = 0) const;
	int rfind(const Variant &p_value, int p_from = -1) const;
	int find_last(const Variant &p_value) const;
	int count(const Variant &p_value) const;
	bool has(const Variant &p_value) const;

	void erase(const Variant &p_value);

	void push_front(const Variant &p_value);
	Variant pop_back();
	Variant pop_front();
	Variant pop_at(int p_pos);

	Array duplicate(bool p_deep = false) const;
	Array recursive_duplicate(bool p_deep, int recursion_count) const;

	Array slice(int p_begin, int p_end = INT_MAX, int p_step = 1, bool p_deep = false) const;
	Array filter(const Callable &p_callable) const;
	Array map(const Callable &p_callable) const;
	Variant reduce(const Callable &p_callable, const Variant &p_accum) const;

	bool operator<(const Array &p_array) const;
	bool operator<=(const Array &p_array) const;
	bool operator>(const Array &p_array) const;
	bool operator>=(const Array &p_array) const;

	Variant min() const;
	Variant max() const;

	const void *id() const;

	bool typed_assign(const Array &p_other);
	void set_typed(uint32_t p_type, const StringName &p_class_name, const Variant &p_script);
	bool is_typed() const;
	uint32_t get_typed_builtin() const;
	StringName get_typed_class_name() const;
	Variant get_typed_script() const;
	Array(const Array &p_from);
	Array();
	~Array();
};

#endif // ARRAY_H