#ifndef TOBJECT_H
#define TOBJECT_H

#include "pso/forward.h"
#include "pso/macros.h"
#include <stdlib.h>
#include <global_types.h>

#define o(name) extern const char *name##_name;
OBJECT_NAMES
#undef o

extern TMainTask main_task;
extern TObject global_obj1;
extern TObject global_obj2;


enum object_flags {
	NONE = 0,
	QUEUE_DESTRUCTION = 1,
	CHILD_QUEUE_DESTRUCTION = 2,
	BIT_2 = 4,
	BIT_3 = 8,
	DISALLOW_UPDATE = 0x0F,
	DISALLOW_RENDER = 0x10,
	DISALLOW_DESTRUCTION = 0x20,
	DISALLOW_RENDER_SHADOWS = 0x100,
	BIT_9 = 0x200,
	BIT_10 = 0x400,
	BIT_11 = 0x800,
	BIT_12 = 0x1000,
	BIT_13 = 0x2000,
	BIT_14 = 0x4000,
	BIT_15 = 0x8000,
	ALL_BITS = 0xFFFF
};

static inline object_flags operator^(object_flags a, object_flags b) { return static_cast<object_flags>(static_cast<u16>(a) ^ static_cast<u16>(b)); };
static inline object_flags operator&(object_flags a, object_flags b) { return static_cast<object_flags>(static_cast<u16>(a) & static_cast<u16>(b)); };
static inline object_flags operator|(object_flags a, object_flags b) { return static_cast<object_flags>(static_cast<u16>(a) | static_cast<u16>(b)); };
static inline object_flags operator~(object_flags a) { return static_cast<object_flags>(~static_cast<u16>(a)); }
static inline void operator^=(object_flags &a, object_flags b) { a = a ^ b; };
static inline void operator&=(object_flags &a, object_flags b) { a = a & b; };
static inline void operator|=(object_flags &a, object_flags b) { a = a | b; };

class TObject {
public:
	const char *name;
	union {
		object_flags flags;
		u16 flags_u16;
	};
	u16 id;
	TObject *prev;
	TObject *next;
	TObject *up;
	TObject *down;
public:
	void disallow_rendering_shadows();
	void allow_rendering_shadows();
	void disallow_rendering();
	void allow_rendering();
	void set_flag_3();
	void clear_flag_3();
	void queue_destruction();
	void set_flag_9();
	u32 get_flag_9();
	void clear_flag_9();

	TObject(TObject *parent = NULL);
	virtual ~TObject();

	void *operator new (size_t size) { return alloc(size); };
	void operator delete(void *ptr) { free(ptr); };

	void delete_children();
	void queue_destruction_for_each_node();
	void run_tasks();
	void render_nodes();
	void render_shadows_for_each_node();
	void render_nodes2();
	void empty_func();
	void set_parent(TObject *parent);

	virtual void run_task();
	virtual void render();
	virtual void render_shadows();

	void empty_func2();
	void log(const char *str);
	int get_node_count();
	bool all_parents_unqueued_for_destruction();
	static void *alloc(size_t size);
	static void free(void *ptr);
	bool toggle_flag_9_if_flag_10_is_clear();

private:
	void _delete_children() {
		while (this->down != NULL) {
			delete this->down;
		}
	};
	void add_parent(TObject *parent, bool set_parent) {
		if (set_parent) {
			up = parent;
		}
		TObject *child;
		if (parent == NULL) {
			this->prev = this;
			this->next = NULL;
			return;
		}
		child = parent->down;
		if (child != NULL) {
			this->prev = child->next;
			this->next = NULL;
			child->prev->next = this;
			child->prev = this;
		} else {
			this->prev = this;
			parent->down = this;
			this->next = NULL;
		}
	};
	void remove_parent() {
		if (this->up != NULL) {
			if (this->prev == this) {
				this->up->down = NULL;
			} else if (this->up->down == this) {
				this->up->down = this->prev;
				this->prev->next = NULL;
				if (this->next != NULL) {
					this->next->prev = this->next;
				}
			} else {
				this->prev->next = this->next;
				if (this->next != NULL) {
					this->next->prev = this->prev;
				} else {
					this->up->down->prev = this->prev;
				}
			}
		}
	};

	void set_flags(object_flags flags) {
		this->flags |= flags;
	}

	void clear_flags(object_flags flags) {
		flags_u16 &= ~static_cast<u16>(flags);
	}

	u32 get_flags(object_flags flags) {
		return this->flags & flags;
	};
};

#endif