#ifndef INCLUDED_C_LINKLIST_H
#define INCLUDED_C_LINKLIST_H

#ifndef INCLUDED_C_TYPES_H
#include <c_Types.h>
#endif /*INCLUDED_C_TYPES_H*/

/* ------------------------------------------------------------------------------------------------------------------ */
/*  */

typedef struct c_LinkListNode_t {
    void* data;
    struct c_LinkListNode_t* next;
}c_LinkListNode_t;

typedef struct {
    c_LinkListNode_t* head;
    int obj_size;
    c_size_t size;
}c_LinkList_t;

typedef struct {
    c_LinkList_t* list;
    c_LinkListNode_t** node;
}c_LinkListIter_t;

/* ------------------------------------------------------------------------------------------------------------------ */
/*  */

c_err_t c_LinkList_Init(c_LinkList_t* self, c_size_t obj_size);

void c_LinkList_Destroy(c_LinkList_t* self);

c_err_t c_LinkList_Add(c_LinkList_t* self, void* obj);

c_err_t c_LinkList_Remove(c_LinkList_t* self, void* obj);

/* ------------------------------------------------------------------------------------------------------------------ */
/*  */

C_STATIC_FORCE_INLINE
void c_LinkListIter_Init(c_LinkListIter_t* self, c_LinkList_t* list) {
    if (!self || !list) return;
    self->list = list;
    self->node = &list->head;
}

C_STATIC_FORCE_INLINE
c_bool_t c_LinkListIter_HasNext(c_LinkListIter_t* self) {
    if (!self) return C_FALSE;
    return (self->node != NULL) && (*(self->node) != NULL);
}

C_STATIC_FORCE_INLINE
void* c_LinkListIter_Next(c_LinkListIter_t* self) {
    if (!self || !self->node || !*(self->node)) return NULL;
    void* data = (*(self->node))->data;
    self->node = &(*(self->node))->next;
    return data;
}

C_STATIC_FORCE_INLINE
void* c_LinkListIter_Get(c_LinkListIter_t* self) {
    if (!self || !self->node || !*(self->node)) return NULL;
    return (*(self->node))->data;
}

void c_LinkListIter_Remove(c_LinkListIter_t* self);

#endif /*INCLUDED_C_LINKLIST_H*/