#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "DLinkedList.h"


void AddWord(struct List *l, char *w)
{
    if (l->head == NULL)
    {
        printf("No head node, creating one\n");
        struct ListNode *tmp = (struct ListNode *)malloc(sizeof(struct ListNode));
        l->head = tmp;
        l->tail = tmp;
        tmp->previous = l->head;
        tmp->next = l->tail;
        tmp->data = (char *)malloc(strlen(w) + 1);
        strcpy(tmp->data, w);
        tmp->data[strlen(w)] = '\0';
        return;

    }

    printf("Creating Node\n");
    struct ListNode *tmp = l->tail;
    tmp->next = (struct ListNode *)malloc(sizeof(struct ListNode));
    tmp->next->previous = tmp;
    l->tail = tmp->next;
    tmp->next->next = l->tail;
    tmp->next->data = (char *)malloc(strlen(w) + 1);
    strcpy(tmp->next->data, w);
    tmp->next->data[strlen(w)] = '\0';
    return;

}

void PrintList(struct List *l)
{
    struct ListNode *tmp = l->head;
    for(;;)
    {
        if (tmp == l->tail)
        {
            printf("%s\n", tmp->data);
            break;
        }
        printf("%s\n", tmp->data);
        tmp = tmp->next;

    }
}

void DeleteList(struct List *l)
{
    struct ListNode *tmp = l->head;
    for(;;)
    {
        if (tmp == l->tail)
        {
            free(tmp->data);
            free(tmp);
            return;
        }
        free(tmp->data);
        tmp = tmp->next;
        free(tmp->previous);
    }
    l->head = NULL;
    l->tail = NULL;

}