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#include "tagTracker.h"
#include "list.h"
#include "log.h"
#include <assert.h>
static List * tagLists[TAG_NUM_OF_ITEM_TYPES] =
{
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL
};
typedef struct tagTrackerItem {
int count;
mpd_sint8 visited;
} TagTrackerItem;
char * getTagItemString(int type, char * string) {
ListNode * node;
/*if(type == TAG_ITEM_TITLE) return strdup(string);*/
if(tagLists[type] == NULL) {
tagLists[type] = makeList(free, 1);
}
if((node = findNodeInList(tagLists[type], string))) {
((TagTrackerItem *)node->data)->count++;
}
else {
TagTrackerItem * item = malloc(sizeof(TagTrackerItem));
item->count = 1;
item->visited = 0;
node = insertInList(tagLists[type], string, item);
}
return node->key;
}
void removeTagItemString(int type, char * string) {
ListNode * node;
assert(string);
assert(tagLists[type]);
if(tagLists[type] == NULL) return;
node = findNodeInList(tagLists[type], string);
assert(node);
/*if(!node) {
free(string);
return;
}*/
if(node) {
TagTrackerItem * item = node->data;
item->count--;
if(item->count <= 0) deleteNodeFromList(tagLists[type], node);
}
if(tagLists[type]->numberOfNodes == 0) {
freeList(tagLists[type]);
tagLists[type] = NULL;
}
}
int getNumberOfTagItems(int type) {
if(tagLists[type] == NULL) return 0;
return tagLists[type]->numberOfNodes;
}
void printMemorySavedByTagTracker() {
int i;
ListNode * node;
size_t sum = 0;
for(i = 0; i < TAG_NUM_OF_ITEM_TYPES; i++) {
if(!tagLists[i]) continue;
sum -= sizeof(List);
node = tagLists[i]->firstNode;
while(node != NULL) {
sum -= sizeof(ListNode);
sum -= sizeof(TagTrackerItem);
sum -= sizeof(node->key);
sum += (strlen(node->key)+1)*(*((int *)node->data));
node = node->nextNode;
}
}
DEBUG("saved memory from tags: %li\n", (long)sum);
}
void sortTagTrackerInfo() {
int i;
for(i = 0; i < TAG_NUM_OF_ITEM_TYPES; i++) {
if(!tagLists[i]) continue;
DEBUG("sorting %s info\n", mpdTagItemKeys[i]);
sortList(tagLists[i]);
}
}
void resetVisitedFlagsInTagTracker(int type) {
ListNode * node;
if(!tagLists[type]) return;
node = tagLists[type]->firstNode;
while(node) {
((TagTrackerItem *)node->data)->visited = 0;
node = node->nextNode;
}
}
int wasVisitedInTagTracker(int type, char * str) {
ListNode * node;
if(!tagLists[type]) return 0;
node = findNodeInList(tagLists[type], str);
if(!node) return 0;
return ((TagTrackerItem *)node->data)->visited;
}
void visitInTagTracker(int type, char * str) {
ListNode * node;
if(!tagLists[type]) return;
node = findNodeInList(tagLists[type], str);
if(!node) return;
((TagTrackerItem *)node->data)->visited = 1;
}
void printVisitedInTagTracker(FILE * fp, int type) {
ListNode * node;
TagTrackerItem * item;
if(!tagLists[type]) return;
node = tagLists[type]->firstNode;
while(node) {
item = node->data;
if(item->visited) {
myfprintf(fp, "%s: %s\n", mpdTagItemKeys[type],
node->key);
}
node = node->nextNode;
}
}
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