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// Copyright (c) Athena Dev Teams - Licensed under GNU GPL
// For more information, see LICENCE in the main folder
#include <stdio.h>
#include "int_status.h"
#include "../common/db.h"
#include "../common/lock.h"
#include "../common/malloc.h"
#include "../common/showmsg.h"
static struct dbt * scdata_db = NULL; //Contains all the status change data in-memory. [Skotlex]
char scdata_txt[1024]="save/scdata.txt"; //By [Skotlex]
#ifdef ENABLE_SC_SAVING
static void* create_scdata(DBKey key, va_list args) {
struct scdata *data;
data = aCalloc(1, sizeof(struct scdata));
data->account_id = va_arg(args, int);
data->char_id = key.i;
return data;
}
/*==========================================
* Loads status change data of the player given. [Skotlex]
*------------------------------------------*/
struct scdata* status_search_scdata(int aid, int cid)
{
struct scdata *data;
data = scdata_db->ensure(scdata_db, i2key(cid), create_scdata, aid);
return data;
}
/*==========================================
* Deletes status change data of the player given. [Skotlex]
* Should be invoked after the data of said player was successfully loaded.
*------------------------------------------*/
void status_delete_scdata(int aid, int cid)
{
struct scdata *scdata = idb_remove(scdata_db, cid);
if (scdata)
{
if (scdata->data)
aFree(scdata->data);
aFree(scdata);
}
}
static void inter_status_tostr(char* line, struct scdata *sc_data)
{
int i, len;
len = sprintf(line, "%d,%d,%d\t", sc_data->account_id, sc_data->char_id, sc_data->count);
for(i = 0; i < sc_data->count; i++) {
len += sprintf(line + len, "%d,%d,%d,%d,%d,%d\t", sc_data->data[i].type, sc_data->data[i].tick,
sc_data->data[i].val1, sc_data->data[i].val2, sc_data->data[i].val3, sc_data->data[i].val4);
}
return;
}
static int inter_scdata_fromstr(char *line, struct scdata *sc_data)
{
int i, len, next;
if (sscanf(line,"%d,%d,%d\t%n",&sc_data->account_id, &sc_data->char_id, &sc_data->count, &next) < 3)
return 0;
if (sc_data->count < 1)
return 0;
sc_data->data = aCalloc(sc_data->count, sizeof (struct status_change_data));
for (i = 0; i < sc_data->count; i++)
{
if (sscanf(line + next, "%hu,%d,%d,%d,%d,%d\t%n", &sc_data->data[i].type, &sc_data->data[i].tick,
&sc_data->data[i].val1, &sc_data->data[i].val2, &sc_data->data[i].val3, &sc_data->data[i].val4, &len) < 6)
{
aFree(sc_data->data);
return 0;
}
next+=len;
}
return 1;
}
/*==========================================
* Loads all scdata from the given filename.
*------------------------------------------*/
void status_load_scdata(const char* filename)
{
FILE *fp;
int sd_count=0, sc_count=0;
char line[8192];
struct scdata *sc;
if ((fp = fopen(filename, "r")) == NULL) {
ShowError("status_load_scdata: Cannot open file %s!\n", filename);
return;
}
while(fgets(line, sizeof(line), fp))
{
sc = (struct scdata*)aCalloc(1, sizeof(struct scdata));
if (inter_scdata_fromstr(line, sc)) {
sd_count++;
sc_count+= sc->count;
sc = idb_put(scdata_db, sc->char_id, sc);
if (sc) {
ShowError("Duplicate entry in %s for character %d\n", filename, sc->char_id);
if (sc->data) aFree(sc->data);
aFree(sc);
}
} else {
ShowError("status_load_scdata: Broken line data: %s\n", line);
aFree(sc);
}
}
fclose(fp);
ShowStatus("Loaded %d saved status changes for %d characters.\n", sc_count, sd_count);
}
static int inter_status_save_sub(DBKey key, void *data, va_list ap) {
char line[8192];
struct scdata * sc_data;
FILE *fp;
sc_data = (struct scdata *)data;
if (sc_data->count < 1)
return 0;
fp = va_arg(ap, FILE *);
inter_status_tostr(line, sc_data);
fprintf(fp, "%s" RETCODE, line);
return 0;
}
/*==========================================
* Saves all scdata to the given filename.
*------------------------------------------*/
void inter_status_save()
{
FILE *fp;
int lock;
if ((fp = lock_fopen(scdata_txt, &lock)) == NULL) {
ShowError("int_status: can't write [%s] !!! data is lost !!!\n", scdata_txt);
return;
}
scdata_db->foreach(scdata_db, inter_status_save_sub, fp);
lock_fclose(fp,scdata_txt, &lock);
}
/*==========================================
* Initializes db.
*------------------------------------------*/
void status_init()
{
scdata_db = db_alloc(__FILE__,__LINE__,DB_INT,DB_OPT_BASE,sizeof(int));
status_load_scdata(scdata_txt);
}
/*==========================================
* Frees up memory.
*------------------------------------------*/
static int scdata_db_final(DBKey k,void *d,va_list ap)
{
struct scdata *data = (struct scdata*)d;
if (data->data)
aFree(data->data);
aFree(data);
return 0;
}
/*==========================================
* Final cleanup.
*------------------------------------------*/
void status_final(void)
{
scdata_db->destroy(scdata_db, scdata_db_final);
}
#endif //ENABLE_SC_SAVING
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