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#include <string.h>
#include <stdlib.h>
#include "saves.h"
#include "util.h"
#ifdef _WIN32
#define localtime_r(a,b) localtime(a)
#include <windows.h>
#endif
//0123456789012345678901234678
//Slot N - December 31st, XXXX
#define MAX_DESC_SIZE 40
char *get_slot_name(system_header *system, uint32_t slot_index, char *ext)
{
if (!system->save_dir) {
return NULL;
}
char *fname;
if (slot_index < 10) {
size_t name_len = strlen("slot_N.") + strlen(ext) + 1;
fname = malloc(name_len);
snprintf(fname, name_len, "slot_%d.%s", slot_index, ext);
} else {
size_t name_len = strlen("quicksave.") + strlen(ext) + 1;
fname = malloc(name_len);
snprintf(fname, name_len, "quicksave.%s", ext);
}
char const *parts[] = {system->save_dir, PATH_SEP, fname};
char *ret = alloc_concat_m(3, parts);
free(fname);
return ret;
}
save_slot_info *get_slot_info(system_header *system, uint32_t *num_out)
{
save_slot_info *dst = calloc(11, sizeof(save_slot_info));
time_t modtime;
struct tm ltime;
for (uint32_t i = 0; i <= QUICK_SAVE_SLOT; i++)
{
char * cur = dst[i].desc = malloc(MAX_DESC_SIZE);
char * fname = get_slot_name(system, i, "state");
modtime = get_modification_time(fname);
free(fname);
if (!modtime && system->type == SYSTEM_GENESIS) {
fname = get_slot_name(system, i, "gst");
modtime = get_modification_time(fname);
free(fname);
}
if (i == QUICK_SAVE_SLOT) {
cur += snprintf(cur, MAX_DESC_SIZE, "Quick - ");
} else {
cur += snprintf(cur, MAX_DESC_SIZE, "Slot %d - ", i);
}
if (modtime) {
strftime(cur, MAX_DESC_SIZE - (cur - dst->desc), "%c", localtime_r(&modtime, <ime));
} else {
strcpy(cur, "EMPTY");
}
dst[i].modification_time = modtime;
}
*num_out = QUICK_SAVE_SLOT + 1;
return dst;
}
void free_slot_info(save_slot_info *slots)
{
if (!slots) {
return;
}
for (uint32_t i = 0; i <= QUICK_SAVE_SLOT; i++)
{
free(slots[i].desc);
}
free(slots);
}
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