//prints a live countdown relative to given date
void printCountdown (State *s) {
s->next = NULL;
TDate *date = parse(s->argv[2]);
if (!date) {
printf("Could not parse date. Check formatting\n");
return;
}
TDate *now = currentDate(NULL);
countdown (toJulian(now), toJulian(date));
}
//prints difference between stored date and present
void printDiff (State *s) {
s->next = NULL;
FILE *in = fopen(makeFilePath(), "rb");
if (in == NULL) {
printf("No date stored. Try to store one by calling \"ctd -s [date]\"\n");
return;
}
double jstored;
fread(&jstored, sizeof(double), 1, in);
fclose(in);
TDate *present = currentDate(NULL);
double jpresent = toJulian(present);
TDateDiff *diff = tdiff(jstored, jpresent);
printDateDiff(diff);
printf("\n");
free(present);
free(diff);
}
//store given date
void storeDate (State *s) {
s->next = NULL;
//check if folder exists
struct stat fStat;
char *dirName = makeDirPath();
if (stat(dirName, &fStat) == -1) {
if (mkdir(dirName, 0700) == -1) {
printf("Could not create directory to store data. Check privileges\n");
return;
}
}
TDate *date = parse(s->argv[2]);
if (!date) {
printf("Could not parse date. Check formatting\n");
return;
}
FILE *out = fopen(strcat(dirName, "date"), "wb");
if (!out) {
printf("Could not open file to store data. Check privileges\n");
return;
}
double jvalue = toJulian(date);
fwrite(&jvalue, sizeof(double), 1, out);
fclose(out);
free(date);
}
UTimeDate::UTimeDate(int day, int year)
{
U_TRACE_REGISTER_OBJECT(0, UTimeDate, "%d,%d", day, year)
julian = toJulian(1,1,year) - 1 + day;
fromJulian(julian);
}
//prints differnce between the 2 given dates
void print2Diff (State *s) {
s->next = NULL;
TDate *date1 = parse(s->argv[1]);
TDate *date2 = parse(s->argv[2]);
if (!date1 || !date2) {
printf("Could not parse dates. Check formatting\n");
return;
}
TDateDiff *diff = tdiff(toJulian(date2), toJulian(date1));
printDateDiff(diff);
printf("\n");
free(diff);
free(date1);
free(date2);
}
//prints a live countdown relative to stored date
void printCountdownStored (State *s) {
s->next = NULL;
FILE *in = fopen(makeFilePath(), "rb");
if (!in) {
printf("No date stored. Try to store one by calling \"ctd -s [date]\"\n");
return;
}
double jdate;
fread(&jdate, sizeof(double), 1, in);
fclose(in);
TDate *now = currentDate(NULL);
double jnow = toJulian(now);
countdown (jnow, jdate);
}