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#include "cache.h"

static const char *usage_msg = "\n"
" test-date show [time_t]...\n"
" test-date parse [date]...\n"
" test-date approxidate [date]...\n";

static void show_dates(char **argv, struct timeval *now)
{
char buf[128];

for (; *argv; argv++) {
time_t t = atoi(*argv);
show_date_relative(t, 0, now, buf, sizeof(buf));
printf("%s -> %s\n", *argv, buf);
}
}

static void parse_dates(char **argv, struct timeval *now)
{
for (; *argv; argv++) {
char result[100];
unsigned long t;
int tz;

result[0] = 0;
parse_date(*argv, result, sizeof(result));
if (sscanf(result, "%lu %d", &t, &tz) == 2)
printf("%s -> %s\n",
*argv, show_date(t, tz, DATE_ISO8601));
else
printf("%s -> bad\n", *argv);
}
}

static void parse_approxidate(char **argv, struct timeval *now)
{
for (; *argv; argv++) {
time_t t;
t = approxidate_relative(*argv, now);
printf("%s -> %s\n", *argv, show_date(t, 0, DATE_ISO8601));
}
}

int main(int argc, char **argv)
{
struct timeval now;
const char *x;

x = getenv("TEST_DATE_NOW");
if (x) {
now.tv_sec = atoi(x);
now.tv_usec = 0;
}
else
gettimeofday(&now, NULL);

argv++;
if (!*argv)
usage(usage_msg);
if (!strcmp(*argv, "show"))
show_dates(argv+1, &now);
else if (!strcmp(*argv, "parse"))
parse_dates(argv+1, &now);
else if (!strcmp(*argv, "approxidate"))
parse_approxidate(argv+1, &now);
else
usage(usage_msg);
return 0;
}
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