812052bc3e
titan engine, logic model, auth/game/gateway services. csv tables pulled out of the ipa are checked in so it runs out of the box.
44 lines
1.6 KiB
Rust
44 lines
1.6 KiB
Rust
use std::time::{SystemTime, UNIX_EPOCH};
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pub fn unix_seconds() -> i64 {
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SystemTime::now()
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.duration_since(UNIX_EPOCH)
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.map(|elapsed| elapsed.as_secs() as i64)
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.unwrap_or_default()
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}
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pub fn unix_millis() -> i64 {
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SystemTime::now()
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.duration_since(UNIX_EPOCH)
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.map(|elapsed| elapsed.as_millis() as i64)
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.unwrap_or_default()
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}
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pub fn format_utc(seconds: i64) -> String {
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let days_since_epoch = seconds.div_euclid(86_400);
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let seconds_of_day = seconds.rem_euclid(86_400);
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let (year, month, day) = civil_from_days(days_since_epoch);
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format!(
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"{year:04}-{month:02}-{day:02}T{:02}:{:02}:{:02}Z",
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seconds_of_day / 3_600,
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(seconds_of_day % 3_600) / 60,
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seconds_of_day % 60
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)
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}
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fn civil_from_days(days: i64) -> (i64, u32, u32) {
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let z = days + 719_468;
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let era = z.div_euclid(146_097);
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let day_of_era = z.rem_euclid(146_097);
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let year_of_era =
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(day_of_era - day_of_era / 1_460 + day_of_era / 36_524 - day_of_era / 146_096) / 365;
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let year = year_of_era + era * 400;
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let day_of_year = day_of_era - (365 * year_of_era + year_of_era / 4 - year_of_era / 100);
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let shifted_month = (5 * day_of_year + 2) / 153;
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let day = (day_of_year - (153 * shifted_month + 2) / 5 + 1) as u32;
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let month = if shifted_month < 10 {
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shifted_month + 3
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} else {
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shifted_month - 9
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} as u32;
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(year + i64::from(month <= 2), month, day)
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}
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pub fn days_between(from_seconds: i64, to_seconds: i64) -> i32 {
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((to_seconds - from_seconds).max(0) / 86_400) as i32
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}
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