indra 0.12.1

Run, watch and orchestrate AI coding agents (Claude Code, Codex, Gemini, Ollama) across machines: a web console, workflows with conditions and loops, boards, an MCP server and graph memory, in one binary.
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//! UTC timestamps without pulling in a date crate.

use std::time::{SystemTime, UNIX_EPOCH};

/// Current UTC time as `YYYY-MM-DDTHH:MM:SSZ`.
pub fn now_iso() -> String {
    let secs = SystemTime::now()
        .duration_since(UNIX_EPOCH)
        .map(|d| d.as_secs())
        .unwrap_or(0);
    format_unix(secs)
}

pub fn format_unix(secs: u64) -> String {
    let days = (secs / 86_400) as i64;
    let rem = secs % 86_400;
    let (y, m, d) = civil_from_days(days);
    format!(
        "{:04}-{:02}-{:02}T{:02}:{:02}:{:02}Z",
        y,
        m,
        d,
        rem / 3600,
        (rem % 3600) / 60,
        rem % 60
    )
}

/// Howard Hinnant's days-to-civil algorithm.
fn civil_from_days(z: i64) -> (i64, u32, u32) {
    let z = z + 719_468;
    let era = if z >= 0 { z } else { z - 146_096 } / 146_097;
    let doe = (z - era * 146_097) as u64;
    let yoe = (doe - doe / 1460 + doe / 36_524 - doe / 146_096) / 365;
    let y = yoe as i64 + era * 400;
    let doy = doe - (365 * yoe + yoe / 4 - yoe / 100);
    let mp = (5 * doy + 2) / 153;
    let d = (doy - (153 * mp + 2) / 5 + 1) as u32;
    let m = if mp < 10 { mp + 3 } else { mp - 9 } as u32;
    (if m <= 2 { y + 1 } else { y }, m, d)
}

#[cfg(test)]
mod tests {
    use super::*;

    #[test]
    fn known_dates() {
        assert_eq!(format_unix(0), "1970-01-01T00:00:00Z");
        assert_eq!(format_unix(951_782_400), "2000-02-29T00:00:00Z");
        assert_eq!(format_unix(1_794_571_200), "2026-11-13T12:00:00Z");
    }
}