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Reimplement get_today function using chrono #93

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Merged
Marlinski merged 1 commit into from
Oct 24, 2025
Merged

Reimplement get_today function using chrono #93

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30 changes: 2 additions & 28 deletions shai-core/src/runners/coder/env.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -91,35 +91,9 @@ pub fn get_os_version() -> String {

/// Get today's date in YYYY-MM-DD format
pub fn get_today() -> String {
use std::time::{SystemTime, UNIX_EPOCH};
use chrono::Local;

let now = SystemTime::now()
.duration_since(UNIX_EPOCH)
.unwrap()
.as_secs();

// Simple date calculation (days since Unix epoch)
let days = now / 86400;
let (year, month, day) = days_to_ymd(days as i32);

format!("{:04}-{:02}-{:02}", year, month, day)
}

// Helper function to convert days since Unix epoch to year/month/day
fn days_to_ymd(days: i32) -> (i32, i32, i32) {
let days = days + 719163; // Adjust for Unix epoch (1970-01-01)

let era = days / 146097;
let doe = days % 146097;
let yoe = (doe - doe/1460 + doe/36524 - doe/146096) / 365;
let year = yoe + era * 400;
let doy = doe - (365*yoe + yoe/4 - yoe/100);
let mp = (5*doy + 2) / 153;
let day = doy - (153*mp + 2) / 5 + 1;
let month = mp + if mp < 10 { 3 } else { -9 };
let year = year + if month <= 2 { 1 } else { 0 };

(year, month, day)
Local::now().date_naive().format("%Y-%m-%d").to_string()
}

/// Get the current git branch
Expand Down