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systemprompt_models/
time_format.rs

1use chrono::{DateTime, Utc};
2
3pub fn format_timestamp(dt: DateTime<Utc>) -> String {
4    dt.format("%Y-%m-%d %H:%M:%S").to_string()
5}
6
7pub fn format_date(dt: DateTime<Utc>) -> String {
8    dt.format("%Y-%m-%d").to_string()
9}
10
11pub fn format_date_range(start: DateTime<Utc>, end: DateTime<Utc>) -> String {
12    format!("{} to {}", format_date(start), format_date(end))
13}
14
15pub fn format_duration_ms(ms: i64) -> String {
16    match ms {
17        ms if ms < 1000 => format!("{}ms", ms),
18        ms if ms < 60_000 => format!("{:.1}s", ms as f64 / 1000.0),
19        ms if ms < 3_600_000 => format!("{:.1}m", ms as f64 / 60_000.0),
20        _ => format!("{:.1}h", ms as f64 / 3_600_000.0),
21    }
22}
23
24pub fn format_optional_duration_ms(ms: Option<i64>) -> String {
25    ms.map_or_else(String::new, |d| format!(" ({}ms)", d))
26}
27
28pub fn format_period_label(dt: DateTime<Utc>, period: &str) -> String {
29    match period {
30        "hour" => dt.format("%Y-%m-%d %H:00").to_string(),
31        "day" => format_date(dt),
32        "week" => format!("Week of {}", format_date(dt)),
33        "month" => dt.format("%Y-%m").to_string(),
34        _ => format_timestamp(dt),
35    }
36}