Programm weitergeschrieben

src/utils.rs

@@ -0,0 +1,23 @@
+use anyhow::Result;
+use chrono::{DateTime, Local,Duration, LocalResult, NaiveDateTime, TimeZone};
+
+pub fn str_to_datetime(s: &str) -> Result<DateTime<Local>> {
+    let no_tz = s.replace("+00:00", "");
+    let dt = NaiveDateTime::parse_from_str(&no_tz, "%Y-%m-%d %H:%M:%S%.f")?;
+    Ok(Local.from_utc_datetime(&dt))
+}
+
+pub fn time_from_now(dt: &DateTime<Local>) -> Duration {
+    let now = Local::now();
+
+    now - dt
+}
+
+pub fn format_duration(d: &Duration) -> String {
+    let duration_in_seconds = d.num_seconds();
+    let hours = duration_in_seconds / 60 / 60;
+    let minutes = (duration_in_seconds % 3600) / 60;
+    let seconds = duration_in_seconds % 60;
+
+    format!("{}:{:0>2}:{:0>2}", hours, minutes, seconds)
+}