Insert new commits into the queue

src/util.rs

@@ -1,10 +1,22 @@
 use std::time::Duration;
 
-use gix::date::Time;
+use gix::{actor::IdentityRef, date::Time};
+use rand::{rngs::OsRng, seq::IteratorRandom};
 use time::{macros::format_description, OffsetDateTime, UtcOffset};
 
 use crate::somehow;
 
+const RUN_ID_PREFIX: &str = "r-";
+const RUN_ID_CHARS: &str = "0123456789abcdefghijklmnopqrstuvwxyz";
+const RUN_ID_LEN: usize = 30; // log(16^40, base=len(RUN_ID_CHARS)) ~ 31
+
+pub fn new_run_id() -> String {
+    RUN_ID_PREFIX
+        .chars()
+        .chain((0..RUN_ID_LEN).map(|_| RUN_ID_CHARS.chars().choose(&mut OsRng).unwrap()))
+        .collect()
+}
+
 pub fn time_to_offset_datetime(time: Time) -> somehow::Result<OffsetDateTime> {
     Ok(OffsetDateTime::from_unix_timestamp(time.seconds)?
         .to_offset(UtcOffset::from_whole_seconds(time.offset)?))
@@ -26,6 +38,12 @@ pub fn format_time(time: OffsetDateTime) -> somehow::Result<String> {
     })
 }
 
+pub fn format_actor(author: IdentityRef<'_>) -> somehow::Result<String> {
+    let mut buffer = vec![];
+    author.trim().write_to(&mut buffer)?;
+    Ok(String::from_utf8_lossy(&buffer).to_string())
+}
+
 pub fn format_commit_summary(message: &str) -> String {
     // Take everything up to the first double newline
     let title = message