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improve resume performance (#7303)

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Reading the tail can be costly if we have a very big rollout item. we
can just read the file metadata
This commit is contained in:
Ahmed Ibrahim
2025-12-02 16:39:40 -08:00
committed by GitHub
parent ee191dbe81
commit 1ef1fe67ec
3 changed files with 59 additions and 369 deletions
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codex-rs/tui/src/resume_picker.rs
-15
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@@ -1075,7 +1075,6 @@ mod tests {
ConversationItem {
path: PathBuf::from(path),
head: head_with_ts_and_user_text(ts, &[preview]),
tail: Vec::new(),
created_at: Some(ts.to_string()),
updated_at: Some(ts.to_string()),
}
@@ -1150,14 +1149,12 @@ mod tests {
let a = ConversationItem {
path: PathBuf::from("/tmp/a.jsonl"),
head: head_with_ts_and_user_text("2025-01-01T00:00:00Z", &["A"]),
tail: Vec::new(),
created_at: Some("2025-01-01T00:00:00Z".into()),
updated_at: Some("2025-01-01T00:00:00Z".into()),
};
let b = ConversationItem {
path: PathBuf::from("/tmp/b.jsonl"),
head: head_with_ts_and_user_text("2025-01-02T00:00:00Z", &["B"]),
tail: Vec::new(),
created_at: Some("2025-01-02T00:00:00Z".into()),
updated_at: Some("2025-01-02T00:00:00Z".into()),
};
@@ -1171,21 +1168,9 @@ mod tests {
#[test]
fn row_uses_tail_timestamp_for_updated_at() {
let head = head_with_ts_and_user_text("2025-01-01T00:00:00Z", &["Hello"]);
let tail = vec![json!({
"timestamp": "2025-01-01T01:00:00Z",
"type": "message",
"role": "assistant",
"content": [
{
"type": "output_text",
"text": "hi",
}
],
})];
let item = ConversationItem {
path: PathBuf::from("/tmp/a.jsonl"),
head,
tail,
created_at: Some("2025-01-01T00:00:00Z".into()),
updated_at: Some("2025-01-01T01:00:00Z".into()),
};