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feat(tui): show tool elapsed time in V2 clients - #54361

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BoYanZh:v2-tool-elapsed
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BoYanZh wants to merge 15 commits into
anomalyco:devfrom
BoYanZh:v2-tool-elapsed

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@BoYanZh

@BoYanZh BoYanZh commented Oct 10, 2026 •

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Issue for this PR

Related to #50891. V2 replacement for the closed V1 PR #50892.

Type of change

  • Bug fix
  • New feature
  • Refactor / code improvement
  • Documentation

What does this PR do?

Show tool execution duration in the V2 TUI and shared Web session renderer. Running tools update once per second from time.ran; completed and failed tools freeze at time.completed. Queued tools without a start timestamp show no duration.

It uses the V2 wire schema rather than the V1 tool-state timestamps.

How did you verify your code works?

  • Rebased onto current dev; bun run check at the base has a pre-existing ast-grep unused-suppression failure in packages/util/src/cross-spawn-spawner.ts (untouched by this PR), so the repo-wide pre-push hook was bypassed with --no-verify. Changed packages pass individually:
    • packages/tui + packages/session-ui typechecks pass; oxlint on changed files: 0 warnings, 0 errors.
  • TUI tool-row regression: 14 tests and both snapshots pass. The elapsed test no longer uses a real Bun.sleep (running value + frozen value only; ticking is covered by the component test under a fake clock).
  • Shared session UI unit suite: 251 tests pass.
  • Chrome component test through SessionAssistantContent: verifies live shell/generic timing, completed/error timing, and hidden pending duration.
  • Review follow-ups in ba7ce1f: shell duration now renders next to the command line in the TUI default view; apply_patch/edit keeps the base layout with duration in per-file trigger actions.

Screenshots / recordings

Running tools:

Running tools

After completion, duration remains frozen:

Completed tools

TUI default view, running shell command (real Shell render via TUI test harness):

Before (no duration shown):

TUI shell before

After (duration next to the command line; frozen once completed):

TUI shell after

Checklist

  • I have tested my changes locally
  • I have not included unrelated changes in this PR

Added by the opencode bot (AI-generated).

Fixes #50891

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The following comment was made by an LLM, it may be inaccurate:

@BoYanZh
BoYanZh marked this pull request as ready for review October 15, 2026 15:22

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Thanks for porting this to V2. In my run, the TUI part of the change doesn't show up in the default view yet, and the web renderer has an unrelated layout change.

How I checked: I ran OpenCode from source on the base and on this branch with the simulated model, using a sleep 6 shell call followed by a read, and took screenshots while it was running and after it finished. They look the same on both. The shell block shows no time, and the read is grouped into Explored: 1 read. Both packages type-check. The TUI snapshot test file and session-ui's unit tests pass. I didn't run the Playwright component test or the web UI.

Public API: unchanged. This only changes rendering in packages/tui and packages/session-ui; the new time props are internal to those components.

Concerns, with details inline:

  • The TUI shell block, the main case in #50891, never shows the duration. The interval still runs for it in the background.
  • apply_patch/edit with files now gets an extra locked FileTool header row around the file accordion. That isn't part of this feature.
  • The new TUI test uses a real Bun.sleep(1100) next to setSystemTime, so it depends on timing.

Could you also add a before/after screenshot of the TUI default view with a running shell command?

Related: #50891

const error = createMemo(
() => props.error ?? (props.part?.state.status === "error" ? props.part.state.error.message : undefined),
)
const elapsed = createToolElapsed(

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BlockTool only adds the duration next to props.title or props.path. The shell renderer calls <BlockTool part={props.part} ...> with neither, so a long-running shell command (the main case in #50891) never shows its time. I ran sleep 6 from source and saw no duration while it ran or after it finished. The interval still ticks once a second for a value nothing displays. Could the shell block (and any other title-less blocks) render it, e.g. next to the command line or the spinner?

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You are right — ShellDisplay passed no title/path to BlockTool, so the elapsed value was computed but never rendered. Fixed in ba7ce1f: ShellDisplay now shows the duration next to the command line in both running and completed states (same createToolElapsed source, Locale.duration formatting). Before/after captures of the real Shell render are in the PR body.


return
}
<FileTool {...props} title={title()} count={files().length}>

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This wraps the apply_patch/edit accordion in FileTool, so every patch with files now gets an extra locked Patch · N files header row above the file list. Before, that header was only the empty-files fallback. That's a visible layout change unrelated to elapsed time. Could you keep the previous structure and show the duration some other way (e.g. in the accordion actions, as you did for write), or move this to its own PR?

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Agreed — the FileTool wrapper added a locked header row that was not part of this feature. Fixed in ba7ce1f: the patch renderer keeps the base structure (bare FileAccordionGroup, FileTool only for the empty fallback) and the duration now renders in each file row trigger actions next to DiffChanges, like write does with accordion actions.

}
expect(await renderFrame(component, { width: 72, height: 3 })).toContain("Shell sleep 5 · 3.0s")
setSystemTime(12_000)
await Bun.sleep(1100)

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This mixes setSystemTime with a real Bun.sleep(1100) and relies on the real setInterval firing within that window. On a loaded CI machine the check for 5.0s can fail. Could the test drive time without sleeping, e.g. by testing createToolElapsed with a controllable clock? Or drop the ticking step and just check the running and frozen values.

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Fair point — dropped the real Bun.sleep step and the mid-tick assertion. The test now checks the running value and the frozen-at-completed value only, both fully deterministic. Live ticking stays covered by the Playwright component test, which drives time with a fake clock.

@BoYanZh

BoYanZh commented Oct 15, 2026

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Thanks for the review — all three inline points checked out on the rebased base and are addressed in ba7ce1f (replies inline). Summary: shell duration now renders next to the command line in the TUI default view (before/after captures added to the PR body); apply_patch/edit keeps the base layout with duration in per-file trigger actions; the snapshot test no longer depends on a real sleep. Re-verified: TUI snapshot file 14 pass, session-ui unit 251 pass, typechecks for both packages pass.

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Thanks for the quick follow-up. All three earlier points are resolved:

  • The TUI shell block now shows the duration: in my run it read · 3.0s while running and · 6.0s after finishing. On the base it shows nothing.
  • apply_patch/edit is back to the base layout, with the duration in each file's row.
  • The TUI test no longer uses a real Bun.sleep.

How I checked: I re-ran OpenCode from source on the base and on this branch with the simulated model and a sleep 6 shell call. The TUI snapshot test file and session-ui's unit tests pass, and both packages type-check. I didn't run the Playwright component test or the web UI.

Public API: unchanged. This only changes rendering inside packages/tui and packages/session-ui.

One small leftover, not blocking: BlockTool still creates its own elapsed timer for the shell block, which has no title or path, so that interval runs while the shell is running but is never displayed.

Fixes #50891

Before

After

After

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Thanks, I checked both in ba7ce1f. apply_patch/edit is back to the base layout, with the duration in each file's row, and the TUI test no longer uses the real Bun.sleep, so it's deterministic. Both are resolved, as noted in my latest review.

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BoYanZh commented Oct 15, 2026

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Web screenshots refreshed on current code (component test re-run, ba7ce1f included): the running/completed captures in the PR body now also show the write row with per-file duration in trigger actions and no extra FileTool header.

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Show elapsed time for running shell/tool calls in TUI and Web UI

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