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⚠️ CUTOVER (do not merge until coordinated): Promote test → main — chat /api/chat repoint (chat#1783)#1784

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⚠️ CUTOVER (do not merge until coordinated): Promote test → main — chat /api/chat repoint (chat#1783)#1784
sweetmantech merged 9 commits into
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@sweetmantech sweetmantech commented Jun 5, 2026

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Draft on purpose — the chat half of the /api/chat/workflow/api/chat cutover (chat#1767). Merging promotes chat#1783 to prod (transport → /api/chat).

🚦 Do NOT mark ready / merge until the cutover window is go

This must deploy in lockstep with the api promotion — prod chat hitting /api/chat requires prod api to already serve it (and vice-versa, prod api drops /workflow). Order:

  1. ✅ Merge open-agents#47
  2. Merge the api testmain cutover PR (prod api: /workflow/api/chat)
  3. Merge this (chat testmain) — prod chat transport → /api/chat
  4. Deploy open-agents to prod in the same window
  5. Smoke-test prod: new chat streams via /api/chat; no /api/chat/workflow calls

Net content


Summary by cubic

Repoints chat transport from /api/chat/workflow to /api/chat and promotes the change from test to main. Must deploy in the same window as the API cutover to avoid 404s.

  • Migration
    • Promote api (test → main) so prod serves POST /api/chat and removes /workflow.
    • Merge and deploy this PR (chat posts to /api/chat).
    • Deploy open-agents in the same window.
    • Smoke test: chats stream via /api/chat; no /api/chat/workflow calls.

Written for commit 9798ef3. Summary will update on new commits.

Review in cubic

ahmednahima0-beep and others added 9 commits June 2, 2026 21:49
#1765)

* refactor(chat): update chat components to use chatId instead of roomId

This commit removes the InstantChatRoom component and updates various hooks and components to replace references of roomId with chatId. The changes ensure that chat functionality is aligned with the new session-scoped architecture, improving consistency across the chat system. Additionally, the sessionId is now required in several components to streamline the chat transport process.

* refactor(chat): integrate sessionId and update chat path utilities

This commit enhances the chat components by introducing the `sessionId` in various hooks and updating the URL handling to utilize new utility functions for generating chat paths. The changes improve the consistency and maintainability of chat navigation, ensuring that the application correctly reflects the session-scoped architecture.

* fix(chat): ensure newRoomId is treated as a string in URL handling

This commit updates the `useCreateArtistTool` hook to explicitly cast `result.newRoomId` to a string when generating the chat path. This change prevents potential type-related issues and ensures consistent URL formatting. Additionally, it adds an import statement for testing utilities in the chat paths test file, enhancing test coverage and maintainability.

* refactor(Header, OrganizationProvider): remove usePathname and replace with window.location.pathname

This commit removes the usePathname hook from both Artist.tsx and OrganizationProvider.tsx, replacing it with direct access to window.location.pathname. This change simplifies the code and maintains the intended navigation behavior without relying on Next.js's router for pathname management.

* refactor(chat): split chatPaths per SRP, drop dead legacy branch, simplify useParams

- Remove dead `/chat/` branch from isActiveChatRoomPath — this PR makes
  /chat/{id} 404, so treating it as an active chat room contradicted the
  PR's own intent and could never fire in production.
- Split lib/chat/chatPaths.ts into one-function-per-file (getChatPath,
  getChatUrl, isActiveChatRoomPath) per repo SRP convention; mirror tests.
- Simplify useVercelChat to `const { chatId } = useParams<{ chatId?: string }>()`
  (KISS), consistent with chat.tsx.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

---------

Co-authored-by: Sweets Sweetman <sweetmantech@gmail.com>
Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
…#1767) (#1774)

* feat(chat): defer new-chat bootstrap wait from spinner to send button (#1767)

New chats landing on `/` or `/chat` blocked the whole view on a
full-screen spinner while `POST /api/sessions` + `POST /api/sandbox`
resolved (~12s cold, dominated by sandbox provisioning). Render `<Chat>`
immediately with a typeable input instead and provision in parallel; the
Send button stays disabled with a "Preparing your workspace…" cue until
the api-minted `sessionId` + `chatId` land, so the workflow transport
never fires without the ids its validator requires.

- NewChatBootstrap: render <Chat> eagerly with a stable placeholder chat
  id (survives the preparing → ready transition); drop the spinner.
- Thread `sessionId?`, `workflowChatId`, `isBootstrapPreparing` through
  Chat → VercelChatProvider → useVercelChat (provider kept inline).
- useVercelChat: `transportChatId = workflowChatId ?? id` drives the
  transport, optimistic conversation, and URL; only load persisted
  history on a canonical route so no spinner flashes over the input
  during the ready transition.
- ChatInput: gate Send on `isBootstrapPreparing`; input stays typeable.
- useChatTransport / useMessageLoader: sessionId optional + guard.
- useCreateArtistTool: guard the one context sessionId consumer.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* fix(chat): send live sessionId/chatId from workflow transport (#1767)

The new-chat flow mounts <Chat> (and useChat) during provisioning with
sessionId undefined + a placeholder chatId. useChat captures the transport
from that mount render and does not swap to the rebuilt instance when the
ids later resolve — so the first send POSTed `sessionId: undefined` to
/api/chat/workflow and got a 400 (the URL rewrote correctly because it
reads the live prop, not the transport).

Read the ids from refs inside transport.body() so a single stable
transport instance always sends the values current as of the request,
regardless of useChat's stale capture. Removed chatId/sessionId from the
memo deps since rebuilding the instance never helped.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* feat(chat): replace preparing-text cue with a workspace status dot (#1767)

Swap the flashing "Preparing your workspace…" toolbar text for a
stoplight status dot in the top-right of the chat input: red = off
(provisioning failed / unavailable), yellow = provisioning, green =
ready. Hover shows context via the shadcn tooltip.

- New `WorkspaceStatusIndicator` component in its own file (SRP) — a pure
  display component driven by a `status` prop, built on the existing
  shadcn-based `common/Tooltip`, so it's open for reuse without change.
- Thread `workspaceStatus: "off" | "provisioning" | "ready"` through
  Chat → VercelChatProvider → context (replacing the `isBootstrapPreparing`
  boolean); Send is gated while it's not `ready`.
- NewChatBootstrap now derives the status and renders `<Chat>` even on a
  provisioning error (red dot + disabled Send, input still visible)
  instead of swapping in a full-screen error view.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* chore(chat): simplify provisioning tooltip copy (#1767)

Shorten the yellow/provisioning workspace-status tooltip to
"Preparing your workspace".

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

---------

Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
* fix(chat): drop legacy GET /api/chats/{id}/artist caller (#1767)

* fix(chat): reactive conversations cache + user-scoped session query

* refactor(chat): drop dead /chat/:id artist cache fallback (post-#1765)

The conversations-cache fallback in useArtistFromChat only existed for the
legacy /chat/:id deep link (chatId but no sessionId). That route was
removed in #1765 — every chat is now reached via the canonical
/sessions/{sessionId}/chats/{chatId} URL, so sessionId is always present.

Reduce to the session path: GET /api/sessions/{sessionId} -> session.artistId
-> select. Removes useSyncExternalStore reactive-cache machinery,
findArtistIdInConversationsCache (+ its test), and the unused chatId param.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* refactor(chat): validate getSessionById response with zod (PR #1768 review)

Replace type-casting with boundary zod validation, matching the
getConversations convention. Drops the `as GetSessionByIdResponse`/
`as GetSessionByIdErrorResponse` casts in favor of safeParse/parse.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* refactor(chat): extract shared safeJsonParse into lib/api (PR #1768 review)

Replace the locally-defined safeJsonParse in getSessionById with a
shared helper in lib/api/, alongside the other HTTP helpers. DRY/SRP.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

---------

Co-authored-by: Sweets Sweetman <sweetmantech@gmail.com>
Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
#1781)

* fix(chat): persist selected model before send so the workflow bills it

The chat-workflow path bills the model it reads from chats.model_id at
request time. The picker selection was never written there, so every new
chat (and any model change) billed the chats.model_id default instead of
the chosen model.

Before sending, await a PATCH of the selected model to
chats.model_id when it changed for the active chat (shouldPersistChatModel
guards redundant writes). The chat row already exists from new-chat
bootstrap, so this covers the first turn race-free without an api change.

Reuses buildPatchChatBody + updateChat(modelId) (originally from #1779).

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* refactor(chat): extract model-persist-before-send into usePersistSelectedModel

Addresses OCP/SRP review feedback on #1781: instead of inlining the
persist-before-send block in useVercelChat, encapsulate it in a dedicated
usePersistSelectedModel hook (owns the lastPersisted ref + guard + PATCH).
useVercelChat now just calls `await persistSelectedModel()` before send.

Behavior unchanged; pure decision logic still covered by
shouldPersistChatModel tests.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* fix(chat): persist selected model on retry/edit + append paths

Addresses review feedback on #1781:
- Retry/Edit call reload() → regenerate (and append() calls sendMessage)
  bypassing handleSubmit, so the selected model was not persisted before
  those sends — the regenerated turn could bill the previous/default model.
  Now await persistSelectedModel() in handleReload and append too.
- Clarify updateChat JSDoc: it patches title and/or modelId (not just rename).

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

---------

Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
Step 3 of the /api/chat/workflow → /api/chat rename (chat#1767), against
the merged docs contract (docs#235) and the api endpoint (api#645, on test).

useChatTransport now POSTs to ${baseUrl}/api/chat instead of
/api/chat/workflow. Comment-only refs in VercelChatProvider updated too.

⚠️ Deploy coordination: requires api#645 (which removes /api/chat/workflow)
to be live in the same environment. Must deploy together with the api
promotion and the open-agents repoint (step 4), or chat 404s.

Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
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@sweetmantech sweetmantech marked this pull request as ready for review June 5, 2026 02:22
@sweetmantech sweetmantech merged commit 5089252 into main Jun 5, 2026
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No issues found across 2 files

Confidence score: 5/5

  • Automated review surfaced no issues in the provided summaries.
  • No files require special attention.

Requires human review: This PR changes the production chat transport endpoint from /api/chat/workflow to /api/chat, which requires a coordinated multi-repo cutover and carries risk of breaking chat functionality if not deployed in lockstep with the API and open-agents changes.

Re-trigger cubic

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