Commit eecb53498ad182f51ad1743280e8d22e5e1d116c | the-knife

author	Julius Marminge <julius0216@outlook.com> 2026-02-19 00:11:02-08:00
committer	Julius Marminge <jmarminge@gmail.com> 2026-02-19 00:11:40-08:00
log	eecb53498ad182f51ad1743280e8d22e5e1d116c
tree	0fa7a3d09e120043257b60deb27d9e99f8d9788e
parent	5cf140b0ee2d7320d101b082217a90afb7f230ce

Mark active thread visited on selection

- Dispatch `MARK_THREAD_VISITED` when `activeThreadId` changes in root route
- Add reducer handling to update a thread's `lastVisitedAt`
- Add reducer test coverage for selecting a thread updates visit time

3 files changed, 39 insertions(+), 0 deletions(-)

apps
- web
  - src
    routes
    __root.tsx
    store.test.ts
    store.ts

apps/web/src/routes/__root.tsx+9

...	...	@@ -67,6 +67,15 @@ function EventRouter() {
67	67	});
68	68	}, [activeThreadId, api, dispatch, queryClient]);
69	69
	70	useEffect(() => {
	71	if (!activeThreadId) return;
	72	dispatch({
	73	type: "MARK_THREAD_VISITED",
	74	threadId: activeThreadId,
	75	visitedAt: new Date().toISOString(),
	76	});
	77	}, [activeThreadId, dispatch]);
	78
70	79	useEffect(() => {
71	80	if (!api) return;
72	81	return api.terminal.onEvent((event) => {

apps/web/src/store.test.ts+18

...	...	@@ -815,6 +815,24 @@ describe("store reducer thread continuity", () => {
815	815	expect(next.threads[0]?.lastVisitedAt).toBe(completedAt);
816	816	});
817	817
	818	it("marks a thread as visited when selected", () => {
	819	const state = makeState(
	820	makeThread({
	821	latestTurnCompletedAt: "2026-02-08T10:00:10.000Z",
	822	lastVisitedAt: "2026-02-08T10:00:00.000Z",
	823	}),
	824	);
	825
	826	const nextVisitedAt = "2026-02-08T10:00:20.000Z";
	827	const next = reducer(state, {
	828	type: "MARK_THREAD_VISITED",
	829	threadId: "thread-local-1",
	830	visitedAt: nextVisitedAt,
	831	});
	832
	833	expect(next.threads[0]?.lastVisitedAt).toBe(nextVisitedAt);
	834	});
	835
818	836	it("reverts thread state to a checkpoint snapshot", () => {
819	837	const state = makeState(
820	838	makeThread({

apps/web/src/store.ts+12

...	...	@@ -105,6 +105,7 @@ type Action =
105	105	branch: string \| null;
106	106	worktreePath: string \| null;
107	107	}
	108	\| { type: "MARK_THREAD_VISITED"; threadId: string; visitedAt?: string }
108	109	\| { type: "SET_RUNTIME_MODE"; mode: RuntimeMode }
109	110	\| { type: "DELETE_THREAD"; threadId: string };
110	111
...	...	@@ -1141,6 +1142,17 @@ export function reducer(state: AppState, action: Action): AppState {
1141	1142	};
1142	1143	}
1143	1144
	1145	case "MARK_THREAD_VISITED": {
	1146	const visitedAt = action.visitedAt ?? new Date().toISOString();
	1147	return {
	1148	...state,
	1149	threads: updateThread(state.threads, action.threadId, (t) => ({
	1150	...t,
	1151	lastVisitedAt: visitedAt,
	1152	})),
	1153	};
	1154	}
	1155
1144	1156	case "SET_RUNTIME_MODE":
1145	1157	return {
1146	1158	...state,