refactor: allow secondary rundowns (#2086)

* refactor: allow secondary rundowns

* ui: move dropdown

* feat: follow loaded

* ui: background edit warning

ui: fix disable radio button

* feat(ui): add loaded sufix in the rundown list

* feat(ui): add direct link to background edit from rundown manager

* fix: better fallback

* fix: default to is isCurrentRundown for nav bar colour

* chore: rename navigate to cuesheet

---------

Co-authored-by: alex-arc <ac@omnivox.dk>

apps/client/src/common/hooks-query/useProjectRundowns.ts

@@ -12,6 +12,7 @@ import {
   renameRundown,
 } from '../api/rundown';
 
+//TODO: make suspends so we don't have to deal with no value all over
 /**
  * Project rundowns
  */

apps/client/src/common/hooks-query/useRundown.ts

@@ -4,7 +4,7 @@ import { useEffect, useMemo } from 'react';
 
 import { queryRefetchIntervalSlow } from '../../ontimeConfig';
 import { CURRENT_RUNDOWN_QUERY_KEY, getRundownQueryKey } from '../api/constants';
-import { fetchCurrentRundown } from '../api/rundown';
+import { fetchCurrentRundown, fetchRundown } from '../api/rundown';
 import { useSelectedEventId } from '../hooks/useSocket';
 import { ExtendedEntry, getFlatRundownMetadata, getRundownMetadata } from '../utils/rundownMetadata';
 import { useProjectRundowns } from './useProjectRundowns';
@@ -20,7 +20,11 @@ const cachedRundownPlaceholder: Rundown = {
 };
 
 /**
- * Normalised rundown data
+ * Normalised rundown data for the currently loaded rundown.
+ *
+ * Bootstraps via the `/current` alias so the first paint is a single round-trip,
+ * independent of the project rundown list. Once the loaded id is known, the
+ * query key swaps to the id-keyed cache that is shared with `useRundownById`.
  */
 export default function useRundown() {
   const queryClient = useQueryClient();
@@ -34,7 +38,7 @@ export default function useRundown() {
     refetchInterval: queryRefetchIntervalSlow,
   });
 
-  // Seed the ID-based cache when fetching via the 'current' alias (bootstrap)
+  // Seed the id-keyed cache when fetching via the bootstrap alias
   useEffect(() => {
     if (!data || loadedRundownId) return;
     queryClient.setQueryData(getRundownQueryKey(data.id), data);
@@ -115,3 +119,21 @@ export function useRundownAuxData() {
   }, [data]);
   return { data: filteredData, status };
 }
+
+/**
+ * Provides access to a specific rundown by ID.
+ * When rundownId is null/undefined the query is disabled and returns the placeholder.
+ */
+export function useRundownById(rundownId: string | null | undefined) {
+  const enabled = Boolean(rundownId);
+
+  const { data, status, isError, refetch, isFetching } = useQuery<Rundown>({
+    queryKey: getRundownQueryKey(rundownId ?? ''),
+    queryFn: ({ signal }) => fetchRundown(rundownId!, { signal }),
+    enabled,
+    placeholderData: (previousData, _previousQuery) => previousData,
+    refetchInterval: queryRefetchIntervalSlow,
+  });
+
+  return { data: data ?? cachedRundownPlaceholder, status, isError, refetch, isFetching };
+}

apps/client/src/common/hooks-query/useScopedRundown.ts

@@ -0,0 +1,54 @@
+import { EntryId, Rundown } from 'ontime-types';
+import { useMemo } from 'react';
+
+import { useSelectedEventId } from '../hooks/useSocket';
+import { getFlatRundownMetadata, type ExtendedEntry } from '../utils/rundownMetadata';
+import { useProjectRundowns } from './useProjectRundowns';
+import { useRundownById } from './useRundown';
+
+export type RundownSource = {
+  rundownId: string | null;
+  rundown: Rundown;
+  flatRundown: ExtendedEntry[];
+  status: string;
+  selectedEventId: EntryId | null;
+};
+
+/**
+ * Explicitly scoped rundown data for views that may operate on a non-loaded rundown.
+ */
+export function useScopedRundown(rundownId: string | null): RundownSource {
+  const { data: projectRundowns } = useProjectRundowns();
+  return useRundownSource(rundownId, projectRundowns.loaded || null);
+}
+
+/**
+ * Loaded-rundown source for views that must follow the active runtime rundown.
+ */
+export function useLoadedRundownSource(): RundownSource {
+  const { data: projectRundowns } = useProjectRundowns();
+  const loadedRundownId = projectRundowns.loaded || null;
+  return useRundownSource(loadedRundownId, loadedRundownId);
+}
+
+function useRundownSource(rundownId: string | null, loadedRundownId: string | null): RundownSource {
+  const isLoadedTarget = rundownId !== null && rundownId === loadedRundownId;
+  const runtimeSelectedEventId = useSelectedEventId();
+  const effectiveSelectedEventId = isLoadedTarget ? runtimeSelectedEventId : null;
+  const { data: rundown, status } = useRundownById(rundownId);
+  const flatRundown = useMemo(
+    () => getFlatRundownMetadata(rundown, effectiveSelectedEventId),
+    [effectiveSelectedEventId, rundown],
+  );
+
+  return useMemo(
+    () => ({
+      rundownId,
+      rundown,
+      flatRundown,
+      status,
+      selectedEventId: effectiveSelectedEventId,
+    }),
+    [effectiveSelectedEventId, flatRundown, rundown, rundownId, status],
+  );
+}