add freeze feature to rundown (#1106)

* add frozen flag to runtime store

* add middleware for when frozen

* prevent rundown editing when frozen

* add endpoint to router to set frozen state

* add frozen property to rundown placeholder in client

apps/client/src/common/stores/runtime.ts

@@ -48,6 +48,7 @@ export const runtimeStorePlaceholder: RuntimeStore = {
     duration: 0,
     playback: SimplePlayback.Stop,
   },
+  frozen: false,
 };
 
 const deepCompare = <T>(a: T, b: T) => isEqual(a, b);

apps/server/src/api-data/rundown/rundown.controller.ts

@@ -12,6 +12,7 @@ import {
   deleteEvent,
   editEvent,
   reorderEvent,
+  setFrozenState,
   swapEvents,
 } from '../../services/rundown-service/RundownService.js';
 import {
@@ -114,6 +115,17 @@ export async function rundownBatchPut(req: Request, res: Response<MessageRespons
   }
 }
 
+export async function rundownFrozenPost(req: Request, res: Response<MessageResponse | ErrorResponse>) {
+  try {
+    const { frozen } = req.body;
+    setFrozenState(frozen);
+    res.status(200).send({ message: 'Rundown frozen state updated.' });
+  } catch (error) {
+    const message = getErrorMessage(error);
+    res.status(400).send({ message });
+  }
+}
+
 export async function rundownReorder(req: Request, res: Response<OntimeRundownEntry | ErrorResponse>) {
   if (failEmptyObjects(req.body, res)) {
     return;

apps/server/src/api-data/rundown/rundown.middleware.ts

@@ -0,0 +1,9 @@
+import { eventStore } from '../../stores/EventStore.js';
+
+export const preventIfFrozen = function (req, res, next) {
+  if (eventStore.get('frozen')) {
+    res.status(403).send({ message: 'Rundown is frozen' });
+  } else {
+    next();
+  }
+};

apps/server/src/api-data/rundown/rundown.router.ts

@@ -5,6 +5,7 @@ import {
   rundownApplyDelay,
   rundownBatchPut,
   rundownDelete,
+  rundownFrozenPost,
   rundownGetById,
   rundownGetNormalised,
   rundownGetPaginated,
@@ -17,12 +18,14 @@ import {
   paramsMustHaveEventId,
   rundownArrayOfIds,
   rundownBatchPutValidator,
+  rundownFrozenPostValidator,
   rundownGetPaginatedQueryParams,
   rundownPostValidator,
   rundownPutValidator,
   rundownReorderValidator,
   rundownSwapValidator,
 } from './rundown.validation.js';
+import { preventIfFrozen } from './rundown.middleware.js';
 
 export const router = express.Router();
 
@@ -31,13 +34,14 @@ router.get('/normalised', rundownGetNormalised);
 router.get('/:eventId', paramsMustHaveEventId, rundownGetById); // not used in Ontime frontend
 
 router.post('/', rundownPostValidator, rundownPost);
+router.post('/frozen', rundownFrozenPostValidator, rundownFrozenPost);
 
 router.put('/', rundownPutValidator, rundownPut);
 router.put('/batch', rundownBatchPutValidator, rundownBatchPut);
 
-router.patch('/reorder/', rundownReorderValidator, rundownReorder);
-router.patch('/swap', rundownSwapValidator, rundownSwap);
+router.patch('/reorder/', rundownReorderValidator, preventIfFrozen, rundownReorder);
+router.patch('/swap', rundownSwapValidator, preventIfFrozen, rundownSwap);
 router.patch('/applydelay/:eventId', paramsMustHaveEventId, rundownApplyDelay);
 
-router.delete('/', rundownArrayOfIds, deletesEventById);
-router.delete('/all', rundownDelete);
+router.delete('/', rundownArrayOfIds, preventIfFrozen, deletesEventById);
+router.delete('/all', preventIfFrozen, rundownDelete);

apps/server/src/api-data/rundown/rundown.validation.ts

@@ -21,6 +21,15 @@ export const rundownPutValidator = [
   },
 ];
 
+export const rundownFrozenPostValidator = [
+  body('frozen').isBoolean().exists(),
+  (req: Request, res: Response, next: NextFunction) => {
+    const errors = validationResult(req);
+    if (!errors.isEmpty()) return res.status(422).json({ errors: errors.array() });
+    next();
+  },
+]
+
 export const rundownBatchPutValidator = [
   body('data').isObject().exists(),
   body('ids').isArray().exists(),

apps/server/src/app.ts

@@ -188,6 +188,7 @@ export const startServer = async (
       playback: SimplePlayback.Stop,
       direction: SimpleDirection.CountDown,
     },
+    frozen: false,
   });
 
   // initialise logging service, escalateErrorFn is only exists in electron

apps/server/src/services/rundown-service/RundownService.ts

@@ -21,6 +21,7 @@ import { runtimeService } from '../runtime-service/RuntimeService.js';
 
 import * as cache from './rundownCache.js';
 import { getPlayableEvents } from './rundownUtils.js';
+import { eventStore } from '../../stores/EventStore.js';
 
 type PatchWithId = (Partial<OntimeEvent> | Partial<OntimeBlock> | Partial<OntimeDelay>) & { id: string };
 
@@ -262,3 +263,7 @@ export async function initRundown(rundown: Readonly<OntimeRundown>, customFields
   // notify timer of change
   notifyChanges({ timer: true });
 }
+
+export async function setFrozenState(state: boolean) {
+  eventStore.set('frozen', state);
+}

packages/types/src/definitions/runtime/RuntimeStore.type.ts

@@ -22,4 +22,7 @@ export type RuntimeStore = {
 
   // extra timers
   auxtimer1: SimpleTimerState;
+
+  // flags
+  frozen: boolean;
 };