fix: persistence of custom fields (#1078)

apps/server/src/services/rundown-service/__tests__/rundownCache.test.ts

@@ -885,7 +885,7 @@ describe('custom fields', () => {
       };
 
       const customField = await editCustomField('sound', { label: 'Sound', type: 'string', colour: 'green' });
-      expect(customFieldChangelog).toStrictEqual({});
+      expect(customFieldChangelog).toStrictEqual(new Map());
 
       expect(customField).toStrictEqual(expected);
     });
@@ -931,9 +931,15 @@ describe('custom fields', () => {
         },
       };
 
+      // We need to flush all scheduled tasks for the generate function to settle
+      vi.useFakeTimers();
       const customField = await editCustomField('video', { label: 'AV', type: 'string', colour: 'red' });
       expect(customField).toStrictEqual(expectedAfter);
-      expect(customFieldChangelog).toStrictEqual({ video: 'av' });
+      expect(customFieldChangelog).toStrictEqual(new Map([['video', 'av']]));
+      await editCustomField('av', { label: 'video' });
+      vi.runAllTimers();
+      expect(customFieldChangelog).toStrictEqual(new Map());
+      vi.useRealTimers();
     });
   });
 
@@ -945,8 +951,8 @@ describe('custom fields', () => {
           type: 'string',
           colour: 'blue',
         },
-        av: {
-          label: 'AV',
+        video: {
+          label: 'video',
           type: 'string',
           colour: 'red',
         },

apps/server/src/services/rundown-service/__tests__/rundownCacheUtils.test.ts

@@ -96,7 +96,7 @@ describe('handleCustomField()', () => {
         label: 'sound',
       },
     } as CustomFields;
-    const customFieldChangelog = {};
+    const customFieldChangelog = new Map<string, string>();
 
     // @ts-expect-error -- partial event for testing
     const event: OntimeEvent = {
@@ -132,9 +132,7 @@ describe('handleCustomField()', () => {
       },
     } as CustomFields;
 
-    const customFieldChangelog = {
-      sound: 'video',
-    };
+    const customFieldChangelog = new Map([['sound', 'video']]);
 
     // @ts-expect-error -- partial event for testing
     const event: OntimeEvent = {
@@ -170,9 +168,7 @@ describe('handleCustomField()', () => {
       },
     } as CustomFields;
 
-    const customFieldChangelog = {
-      field1: 'newField1',
-    };
+    const customFieldChangelog = new Map([['field1', 'newField1']]);
 
     // @ts-expect-error -- partial event for testing
     const mutableEvent: OntimeEvent = {

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

@@ -47,7 +47,7 @@ let links: Record<EventID, EventID> = {};
  *  lighting: lx
  * }
  */
-export const customFieldChangelog = {};
+export const customFieldChangelog = new Map<string, string>();
 
 /**
  * Keep track of which custom fields are used.
@@ -141,6 +141,7 @@ export function generate(
   }
 
   isStale = false;
+  customFieldChangelog.clear();
   totalDelay = accumulatedDelay;
   if (lastEnd !== null && firstStart !== null) {
     totalDuration = getTotalDuration(firstStart, lastEnd, daySpan);
@@ -411,6 +412,7 @@ function invalidateIfUsed(label: CustomFieldLabel) {
   // schedule a non priority cache update
   setImmediate(() => {
     generate();
+    DataProvider.setRundown(persistedRundown);
   });
 }
 
@@ -459,7 +461,7 @@ export const editCustomField = async (key: string, newField: Partial<CustomField
   }
 
   const existingField = persistedCustomFields[key];
-  if (existingField.type !== newField.type) {
+  if (newField.type !== undefined && existingField.type !== newField.type) {
     throw new Error('Change of field type is not allowed');
   }
 
@@ -468,7 +470,7 @@ export const editCustomField = async (key: string, newField: Partial<CustomField
 
   if (key !== newKey) {
     delete persistedCustomFields[key];
-    customFieldChangelog[key] = newKey;
+    customFieldChangelog.set(key, newKey);
   }
 
   scheduleCustomFieldPersist(persistedCustomFields);

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

@@ -73,15 +73,15 @@ export function addToCustomAssignment(
  */
 export function handleCustomField(
   customFields: CustomFields,
-  customFieldChangelog: Record<string, string>,
+  customFieldChangelog: Map<string, string>,
   mutableEvent: OntimeEvent,
   assignedCustomFields: Record<string, string[]>,
 ) {
   for (const field in mutableEvent.custom) {
     // rename the property if it is in the changelog
-    if (field in customFieldChangelog) {
+    if (customFieldChangelog.has(field)) {
       const oldData = mutableEvent.custom[field];
-      const newLabel = customFieldChangelog[field];
+      const newLabel = customFieldChangelog.get(field);
 
       mutableEvent.custom[newLabel] = oldData;
       delete mutableEvent.custom[field];