Relative mode (#1764)

* feat: add group start time to state

* refactor: calculate expected times when offset mode changes

* feat: show relative data in ui

* fixup! feat: add group start time to state

* fixup! refactor: calculate expected times when offset mode changes

* fixup! feat: show relative data in ui

* try to handle multiday

* show planed/expected rundown end day offset values

* refactor: style tweaks to timers

* refactor: cleanup data use

* day offset

* update tests

* test getExpectedStart multiday

* write start epoch to restore file

* current day in relative mode

* remove todo

* move find day offset to utils

---------

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

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

@@ -4,6 +4,8 @@ export type RundownState = {
   selectedEventIndex: MaybeNumber;
   numEvents: number;
   plannedStart: MaybeNumber;
-  actualStart: MaybeNumber;
   plannedEnd: MaybeNumber;
+  actualStart: MaybeNumber;
+  currentDay: MaybeNumber;
+  actualGroupStart: MaybeNumber;
 };

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

@@ -33,6 +33,8 @@ export const runtimeStorePlaceholder: Readonly<RuntimeStore> = {
     plannedStart: 0, // only changes if event changes
     plannedEnd: 0, // only changes if event changes, overflows over dayInMs
     actualStart: null, // set once we start the timer
+    actualGroupStart: null, // maybe set once we start the timer
+    currentDay: null,
   },
   offset: {
     absolute: 0, // changes at runtime