API: Standardize "nextCompletion" promise in tasks (#2687)

src/Work/ClassWork.tsx

@@ -8,7 +8,7 @@ import { Money } from "../ui/React/Money";
 import { convertTimeMsToTimeElapsedString } from "../utils/StringHelperFunctions";
 import { Player } from "@player";
 import { calculateClassEarnings as calculateClassEarningsRate } from "./Formulas";
-import { Work, WorkType } from "./Work";
+import { PlayerBaseWork, WorkType } from "./Work";
 import { applyWorkStats, newWorkStats, sumWorkStats, WorkStats } from "./WorkStats";
 import { findEnumMember } from "../utils/helpers/enum";
 import { isMember } from "../utils/EnumHelper";
@@ -78,8 +78,8 @@ interface ClassWorkParams {
   singularity: boolean;
 }
 
-export const isClassWork = (w: Work | null): w is ClassWork => w !== null && w.type === WorkType.CLASS;
-export class ClassWork extends Work {
+export const isClassWork = (w: PlayerBaseWork | null): w is ClassWork => w !== null && w.type === WorkType.CLASS;
+export class ClassWork extends PlayerBaseWork {
   classType: ClassType;
   location: LocationName;
   earnings = newWorkStats();
@@ -110,7 +110,7 @@ export class ClassWork extends Work {
     return false;
   }
 
-  finish(cancelled: boolean, suppressDialog?: boolean): void {
+  finish(__cancelled: boolean, suppressDialog?: boolean): void {
     if (!this.singularity && !suppressDialog) {
       dialogBoxCreate(
         <>
@@ -129,6 +129,7 @@ export class ClassWork extends Work {
         </>,
       );
     }
+    this.resolveNextCompletion();
   }
 
   APICopy() {
@@ -137,6 +138,7 @@ export class ClassWork extends Work {
       cyclesWorked: this.cyclesWorked,
       classType: this.classType,
       location: this.location,
+      nextCompletion: this.nextCompletion,
     };
   }