exploration-improvements.service.ts from AngularJS to Angular (oppia#…

…15051)

* first commit

* service adding

* new line

* test

* reformat

* changed

* something

* update

* update

* comment updated

* comment updated

core/templates/pages/exploration-editor-page/services/exploration-states.service.ts

@@ -758,15 +758,18 @@ export class ExplorationStatesService {
     this._refreshGraphEventEmitter.emit();
   }
 
-  registerOnStateAddedCallback(callback: () => {}): void {
+  registerOnStateAddedCallback(
+      callback: (addedStateName: string) => void): void {
     this.stateAddedCallbacks.push(callback);
   }
 
-  registerOnStateDeletedCallback(callback: () => {}): void {
+  registerOnStateDeletedCallback(
+      callback: (deletedStateName: string) => void): void {
     this.stateDeletedCallbacks.push(callback);
   }
 
-  registerOnStateRenamedCallback(callback: () => {}): void {
+  registerOnStateRenamedCallback(
+      callback: (oldStateName: string, newStateName: string) => void): void {
     this.stateRenamedCallbacks.push(callback);
   }
 
@@ -776,7 +779,8 @@ export class ExplorationStatesService {
     this.stateAddedCallbacks.push(callback);
   }
 
-  registerOnStateInteractionSavedCallback(callback: () => {}): void {
+  registerOnStateInteractionSavedCallback(
+      callback: (state: State) => void): void {
     this.stateInteractionSavedCallbacks.push(callback);
   }
 

core/templates/services/angular-services.index.ts

@@ -399,6 +399,8 @@ import { ExplorationStatesService } from 'pages/exploration-editor-page/services
 import { GraphDataService } from 'pages/exploration-editor-page/services/graph-data.service';
 import { ContributionAndReviewService } from 'pages/contributor-dashboard-page/services/contribution-and-review.service';
 import { ContributionAndReviewBackendApiService } from 'pages/contributor-dashboard-page/services/contribution-and-review-backend-api.service';
+import { ExplorationImprovementsService } from './exploration-improvements.service';
+import { PlaythroughIssuesService } from './playthrough-issues.service';
 
 export const angularServices: [string, Type<{}>][] = [
   ['AccessValidationBackendApiService', AccessValidationBackendApiService],
@@ -521,6 +523,7 @@ export const angularServices: [string, Type<{}>][] = [
     ExplorationImprovementsBackendApiService],
   ['ExplorationImprovementsTaskRegistryService',
     ExplorationImprovementsTaskRegistryService],
+  ['ExplorationImprovementsService', ExplorationImprovementsService],
   ['ExplorationInitStateNameService', ExplorationInitStateNameService],
   ['ExplorationLanguageCodeService', ExplorationLanguageCodeService],
   ['ExplorationObjectiveService', ExplorationObjectiveService],
@@ -659,6 +662,7 @@ export const angularServices: [string, Type<{}>][] = [
   ['PlatformFeatureDummyBackendApiService',
     PlatformFeatureDummyBackendApiService],
   ['PlatformFeatureService', PlatformFeatureService],
+  ['PlaythroughIssuesService', PlaythroughIssuesService],
   ['PlayerCorrectnessFeedbackEnabledService',
     PlayerCorrectnessFeedbackEnabledService],
   ['PlayerPositionService', PlayerPositionService],