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feat(engine-formula): add global computing status service (#4602)
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64 changes: 64 additions & 0 deletions
64
packages/engine-formula/src/controller/computing-status.controller.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,64 @@ | ||
| /** | ||
| * Copyright 2023-present DreamNum Inc. | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
|
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| import type { ICommandInfo } from '@univerjs/core'; | ||
| import type { ISetFormulaCalculationNotificationMutation } from '../commands/mutations/set-formula-calculation.mutation'; | ||
| import { Disposable, DisposableCollection, ICommandService, Inject } from '@univerjs/core'; | ||
| import { BehaviorSubject, distinctUntilChanged, Observable, shareReplay } from 'rxjs'; | ||
| import { SetFormulaCalculationNotificationMutation } from '../commands/mutations/set-formula-calculation.mutation'; | ||
| import { GlobalComputingStatusService } from '../services/global-computing-status.service'; | ||
| import { FormulaExecuteStageType } from '../services/runtime.service'; | ||
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| // TODO@wzhudev: move logics in Facade to this place. | ||
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| /** | ||
| * This controller monitors the calculating status of the formula engine, | ||
| * and expose some internal status to the outside. | ||
| * | ||
| * @ignore | ||
| */ | ||
| export class ComputingStatusReporterController extends Disposable { | ||
| private _computingCompleted$ = new Observable<boolean>((observe) => { | ||
| this._commandService.onCommandExecuted((command: ICommandInfo) => { | ||
| if (command.id !== SetFormulaCalculationNotificationMutation.id) return; | ||
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| const params = command.params as ISetFormulaCalculationNotificationMutation; | ||
| if (params.stageInfo) { | ||
| return observe.next( | ||
| params.stageInfo.stage === FormulaExecuteStageType.IDLE | ||
| || params.stageInfo.stage === FormulaExecuteStageType.CALCULATION_COMPLETED | ||
| ); | ||
| } | ||
| }); | ||
| }).pipe( | ||
| distinctUntilChanged(), | ||
| shareReplay() | ||
| ); | ||
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| constructor( | ||
| @ICommandService private readonly _commandService: ICommandService, | ||
| @Inject(GlobalComputingStatusService) private readonly _globalComputingSrv: GlobalComputingStatusService | ||
| ) { | ||
| super(); | ||
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| const disposables = new DisposableCollection(); | ||
| const subject = new BehaviorSubject(true); | ||
| disposables.add(this._globalComputingSrv.pushComputingStatusSubject(subject)); | ||
| disposables.add(this._computingCompleted$.subscribe((completed) => subject.next(completed))); | ||
| disposables.add(() => subject.complete()); | ||
| this.disposeWithMe(disposables); | ||
| } | ||
| } |
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69 changes: 69 additions & 0 deletions
69
packages/engine-formula/src/services/global-computing-status.service.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,69 @@ | ||
| /** | ||
| * Copyright 2023-present DreamNum Inc. | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
|
|
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| import type { IDisposable, Nullable } from '@univerjs/core'; | ||
| import type { Subscription } from 'rxjs'; | ||
| import { Disposable } from '@univerjs/core'; | ||
| import { BehaviorSubject, combineLatest, distinctUntilChanged, map } from 'rxjs'; | ||
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| export type ComputingStatus = boolean; | ||
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| export class GlobalComputingStatusService extends Disposable { | ||
| private _allSubjects: BehaviorSubject<ComputingStatus>[] = []; | ||
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| private readonly _computingStatus$ = new BehaviorSubject<ComputingStatus>(true); | ||
| readonly computingStatus$ = this._computingStatus$.pipe(distinctUntilChanged()); | ||
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| private _computingSubscription: Nullable<Subscription>; | ||
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| override dispose(): void { | ||
| super.dispose(); | ||
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| this._computingSubscription?.unsubscribe(); | ||
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| this._computingStatus$.next(true); | ||
| this._computingStatus$.complete(); | ||
| } | ||
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| pushComputingStatusSubject(subject: BehaviorSubject<ComputingStatus>): IDisposable { | ||
| this._allSubjects.push(subject); | ||
| this._updateComputingObservable(); | ||
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| return { | ||
| dispose: () => { | ||
| const index = this._allSubjects.indexOf(subject); | ||
| if (index !== -1) { | ||
| this._allSubjects.splice(index, 1); | ||
| } | ||
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| this._updateComputingObservable(); | ||
| }, | ||
| }; | ||
| } | ||
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| private _updateComputingObservable(): void { | ||
| this._computingSubscription?.unsubscribe(); | ||
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| if (this._allSubjects.length === 0) { | ||
| this._computingStatus$.next(true); | ||
| return; | ||
| } | ||
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| this._computingSubscription = combineLatest(this._allSubjects) | ||
| .pipe(map((values) => values.every((v) => v))) | ||
| .subscribe((computing) => this._computingStatus$.next(computing)); | ||
| } | ||
| } |
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