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/*
* SPDX-FileCopyrightText: 2021-2023 The Refinery Authors <https://refinery.tools/>
*
* SPDX-License-Identifier: EPL-2.0
*/
import type { Transaction } from '@codemirror/state';
import type EditorStore from '../editor/EditorStore';
import type UpdateService from './UpdateService';
import { ModelGenerationResult } from './xtextServiceResults';
const INITIAL_RANDOM_SEED = 1;
export default class ModelGenerationService {
private nextRandomSeed = INITIAL_RANDOM_SEED;
constructor(
private readonly store: EditorStore,
private readonly updateService: UpdateService,
) {}
onPush(push: unknown): void {
const result = ModelGenerationResult.parse(push);
if ('status' in result) {
this.store.setGeneratedModelMessage(result.uuid, result.status);
} else if ('error' in result) {
this.store.setGeneratedModelError(result.uuid, result.error);
} else {
this.store.setGeneratedModelSemantics(result.uuid, result);
}
}
onTransaction(transaction: Transaction): void {
if (transaction.docChanged) {
this.resetRandomSeed();
}
}
onDisconnect(): void {
this.store.modelGenerationCancelled();
this.resetRandomSeed();
}
async start(randomSeed?: number): Promise<void> {
const randomSeedOrNext = randomSeed ?? this.nextRandomSeed;
this.nextRandomSeed = randomSeedOrNext + 1;
const result =
await this.updateService.startModelGeneration(randomSeedOrNext);
if (!result.cancelled) {
this.store.addGeneratedModel(result.data.uuid, randomSeedOrNext);
}
}
async cancel(): Promise<void> {
const result = await this.updateService.cancelModelGeneration();
if (!result.cancelled) {
this.store.modelGenerationCancelled();
}
}
private resetRandomSeed() {
this.nextRandomSeed = INITIAL_RANDOM_SEED;
}
}
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