58 lines
1.5 KiB
TypeScript
58 lines
1.5 KiB
TypeScript
/*
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* Copyright 2025 coze-dev Authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import { useEffect } from 'react';
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import {
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useCurrentEntity,
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useService,
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} from '@flowgram-adapter/free-layout-editor';
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import { type ViewVariableMeta } from '@coze-workflow/base';
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import { WorkflowVariableService } from '../legacy';
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interface HooksParams {
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keyPath?: string[];
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onChange?: (params: { variableMeta?: ViewVariableMeta | null }) => void;
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}
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export function useVariableChange(params: HooksParams) {
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const { keyPath, onChange } = params;
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const node = useCurrentEntity();
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const variableService: WorkflowVariableService = useService(
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WorkflowVariableService,
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);
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useEffect(() => {
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if (!keyPath) {
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return () => null;
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}
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const disposable = variableService.onListenVariableChange(
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keyPath,
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meta => {
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onChange?.({ variableMeta: meta });
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},
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{ node },
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);
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return () => disposable.dispose();
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}, [keyPath?.join('.')]);
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return;
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}
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