/**
 * Copyright (c) 2020-present, Goldman Sachs
 *
 * 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.
 */
import type { RawLambda } from '@finos/legend-graph';
import { ActionState, type GeneratorFn } from '@finos/legend-shared';
import type { QueryBuilderState } from './QueryBuilderState.js';
export declare enum QueryBuilderDiffViewMode {
    JSON = "JSON",
    GRAMMAR = "Grammar"
}
export declare class QueryBuilderDiffViewState {
    readonly changeDetectionState: QueryBuilderChangeDetectionState;
    readonly initialQuery: RawLambda;
    readonly currentQuery: RawLambda;
    mode: QueryBuilderDiffViewMode;
    initialQueryGrammarText?: string | undefined;
    currentQueryGrammarText?: string | undefined;
    constructor(changeDetectionState: QueryBuilderChangeDetectionState, initialQuery: RawLambda, currentQuery: RawLambda);
    setMode(val: QueryBuilderDiffViewMode): void;
    generateGrammarDiff(): GeneratorFn<void>;
}
export declare class QueryBuilderChangeDetectionState {
    readonly querybuilderState: QueryBuilderState;
    readonly initState: ActionState;
    querySnapshot?: RawLambda | undefined;
    hashCodeSnapshot?: string | undefined;
    diffViewState?: QueryBuilderDiffViewState | undefined;
    constructor(queryBuilderState: QueryBuilderState);
    showDiffViewPanel(): void;
    buildQueryBuilderDiffViewState(): QueryBuilderDiffViewState;
    hideDiffViewPanel(): void;
    get hasChanged(): boolean;
    initialize(initialQuery: RawLambda): void;
    alertUnsavedChanges(onProceed: () => void): void;
}
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