import type { TextDocumentContentChangeEvent } from "vscode-languageserver-textdocument";
import { TextDocument } from "vscode-languageserver-textdocument";
import type { SharedDiagramUtils } from "../sharedDiagramUtils.js";
import { type CompletionItem, type Position, type TextDocumentEdit } from "vscode-languageserver";
import type { NavigateToSourceAction, UpdateEditorConfigAction, ToolboxEditPredictionRequestAction } from "@hylimo/diagram-protocol";
import { TransactionalAction, ToolboxEditPredictionResponseAction } from "@hylimo/diagram-protocol";
import { BaseLayoutedDiagram } from "@hylimo/diagram-common";
import type { DiagramImplementationManager } from "./diagramImplementationManager.js";
/**
 * Holds the state for a specific diagram
 */
export declare class Diagram {
    readonly document: TextDocument;
    private readonly utils;
    private readonly implementationManager;
    /**
     * The current diagram
     */
    currentDiagram?: BaseLayoutedDiagram;
    /**
     * Update counter to ensure older updates do not overwrite newer ones
     */
    private updateCounter;
    /**
     * The last applied update
     */
    private currentUpdate;
    /**
     * Handles TransactionActions
     */
    private transactionManager;
    /**
     * The implementation to which all requests are delegated
     */
    private implementation?;
    /**
     * Creates a new diagram
     *
     * @param document the document on which it is based
     * @param utils shared diagram utils
     * @param implementationManager the layouted diagram manager provided to the LayoutedDiagram
     */
    constructor(document: TextDocument, utils: SharedDiagramUtils, implementationManager: DiagramImplementationManager);
    /**
     * Called when the content of the associated document changes
     */
    onDidChangeContent(): Promise<void>;
    /**
     * Called to update the diagram based on a config change
     */
    onDidChangeConfig(): Promise<void>;
    /**
     * Updates the current transaction based on changes to the document.
     * Should update indices to correspond to the new file.
     *
     * @param changes changes applied to the document
     */
    updateCurrentTransaction(changes: TextDocumentContentChangeEvent[]): void;
    /**
     * Updates the Diagram based on an updated document or config change
     *
     * @returns diagnostic entries containing errors, undefined if update is outdated (newer update has already been applied)
     */
    private updateDiagram;
    /**
     * Handles a transactional action
     *
     * @param action the action to handle
     */
    handleTransactionalAction(action: TransactionalAction): Promise<void>;
    /**
     * Handles a navigate to source action
     *
     * @param action the action to handle
     */
    handleNavigateToSourceAction(action: NavigateToSourceAction): Promise<void>;
    /**
     * Handles a editor config update action
     * Forwards the config to the language client
     *
     * @param action the action to handle
     */
    handleUpdateEditorConfigAction(action: UpdateEditorConfigAction): Promise<void>;
    /**
     * Handles a toolbox edit prediction request action
     *
     * @param action the action to handle
     * @returns the response action
     */
    handleToolboxEditPredictionRequestAction(action: ToolboxEditPredictionRequestAction): Promise<ToolboxEditPredictionResponseAction>;
    /**
     * Applies an edit to the document
     *
     * @param edit the edit to apply
     */
    applyEdit(edit: TextDocumentEdit): Promise<void>;
    /**
     * Generates completion items for the given position.
     *
     * @param position the position to generate the completion items for
     * @returns the generated completion items
     */
    generateCompletionItems(position: Position): Promise<CompletionItem[] | undefined>;
}
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