/**
 * @license Copyright (c) 2003-2026, CKSource Holding sp. z o.o. All rights reserved.
 * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-licensing-options
 */
/**
 * @module ai/aichat/model/aichatconversation
 */
import { CKEditorError } from '@ckeditor/ckeditor5-utils';
import type { AIConnector, AIModelData } from '../../aicore/aiconnector.js';
import { AIChatContext, type AIChatContextConfig, type AIContextProvider, type AIContextResource, type AIContextResourceState } from './aichatcontext.js';
import { type AIToolContextItem, type AIContextItem } from '../../aicore/model/aicontext.js';
import { AICapabilities, type AICapabilitiesConfig } from '../../aicore/model/aicapabilities.js';
import type { AIModels } from '../../aicore/model/aimodels.js';
import { type Editor } from '@ckeditor/ckeditor5-core';
import { AIChatInteraction } from './aichatinteraction.js';
declare const AIChatConversation_base: {
    new (): import("@ckeditor/ckeditor5-utils").Emitter;
    prototype: import("@ckeditor/ckeditor5-utils").Emitter;
};
/**
 * Represents a conversation between the user and the AI endpoint on top of the
 * {@link module:ai/aichat/model/aichatconnector~AIChatConnector} in the network layer.
 *
 * A conversation hosts a collection of {@link module:ai/aichat/model/aichatinteraction~AIChatInteraction user interactions}.
 *
 * The {@link module:ai/aichat/model/aichatconversation~AIChatConversation#currentInteraction current interaction} in the conversation
 * is the one that is currently being processed by the AI.
 *
 * Note: The conversation funnels (delegates) all events from the
 * {@link module:ai/aichat/model/aichatconversation~AIChatConversation#interactions} and their
 * {@link module:ai/aichat/model/aichatinteraction~AIChatInteraction#replies replies}.
 */
export declare class AIChatConversation extends /* #__PURE__ */ AIChatConversation_base {
    /**
     * The unique conversation ID.
     */
    id: string;
    /**
     * Indicates whether the conversation has been started.
     *
     * This is set to `true` when {@link #start} is called and the conversation is successfully started.
     */
    isStarted: boolean;
    /**
     * Indicates whether the conversation is from history.
     */
    isFromHistory: boolean;
    /**
     * The interactions in the conversation.
     */
    interactions: Array<AIChatInteraction>;
    /**
     * The current interaction in the conversation. Set and unset by {@link #handleUserInteraction}.
     */
    currentInteraction?: AIChatInteraction;
    /**
     * The selected AI chat model for the conversation.
     *
     * This is set when the user selects a model from the list of available models.
     * If not set, the default model will be used.
     */
    selectedModel?: AIModelData;
    /**
     * Service for managing the conversation context.
     */
    chatContext: AIChatContext;
    /**
     * Service for managing the conversation capabilities.
     */
    chatCapabilities: AICapabilities;
    /**
     * Service for providing the list of available AI chat models.
     */
    chatModels: AIModels;
    /**
     * @inheritDoc
     */
    constructor(options: AIChatConversationOptions);
    /**
     * Initializes the conversation.
     */
    init(contextConfig?: AIChatContextConfig): Promise<void>;
    start(): Promise<void>;
    /**
     * Loads a conversation from the backend using the provided conversation ID.
     */
    load(conversationId: string, sessionId: string): Promise<AIChatConversation>;
    /**
     * Processes messages to create interactions and replies.
     */
    private _processMessagesToInteractions;
    /**
     * Handles a user interaction by creating a new interaction and starting it.
     */
    handleUserInteraction({ userMessage, attributes }: {
        userMessage: string;
        attributes?: Record<string, unknown>;
    }): Promise<void>;
    /**
     * Creates a new interaction and stores it in the conversation.
     */
    createInteraction({ userMessage, contextItems, capabilities, modelId, attributes }: {
        userMessage: string;
        contextItems: Map<string, AIContextItem>;
        capabilities: AICapabilitiesConfig;
        modelId: string;
        attributes?: Record<string, unknown>;
    }): AIChatInteraction;
    /**
     * Gets an interaction in the conversation by its ID.
     */
    getInteraction(id: string): AIChatInteraction | undefined;
    /**
     * Removes an interaction from the conversation by its ID.
     */
    removeInteraction(id: string): void;
    /**
     * Gets the last of {@link #interactions} in the conversation.
     */
    get lastInteraction(): AIChatInteraction | undefined;
    /**
     * Adds a current document to the context.
     */
    addCurrentDocumentToContext(label: string): void;
    /**
     * Updates the current document in the context to contain the provided content and version.
     */
    updateCurrentDocumentInContext({ content, version, sessionId, selections }: {
        content: string | undefined;
        version: number;
        sessionId: string | null;
        selections: Array<{
            start: number;
            end: number;
            htmlFragment: string;
        }>;
    }): Promise<void>;
    /**
     * Returns the content of the current interaction's document.
     */
    getCurrentDocumentContext(): string;
    /**
     * Adds a selection to the context.
     */
    addSelectionToContext(selection: string): void;
    removeSelectionFromContext(): void;
    /**
     * Adds files to the context.
     */
    addFilesToContext(files: Array<File>): void;
    /**
     * Adds a URL to the context.
     */
    addUrlToContext(url: string): void;
    /**
     * Adds a tool-related item to the context.
     */
    addToolItemToContext(item: AIToolContextItem): void;
    /**
     * Adds a resource from a source provider to the context.
     */
    addResourceToContext(source: AIContextProvider, resource: AIContextResource): void;
    /**
     * Loads resources for a given source provider.
     */
    loadSourceResources(sourceId: string, query: string, uid: string): Promise<Array<AIContextResourceState>>;
    /**
     * Removes an item from the conversation context by its ID.
     */
    removeFromContext(id: string): void;
    /**
     * Sets the web search search functionality state.
     */
    setWebSearch(isWebSearchEnabled: boolean): void;
    /**
     * Toggles the web search functionality on or off.
     */
    toggleWebSearch(): void;
    /**
     * Sets the reasoning functionality state.
     */
    setReasoning(isReasoningEnabled: boolean): void;
    /**
     * Toggles the reasoning functionality on or off.
     */
    toggleReasoning(): void;
    /**
     * Checks if the current document is already in the conversation context.
     */
    isCurrentDocumentInContext(): boolean;
    /**
     * Checks if the current document is already in the conversation context.
     */
    isCurrentDocumentInConversation(): boolean;
    /**
     * Checks if the selection is already in the conversation context.
     */
    isSelectionInContext(): boolean;
    /**
     * Sets the AI model for the conversation.
     */
    setModel(model: AIModelData): Promise<void>;
}
/**
 * An event emitted by {@link module:ai/aichat/model/aichatconversation~AIChatConversation} when a new interaction is created.
 *
 * @eventName ~AIChatConversation#interactionCreated
 */
export type AIChatInteractionCreatedEvent = {
    name: 'interactionCreated';
    args: [interaction: AIChatInteraction];
};
/**
 * An event emitted by {@link module:ai/aichat/model/aichatconversation~AIChatConversation} when an error occurs.
 *
 * @eventName ~AIChatConversation#error
 */
export type AIChatConversationError = {
    name: 'error';
    args: [
        {
            interactionId?: string;
            error: CKEditorError;
            fileName?: string;
            url?: string;
            sourceId?: string;
            sourceLabel?: string;
        }
    ];
};
/**
 * An event emitted by {@link module:ai/aichat/model/aichatconversation~AIChatConversation#init} once the conversation was initialized.
 *
 * @eventName ~AIChatConversation#conversationInitialized
 */
export type AIChatConversationInitializedEvent = {
    name: 'conversationInitialized';
    args: [
        {
            availableModels: Array<AIModelData>;
        }
    ];
};
/**
 * An event emitted by {@link module:ai/aichat/model/aichatconversation~AIChatConversation#start} once the conversation was started.
 *
 * @eventName ~AIChatConversation#conversationStarted
 */
export type AIChatConversationStartedEvent = {
    name: 'conversationStarted';
    args: [
        {
            conversationId: string;
            selectedModel: AIModelData;
        }
    ];
};
/**
 * An event emitted by {@link module:ai/aichat/model/aichatconversation~AIChatConversation} when a model is selected.
 *
 * @eventName ~AIChatConversation#modelSelected
 */
export type AIChatConversationModelSelectedEvent = {
    name: 'modelSelected';
    args: [
        {
            selectedModel?: AIModelData;
            isDisabled?: boolean;
        }
    ];
};
/**
 * Options for the AI chat conversation.
 */
export type AIChatConversationOptions = {
    connector: AIConnector;
    chatModels: AIModels;
    getEditor?: () => Editor;
    conversationId: string;
    group: string;
    selectedModelId?: string;
    isFromHistory: boolean;
};
export {};