/**
 * @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/ui/aichatfeedview
 */
import { type Locale } from '@ckeditor/ckeditor5-utils';
import { View, type ViewCollection, type BodyCollection } from '@ckeditor/ckeditor5-ui';
import { type AIChatFeedItemView } from './feed/aichatfeeditemview.js';
import { type AIContentRenderingStrategy } from '../../aicore/ui/suggestioncontainer/aisuggestionstreamablecontentview.js';
import { type Document } from '../../aicore/utils/htmlparser.js';
import { AIChatFeedSuggestionItemView } from './feed/aichatfeedsuggestionitemview.js';
import { AIChatFeedReplyItemView } from './feed/aichatfeedreplyitemview.js';
import { AIChatFeedUserMessageItemView } from './feed/aichatfeedusermessageitem.js';
import { AIChatFeedErrorItemView } from './feed/aichatfeederroritemview.js';
import { AIChatFeedInteractionHeaderView } from './feed/aichatfeedinteractionheaderview.js';
import { type AISuggestionContentPartDefinition } from '../../aicore/utils/getsuggestionpartsfromreply.js';
import { AIChatFeedCustomElementView } from './feed/aichatfeedcustomelementview.js';
import { type AIReplyChangeGroupState } from '../../aicore/model/aireply.js';
import { type AISource } from '../../aicore/aiconnector.js';
import '../../../theme/aichat/aichatfeed.css';
/**
 * A view that displays the chat feed with various items.
 */
export declare class AIChatFeedView extends View {
    /**
     * A collection of feed items.
     */
    readonly children: ViewCollection<AIChatFeedItemView>;
    /**
     * The loading message displayed when the feed is processing a response.
     *
     * When set, it gets displayed together with a loader spinner.
     *
     * @observable
     */
    loadingMessage: string;
    /**
     * @observable
     */
    isTrackChangesOn: boolean;
    /**
     * @inheritDoc
     */
    constructor(locale: Locale, bodyCollection: BodyCollection);
    render(): void;
    destroy(): void;
    /**
     * Removes all items from the feed.
     */
    clear(): void;
    /**
     * Adds a new item to the feed.
     */
    addItem<T extends keyof ChatFeedAddItemTypesInstances>(itemType: T, options: ChatFeedAddItemTypesInstances[T]['options']): ChatFeedAddItemTypesInstances[T];
    /**
     * Updates the content of an item in the feed.
     *
     * **Note**: The content is updated (streamed) asynchronously.
     */
    updateReplyItem({ id, parsedContent, renderingStrategy, abortSignal }: {
        id: string;
        parsedContent: Document;
        renderingStrategy: AIContentRenderingStrategy;
        abortSignal: AbortSignal;
    }): Promise<void>;
    updateWebSources(id: string, sources: Array<AISource>): Promise<void>;
    updateSuggestionItem({ id, parts, abortSignal, skipLoadingEffects }: {
        id: string;
        parts: Array<AISuggestionContentPartDefinition>;
        abortSignal: AbortSignal;
        skipLoadingEffects?: boolean;
    }): Promise<void>;
    updateSuggestionPartState({ id, index, state }: {
        id: string;
        index: number;
        state: AIReplyChangeGroupState;
    }): void;
    /**
     * Sets the part active or not (active parts are those currently previewed in a dialog by the user).
     */
    setSuggestionPartActive({ id, index, isActive }: {
        id: string;
        index: number;
        isActive: boolean;
    }): void;
    /**
     * Marks an item as done.
     *
     * **Note**: Marking the item as done cleans up the streaming animations.
     */
    markItemAsDone(id: string): void;
    /**
     * Returns all item ids.
     */
    getItemIds(): Array<string>;
    /**
     * Removes an item from the feed.
     */
    removeItem(id: string): void;
    /**
     * Checks if an item exists in the feed.
     */
    hasItem(id: string): boolean;
    scrollToSuggestion(replyId: string, partIndex: number): void;
    /**
     * Sets the loading message of the chat feed.
     */
    setLoadingMessage(message: string): void;
    /**
     * Toggles the loading skeleton in the feed.
     */
    toggleLoadingSkeleton(isLoading: boolean): void;
    /**
     * Starts the auto-scrolling of the feed.
     *
     * @param options.smooth When `false`, the scroll jumps instantly instead of animating. Defaults to `true`.
     */
    startAutoScroll(options?: {
        smooth?: boolean;
    }): void;
    /**
     * Stops the auto-scrolling of the feed.
     */
    stopAutoScroll(): void;
}
export interface ChatFeedAddItemTypesInstances {
    'interaction-header': AIChatFeedInteractionHeaderView;
    'ai-reply': AIChatFeedReplyItemView;
    'ai-suggestion-reply': AIChatFeedSuggestionItemView;
    'user-message': AIChatFeedUserMessageItemView;
    'error-message': AIChatFeedErrorItemView;
    'custom-element': AIChatFeedCustomElementView;
}