/**
 * @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/aichat
 * @publicApi
 */
import { type Context, ContextPlugin, type Editor } from '@ckeditor/ckeditor5-core';
import { AIChatController } from './aichatcontroller.js';
import { AIEditing } from '../aicore/aiediting.js';
import { AIChatUI } from './aichatui.js';
import { type AIChatContextConfig } from './model/aichatcontext.js';
import { AIChatHistory } from '../aichathistory/aichathistory.js';
/**
 * The AI Chat feature. It brings a conversational AI that can be used to aid content creation and editing. It introduces a dynamic chat
 * interface designed to facilitate rich, multi-turn interactions between users and an AI Assistant.
 *
 * You can configure the feature by setting the {@link module:ai/aichat/aichat~AIChatConfig} property.
 *
 * See {@link module:ai/aichat/aichatcontroller~AIChatController} to learn about the public API available for this feature.
 *
 * Learn more about AI features in CKEditor in the {@glink features/ai/ckeditor-ai-overview AI Overview} documentation.
 */
export declare class AIChat extends ContextPlugin {
    /**
     * @inheritDoc
     */
    static get requires(): readonly [typeof AIChatController, typeof AIEditing, typeof AIChatUI, typeof AIChatHistory];
    /**
     * @inheritDoc
     */
    static get pluginName(): "AIChat";
    /**
     * @inheritDoc
     */
    static get isOfficialPlugin(): true;
    /**
     * @inheritDoc
     */
    static get isPremiumPlugin(): true;
    constructor(context: Context | Editor);
}
/**
 * The configuration of the {@link module:ai/aichat/aichat~AIChat AI Chat feature}.
 *
 * The properties defined in this config are set in the `config.ai.chat` namespace.
 *
 * ```ts
 * ClassicEditor
 * 	.create( {
 * 		ai: {
 * 			chat: {
 * 				// AI Chat configuration.
 * 			}
 * 		}
 * 	} )
 * 	.then( ... )
 * 	.catch( ... );
 * ```
 *
 * See {@link module:ai/aiconfig~AIConfig the full AI configuration}.
 *
 * See {@link module:core/editor/editorconfig~EditorConfig all editor options}.
 */
export interface AIChatConfig {
    /**
     * The configuration of the AI Chat context.
     *
     * Read more in {@link module:ai/aichat/model/aichatcontext~AIChatContextConfig}.
     */
    context: AIChatContextConfig;
    /**
     * Decides which conversation will be loaded after the feature has initialized.
     *
     * Possible values are:
     *
     * * `'new'` - a new conversation is started (default),
     * * `'lastCreated'` - the most recently created conversation will be loaded,
     * * conversation ID - the conversation with given ID will be loaded.
     *
     * If `'lastCreated'` is set while the conversation history is empty, a new conversation will be started instead.
     *
     * If the conversation with the specified ID is not found, an error will be thrown.
     *
     * @default 'new'
     */
    initialConversation?: string;
    /**
     * The welcome message to be displayed when the AI chat is initialized. When not set, the default welcome message will be used.
     *
     * @default 'Hi! I can help you draft, rewrite, and improve your text, explore ideas, research topics, and solve problems. How can I help right now?'
     */
    welcomeMessage?: string;
}