import { LitElement, nothing } from 'lit';
import { LogLevel } from '@ariontalk/core';
import type { SupportedLang, BargeInPlugin } from '../types.js';
import './widget-fab.js';
import './widget-session.js';
import './widget-minimized.js';
import './widget-voice-settings.js';
/**
 * <ariontalk-widget> — Root component that embeds the full voice chat experience.
 * Toggles between a FAB (idle), settings panel, and session panel (active).
 */
export declare class ArionTalk extends LitElement {
    static styles: import("lit").CSSResult[];
    /** Initial language: "auto" (detect from user speech), or a BCP-47 code like "en", "es", etc. */
    lang: SupportedLang;
    position: string;
    theme: string;
    /** When set, skips browser support check and always shows the widget UI. */
    force: boolean;
    /** When set, shows a settings gear icon next to the FAB for pre-session configuration. */
    settings: boolean;
    /** Registered barge-in plugins. Each provides a factory for creating detector instances. */
    bargeInPlugins: BargeInPlugin[];
    /** Log level: 'disabled' | 'error' | 'warning' | 'info' | 'debug'. Disabled by default. */
    logLevel: LogLevel;
    /** Engine type: 'local' (browser-based) or 'gemini' (cloud-based). */
    engine: 'local' | 'gemini';
    /** URL of the token server for Gemini engine authentication. */
    tokenServer: string;
    /** Site key for hosted ArionTalk service (alternative to token-server). */
    siteKey: string;
    /** Base URL of the cloud service. When set, /api/token and /api/sessions/end are derived from it.
     *  Defaults to https://api.ariontalk.com when site-key is present. */
    serviceUrl: string;
    /** Gemini model identifier (e.g. 'gemini-2.0-flash-exp'). */
    geminiModel: string;
    /** Gemini voice name for TTS output. */
    geminiVoice: string;
    /** When set, enables interactive scroll-and-highlight during Gemini speech. */
    interactiveHighlights: boolean;
    /** Visible label text on the idle FAB (default variant) or aria-label (compact variant). */
    label: string;
    /** FAB variant: "default" pill-with-text or "compact" icon-only circle. */
    variant: 'default' | 'compact';
    /** Icon to display in the FAB: "mic" | "wave". */
    icon: 'mic' | 'wave';
    private supported;
    private active;
    private showSettings;
    private muted;
    private minimized;
    private savedSettings;
    private controller;
    /** Resolves the effective engine: site-key implies gemini unless engine is explicitly set. */
    private get effectiveEngine();
    private get resolvedServiceUrl();
    private get tokenServerUrl();
    private get sessionMeterUrl();
    connectedCallback(): void;
    updated(changed: Map<string, unknown>): void;
    render(): import("lit").TemplateResult<1> | typeof nothing;
    private checkSupport;
    private get currentSettings();
    private loadSettings;
    private saveSettings;
    private initEngine;
    private handleFabClick;
    private handleGearClick;
    private handleSettingsApply;
    private handleSettingsBack;
    private handleMuteToggle;
    private handleMinimize;
    private handleRestore;
    private handleEnd;
}
declare global {
    interface HTMLElementTagNameMap {
        'ariontalk-widget': ArionTalk;
    }
}