/** Per-language content overrides — keyed by language code e.g. "en", "sk" */
export interface LangOverride {
    /** Initial bot messages shown before the user sends anything */
    initialMessages?: string[];
    /** CTA popup text (window mode) */
    ctaText?: string;
    /** Bot display name */
    botName?: string;
    /** Welcome screen subtitle */
    welcomeSubtitle?: string;
    /** Per-language tab title overrides (titles only — feed URLs/items are global). */
    tabs?: {
        notifications?: {
            title?: string;
        };
        help?: {
            title?: string;
        };
        chat?: {
            title?: string;
        };
    };
}
export type NotificationTagVariant = 'neutral' | 'success' | 'warning' | 'danger';
export interface NotificationTag {
    label: string;
    variant?: NotificationTagVariant;
}
export interface NotificationItem {
    id?: string;
    title: string;
    message: string;
    /** Tag entries can be plain strings (rendered as 'neutral') or { label, variant } objects. */
    tags?: Array<string | NotificationTag>;
    /** Verbatim string — host pre-formats. */
    date?: string;
    cta?: {
        url: string;
        title: string;
    };
}
export interface FaqItem {
    id?: string;
    question: string;
    answer: string;
    category?: string;
}
export interface ChatConfig {
    webhookUrl: string;
    webhookConfig?: {
        method?: 'POST' | 'GET';
        headers?: Record<string, string>;
    };
    chatInputKey?: string;
    chatSessionKey?: string;
    metadata?: Record<string, unknown>;
    showWelcomeScreen?: boolean;
    /** Global fallback initial messages — per-language overrides live in i18n[lang].initialMessages */
    initialMessages?: string[];
    allowFileUploads?: boolean;
    allowedFileExtensions?: string;
    /** Per-language content: initial messages, CTA text, bot name, welcome subtitle */
    i18n?: Record<string, LangOverride>;
    streaming?: boolean;
    botName?: string;
    theme?: string;
    /** Override individual CSS variables on the widget root, e.g. { '--t-avatar-bg': '#ff0000' } */
    cssVars?: Record<string, string>;
    mode?: 'window' | 'fullscreen' | 'mixed';
    showCta?: boolean;
    ctaText?: string;
    ctaDelay?: number;
    ctaSound?: boolean;
    /** Hide the built-in settings UI (gear button, theme picker, settings modal). */
    hideSettings?: boolean;
    /** Bot avatar. Built-in id (e.g. 'amara'), URL, or data URL. */
    botAvatar?: string;
    /** Popup toggle button icon (window mode). Built-in id, URL, or data URL. */
    toggleButtonIcon?: string;
    /** In fullscreen layout, present the chat as a bottom sheet (rounded top, drag handle, dimmed
     *  backdrop above) instead of fully covering the viewport. Applies to mode 'fullscreen' and to
     *  'mixed' on mobile. Default: false. */
    fullscreenSheet?: boolean;
    /** Sheet height as a CSS length (vh, %, px). Default: '75vh'. */
    fullscreenSheetHeight?: string;
    /** Live-agent SSE stream. When set, the widget opens an EventSource against the ELIA backend
     *  and receives agent replies pushed in real time. The bot turn (synchronous response from the
     *  n8n webhook) keeps working exactly as before. */
    agentStream?: {
        /** Base URL of the ELIA backend, e.g. 'https://api.elia-asistent.com'. */
        apiBaseUrl: string;
        /** Tenant identifier — same UUID embedded in the n8n webhook URL. */
        tenantId: string;
    };
    /** Optional tabs above the chat panel. Tab is active iff its block has feedUrl OR items. */
    tabs?: {
        notifications?: {
            title?: string;
            feedUrl?: string;
            items?: NotificationItem[];
        };
        help?: {
            title?: string;
            feedUrl?: string;
            items?: FaqItem[];
        };
        chat?: {
            title?: string;
        };
    };
}
export interface Attachment {
    name: string;
    url: string;
    size?: number;
    mimeType?: string;
}
export interface Message {
    id: string;
    role: 'user' | 'bot';
    content: string;
    ts: number;
    attachments?: Attachment[];
    /**
     * Delivery status for user messages. <c>undefined</c> on persisted history (treated as
     * <c>'sent'</c>) and on every bot message — bots don't have a sender-side delivery state.
     */
    status?: 'sending' | 'sent' | 'failed';
}
export interface Session {
    id: string;
    title: string;
    createdAt: number;
}
export interface ThemeDef {
    id: string;
    label: string;
    baseColor: string;
    accentColor: string;
}