/** Membership-specific event variants recognized by the parser. */
export type MembershipEventType = "Unknown" | "New" | "Milestone" | "GiftPurchase" | "GiftRedemption";
/** Image payload used in message parts, avatars, and stickers. */
export interface ImagePart {
    type: "image";
    url: string;
    alt?: string;
}
/** Emoji payload represented as an image with metadata. */
export interface EmojiPart {
    type: "emoji";
    url: string;
    alt?: string;
    emojiText: string;
    isCustomEmoji: boolean;
}
/** Plain text segment of a message. */
export interface TextPart {
    type: "text";
    text: string;
}
/** Union of all supported message segment types. */
export type MessagePart = TextPart | EmojiPart | ImagePart;
/** Badge metadata shown next to an author name. */
export interface Badge {
    label: string;
    thumbnail?: ImagePart;
}
/** Chat author metadata. */
export interface Author {
    name: string;
    channelId: string;
    thumbnail?: ImagePart;
    badge?: Badge;
}
/** Super Chat / Super Sticker details. */
export interface Superchat {
    amountString: string;
    amountValue: number;
    currency: string;
    bodyBackgroundColor: string;
    headerBackgroundColor?: string;
    headerTextColor?: string;
    bodyTextColor?: string;
    authorNameTextColor?: string;
    sticker?: ImagePart;
}
/** Membership event details for join/milestone/gift flows. */
export interface MembershipDetails {
    eventType: MembershipEventType;
    levelName: string;
    membershipBadgeLabel?: string;
    headerPrimaryText?: string;
    headerSubtext?: string;
    milestoneMonths?: number;
    gifterUsername?: string;
    giftCount?: number;
    recipientUsername?: string;
}
/** Normalized chat entity emitted by the service. */
export interface ChatItem {
    id: string;
    author: Author;
    message: MessagePart[];
    superchat?: Superchat;
    membershipDetails?: MembershipDetails;
    isMembership: boolean;
    isVerified: boolean;
    isOwner: boolean;
    isModerator: boolean;
    timestamp: Date;
    viewerLeaderboardRank?: number;
    isTicker: boolean;
}
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