import type { ConnectionId, ConversationId, MessageId, ProfileId, SubjectId, UserId } from './ids.js';
import type { Channel, Conversation, Message, MessageContent, Subject } from './entities.js';
import type { ManifestAction } from './actions.js';
/** Dashboard-configured pre-chat qualification form, delivered in the manifest. */
export interface PreChatConfig {
    enabled: boolean;
    showWhen?: 'always' | 'offline';
    fields?: ('name' | 'email' | 'phone')[];
    topics?: string[];
    callbackOption?: boolean;
    title?: string;
}
export type ErrorCode = 'UNAUTHORIZED' | 'FORBIDDEN' | 'NOT_FOUND' | 'BAD_REQUEST' | 'RATE_LIMITED' | 'PAYLOAD_TOO_LARGE' | 'CONFLICT' | 'INTERNAL';
export type ClientFrame = {
    type: 'auth';
    token: string;
} | {
    type: 'open';
    conversationId?: ConversationId;
    subjectId?: SubjectId;
    profileId?: ProfileId;
    pageUrl?: string;
    pageTitle?: string;
    subjectTitle?: string;
    subjectMeta?: string;
    linkFrom?: UserId;
    /** Host-supplied display info for the guest — persisted onto the
     *  conversation server-side so agents see who they're talking to.
     *  Display metadata only, never used for authorization. */
    userInfo?: {
        name?: string;
        email?: string;
        avatar?: string;
        meta?: Record<string, string>;
    };
} | {
    type: 'send';
    conversationId: ConversationId;
    clientMsgId: string;
    content: MessageContent;
    replyToId?: MessageId;
    via?: Channel[];
} | {
    type: 'sync';
    conversationId: ConversationId;
    sinceSeq: number;
} | {
    type: 'history';
    conversationId: ConversationId;
    beforeSeq: number;
    limit?: number;
} | {
    type: 'read';
    conversationId: ConversationId;
    seq: number;
} | {
    type: 'typing';
    conversationId: ConversationId;
    isTyping: boolean;
    preview?: string;
} | {
    type: 'react';
    conversationId: ConversationId;
    messageId: MessageId;
    emoji: string;
    remove?: boolean;
} | {
    type: 'edit';
    conversationId: ConversationId;
    messageId: MessageId;
    content: MessageContent;
} | {
    type: 'delete';
    conversationId: ConversationId;
    messageId: MessageId;
} | {
    type: 'invoke';
    conversationId: ConversationId;
    actionId: string;
    clientInvokeId: string;
    inputs?: Record<string, unknown>;
} | {
    type: 'assign';
    conversationId: ConversationId;
    agentId: UserId | null;
} | {
    type: 'tag';
    conversationId: ConversationId;
    tag: string;
    remove?: boolean;
} | {
    type: 'note';
    conversationId: ConversationId;
    clientMsgId: string;
    text: string;
} | {
    type: 'agent_status';
    status: 'online' | 'away' | 'offline';
} | {
    type: 'pubkey';
    conversationId: ConversationId;
    key: string;
} | {
    type: 'uploadPrekeys';
    identityKey: string;
    signedPrekey: string;
    signedPrekeyId: string;
    signature: string;
    oneTimePrekeys: string[];
} | {
    type: 'fetchPrekey';
    targetUserId: UserId;
} | {
    type: 'subscribe_inbox';
} | {
    type: 'unsubscribe_inbox';
} | {
    type: 'ping';
};
export type ServerFrame = {
    type: 'authed';
    userId: UserId;
    connectionId: ConnectionId;
} | {
    type: 'opened';
    conversation: Conversation;
    subject?: Subject;
} | {
    type: 'manifest';
    conversationId: ConversationId;
    actions: ManifestAction[];
    version: number;
    name?: string;
    theme?: {
        accent: string;
    };
    e2e?: boolean;
    offline?: boolean;
    offlineMessage?: string;
    whiteLabel?: boolean;
    launcherMessage?: {
        title: string;
        subtitle?: string;
    };
    suggestedQuestions?: string[];
    preChat?: PreChatConfig;
} | {
    type: 'message';
    message: Message;
} | {
    type: 'ack';
    clientMsgId: string;
    messageId: MessageId;
    seq: number;
    ts: number;
} | {
    type: 'delivered';
    conversationId: ConversationId;
    seq: number;
    to: UserId;
} | {
    type: 'read';
    conversationId: ConversationId;
    seq: number;
    by: UserId;
} | {
    type: 'sync';
    conversationId: ConversationId;
    messages: Message[];
} | {
    type: 'history';
    conversationId: ConversationId;
    messages: Message[];
    hasMore: boolean;
} | {
    type: 'typing';
    conversationId: ConversationId;
    userId: UserId;
    isTyping: boolean;
    preview?: string;
} | {
    type: 'reaction';
    conversationId: ConversationId;
    messageId: MessageId;
    emoji: string;
    by: UserId;
    removed: boolean;
} | {
    type: 'edited';
    conversationId: ConversationId;
    messageId: MessageId;
    content: MessageContent;
    editedAt: number;
} | {
    type: 'deleted';
    conversationId: ConversationId;
    messageId: MessageId;
    ts: number;
} | {
    type: 'state';
    conversationId: ConversationId;
    state: string;
} | {
    type: 'assigned';
    conversationId: ConversationId;
    agentId: UserId | null;
} | {
    type: 'tagged';
    conversationId: ConversationId;
    tag: string;
    removed: boolean;
} | {
    type: 'visitor_count';
    count: number;
} | {
    type: 'agent_status_changed';
    agentId: UserId;
    status: 'online' | 'away' | 'offline';
} | {
    type: 'sentiment';
    conversationId: ConversationId;
    label: 'positive' | 'neutral' | 'frustrated';
    score: number;
} | {
    type: 'subjectState';
    subjectId: SubjectId;
    state: string;
} | {
    type: 'presence';
    conversationId: ConversationId;
    userId: UserId;
    status: 'online' | 'offline';
    lastSeen?: number;
} | {
    type: 'invoked';
    clientInvokeId: string;
    ok: boolean;
    error?: string;
} | {
    type: 'error';
    code: ErrorCode;
    message: string;
} | {
    type: 'peerkey';
    conversationId: ConversationId;
    userId: UserId;
    key: string;
} | {
    type: 'prekeyBundle';
    targetUserId: UserId;
    bundle: {
        identityKey: string;
        signedPrekey: string;
        signedPrekeyId: string;
        signature: string;
        oneTimePrekey?: string;
    } | null;
} | {
    type: 'pong';
} | {
    type: 'inbox_event';
    kind: 'new' | 'update';
    conversationId: ConversationId;
    patch?: Record<string, unknown>;
};
/** Limits referenced by both ends so validation stays consistent. */
export declare const LIMITS: {
    readonly MAX_TEXT_LEN: 8000;
    readonly MAX_HISTORY_LIMIT: 100;
    readonly DEFAULT_HISTORY: 50;
};