export type VcMeetingSource = 'polling' | 'push';
export type VcMeetingActivityType = 'participant_joined' | 'participant_left' | 'chat_received' | 'transcript_received' | 'magic_share_started' | 'magic_share_ended';
export interface VcMeetingRef {
    id: string;
    meetingNo?: string;
    topic?: string;
    startTimeMs?: number;
    hostOpenId?: string;
    hostName?: string;
}
export interface VcMeetingActor {
    openId?: string;
    unionId?: string;
    name?: string;
    userType?: number;
}
interface NormalizedVcMeetingItemBase {
    source: VcMeetingSource;
    type: VcMeetingActivityType;
    meetingId: string;
    eventId?: string;
    itemKey: string;
    occurredAtMs?: number;
}
export interface NormalizedVcParticipantItem extends NormalizedVcMeetingItemBase {
    type: 'participant_joined' | 'participant_left';
    participant: VcMeetingActor;
    role?: string;
}
export interface NormalizedVcChatItem extends NormalizedVcMeetingItemBase {
    type: 'chat_received';
    messageId?: string;
    sender: VcMeetingActor;
    messageType?: string;
    text?: string;
}
export interface NormalizedVcTranscriptItem extends NormalizedVcMeetingItemBase {
    type: 'transcript_received';
    sentenceId: string;
    speaker: VcMeetingActor;
    startTimeMs?: number;
    endTimeMs?: number;
    language?: string;
    text: string;
    revision?: number;
    isFinal?: boolean;
}
export interface NormalizedVcMagicShareItem extends NormalizedVcMeetingItemBase {
    type: 'magic_share_started' | 'magic_share_ended';
    shareId?: string;
    title?: string;
    url?: string;
    operator?: VcMeetingActor;
}
export type NormalizedVcMeetingItem = NormalizedVcParticipantItem | NormalizedVcChatItem | NormalizedVcTranscriptItem | NormalizedVcMagicShareItem;
export interface NormalizedVcMeetingBatch {
    source: VcMeetingSource;
    meeting: VcMeetingRef;
    items: NormalizedVcMeetingItem[];
    pageToken?: string;
    hasMore?: boolean;
}
export interface VcTranscriptStateEntry {
    sentenceId: string;
    text: string;
    revision: number;
    externalRevision?: number;
    speaker: VcMeetingActor;
    startTimeMs?: number;
    endTimeMs?: number;
    language?: string;
    firstSeenAt: string;
    lastSeenAt: string;
    lastChangedAt: string;
    firstSeenPollOrdinal: number;
    lastSeenPollOrdinal: number;
    lastChangedPollOrdinal: number;
    final: boolean;
    stable: boolean;
    flushedRevision?: number;
}
export interface VcMeetingSessionState {
    meeting: VcMeetingRef;
    attentionTargetOpenId?: string;
    notificationChatId?: string;
    ingestion: {
        source: VcMeetingSource;
        pageToken?: string;
        lastSeenEventTime?: number;
        lastPollAt?: string;
        emptyPollCount: number;
        pollOrdinal: number;
    };
    dedup: {
        recentEventIds: string[];
        seenItemIds: string[];
        transcriptBySentenceId: Record<string, VcTranscriptStateEntry>;
    };
}
export interface VcMeetingIngestResult {
    acceptedItems: NormalizedVcMeetingItem[];
    droppedDuplicateItems: NormalizedVcMeetingItem[];
    changedTranscripts: VcTranscriptStateEntry[];
}
/**
 * Structured meeting-state window used by polling debug output and future
 * listener-group / agent-consumer emitters. This is not a workflow trigger
 * envelope; P2 may wrap it for a workflow consumer explicitly if needed.
 */
export interface VcMeetingStatePayload {
    format: 'botmux.vc-meeting.v1';
    source: 'lark-cli:vc:+meeting-events' | 'lark:vc.bot.meeting_activity_v1';
    meeting: VcMeetingRef;
    session: {
        attentionTargetOpenId?: string;
        notificationChatId?: string;
    };
    poll: {
        ordinal: number;
        pageToken?: string;
        hasMore?: boolean;
        lastPollAt?: string;
        emptyPollCount: number;
    };
    items: NormalizedVcMeetingItem[];
    state: {
        transcriptCount: number;
        stableTranscriptCount: number;
        seenItemCount: number;
    };
}
export type VcMeetingPushEventKind = 'meeting_invited' | 'meeting_activity' | 'meeting_ended' | 'participant_meeting_joined';
export interface VcMeetingPushContext {
    larkAppId: string;
    kind: VcMeetingPushEventKind;
    eventType: string;
    eventId?: string;
    meeting: VcMeetingRef;
    occurredAtMs?: number;
    raw: unknown;
}
export {};
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