import type { MastraDBMessage } from '@mastra/core/agent-controller';
import type { CreatedAgentSignal } from '@mastra/core/signals';
export interface TextRenderPart {
    kind: 'text';
    text: string;
}
export interface ThinkingRenderPart {
    kind: 'thinking';
    text: string;
}
export interface ToolRenderPart {
    kind: 'tool';
    toolCallId: string;
    toolName: string;
    args: unknown;
    result: unknown;
    hasResult: boolean;
    isError: boolean;
}
export interface OmRenderPart {
    kind: 'om';
    event: 'start' | 'end' | 'failed' | 'thread-title';
    operationType: string;
    data: Record<string, unknown>;
}
export type AssistantRenderPart = TextRenderPart | ThinkingRenderPart | ToolRenderPart | OmRenderPart;
/** Join the text of all `text` parts on a message (assistant/user), newline-separated. */
export declare function getMessageText(message: MastraDBMessage): string;
/**
 * Walk a message's `content.parts` and project them into flat render items in
 * document order. Text/reasoning/tool-invocation/data-om-* parts are surfaced;
 * bookkeeping parts (`step-start`, `data-om-status`, etc.) are skipped.
 */
export declare function getAssistantRenderParts(message: MastraDBMessage): AssistantRenderPart[];
/** A message persisted/streamed as a signal carries `role: 'signal'`. */
export declare function isSignalMessage(message: MastraDBMessage): boolean;
/**
 * Reconstruct the original signal (type, tagName, contents, attributes, metadata)
 * from a `role: 'signal'` `MastraDBMessage`. Delegates to core's canonical
 * reconstruction so mastracode never re-parses `content.metadata.signal` by hand.
 */
export declare function getSignalView(message: MastraDBMessage): CreatedAgentSignal;
export type SignalKind = 'state' | 'reminder' | 'notification-summary' | 'notification' | 'reactive' | 'user';
/**
 * Classify a `role: 'signal'` message into the render branch it drives. Mirrors
 * the dispatch order of the removed core `convertToControllerMessage` signal
 * handling: state -> reminder -> notification-summary -> notification -> reactive -> user.
 */
export declare function getSignalKind(message: MastraDBMessage): SignalKind;
/** Flatten a signal message's `contents` to plain text (string or text parts). */
export declare function getSignalContentsText(message: MastraDBMessage): string;
export interface UserSignalView {
    message: string;
    imageCount: number;
    fileCount: number;
}
/** Fields needed to render a user-kind signal as a user message. */
export declare function getUserSignalView(message: MastraDBMessage): UserSignalView;
export interface ReminderView {
    reminderType?: string;
    path?: string;
    precedesMessageId?: string;
    gapText?: string;
    message: string;
    goalMaxTurns?: number;
    judgeModelId?: string;
    goalEvaluation?: unknown;
}
/**
 * Fields the reminder/judge UI needs, sourced from a `system-reminder` signal.
 * Mirrors the placement the removed core `toSystemReminderContent` helper used:
 * reminder metadata lives under `attributes` (type/path/gapText/precedesMessageId)
 * and `metadata` (goalMaxTurns/judgeModelId/goalEvaluation).
 */
export declare function getReminderView(message: MastraDBMessage): ReminderView;
/** True for the persisted mirror of a live goal evaluation lifecycle event. */
export declare function isGoalJudgeEvaluationSignal(message: MastraDBMessage): boolean;
export interface StateSignalView {
    stateId: string;
    mode: 'snapshot' | 'delta';
    cacheKey?: string;
    version?: number;
    message: string;
}
/** Fields the state-signal UI needs, sourced from a `state` signal's `metadata.state`. */
export declare function getStateSignalView(message: MastraDBMessage): StateSignalView;
export interface ReactiveSignalView {
    tagName?: string;
    message: string;
}
/** Fields the reactive-signal UI needs, sourced from a reactive signal. */
export declare function getReactiveSignalView(message: MastraDBMessage): ReactiveSignalView;
export interface NotificationView {
    message: string;
    source?: string;
    kind?: string;
    priority?: string;
    status?: string;
}
/** Fields the notification UI needs, sourced from a notification signal's `attributes`/`metadata`. */
export declare function getNotificationView(message: MastraDBMessage): NotificationView;
export interface NotificationSummaryView {
    message: string;
    pending: number;
    bySource: Record<string, number>;
}
/** Fields the notification-summary UI needs, sourced from `metadata.notificationSummary`. */
export declare function getNotificationSummaryView(message: MastraDBMessage): NotificationSummaryView;
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