import type { Component } from '@earendil-works/pi-tui';
import type { MastraDBMessage } from '@mastra/core/agent-controller';
import type { TaskItemSnapshot } from '@mastra/core/signals';
import { formatToolResult } from './handlers/tool.js';
import type { TUIState } from './state.js';
export { formatToolResult };
/**
 * Render inline display when tasks are cleared.
 */
export declare function renderClearedTasksInline(state: TUIState, clearedTasks: TaskItemSnapshot[], insertIndex?: number): void;
export declare function renderCompletedTasksInline(state: TUIState, completedTasks: TaskItemSnapshot[], insertIndex?: number): void;
export declare function renderTaskDeltaInline(state: TUIState, previousTasks: TaskItemSnapshot[], nextTasks: TaskItemSnapshot[], insertIndex?: number): boolean;
export declare function addChildBeforeMessageOrFollowUps(state: TUIState, child: Component, precedesMessageId?: string): void;
/**
 * Add a user message to the chat container.
 */
export declare function addPendingUserMessage(state: TUIState, messageId: string, text: string, images?: Array<{
    data: string;
    mimeType: string;
}>, options?: {
    isInterjection?: boolean;
}): void;
export declare function confirmPendingUserMessage(state: TUIState, messageId: string, text: string, attachments?: {
    imageCount: number;
    fileCount: number;
}): void;
export declare function removePendingUserMessage(state: TUIState, messageId: string): void;
export declare function removeUserMessage(state: TUIState, messageId: string): void;
export declare function clearPendingUserMessages(state: TUIState): void;
/**
 * Render a `role: 'signal'` message into its dedicated TUI component (reminder,
 * judge, state, reactive, notification, notification-summary). Returns true when
 * the signal was fully handled; returns false for `user`-kind signals so the
 * caller renders it through the shared user-message component path.
 */
export declare function renderSignalMessage(state: TUIState, message: MastraDBMessage): boolean;
export declare function addUserMessage(state: TUIState, message: MastraDBMessage, options?: {
    label?: string;
}): void;
/**
 * Re-render all existing messages from the controller thread into the chat container.
 * Called on thread switch and initial load.
 */
export declare function renderExistingMessages(state: TUIState): Promise<void>;
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