/**
 * Block Converter - Convert OpenCode SDK events to StreamEvents
 *
 * Transforms OpenCode SDK events (from SSE streaming) into architecture-agnostic
 * StreamEvent structures for real-time UI updates.
 */
import type { Event } from "@opencode-ai/sdk";
import type { ToolExecutionStatus } from '../../../types/session/blocks.js';
import type { StreamEvent } from '../../../types/session/streamEvents.js';
/**
 * Generate a unique block ID
 */
declare function generateId(): string;
/**
 * Map OpenCode tool status to ToolExecutionStatus
 */
declare function mapToolStatus(status: string): ToolExecutionStatus;
/**
 * Convert Unix timestamp (ms) to ISO string
 */
declare function toISOTimestamp(unixMs: number): string;
/**
 * Parse an OpenCode SDK Event into StreamEvents
 *
 * @param event - The OpenCode SDK Event to parse
 * @param mainSessionId - The ID of the main session (to determine conversationId)
 * @returns Array of StreamEvents to emit
 */
export declare function parseOpencodeStreamEvent(event: Event, mainSessionId: string): StreamEvent[];
/**
 * Reset the active blocks tracker
 * Call this when starting a new session
 */
export declare function resetActiveBlocks(): void;
/**
 * Export helper functions for use in transcript parser
 */
export { mapToolStatus, toISOTimestamp, generateId };
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