/**
 * Block Converter - Convert Claude SDK messages to ConversationBlocks
 *
 * Transforms SDK messages (from JSONL transcripts or streaming) into
 * architecture-agnostic ConversationBlock structures.
 */
import type { SDKMessage } from '@anthropic-ai/claude-agent-sdk';
import type { ConversationBlock, SubagentBlock, ToolResultBlock, ToolUseBlock } from '../../../types/session/blocks.js';
import { StreamEvent } from '../../../types/session/streamEvents.js';
export declare function convertMessagesToBlocks(messages: SDKMessage[]): ConversationBlock[];
export declare function parseStreamEvent(event: SDKMessage): StreamEvent[];
/**
 * Convert an SDK message to a ConversationBlock
 *
 * @param msg - SDK message from transcript or stream
 * @returns ConversationBlock or null if message doesn't map to a block
 */
export declare function sdkMessageToBlocks(msg: SDKMessage): ConversationBlock[];
/**
 * Convert multiple SDK messages to ConversationBlocks
 *
 * @param messages - Array of SDK messages
 * @returns Array of ConversationBlocks
 */
export declare function sdkMessagesToBlocks(messages: SDKMessage[]): ConversationBlock[];
/**
 * Extract tool results from user messages
 *
 * In the SDK, tool results come back as synthetic user messages
 * with tool_result content blocks
 */
export declare function extractToolResultBlocks(msg: Extract<SDKMessage, {
    type: 'user';
}>): ToolResultBlock[];
/**
 * Detect if a tool use spawned a subagent (Task tool)
 *
 * When the Task tool is used, it spawns a subagent. We need to create
 * a SubagentBlock to represent this in the main conversation.
 */
export declare function createSubagentBlockFromToolUse(toolUseBlock: ToolUseBlock, subagentId: string): SubagentBlock;
//# sourceMappingURL=block-converter.d.ts.map