thzxx
6f08759f63
后端修复: Ollama adapter 移除死代码/修复超时硬编码/iteration硬编码/pullModel无超时/流异常断开补发DONE; SSE解析器支持非字符串arguments; Sandbox fail-closed安全加固; IPC移除未使用变量 新增功能: TaskOrchestrator子任务编排器; DelegateTaskTool委派工具; Agent Loop并行工具执行; 上下文自动压缩; 记忆检索注入System Prompt 前端修复: useAgentStream text_delta thought累积bug; 工具调用状态正确流转; 修复重复stateChange事件; TraceStep.thought正确填充
78 lines
2.7 KiB
TypeScript
78 lines
2.7 KiB
TypeScript
/**
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* 子任务委派工具
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*
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* 允许主 Agent 将子任务委派给独立的 SubAgent 执行。
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* SubAgent 运行在独立的 AgentLoopEngine 实例中，可限制可用工具。
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*
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* @see electron/harness/orchestration/orchestrator.ts — TaskOrchestrator
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*/
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import type { IMetonaTool, ToolExecutionContext } from '../../types/metona-tool';
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import type { MetonaToolDef } from '../../../harness/types';
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import { MetonaToolCategory, MetonaRiskLevel } from '../../../harness/types';
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import type { TaskOrchestrator } from '../../orchestration/orchestrator';
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export class DelegateTaskTool implements IMetonaTool {
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readonly definition: MetonaToolDef = {
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name: 'delegate_task',
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description: 'Delegate a sub-task to an independent SubAgent for parallel or isolated execution. The SubAgent runs its own ReAct loop and returns the final result. Use this for complex sub-tasks that benefit from focused reasoning.',
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parameters: {
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type: 'object',
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properties: {
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description: {
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type: 'string',
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description: 'Clear and detailed description of the sub-task to delegate. This will be the SubAgent\'s user message.',
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},
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tools: {
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type: 'array',
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items: { type: 'string' },
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description: 'Optional whitelist of tool names the SubAgent can use (e.g. ["read_file", "web_search"]). If omitted, SubAgent inherits all tools.',
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},
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maxIterations: {
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type: 'number',
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description: 'Maximum iterations for the SubAgent (default: 10)',
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},
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},
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required: ['description'],
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},
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category: MetonaToolCategory.CUSTOM,
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riskLevel: MetonaRiskLevel.MEDIUM,
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requiresPermission: false,
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timeoutMs: 300_000, // 5 分钟，子任务可能较复杂
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};
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constructor(private orchestrator: TaskOrchestrator) {}
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async execute(args: Record<string, unknown>, context: ToolExecutionContext): Promise<unknown> {
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const description = args.description as string;
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const tools = args.tools as string[] | undefined;
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const maxIterations = (args.maxIterations as number) ?? 10;
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if (!description) {
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return { success: false, error: 'Missing required parameter: description' };
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}
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try {
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const result = await this.orchestrator.delegate({
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description,
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parentSessionId: context.sessionId,
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maxIterations,
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tools,
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});
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return {
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success: result.success,
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result: result.result,
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durationMs: result.durationMs,
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taskId: result.taskId,
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iterations: result.iterations,
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};
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} catch (error) {
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return {
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success: false,
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error: `SubAgent execution failed: ${(error as Error).message}`,
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};
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}
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}
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}
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