eve/dist/src/subagents/callback-step.js

Filesystem-first framework for durable backend AI agents that run anywhere.

import{createLogger}from"#internal/logging.js";import{SessionCallbackKey}from"#context/keys.js";import{toErrorMessage}from"#shared/errors.js";import{parseSessionCallback}from"#channel/session-callback.js";import{SESSION_FAILED}from"#subagents/agent-handle-errors.js";import{postSessionCallbackRequest}from"#execution/session-callback-request.js";const log=createLogger(`execution.session-callback`);async function fireTaskEventCallbackStep(e){"use step";let t=parseSerializedSessionCallback(e.callback);if(t.taskId===void 0)return;let n=e.event.type===`input.requested`,r=n?`task.input-requested`:`task.authorization`,i=await postSessionCallbackRequest({body:{callId:t.callId,childContinuationToken:e.childContinuationToken,childSessionId:e.childSessionId,event:n?e.event.data:e.event,kind:r,subagentName:t.subagentName,taskId:t.taskId},url:t.url});if(!i.ok)throw Error(`Task event callback failed with HTTP ${i.status}.`)}async function fireSessionCallbackStep(e){"use step";let t=e.serializedContext[`eve.sessionId`]??``,n=e.serializedContext[SessionCallbackKey.name];if(n===void 0)return;let r;try{r=parseSerializedSessionCallback(n)}catch(e){throw log.error(`invalid session callback metadata`,{error:e,sessionId:t}),e}let i=e.status===`completed`?buildCompletedCallbackBody({callback:r,output:e.output,sessionId:t,usage:e.usage}):{callId:r.callId,error:{code:SESSION_FAILED,message:toErrorMessage(e.error)},kind:`session.failed`,sessionId:t,subagentName:r.subagentName,usage:e.usage},a=await postSessionCallbackRequest({body:i,url:r.url});if(!a.ok)throw Error(`Session callback failed with HTTP ${a.status}.`)}function buildCompletedCallbackBody(e){let t={callId:e.callback.callId,kind:`session.completed`,output:e.output??``,sessionId:e.sessionId,subagentName:e.callback.subagentName};return e.usage===void 0?t:{...t,usage:e.usage}}function parseSerializedSessionCallback(e){let t=parseSessionCallback(e);if(!t.ok)throw Error(`Serialized session callback is invalid.`,{cause:t.cause});return t.callback}export{fireSessionCallbackStep,fireTaskEventCallbackStep};