eve/dist/src/runtime/session-callback-route.js

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

import{EVE_CALLBACK_ROUTE_PATTERN}from"#protocol/routes.js";import{resumeHook}from"#internal/workflow/runtime.js";import{tokenUsageSchema}from"#shared/token-usage.js";const HTTP_SESSION_CALLBACK_CHANNEL_NAME_PREFIX=`eve/v1/callback`,HANDLED_METHODS=[`POST`];function getSessionCallbackChannelDefinitions(){return HANDLED_METHODS.map(e=>buildCallbackChannelDefinition(e))}function getSessionCallbackChannelNames(){return new Set(HANDLED_METHODS.map(channelNameForMethod))}function buildCallbackChannelDefinition(t){let n=channelNameForMethod(t);return{name:n,method:t,urlPath:EVE_CALLBACK_ROUTE_PATTERN,fetch:handleSessionCallbackRequest,logicalPath:`framework://channels/${n}`,sourceId:`eve:framework:session-callback-${t.toLowerCase()}`,sourceKind:`module`}}function channelNameForMethod(e){return`${HTTP_SESSION_CALLBACK_CHANNEL_NAME_PREFIX}/${e.toLowerCase()}`}async function handleSessionCallbackRequest(e,n){let r=n.params.token;if(typeof r!=`string`||r.length===0)return Response.json({error:`Missing callback token.`,ok:!1},{status:400});let i;try{i=await e.json()}catch{return Response.json({error:`Invalid JSON body.`,ok:!1},{status:400})}let a=projectSessionCallbackResult(i);if(a instanceof Response)return a;try{await resumeHook(r,{kind:`runtime-action-result`,results:[a]})}catch{return Response.json({error:`Session callback not pending.`,ok:!1},{status:404})}return Response.json({ok:!0},{status:202})}function projectSessionCallbackResult(e){if(typeof e!=`object`||!e)return Response.json({error:`Expected a JSON object.`,ok:!1},{status:400});let t=e;if(typeof t.callId!=`string`||t.callId.length===0)return Response.json({error:`Missing callback callId.`,ok:!1},{status:400});if(typeof t.subagentName!=`string`||t.subagentName.length===0)return Response.json({error:`Missing callback subagentName.`,ok:!1},{status:400});if(t.kind===`session.completed`){let e={callId:t.callId,kind:`subagent-result`,output:t.output??``,subagentName:t.subagentName},n=parseCallbackUsage(t.usage);return n===void 0?e:{...e,usage:n}}return t.kind===`session.failed`?{callId:t.callId,isError:!0,kind:`subagent-result`,output:t.error===void 0?{code:`REMOTE_AGENT_FAILED`,message:`Remote agent failed.`}:t.error,subagentName:t.subagentName}:Response.json({error:`Unsupported callback kind.`,ok:!1},{status:400})}function parseCallbackUsage(e){if(e===void 0)return;let t=tokenUsageSchema.safeParse(e);return t.success?t.data:void 0}export{HTTP_SESSION_CALLBACK_CHANNEL_NAME_PREFIX,getSessionCallbackChannelDefinitions,getSessionCallbackChannelNames,handleSessionCallbackRequest};