eve/dist/src/channel/channel-address.js

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

import{createSession,sessionCallbackToTurnCaller}from"#channel/session.js";import{copyChannelActivityPresentation}from"#channel/activity-renderer.js";import{createChannelDeliveryMetadata}from"#channel/delivery-metadata.js";import{normalizeSendInput,serializeUrlFilePartsInMessage}from"#channel/send-input.js";import{DEFAULT_TURN_POLICY}from"#channel/types.js";import{isReservedSessionCommandToken}from"#execution/session-command-token.js";function createChannelAddress(e){let t=e.metadata??{},n=`${e.channelName}:${e.continuationToken}`;if(isReservedSessionCommandToken(n))throw Error(`Channel address "${n}" uses eve's reserved session namespace.`);return{continuationToken:e.continuationToken,async deliver(r,i){let a=t.channelKind!==void 0&&t.channelName!==void 0?createChannelDeliveryMetadata(t):void 0,o=normalizeSendInput(r),s=sessionCallbackToTurnCaller(i.callback),c={auth:i.auth,delivery:a,kind:`send`,payload:{...o,message:serializeUrlFilePartsInMessage(o.message)},requestId:t.requestId,turnPolicy:o.message===void 0?void 0:i.turnPolicy??e.turnPolicy??DEFAULT_TURN_POLICY},l=s===void 0?c:{...c,caller:s},u=await(async()=>{let r=await e.runtime.dispatchContinuation({command:l,continuationToken:n});return r.status===`accepted`?createSession(r.sessionId,e.runtime,{...t,turnPolicy:e.turnPolicy}):void 0})();if(u!==void 0)return u;if(o.inputResponses&&o.inputResponses.length>0)throw Error(`Cannot deliver inputResponses — the target session was not found via continuation token.`);let d=i.state,f=d===void 0?e.adapter:{...e.adapter,state:{...e.adapter.state,...d}};f!==e.adapter&&copyChannelActivityPresentation(e.adapter,f);let p=i.mode===`task`?void 0:{requestInput:!0},m={adapter:f,auth:i.auth,capabilities:p,callback:i.callback,channelName:e.channelName,continuationConflictCommand:l,continuationToken:n,delivery:a,initiatorAuth:i.initiatorAuth,input:{context:o.context,message:serializeUrlFilePartsInMessage(o.message)??``,outputSchema:o.outputSchema},mode:i.mode??`conversation`,requestId:t.requestId,title:i.title},h=await e.runtime.createSession(m);return createSession(h.sessionId,e.runtime,{...t,turnPolicy:e.turnPolicy})},async send(e,t){return await this.deliver({message:e},t)},async respond(e,t){if(e===void 0||e.length===0)throw Error(`respond() requires at least one input response.`);return await this.deliver({inputResponses:e},t)},async cancel(t){return await e.runtime.dispatchContinuation({command:{kind:`cancel`,turnId:t?.turnId},continuationToken:n})},async compact(){return await e.runtime.dispatchContinuation({command:{kind:`compact`},continuationToken:n})},async clear(){return await e.runtime.dispatchContinuation({command:{kind:`clear`},continuationToken:n})},async reset(t){return await e.runtime.dispatchContinuation({command:{kind:`reset`,reason:t?.reason},continuationToken:n})},async resolveSession(){let r=await e.runtime.resolveContinuation(n);return r===void 0?void 0:createSession(r.sessionId,e.runtime,{...t,turnPolicy:e.turnPolicy})}}}function createChannelAddressFn(e){return t=>createChannelAddress({...e,continuationToken:t})}export{createChannelAddress,createChannelAddressFn};