Ivan FB 4dfe72e12f
messaging & channels: per-layer api/ folders + concentrator
Extract the messaging (send/subscription) and reliable-channel
(lifecycle/send) operations into their own api/ folders with events moved to
the owning layer, thin messaging_client and reliable_channel_manager, and add
the LogosDelivery concentrator that aggregates the per-layer APIs.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
2026-06-25 04:17:49 +02:00

35 lines
1.5 KiB
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## Messaging layer API — send operation.
import results, chronos, chronicles
import logos_delivery/api/types
import logos_delivery/messaging/messaging_client
import logos_delivery/waku/node/[waku_node, subscription_manager]
import logos_delivery/messaging/delivery_service/send_service
import logos_delivery/messaging/delivery_service/send_service/delivery_task
proc send*(
self: MessagingClient, envelope: MessageEnvelope
): Future[Result[RequestId, string]] {.async.} =
## High-level messaging API send. Auto-subscribes to the content topic
## (so the local node sees its own gossipsub broadcast), builds a
## `DeliveryTask`, and hands it to the send service. Returns the request
## id the caller can correlate with `MessageSentEvent` / `MessageErrorEvent`.
?self.checkApiAvailability()
let isSubbed =
self.node.subscriptionManager.isSubscribed(envelope.contentTopic).valueOr(false)
if not isSubbed:
info "Auto-subscribing to topic on send", contentTopic = envelope.contentTopic
self.node.subscriptionManager.subscribe(envelope.contentTopic).isOkOr:
warn "Failed to auto-subscribe", error = error
return err("Failed to auto-subscribe before sending: " & error)
let requestId = RequestId.new(self.node.rng)
let deliveryTask = DeliveryTask.new(requestId, envelope, self.node.brokerCtx).valueOr:
return err("MessagingClient.send: Failed to create delivery task: " & error)
asyncSpawn self.sendService.send(deliveryTask)
return ok(requestId)