mirror of
https://github.com/logos-messaging/logos-delivery.git
synced 2026-08-07 20:33:29 +00:00
75 lines
2.3 KiB
Nim
75 lines
2.3 KiB
Nim
import std/json
|
|
import chronos, results, ffi
|
|
import
|
|
logos_delivery/waku/common/base64,
|
|
logos_delivery,
|
|
logos_delivery/waku/waku_core/topics/content_topic,
|
|
logos_delivery/api/types,
|
|
../declare_lib
|
|
|
|
proc logosdelivery_channel_create(
|
|
self: LogosDelivery,
|
|
channelIdStr: string,
|
|
contentTopicStr: string,
|
|
senderIdStr: string,
|
|
): Future[Result[string, string]] {.ffi.} =
|
|
requireChannels(self, "ChannelCreate"):
|
|
return err(errMsg)
|
|
|
|
let id = self.reliableChannelManager.createReliableChannel(
|
|
ChannelId(channelIdStr),
|
|
ContentTopic(contentTopicStr),
|
|
SdsParticipantID(senderIdStr),
|
|
).valueOr:
|
|
return err("ChannelCreate failed: " & $error)
|
|
|
|
return ok(string(id))
|
|
|
|
proc logosdelivery_channel_exists(
|
|
self: LogosDelivery, channelIdStr: string
|
|
): Future[Result[string, string]] {.ffi.} =
|
|
## Returns `"true"` or `"false"`; a missing channel is not an error.
|
|
requireChannels(self, "ChannelExists"):
|
|
return err(errMsg)
|
|
|
|
return ok($self.reliableChannelManager.channelExists(ChannelId(channelIdStr)))
|
|
|
|
proc logosdelivery_channel_send(
|
|
self: LogosDelivery, channelIdStr: string, messageJson: string
|
|
): Future[Result[string, string]] {.ffi.} =
|
|
## `messageJson` carries `{ "payload": <base64>, "ephemeral": <bool> }`.
|
|
requireChannels(self, "ChannelSend"):
|
|
return err(errMsg)
|
|
|
|
var jsonNode: JsonNode
|
|
try:
|
|
jsonNode = parseJson(messageJson)
|
|
except Exception as e:
|
|
return err("Failed to parse channel message JSON: " & e.msg)
|
|
|
|
if not jsonNode.hasKey("payload"):
|
|
return err("Missing payload field")
|
|
|
|
let payload = base64.decode(Base64String(jsonNode["payload"].getStr())).valueOr:
|
|
return err("invalid payload format: " & error)
|
|
|
|
let ephemeral = jsonNode.getOrDefault("ephemeral").getBool(false)
|
|
|
|
let requestId = (
|
|
await self.reliableChannelManager.send(ChannelId(channelIdStr), payload, ephemeral)
|
|
).valueOr:
|
|
return err("ChannelSend failed: " & $error)
|
|
|
|
return ok($requestId)
|
|
|
|
proc logosdelivery_channel_close(
|
|
self: LogosDelivery, channelIdStr: string
|
|
): Future[Result[string, string]] {.ffi.} =
|
|
requireChannels(self, "ChannelClose"):
|
|
return err(errMsg)
|
|
|
|
(await self.reliableChannelManager.closeChannel(ChannelId(channelIdStr))).isOkOr:
|
|
return err("ChannelClose failed: " & $error)
|
|
|
|
return ok("")
|