Fix signal -> event -> message deserialization

This commit is contained in:
Daniel Sanchez Quiros 2022-10-12 11:35:27 -05:00
parent c1ac5a939d
commit 464fbcd98b
2 changed files with 26 additions and 4 deletions

View File

@ -13,6 +13,7 @@ use once_cell::sync::Lazy;
use serde::{Deserialize, Serialize};
// internal
use crate::general::{WakuMessage, WakuPubSubTopic};
use crate::MessageId;
/// Event signal
#[derive(Serialize, Deserialize)]
@ -34,7 +35,7 @@ impl Signal {
/// For now just WakuMessage is supported
#[non_exhaustive]
#[derive(Serialize, Deserialize)]
#[serde(tag = "untagged", rename_all = "camelCase")]
#[serde(untagged, rename_all = "camelCase")]
pub enum Event {
WakuMessage(WakuMessageEvent),
}
@ -46,7 +47,7 @@ pub struct WakuMessageEvent {
/// The pubsub topic on which the message was received
pubsub_topic: WakuPubSubTopic,
/// The message id
message_id: String,
message_id: MessageId,
/// The message in [`WakuMessage`] format
waku_message: WakuMessage,
}
@ -93,16 +94,29 @@ extern "C" fn callback(data: *const c_char) {
/// which are used to react to asynchronous events in Waku
pub fn waku_set_event_callback<F: FnMut(Signal) + Send + Sync + 'static>(f: F) {
set_callback(f);
unsafe { waku_sys::waku_set_event_callback(&mut callback as *mut _ as *mut std::ffi::c_void) };
unsafe { waku_sys::waku_set_event_callback(callback as *mut std::ffi::c_void) };
}
#[cfg(test)]
mod tests {
use crate::events::waku_set_event_callback;
use crate::{Event, MessageId, Signal, WakuMessage, WakuPubSubTopic};
// TODO: how to actually send a signal and check if the callback is run?
#[test]
fn set_event_callback() {
waku_set_event_callback(|_signal| {});
}
#[test]
fn deserialize_signal() {
let s = "{\"type\":\"message\",\"event\":{\"messageId\":\"0x26ff3d7fbc950ea2158ce62fd76fd745eee0323c9eac23d0713843b0f04ea27c\",\"pubsubTopic\":\"/waku/2/default-waku/proto\",\"wakuMessage\":{\"payload\":\"SGkgZnJvbSDwn6aAIQ==\",\"contentTopic\":\"/toychat/2/huilong/proto\",\"timestamp\":1665580926660}}}";
let _: Signal = serde_json::from_str(s).unwrap();
}
#[test]
fn deserialize_event() {
let e = "{\"messageId\":\"0x26ff3d7fbc950ea2158ce62fd76fd745eee0323c9eac23d0713843b0f04ea27c\",\"pubsubTopic\":\"/waku/2/default-waku/proto\",\"wakuMessage\":{\"payload\":\"SGkgZnJvbSDwn6aAIQ==\",\"contentTopic\":\"/toychat/2/huilong/proto\",\"timestamp\":1665580926660}}";
let _: Event = serde_json::from_str(e).unwrap();
}
}

View File

@ -80,7 +80,9 @@ pub struct WakuMessage {
payload: Vec<u8>,
/// The content topic to be set on the message
content_topic: WakuContentTopic,
// TODO: check if missing default should be 0
/// The Waku Message version number
#[serde(default)]
version: WakuMessageVersion,
/// Unix timestamp in nanoseconds
timestamp: usize,
@ -325,7 +327,7 @@ impl FromStr for WakuContentTopic {
fn from_str(s: &str) -> std::result::Result<Self, Self::Err> {
if let Ok((application_name, version, content_topic_name, encoding)) =
scanf!(s, "/{}/{}/{}/{}", String, usize, String, Encoding)
scanf!(s, "/{}/{}/{}/{:/.+?/}", String, usize, String, Encoding)
{
Ok(WakuContentTopic {
application_name,
@ -498,4 +500,10 @@ mod tests {
let s = "/waku/2/default-waku/proto";
let _: WakuPubSubTopic = s.parse().unwrap();
}
#[test]
fn deserialize_waku_message() {
let message = "{\"payload\":\"SGkgZnJvbSDwn6aAIQ==\",\"contentTopic\":\"/toychat/2/huilong/proto\",\"timestamp\":1665580926660}";
let _: WakuMessage = serde_json::from_str(message).unwrap();
}
}