1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
use crate::{MeetingResponse, Result, SessionId, SessionState};
/// Events dispatched by the event loop stream.
#[derive(Debug)]
pub enum Event {
/// Event dispatched when a handshake with the server
/// is completed.
ServerConnected {
/// Public key of the server.
server_key: Option<Vec<u8>>,
},
/// Event dispatched when a handshake with a peer
/// has been completed.
PeerConnected {
/// Public key of the peer.
peer_key: Vec<u8>,
},
/// Binary message received from a peer.
BinaryMessage {
/// Public key of the peer.
peer_key: Vec<u8>,
/// Message buffer.
message: Vec<u8>,
/// Session identifier.
session_id: Option<SessionId>,
},
/// JSON message received from a peer.
JsonMessage {
/// Public key of the peer.
peer_key: Vec<u8>,
/// JSON message.
message: JsonMessage,
/// Session identifier.
session_id: Option<SessionId>,
},
/// Meeting room events.
Meeting(MeetingResponse),
/// Event dispatched when a session has been created.
SessionCreated(SessionState),
/// Event dispatched when a session is ready.
///
/// A session is ready when all participants
/// have completed the server handshake.
///
/// Peers can now handshake with each other.
SessionReady(SessionState),
/// Event dispatched when a session is active.
///
/// A session is active when all the participants
/// have connected to each other.
SessionActive(SessionState),
/// Event dispatched when a session timed out waiting
/// for all the participants.
SessionTimeout(SessionId),
/// Event dispatched when a session has been finished.
///
/// A session can only be finished when the session owner
/// explicitly closes the session.
SessionFinished(SessionId),
/// Event dispatched when the socket is closed.
Close,
}
/// JSON message received from a peer.
#[derive(Debug)]
pub struct JsonMessage {
contents: Vec<u8>,
}
impl From<Vec<u8>> for JsonMessage {
fn from(contents: Vec<u8>) -> Self {
Self { contents }
}
}
impl JsonMessage {
/// Serialize a message.
pub fn serialize<T: serde::ser::Serialize>(
value: &T,
) -> Result<Vec<u8>> {
Ok(serde_json::to_vec(value)?)
}
/// Deserialize this message.
pub fn deserialize<'a, T: serde::de::Deserialize<'a>>(
&'a self,
) -> Result<T> {
Ok(serde_json::from_slice::<T>(&self.contents)?)
}
}