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use std::fmt;
use std::time::Duration;
use ntex::channel::mpsc;
use ntex::codec::Framed;
use super::{codec, sink::MqttSink};
use crate::handshake::HandshakeResult;
pub struct Connect<Io> {
connect: codec::Connect,
sink: MqttSink,
keep_alive: Duration,
inflight: usize,
max_topic_alias: u16,
io: HandshakeResult<Io, (), codec::Codec, mpsc::Receiver<codec::Packet>>,
}
impl<Io> Connect<Io> {
pub(crate) fn new(
connect: codec::Connect,
io: HandshakeResult<Io, (), codec::Codec, mpsc::Receiver<codec::Packet>>,
sink: MqttSink,
max_topic_alias: u16,
inflight: usize,
) -> Self {
Self {
keep_alive: Duration::from_secs(connect.keep_alive as u64),
connect,
io,
sink,
inflight,
max_topic_alias,
}
}
pub fn packet(&self) -> &codec::Connect {
&self.connect
}
pub fn packet_mut(&mut self) -> &mut codec::Connect {
&mut self.connect
}
#[inline]
pub fn io(&mut self) -> &mut Framed<Io, codec::Codec> {
self.io.io()
}
pub fn sink(&self) -> &MqttSink {
&self.sink
}
pub fn ack<St>(self, st: St) -> ConnectAck<Io, St> {
let mut packet = codec::ConnectAck::default();
packet.reason_code = codec::ConnectAckReason::Success;
packet.topic_alias_max = self.max_topic_alias;
ConnectAck {
io: self.io,
sink: self.sink,
keep_alive: self.keep_alive,
inflight: self.inflight,
session: Some(st),
packet,
}
}
pub fn failed<St>(self) -> ConnectAck<Io, St> {
let mut packet = codec::ConnectAck::default();
packet.reason_code = codec::ConnectAckReason::UnspecifiedError;
packet.topic_alias_max = self.max_topic_alias;
ConnectAck {
io: self.io,
sink: self.sink,
session: None,
keep_alive: self.keep_alive,
inflight: self.inflight,
packet,
}
}
}
impl<T> fmt::Debug for Connect<T> {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
self.connect.fmt(f)
}
}
pub struct ConnectAck<Io, St> {
pub(crate) io: HandshakeResult<Io, (), codec::Codec, mpsc::Receiver<codec::Packet>>,
pub(crate) session: Option<St>,
pub(crate) keep_alive: Duration,
pub(crate) inflight: usize,
pub(crate) sink: MqttSink,
pub(crate) packet: codec::ConnectAck,
}
impl<Io, St> ConnectAck<Io, St> {
pub fn idle_timeout(mut self, timeout: Duration) -> Self {
self.keep_alive = timeout;
self
}
pub fn in_flight(mut self, in_flight: usize) -> Self {
self.inflight = in_flight;
self
}
pub fn session_present(mut self, val: bool) -> Self {
self.packet.session_present = val;
self
}
pub fn properties<F>(mut self, f: F) -> Self
where
F: FnOnce(&mut codec::UserProperties),
{
f(&mut self.packet.user_properties);
self
}
}