use super::{u2ftypes, Pin, PinError};
use serde::ser::{Serialize, SerializeStruct};
use std::sync::mpsc::Sender;
#[derive(Debug)]
pub enum StatusUpdate {
DeviceAvailable { dev_info: u2ftypes::U2FDeviceInfo },
DeviceUnavailable { dev_info: u2ftypes::U2FDeviceInfo },
Success { dev_info: u2ftypes::U2FDeviceInfo },
PinError(PinError, Sender<Pin>),
SelectDeviceNotice,
DeviceSelected(u2ftypes::U2FDeviceInfo),
}
impl Serialize for StatusUpdate {
fn serialize<S>(&self, serializer: S) -> std::result::Result<S::Ok, S::Error>
where
S: serde::Serializer,
{
let mut map = serializer.serialize_struct("StatusUpdate", 1)?;
match self {
StatusUpdate::DeviceAvailable { dev_info } => {
map.serialize_field("DeviceAvailable", &dev_info)?
}
StatusUpdate::DeviceUnavailable { dev_info } => {
map.serialize_field("DeviceUnavailable", &dev_info)?
}
StatusUpdate::Success { dev_info } => map.serialize_field("Success", &dev_info)?,
StatusUpdate::PinError(e, _) => map.serialize_field("PinError", &e)?,
StatusUpdate::SelectDeviceNotice => map.serialize_field("SelectDeviceNotice", &())?,
StatusUpdate::DeviceSelected(dev_info) => {
map.serialize_field("DeviceSelected", &dev_info)?
}
}
map.end()
}
}
pub(crate) fn send_status(status: &Sender<StatusUpdate>, msg: StatusUpdate) {
match status.send(msg) {
Ok(_) => {}
Err(e) => error!("Couldn't send status: {:?}", e),
};
}
#[cfg(test)]
pub mod tests {
use super::*;
use crate::consts::Capability;
use serde_json::to_string;
use std::sync::mpsc::channel;
#[test]
fn serialize_select() {
let st = StatusUpdate::SelectDeviceNotice;
let json = to_string(&st).expect("Failed to serialize");
assert_eq!(&json, r#"{"SelectDeviceNotice":null}"#);
}
#[test]
fn serialize_invalid_pin() {
let (tx, _rx) = channel();
let st = StatusUpdate::PinError(PinError::InvalidPin(Some(3)), tx.clone());
let json = to_string(&st).expect("Failed to serialize");
assert_eq!(&json, r#"{"PinError":{"InvalidPin":3}}"#);
let st = StatusUpdate::PinError(PinError::InvalidPin(None), tx);
let json = to_string(&st).expect("Failed to serialize");
assert_eq!(&json, r#"{"PinError":{"InvalidPin":null}}"#);
}
#[test]
fn serialize_success() {
let cap = Capability::WINK | Capability::CBOR;
let dev = u2ftypes::U2FDeviceInfo {
vendor_name: String::from("ABC").into_bytes(),
device_name: String::from("DEF").into_bytes(),
version_interface: 2,
version_major: 5,
version_minor: 4,
version_build: 3,
cap_flags: cap,
};
let st = StatusUpdate::Success { dev_info: dev };
let json = to_string(&st).expect("Failed to serialize");
assert_eq!(
&json,
r#"{"Success":{"vendor_name":[65,66,67],"device_name":[68,69,70],"version_interface":2,"version_major":5,"version_minor":4,"version_build":3,"cap_flags":{"bits":5}}}"#
);
}
}