use crate::{DmxPort, OpenError, PortListing, WriteError};
use serde::{Deserialize, Serialize};
use std::fmt;
#[derive(Debug, Serialize, Deserialize)]
pub struct OfflineDmxPort;
#[typetag::serde]
impl DmxPort for OfflineDmxPort {
fn available_ports() -> anyhow::Result<PortListing> {
Ok(vec![(Box::new(Self))])
}
fn open(&mut self) -> Result<(), OpenError> {
Ok(())
}
fn close(&mut self) {}
fn write(&mut self, _: &[u8]) -> Result<(), WriteError> {
Ok(())
}
}
impl fmt::Display for OfflineDmxPort {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
write!(f, "offline")
}
}