Files
empidee/src/commands/playback_options/random.rs

49 lines
1.3 KiB
Rust

use crate::{
commands::{Command, CommandRequest, RequestParserError, empty_command_response},
request_tokenizer::RequestTokenizer,
};
pub struct Random;
pub struct RandomRequest(bool);
impl CommandRequest<'_> for RandomRequest {
const COMMAND: &'static str = "random";
fn into_request_enum(self) -> crate::Request {
crate::Request::Random(self.0)
}
fn from_request_enum(request: crate::Request) -> Option<Self> {
match request {
crate::Request::Random(state) => Some(RandomRequest(state)),
_ => None,
}
}
fn serialize(&self) -> String {
let state = if self.0 { "1" } else { "0" };
format!("{} {}", Self::COMMAND, state)
}
fn parse(mut parts: RequestTokenizer<'_>) -> Result<Self, RequestParserError> {
let state = match parts.next() {
Some("0") => false,
Some("1") => true,
Some(s) => return Err(RequestParserError::SyntaxError(0, s.to_owned())),
None => return Err(RequestParserError::UnexpectedEOF),
};
debug_assert!(parts.next().is_none());
Ok(RandomRequest(state))
}
}
empty_command_response!(Random);
impl Command<'_, '_> for Random {
type Request = RandomRequest;
type Response = RandomResponse;
}