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

57 lines
1.5 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";
const MIN_ARGS: u32 = 1;
const MAX_ARGS: Option<u32> = Some(1);
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!("{} {}\n", 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::SubtypeParserError {
argument_index: 0,
expected_type: "bool".to_owned(),
raw_input: s.to_owned(),
});
}
None => return Err(Self::missing_arguments_error(0)),
};
Self::throw_if_too_many_arguments(parts)?;
Ok(RandomRequest(state))
}
}
empty_command_response!(Random);
impl Command for Random {
type Request = RandomRequest;
type Response = RandomResponse;
}