90 lines
2.6 KiB
Rust
90 lines
2.6 KiB
Rust
use serde::{Deserialize, Serialize};
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use crate::{
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SongId, SongPosition,
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commands::{Command, CommandRequest, CommandResponse, RequestParserError, ResponseParserError},
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common::types::{PlaylistVersion, WindowRange},
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request_tokenizer::RequestTokenizer,
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response_tokenizer::ResponseAttributes,
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};
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pub struct PlChangesPosId;
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#[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
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pub struct PlChangesPosIdRequest {
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pub version: PlaylistVersion,
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pub window: Option<WindowRange>,
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}
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impl CommandRequest<'_> for PlChangesPosIdRequest {
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const COMMAND: &'static str = "plchangesposid";
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fn into_request_enum(self) -> crate::Request {
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crate::Request::PlChangesPosId(self.version, self.window)
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}
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fn from_request_enum(request: crate::Request) -> Option<Self> {
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match request {
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crate::Request::PlChangesPosId(version, window) => {
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Some(PlChangesPosIdRequest { version, window })
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}
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_ => None,
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}
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}
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fn serialize(&self) -> String {
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match self.window.as_ref() {
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Some(window) => format!("{} {} {}", Self::COMMAND, self.version, window),
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None => format!("{} {}", Self::COMMAND, self.version),
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}
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}
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fn parse(mut parts: RequestTokenizer<'_>) -> Result<Self, RequestParserError> {
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let version = parts.next().ok_or(RequestParserError::UnexpectedEOF)?;
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let version = version
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.parse()
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.map_err(|_| RequestParserError::SyntaxError(0, version.to_string()))?;
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let window = parts
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.next()
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.map(|w| {
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w.parse()
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.map_err(|_| RequestParserError::SyntaxError(0, w.to_string()))
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})
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.transpose()?;
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debug_assert!(parts.next().is_none());
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Ok(PlChangesPosIdRequest { version, window })
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}
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}
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#[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
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pub struct PlChangesPosIdResponse(Vec<PlChangesPosIdResponseEntry>);
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#[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
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pub struct PlChangesPosIdResponseEntry {
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// 'cpos'
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pub position: SongPosition,
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pub id: SongId,
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}
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impl CommandResponse<'_> for PlChangesPosIdResponse {
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fn from_response_enum(response: crate::Response) -> Option<Self> {
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todo!()
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}
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fn into_response_enum(self) -> crate::Response {
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todo!()
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}
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fn parse(parts: ResponseAttributes<'_>) -> Result<Self, ResponseParserError<'_>> {
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unimplemented!()
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}
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}
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impl Command<'_, '_> for PlChangesPosId {
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type Request = PlChangesPosIdRequest;
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type Response = PlChangesPosIdResponse;
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}
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