117 lines
3.4 KiB
Rust
117 lines
3.4 KiB
Rust
use serde::{Deserialize, Serialize};
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use crate::{
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commands::{Command, CommandRequest, CommandResponse, RequestParserError, ResponseParserError},
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filter::Filter,
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request_tokenizer::RequestTokenizer,
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response_tokenizer::ResponseAttributes,
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types::{DbSongInfo, Priority, SongId, SongPosition, Sort, WindowRange},
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};
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pub struct PlaylistSearch;
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#[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
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pub struct PlaylistSearchRequest {
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filter: Filter,
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sort: Option<Sort>,
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window: Option<WindowRange>,
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}
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impl CommandRequest for PlaylistSearchRequest {
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const COMMAND: &'static str = "playlistsearch";
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fn into_request_enum(self) -> crate::Request {
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crate::Request::PlaylistSearch(self.filter, self.sort, 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::PlaylistSearch(filter, sort, window) => Some(PlaylistSearchRequest {
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filter,
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sort,
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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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let mut cmd = format!("{} {}", Self::COMMAND, self.filter);
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if let Some(sort) = &self.sort {
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cmd.push_str(&format!(" sort {}", sort));
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}
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if let Some(window) = &self.window {
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cmd.push_str(&format!(" window {}", window));
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}
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cmd.push('\n');
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cmd
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}
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fn parse(mut parts: RequestTokenizer<'_>) -> Result<Self, RequestParserError> {
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let filter = match parts.next() {
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Some(f) => {
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Filter::parse(f).map_err(|_| RequestParserError::SyntaxError(1, f.to_owned()))?
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}
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None => return Err(RequestParserError::UnexpectedEOF),
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};
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let mut sort_or_window = parts.next();
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let mut sort = None;
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if let Some("sort") = sort_or_window {
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let s = parts.next().ok_or(RequestParserError::UnexpectedEOF)?;
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sort = Some(
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s.parse()
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.map_err(|_| RequestParserError::SyntaxError(0, s.to_string()))?,
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);
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sort_or_window = parts.next();
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}
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let mut window = None;
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if let Some("window") = sort_or_window {
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let w = parts.next().ok_or(RequestParserError::UnexpectedEOF)?;
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window = Some(
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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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}
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debug_assert!(parts.next().is_none());
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Ok(PlaylistSearchRequest {
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filter,
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sort,
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window,
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})
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}
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}
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#[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
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pub struct PlaylistSearchResponse(Vec<PlaylistSearchResponseEntry>);
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#[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
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pub struct PlaylistSearchResponseEntry {
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pub position: SongPosition,
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pub id: SongId,
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pub priority: Option<Priority>,
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pub song_info: DbSongInfo,
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}
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impl CommandResponse for PlaylistSearchResponse {
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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 PlaylistSearch {
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type Request = PlaylistSearchRequest;
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type Response = PlaylistSearchResponse;
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}
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