67 lines
1.7 KiB
Rust
67 lines
1.7 KiB
Rust
use serde::{Deserialize, Serialize};
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use crate::{
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commands::{Command, CommandRequest, RequestParserError, empty_command_response},
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common::types::{SongPosition, Uri},
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request_tokenizer::RequestTokenizer,
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};
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pub struct Add;
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#[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
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pub struct AddRequest {
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uri: Uri,
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position: Option<SongPosition>,
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}
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impl CommandRequest<'_> for AddRequest {
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const COMMAND: &'static str = "add";
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fn into_request_enum(self) -> crate::Request {
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crate::Request::Add(self.uri, self.position)
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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::Add(uri, position) => Some(AddRequest { uri, position }),
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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.position {
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Some(position) => format!("{} {} {}", Self::COMMAND, self.uri, position),
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None => format!("{} {}", Self::COMMAND, self.uri),
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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 uri = match parts.next() {
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Some(s) => s,
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None => return Err(RequestParserError::UnexpectedEOF),
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};
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let position = match parts.next() {
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Some(s) => Some(
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s.parse::<SongPosition>()
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.map_err(|_| RequestParserError::SyntaxError(1, s.to_owned()))?,
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),
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None => None,
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};
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debug_assert!(parts.next().is_none());
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Ok(AddRequest {
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uri: uri.to_string(),
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position,
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})
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}
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}
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empty_command_response!(Add);
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impl Command<'_, '_> for Add {
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type Request = AddRequest;
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type Response = AddResponse;
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}
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