Implement some more commands

src/commands.rs

@@ -7,6 +7,7 @@ mod client_to_client;
 mod controlling_playback;
 mod playback_options;
 mod querying_mpd_status;
+mod queue;
 
 pub use querying_mpd_status::clearerror::ClearError;
 pub use querying_mpd_status::idle::Idle;

src/commands/audio_output_devices/outputs.rs

@@ -29,7 +29,7 @@ impl Command for Outputs {
     }
 
     fn parse_response(
-        parts: ResponseAttributes<'_>,
+        _parts: ResponseAttributes<'_>,
     ) -> Result<Self::Response, ResponseParserError> {
         unimplemented!()
     }

src/commands/client_to_client/readmessages.rs

@@ -87,4 +87,4 @@ mod tests {
             })
         );
     }
-}
+}

src/commands/playback_options/getvol.rs

@@ -15,7 +15,7 @@ impl Command for GetVol {
     }
 
     fn parse_response(
-        parts: ResponseAttributes<'_>,
+        _parts: ResponseAttributes<'_>,
     ) -> Result<Self::Response, ResponseParserError> {
         unimplemented!()
         // let volume = get_property!(parts, Volume, "volume");

src/commands/querying_mpd_status/clearerror.rs

@@ -2,6 +2,7 @@ use crate::commands::{
     Command, Request, RequestParserResult, ResponseAttributes, ResponseParserError,
 };
 
+/// Clears the current error message in status (this is also accomplished by any command that starts playback)
 pub struct ClearError;
 
 impl Command for ClearError {

src/commands/querying_mpd_status/currentsong.rs

@@ -4,6 +4,7 @@ use crate::commands::{
     Command, Request, RequestParserResult, ResponseAttributes, ResponseParserError,
 };
 
+/// Displays the song info of the current song (same song that is identified in status)
 pub struct CurrentSong;
 
 #[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
@@ -20,7 +21,7 @@ impl Command for CurrentSong {
     }
 
     fn parse_response(
-        parts: ResponseAttributes<'_>,
+        _parts: ResponseAttributes<'_>,
     ) -> Result<Self::Response, ResponseParserError> {
         unimplemented!()
     }

src/commands/queue.rs

@@ -0,0 +1,22 @@
+pub mod add;
+pub mod addid;
+pub mod addtagid;
+pub mod clear;
+pub mod cleartagid;
+pub mod delete;
+pub mod deleteid;
+pub mod move_;
+pub mod moveid;
+pub mod playlist;
+pub mod playlistfind;
+pub mod playlistid;
+pub mod playlistinfo;
+pub mod playlistsearch;
+pub mod plchanges;
+pub mod plchangesposid;
+pub mod prio;
+pub mod prioid;
+pub mod rangeid;
+pub mod shuffle;
+pub mod swap;
+pub mod swapid;

src/commands/queue/add.rs

@@ -0,0 +1,40 @@
+use crate::{
+    commands::{
+        Command, Request, RequestParserError, RequestParserResult, ResponseAttributes,
+        ResponseParserError,
+    },
+    common::SongPosition,
+};
+
+pub struct Add;
+
+impl Command for Add {
+    type Response = ();
+    const COMMAND: &'static str = "add";
+
+    fn parse_request(mut parts: std::str::SplitWhitespace<'_>) -> RequestParserResult<'_> {
+        let uri = match parts.next() {
+            Some(s) => s,
+            None => return Err(RequestParserError::UnexpectedEOF),
+        };
+
+        let position = match parts.next() {
+            Some(s) => Some(
+                s.parse::<SongPosition>()
+                    .map_err(|_| RequestParserError::SyntaxError(1, s.to_owned()))?,
+            ),
+            None => None,
+        };
+
+        debug_assert!(parts.next().is_none());
+
+        Ok((Request::Add(uri.to_string(), position), ""))
+    }
+
+    fn parse_response(
+        parts: ResponseAttributes<'_>,
+    ) -> Result<Self::Response, ResponseParserError> {
+        debug_assert!(parts.is_empty());
+        Ok(())
+    }
+}

src/commands/queue/addid.rs

@@ -0,0 +1,55 @@
+use crate::{
+    commands::{
+        Command, GenericResponseValue, Request, RequestParserError, RequestParserResult,
+        ResponseAttributes, ResponseParserError,
+    },
+    common::{SongId, SongPosition},
+};
+
+pub struct AddId;
+
+pub struct AddIdResponse {
+    pub id: SongId,
+}
+
+impl Command for AddId {
+    type Response = AddIdResponse;
+    const COMMAND: &'static str = "addid";
+
+    fn parse_request(mut parts: std::str::SplitWhitespace<'_>) -> RequestParserResult<'_> {
+        let uri = match parts.next() {
+            Some(s) => s,
+            None => return Err(RequestParserError::UnexpectedEOF),
+        };
+
+        let position = match parts.next() {
+            Some(s) => Some(
+                s.parse::<SongPosition>()
+                    .map_err(|_| RequestParserError::SyntaxError(1, s.to_owned()))?,
+            ),
+            None => None,
+        };
+
+        debug_assert!(parts.next().is_none());
+
+        Ok((Request::AddId(uri.to_string(), position), ""))
+    }
+
+    fn parse_response(
+        parts: ResponseAttributes<'_>,
+    ) -> Result<Self::Response, ResponseParserError> {
+        let parts: Vec<_> = parts.into();
+        let (key, value) = parts.first().ok_or(ResponseParserError::UnexpectedEOF)?;
+        debug_assert!(key == &"Id");
+        let value = match value {
+            GenericResponseValue::Text(value) => value,
+            GenericResponseValue::Binary(_) => {
+                return Err(ResponseParserError::UnexpectedPropertyType("Id", "Binary"))
+            }
+        };
+        let id = value
+            .parse()
+            .map_err(|_| ResponseParserError::InvalidProperty("Id", value.to_owned()))?;
+        Ok(AddIdResponse { id })
+    }
+}

src/commands/queue/addtagid.rs

@@ -0,0 +1,41 @@
+use crate::{
+    commands::{
+        Command, RequestParserError, RequestParserResult, ResponseAttributes, ResponseParserError,
+    },
+    Request,
+};
+
+pub struct AddTagId;
+
+impl Command for AddTagId {
+    type Response = ();
+    const COMMAND: &'static str = "addtagid";
+
+    fn parse_request(mut parts: std::str::SplitWhitespace<'_>) -> RequestParserResult<'_> {
+        let songid = parts.next().ok_or(RequestParserError::UnexpectedEOF)?;
+        let songid = songid
+            .parse()
+            .map_err(|_| RequestParserError::SyntaxError(0, songid.to_string()))?;
+
+        let tag_name = parts.next().ok_or(RequestParserError::UnexpectedEOF)?;
+        let tag_name = tag_name
+            .parse()
+            .map_err(|_| RequestParserError::SyntaxError(0, tag_name.to_string()))?;
+
+        let tag_value = parts.next().ok_or(RequestParserError::UnexpectedEOF)?;
+        let tag_value = tag_value
+            .parse()
+            .map_err(|_| RequestParserError::SyntaxError(0, tag_value.to_string()))?;
+
+        debug_assert!(parts.next().is_none());
+
+        Ok((Request::AddTagId(songid, tag_name, tag_value), ""))
+    }
+
+    fn parse_response(
+        parts: ResponseAttributes<'_>,
+    ) -> Result<Self::Response, ResponseParserError> {
+        debug_assert!(parts.is_empty());
+        Ok(())
+    }
+}

src/commands/queue/clear.rs

@@ -0,0 +1,22 @@
+use crate::commands::{
+    Command, Request, RequestParserResult, ResponseAttributes, ResponseParserError,
+};
+
+pub struct Clear;
+
+impl Command for Clear {
+    type Response = ();
+    const COMMAND: &'static str = "clear";
+
+    fn parse_request(mut parts: std::str::SplitWhitespace<'_>) -> RequestParserResult<'_> {
+        debug_assert!(parts.next().is_none());
+        Ok((Request::Clear, ""))
+    }
+
+    fn parse_response(
+        parts: ResponseAttributes<'_>,
+    ) -> Result<Self::Response, ResponseParserError> {
+        debug_assert!(parts.is_empty());
+        Ok(())
+    }
+}

src/commands/queue/cleartagid.rs

@@ -0,0 +1,36 @@
+use crate::{
+    commands::{
+        Command, RequestParserError, RequestParserResult, ResponseAttributes, ResponseParserError,
+    },
+    Request,
+};
+
+pub struct ClearTagId;
+
+impl Command for ClearTagId {
+    type Response = ();
+    const COMMAND: &'static str = "cleartagid";
+
+    fn parse_request(mut parts: std::str::SplitWhitespace<'_>) -> RequestParserResult<'_> {
+        let songid = parts.next().ok_or(RequestParserError::UnexpectedEOF)?;
+        let songid = songid
+            .parse()
+            .map_err(|_| RequestParserError::SyntaxError(0, songid.to_string()))?;
+
+        let tag_name = parts.next().ok_or(RequestParserError::UnexpectedEOF)?;
+        let tag_name = tag_name
+            .parse()
+            .map_err(|_| RequestParserError::SyntaxError(0, tag_name.to_string()))?;
+
+        debug_assert!(parts.next().is_none());
+
+        Ok((Request::ClearTagId(songid, tag_name), ""))
+    }
+
+    fn parse_response(
+        parts: ResponseAttributes<'_>,
+    ) -> Result<Self::Response, ResponseParserError> {
+        debug_assert!(parts.is_empty());
+        Ok(())
+    }
+}

src/commands/queue/delete.rs

@@ -0,0 +1,33 @@
+use std::str::FromStr;
+
+use crate::{
+    commands::{
+        Command, RequestParserError, RequestParserResult, ResponseAttributes, ResponseParserError,
+    },
+    common::OneOrRange,
+    Request,
+};
+
+pub struct Delete;
+
+impl Command for Delete {
+    type Response = ();
+    const COMMAND: &'static str = "delete";
+
+    fn parse_request(mut parts: std::str::SplitWhitespace<'_>) -> RequestParserResult<'_> {
+        let pos_or_range = parts.next().ok_or(RequestParserError::UnexpectedEOF)?;
+        let one_or_range = OneOrRange::from_str(pos_or_range)
+            .map_err(|_| RequestParserError::SyntaxError(0, pos_or_range.to_string()))?;
+
+        debug_assert!(parts.next().is_none());
+
+        Ok((Request::Delete(one_or_range), ""))
+    }
+
+    fn parse_response(
+        parts: ResponseAttributes<'_>,
+    ) -> Result<Self::Response, ResponseParserError> {
+        debug_assert!(parts.is_empty());
+        Ok(())
+    }
+}

src/commands/queue/deleteid.rs

@@ -0,0 +1,31 @@
+use crate::{
+    commands::{
+        Command, RequestParserError, RequestParserResult, ResponseAttributes, ResponseParserError,
+    },
+    Request,
+};
+
+pub struct DeleteId;
+
+impl Command for DeleteId {
+    type Response = ();
+    const COMMAND: &'static str = "deleteid";
+
+    fn parse_request(mut parts: std::str::SplitWhitespace<'_>) -> RequestParserResult<'_> {
+        let id = parts.next().ok_or(RequestParserError::UnexpectedEOF)?;
+        let id = id
+            .parse()
+            .map_err(|_| RequestParserError::SyntaxError(0, id.to_string()))?;
+
+        debug_assert!(parts.next().is_none());
+
+        Ok((Request::DeleteId(id), ""))
+    }
+
+    fn parse_response(
+        parts: ResponseAttributes<'_>,
+    ) -> Result<Self::Response, ResponseParserError> {
+        debug_assert!(parts.is_empty());
+        Ok(())
+    }
+}

src/commands/queue/move_.rs

@@ -0,0 +1,36 @@
+use crate::{
+    commands::{
+        Command, RequestParserError, RequestParserResult, ResponseAttributes, ResponseParserError,
+    },
+    Request,
+};
+
+pub struct Move;
+
+impl Command for Move {
+    type Response = ();
+    const COMMAND: &'static str = "move";
+
+    fn parse_request(mut parts: std::str::SplitWhitespace<'_>) -> RequestParserResult<'_> {
+        let from_or_range = parts.next().ok_or(RequestParserError::UnexpectedEOF)?;
+        let from_or_range = from_or_range
+            .parse()
+            .map_err(|_| RequestParserError::SyntaxError(0, from_or_range.to_string()))?;
+
+        let to = parts.next().ok_or(RequestParserError::UnexpectedEOF)?;
+        let to = to
+            .parse()
+            .map_err(|_| RequestParserError::SyntaxError(0, to.to_string()))?;
+
+        debug_assert!(parts.next().is_none());
+
+        Ok((Request::Move(from_or_range, to), ""))
+    }
+
+    fn parse_response(
+        parts: ResponseAttributes<'_>,
+    ) -> Result<Self::Response, ResponseParserError> {
+        debug_assert!(parts.is_empty());
+        Ok(())
+    }
+}

src/commands/queue/moveid.rs

@@ -0,0 +1,36 @@
+use crate::{
+    commands::{
+        Command, RequestParserError, RequestParserResult, ResponseAttributes, ResponseParserError,
+    },
+    Request,
+};
+
+pub struct MoveId;
+
+impl Command for MoveId {
+    type Response = ();
+    const COMMAND: &'static str = "moveid";
+
+    fn parse_request(mut parts: std::str::SplitWhitespace<'_>) -> RequestParserResult<'_> {
+        let id = parts.next().ok_or(RequestParserError::UnexpectedEOF)?;
+        let id = id
+            .parse()
+            .map_err(|_| RequestParserError::SyntaxError(0, id.to_string()))?;
+
+        let to = parts.next().ok_or(RequestParserError::UnexpectedEOF)?;
+        let to = to
+            .parse()
+            .map_err(|_| RequestParserError::SyntaxError(0, to.to_string()))?;
+
+        debug_assert!(parts.next().is_none());
+
+        Ok((Request::MoveId(id, to), ""))
+    }
+
+    fn parse_response(
+        parts: ResponseAttributes<'_>,
+    ) -> Result<Self::Response, ResponseParserError> {
+        debug_assert!(parts.is_empty());
+        Ok(())
+    }
+}

src/commands/queue/playlist.rs

@@ -0,0 +1,22 @@
+use crate::{
+    commands::{Command, RequestParserResult, ResponseAttributes, ResponseParserError},
+    Request,
+};
+
+pub struct Playlist;
+
+impl Command for Playlist {
+    type Response = ();
+    const COMMAND: &'static str = "playlist";
+
+    fn parse_request(mut parts: std::str::SplitWhitespace<'_>) -> RequestParserResult<'_> {
+        debug_assert!(parts.next().is_none());
+        Ok((Request::Playlist, ""))
+    }
+
+    fn parse_response(
+        _parts: ResponseAttributes<'_>,
+    ) -> Result<Self::Response, ResponseParserError> {
+        unimplemented!()
+    }
+}

src/commands/queue/playlistfind.rs

@@ -0,0 +1,49 @@
+use crate::{
+    commands::{
+        Command, RequestParserError, RequestParserResult, ResponseAttributes, ResponseParserError,
+    },
+    Request,
+};
+
+pub struct PlaylistFind;
+
+impl Command for PlaylistFind {
+    type Response = ();
+    const COMMAND: &'static str = "playlistfind";
+
+    fn parse_request(mut parts: std::str::SplitWhitespace<'_>) -> RequestParserResult<'_> {
+        let filter = parts.next().ok_or(RequestParserError::UnexpectedEOF)?;
+        let filter = filter.to_string();
+
+        let mut sort_or_window = parts.next();
+        let mut sort = None;
+        if let Some("sort") = sort_or_window {
+            sort = Some(
+                parts
+                    .next()
+                    .ok_or(RequestParserError::UnexpectedEOF)?
+                    .to_string(),
+            );
+            sort_or_window = parts.next();
+        }
+
+        let mut window = None;
+        if let Some("window") = sort_or_window {
+            let w = parts.next().ok_or(RequestParserError::UnexpectedEOF)?;
+            window = Some(
+                w.parse()
+                    .map_err(|_| RequestParserError::SyntaxError(0, w.to_string()))?,
+            );
+        }
+
+        debug_assert!(parts.next().is_none());
+
+        Ok((Request::PlaylistFind(filter, sort, window), ""))
+    }
+
+    fn parse_response(
+        _parts: ResponseAttributes<'_>,
+    ) -> Result<Self::Response, ResponseParserError> {
+        unimplemented!()
+    }
+}

src/commands/queue/playlistid.rs

@@ -0,0 +1,30 @@
+use crate::{
+    commands::{
+        Command, RequestParserError, RequestParserResult, ResponseAttributes, ResponseParserError,
+    },
+    Request,
+};
+
+pub struct PlaylistId;
+
+impl Command for PlaylistId {
+    type Response = ();
+    const COMMAND: &'static str = "playlistid";
+
+    fn parse_request(mut parts: std::str::SplitWhitespace<'_>) -> RequestParserResult<'_> {
+        let id = parts.next().ok_or(RequestParserError::UnexpectedEOF)?;
+        let id = id
+            .parse()
+            .map_err(|_| RequestParserError::SyntaxError(0, id.to_string()))?;
+
+        debug_assert!(parts.next().is_none());
+
+        Ok((Request::PlaylistId(id), ""))
+    }
+
+    fn parse_response(
+        _parts: ResponseAttributes<'_>,
+    ) -> Result<Self::Response, ResponseParserError> {
+        unimplemented!()
+    }
+}

src/commands/queue/playlistinfo.rs

@@ -0,0 +1,33 @@
+use crate::{
+    commands::{
+        Command, RequestParserError, RequestParserResult, ResponseAttributes, ResponseParserError,
+    },
+    Request,
+};
+
+pub struct PlaylistInfo;
+
+impl Command for PlaylistInfo {
+    type Response = ();
+    const COMMAND: &'static str = "playlistinfo";
+
+    fn parse_request(mut parts: std::str::SplitWhitespace<'_>) -> RequestParserResult<'_> {
+        let one_or_range = parts
+            .next()
+            .map(|s| {
+                s.parse()
+                    .map_err(|_| RequestParserError::SyntaxError(0, s.to_string()))
+            })
+            .transpose()?;
+
+        debug_assert!(parts.next().is_none());
+
+        Ok((Request::PlaylistInfo(one_or_range), ""))
+    }
+
+    fn parse_response(
+        _parts: ResponseAttributes<'_>,
+    ) -> Result<Self::Response, ResponseParserError> {
+        unimplemented!()
+    }
+}

src/commands/queue/playlistsearch.rs

@@ -0,0 +1,51 @@
+use crate::{
+    commands::{
+        Command, RequestParserError, RequestParserResult, ResponseAttributes, ResponseParserError,
+    },
+    Request,
+};
+
+pub struct PlaylistSearch;
+
+impl Command for PlaylistSearch {
+    type Response = ();
+    const COMMAND: &'static str = "playlistsearch";
+
+    fn parse_request(mut parts: std::str::SplitWhitespace<'_>) -> RequestParserResult<'_> {
+        let filter = parts.next().ok_or(RequestParserError::UnexpectedEOF)?;
+        let filter = filter
+            .parse()
+            .map_err(|_| RequestParserError::SyntaxError(0, filter.to_string()))?;
+
+        let mut sort_or_window = parts.next();
+        let mut sort = None;
+        if let Some("sort") = sort_or_window {
+            sort = Some(
+                parts
+                    .next()
+                    .ok_or(RequestParserError::UnexpectedEOF)?
+                    .to_string(),
+            );
+            sort_or_window = parts.next();
+        }
+
+        let mut window = None;
+        if let Some("window") = sort_or_window {
+            let w = parts.next().ok_or(RequestParserError::UnexpectedEOF)?;
+            window = Some(
+                w.parse()
+                    .map_err(|_| RequestParserError::SyntaxError(0, w.to_string()))?,
+            );
+        }
+
+        debug_assert!(parts.next().is_none());
+
+        Ok((Request::PlaylistSearch(filter, sort, window), ""))
+    }
+
+    fn parse_response(
+        _parts: ResponseAttributes<'_>,
+    ) -> Result<Self::Response, ResponseParserError> {
+        unimplemented!()
+    }
+}

src/commands/queue/plchanges.rs

@@ -0,0 +1,38 @@
+use crate::{
+    commands::{
+        Command, RequestParserError, RequestParserResult, ResponseAttributes, ResponseParserError,
+    },
+    Request,
+};
+
+pub struct PlChanges;
+
+impl Command for PlChanges {
+    type Response = ();
+    const COMMAND: &'static str = "plchanges";
+
+    fn parse_request(mut parts: std::str::SplitWhitespace<'_>) -> RequestParserResult<'_> {
+        let version = parts.next().ok_or(RequestParserError::UnexpectedEOF)?;
+        let version = version
+            .parse()
+            .map_err(|_| RequestParserError::SyntaxError(0, version.to_string()))?;
+
+        let window = parts
+            .next()
+            .map(|w| {
+                w.parse()
+                    .map_err(|_| RequestParserError::SyntaxError(0, w.to_string()))
+            })
+            .transpose()?;
+
+        debug_assert!(parts.next().is_none());
+
+        Ok((Request::PlChanges(version, window), ""))
+    }
+
+    fn parse_response(
+        parts: ResponseAttributes<'_>,
+    ) -> Result<Self::Response, ResponseParserError> {
+        unimplemented!()
+    }
+}

src/commands/queue/plchangesposid.rs

@@ -0,0 +1,38 @@
+use crate::{
+    commands::{
+        Command, RequestParserError, RequestParserResult, ResponseAttributes, ResponseParserError,
+    },
+    Request,
+};
+
+pub struct PlChangesPosId;
+
+impl Command for PlChangesPosId {
+    type Response = ();
+    const COMMAND: &'static str = "plchangesposid";
+
+    fn parse_request(mut parts: std::str::SplitWhitespace<'_>) -> RequestParserResult<'_> {
+        let version = parts.next().ok_or(RequestParserError::UnexpectedEOF)?;
+        let version = version
+            .parse()
+            .map_err(|_| RequestParserError::SyntaxError(0, version.to_string()))?;
+
+        let window = parts
+            .next()
+            .map(|w| {
+                w.parse()
+                    .map_err(|_| RequestParserError::SyntaxError(0, w.to_string()))
+            })
+            .transpose()?;
+
+        debug_assert!(parts.next().is_none());
+
+        Ok((Request::PlChangesPosId(version, window), ""))
+    }
+
+    fn parse_response(
+        parts: ResponseAttributes<'_>,
+    ) -> Result<Self::Response, ResponseParserError> {
+        unimplemented!()
+    }
+}

src/commands/queue/prio.rs

@@ -0,0 +1,36 @@
+use crate::{
+    commands::{
+        Command, RequestParserError, RequestParserResult, ResponseAttributes, ResponseParserError,
+    },
+    Request,
+};
+
+pub struct Prio;
+
+impl Command for Prio {
+    type Response = ();
+    const COMMAND: &'static str = "prio";
+
+    fn parse_request(mut parts: std::str::SplitWhitespace<'_>) -> RequestParserResult<'_> {
+        let prio = parts.next().ok_or(RequestParserError::UnexpectedEOF)?;
+        let prio = prio
+            .parse()
+            .map_err(|_| RequestParserError::SyntaxError(0, prio.to_string()))?;
+
+        let window = parts.next().ok_or(RequestParserError::UnexpectedEOF)?;
+        let window = window
+            .parse()
+            .map_err(|_| RequestParserError::SyntaxError(0, window.to_string()))?;
+
+        debug_assert!(parts.next().is_none());
+
+        Ok((Request::Prio(prio, window), ""))
+    }
+
+    fn parse_response(
+        parts: ResponseAttributes<'_>,
+    ) -> Result<Self::Response, ResponseParserError> {
+        debug_assert!(parts.is_empty());
+        Ok(())
+    }
+}

src/commands/queue/prioid.rs

@@ -0,0 +1,41 @@
+use crate::{
+    commands::{
+        Command, RequestParserError, RequestParserResult, ResponseAttributes, ResponseParserError,
+    },
+    Request,
+};
+
+pub struct PrioId;
+
+impl Command for PrioId {
+    type Response = ();
+    const COMMAND: &'static str = "prioid";
+
+    fn parse_request(mut parts: std::str::SplitWhitespace<'_>) -> RequestParserResult<'_> {
+        let prio = parts.next().ok_or(RequestParserError::UnexpectedEOF)?;
+        let prio = prio
+            .parse()
+            .map_err(|_| RequestParserError::SyntaxError(0, prio.to_string()))?;
+
+        let songids = parts.next().ok_or(RequestParserError::UnexpectedEOF)?;
+        // TODO: This is just a guess to satisfy compilation, double check it
+        let songids = songids
+            .split(',')
+            .map(|s| {
+                s.parse()
+                    .map_err(|_| RequestParserError::SyntaxError(0, s.to_string()))
+            })
+            .collect::<Result<Vec<u32>, RequestParserError>>()?;
+
+        debug_assert!(parts.next().is_none());
+
+        Ok((Request::PrioId(prio, songids), ""))
+    }
+
+    fn parse_response(
+        parts: ResponseAttributes<'_>,
+    ) -> Result<Self::Response, ResponseParserError> {
+        debug_assert!(parts.is_empty());
+        Ok(())
+    }
+}

src/commands/queue/rangeid.rs

@@ -0,0 +1,36 @@
+use crate::{
+    commands::{
+        Command, RequestParserError, RequestParserResult, ResponseAttributes, ResponseParserError,
+    },
+    Request,
+};
+
+pub struct RangeId;
+
+impl Command for RangeId {
+    type Response = ();
+    const COMMAND: &'static str = "rangeid";
+
+    fn parse_request(mut parts: std::str::SplitWhitespace<'_>) -> RequestParserResult<'_> {
+        let songid = parts.next().ok_or(RequestParserError::UnexpectedEOF)?;
+        let songid = songid
+            .parse()
+            .map_err(|_| RequestParserError::SyntaxError(0, songid.to_string()))?;
+
+        let timeinterval = parts.next().ok_or(RequestParserError::UnexpectedEOF)?;
+        let timeinterval = timeinterval
+            .parse()
+            .map_err(|_| RequestParserError::SyntaxError(0, timeinterval.to_string()))?;
+
+        debug_assert!(parts.next().is_none());
+
+        Ok((Request::RangeId(songid, timeinterval), ""))
+    }
+
+    fn parse_response(
+        parts: ResponseAttributes<'_>,
+    ) -> Result<Self::Response, ResponseParserError> {
+        debug_assert!(parts.is_empty());
+        Ok(())
+    }
+}

src/commands/queue/shuffle.rs

@@ -0,0 +1,35 @@
+use crate::{
+    commands::{
+        Command, RequestParserError, RequestParserResult, ResponseAttributes, ResponseParserError,
+    },
+    Request,
+};
+
+pub struct Shuffle;
+
+impl Command for Shuffle {
+    type Response = ();
+    const COMMAND: &'static str = "shuffle";
+
+    fn parse_request(mut parts: std::str::SplitWhitespace<'_>) -> RequestParserResult<'_> {
+        let range = parts
+            .next()
+            .map(|range| {
+                range
+                    .parse()
+                    .map_err(|_| RequestParserError::SyntaxError(0, range.to_string()))
+            })
+            .transpose()?;
+
+        debug_assert!(parts.next().is_none());
+
+        Ok((Request::Shuffle(range), ""))
+    }
+
+    fn parse_response(
+        parts: ResponseAttributes<'_>,
+    ) -> Result<Self::Response, ResponseParserError> {
+        debug_assert!(parts.is_empty());
+        Ok(())
+    }
+}

src/commands/queue/swap.rs

@@ -0,0 +1,36 @@
+use crate::{
+    commands::{
+        Command, RequestParserError, RequestParserResult, ResponseAttributes, ResponseParserError,
+    },
+    Request,
+};
+
+pub struct Swap;
+
+impl Command for Swap {
+    type Response = ();
+    const COMMAND: &'static str = "swap";
+
+    fn parse_request(mut parts: std::str::SplitWhitespace<'_>) -> RequestParserResult<'_> {
+        let songpos1 = parts.next().ok_or(RequestParserError::UnexpectedEOF)?;
+        let songpos1 = songpos1
+            .parse()
+            .map_err(|_| RequestParserError::SyntaxError(0, songpos1.to_string()))?;
+
+        let songpos2 = parts.next().ok_or(RequestParserError::UnexpectedEOF)?;
+        let songpos2 = songpos2
+            .parse()
+            .map_err(|_| RequestParserError::SyntaxError(0, songpos2.to_string()))?;
+
+        debug_assert!(parts.next().is_none());
+
+        Ok((Request::Swap(songpos1, songpos2), ""))
+    }
+
+    fn parse_response(
+        parts: ResponseAttributes<'_>,
+    ) -> Result<Self::Response, ResponseParserError> {
+        debug_assert!(parts.is_empty());
+        Ok(())
+    }
+}

src/commands/queue/swapid.rs

@@ -0,0 +1,36 @@
+use crate::{
+    commands::{
+        Command, RequestParserError, RequestParserResult, ResponseAttributes, ResponseParserError,
+    },
+    Request,
+};
+
+pub struct SwapId;
+
+impl Command for SwapId {
+    type Response = ();
+    const COMMAND: &'static str = "swapid";
+
+    fn parse_request(mut parts: std::str::SplitWhitespace<'_>) -> RequestParserResult<'_> {
+        let songid1 = parts.next().ok_or(RequestParserError::UnexpectedEOF)?;
+        let songid1 = songid1
+            .parse()
+            .map_err(|_| RequestParserError::SyntaxError(0, songid1.to_string()))?;
+
+        let songid2 = parts.next().ok_or(RequestParserError::UnexpectedEOF)?;
+        let songid2 = songid2
+            .parse()
+            .map_err(|_| RequestParserError::SyntaxError(0, songid2.to_string()))?;
+
+        debug_assert!(parts.next().is_none());
+
+        Ok((Request::SwapId(songid1, songid2), ""))
+    }
+
+    fn parse_response(
+        parts: ResponseAttributes<'_>,
+    ) -> Result<Self::Response, ResponseParserError> {
+        debug_assert!(parts.is_empty());
+        Ok(())
+    }
+}

src/common.rs

@@ -3,11 +3,89 @@ use std::str::FromStr;
 use serde::{Deserialize, Serialize};
 
 pub type SongPosition = u32;
+
+#[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
+pub enum AbsouluteRelativeSongPosition {
+    Absolute(SongPosition),
+    RelativePlus(SongPosition),
+    RelativeMinus(SongPosition),
+}
+
+impl FromStr for AbsouluteRelativeSongPosition {
+    type Err = ();
+
+    fn from_str(s: &str) -> Result<Self, Self::Err> {
+        Ok(match s {
+            s if s.starts_with('+') => Self::RelativePlus(s[1..].parse().map_err(|_| ())?),
+            s if s.starts_with('-') => Self::RelativeMinus(s[1..].parse().map_err(|_| ())?),
+            s => Self::Absolute(s.parse().map_err(|_| ())?),
+        })
+    }
+}
+
 pub type SongId = u32;
 pub type Seconds = u32;
 pub type TimeWithFractions = f64;
-pub type OneOrRange = (SongPosition, Option<SongPosition>);
+
-pub type WindowRange = (Option<SongPosition>, Option<SongPosition>);
+#[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
+pub enum OneOrRange {
+    One(SongPosition),
+    Range(SongPosition, SongPosition),
+}
+
+impl FromStr for OneOrRange {
+    type Err = ();
+
+    fn from_str(s: &str) -> Result<Self, Self::Err> {
+        let mut parts = s.split(':');
+        let start = parts.next().ok_or(())?.parse().map_err(|_| ())?;
+        Ok(match parts.next() {
+            Some(end) => Self::Range(start, end.parse().map_err(|_| ())?),
+            None => Self::One(start),
+        })
+    }
+}
+
+#[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
+pub struct WindowRange {
+    pub start: SongPosition,
+    pub end: Option<SongPosition>,
+}
+
+impl FromStr for WindowRange {
+    type Err = ();
+
+    fn from_str(s: &str) -> Result<Self, Self::Err> {
+        let mut parts = s.split(':');
+        let start = parts.next().ok_or(())?.parse().map_err(|_| ())?;
+        let end = parts.next().map(|s| s.parse().map_err(|_| ()));
+        Ok(Self {
+            start,
+            end: end.transpose()?,
+        })
+    }
+}
+
+#[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
+pub struct TimeInterval {
+    pub start: Option<TimeWithFractions>,
+    pub end: Option<TimeWithFractions>,
+}
+
+impl FromStr for TimeInterval {
+    type Err = ();
+
+    fn from_str(s: &str) -> Result<Self, Self::Err> {
+        let mut parts = s.split(':');
+        let start = parts.next().map(|s| s.parse().map_err(|_| ()));
+        let end = parts.next().map(|s| s.parse().map_err(|_| ()));
+        Ok(Self {
+            start: start.transpose()?,
+            end: end.transpose()?,
+        })
+    }
+}
+
 pub type Priority = u8;
 pub type PlaylistName = String;
 pub type Offset = u32;

src/request.rs

@@ -52,12 +52,14 @@ pub enum Request {
     Clear,
     Delete(OneOrRange),
     DeleteId(SongId),
-    Move(OneOrRange, SongPosition),
+    // TODO: account for relative moves
-    MoveId(SongId, SongPosition),
+    Move(OneOrRange, AbsouluteRelativeSongPosition),
+    // TODO: account for relative moves
+    MoveId(SongId, AbsouluteRelativeSongPosition),
     Playlist,
     PlaylistFind(Filter, Option<Sort>, Option<WindowRange>),
     PlaylistId(SongId),
-    PlaylistInfo(OneOrRange),
+    PlaylistInfo(Option<OneOrRange>),
     PlaylistSearch(Filter, Option<Sort>, Option<WindowRange>),
     // TODO: which type of range?
     PlChanges(Version, Option<WindowRange>),
@@ -66,7 +68,7 @@ pub enum Request {
     // TODO: which type of range?
     Prio(Priority, WindowRange),
     PrioId(Priority, Vec<SongId>),
-    RangeId(SongId, WindowRange),
+    RangeId(SongId, TimeInterval),
     Shuffle(Option<OneOrRange>),
     Swap(SongPosition, SongPosition),
     SwapId(SongId, SongId),