WIP: async mpv socket de/muxing broker thingamabob
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GPG Key ID:
9F2F7D8250F35146
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@ -8,11 +8,19 @@ homepage = "https://gitlab.com/mpv-ipc/mpvipc"
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repository = "https://gitlab.com/mpv-ipc/mpvipc"
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documentation = "https://docs.rs/mpvipc/"
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edition = "2021"
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rust-version = "1.75"
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[dependencies]
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serde_json = "1.0.104"
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log = "0.4.19"
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serde = { version = "1.0.197", features = ["derive"] }
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# TODO: downscale features once implementation is stable
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tokio = { version = "1.37.0", features = ["full"] }
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tokio-util = { version = "0.7.10", features = ["codec"] }
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futures = "0.3.30"
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[dev-dependencies]
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env_logger = "0.10.0"
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[lib]
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doctest = false
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@ -1,15 +1,16 @@
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use env_logger;
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use mpvipc::{Error as MpvError, Mpv};
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fn main() -> Result<(), MpvError> {
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#[tokio::main]
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async fn main() -> Result<(), MpvError> {
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env_logger::init();
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let mpv = Mpv::connect("/tmp/mpv.sock")?;
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let meta = mpv.get_metadata()?;
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let mpv = Mpv::connect("/tmp/mpv.sock").await?;
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let meta = mpv.get_metadata().await?;
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println!("metadata: {:?}", meta);
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let playlist = mpv.get_playlist()?;
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let playlist = mpv.get_playlist().await?;
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println!("playlist: {:?}", playlist);
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let playback_time: f64 = mpv.get_property("playback-time")?;
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let playback_time: f64 = mpv.get_property("playback-time").await?;
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println!("playback-time: {}", playback_time);
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Ok(())
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}
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@ -11,58 +11,60 @@ fn seconds_to_hms(total: f64) -> String {
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format!("{:02}:{:02}:{:02}", hours, minutes, seconds)
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}
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fn main() -> Result<(), Error> {
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#[tokio::main]
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async fn main() -> Result<(), Error> {
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env_logger::init();
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let mut mpv = Mpv::connect("/tmp/mpv.sock")?;
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let mut mpv = Mpv::connect("/tmp/mpv.sock").await?;
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let mut pause = false;
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let mut playback_time = std::f64::NAN;
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let mut duration = std::f64::NAN;
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mpv.observe_property(1, "path")?;
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mpv.observe_property(2, "pause")?;
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mpv.observe_property(3, "playback-time")?;
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mpv.observe_property(4, "duration")?;
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mpv.observe_property(5, "metadata")?;
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mpv.observe_property(1, "path").await?;
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mpv.observe_property(2, "pause").await?;
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mpv.observe_property(3, "playback-time").await?;
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mpv.observe_property(4, "duration").await?;
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mpv.observe_property(5, "metadata").await?;
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loop {
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let event = mpv.event_listen()?;
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match event {
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Event::PropertyChange { id: _, property } => match property {
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Property::Path(Some(value)) => println!("\nPlaying: {}[K", value),
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Property::Path(None) => (),
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Property::Pause(value) => pause = value,
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Property::PlaybackTime(Some(value)) => playback_time = value,
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Property::PlaybackTime(None) => playback_time = std::f64::NAN,
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Property::Duration(Some(value)) => duration = value,
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Property::Duration(None) => duration = std::f64::NAN,
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Property::Metadata(Some(value)) => {
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println!("File tags:[K");
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if let Some(MpvDataType::String(value)) = value.get("ARTIST") {
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println!(" Artist: {}[K", value);
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}
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if let Some(MpvDataType::String(value)) = value.get("ALBUM") {
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println!(" Album: {}[K", value);
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}
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if let Some(MpvDataType::String(value)) = value.get("TITLE") {
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println!(" Title: {}[K", value);
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}
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if let Some(MpvDataType::String(value)) = value.get("TRACK") {
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println!(" Track: {}[K", value);
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}
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}
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Property::Metadata(None) => (),
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Property::Unknown { name: _, data: _ } => (),
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},
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Event::Shutdown => return Ok(()),
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Event::Unimplemented => panic!("Unimplemented event"),
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_ => (),
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}
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print!(
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"{}{} / {} ({:.0}%)[K\r",
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if pause { "(Paused) " } else { "" },
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seconds_to_hms(playback_time),
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seconds_to_hms(duration),
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100. * playback_time / duration
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);
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io::stdout().flush().unwrap();
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// TODO:
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// let event = mpv.event_listen()?;
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// match event {
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// Event::PropertyChange { id: _, property } => match property {
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// Property::Path(Some(value)) => println!("\nPlaying: {}[K", value),
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// Property::Path(None) => (),
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// Property::Pause(value) => pause = value,
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// Property::PlaybackTime(Some(value)) => playback_time = value,
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// Property::PlaybackTime(None) => playback_time = std::f64::NAN,
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// Property::Duration(Some(value)) => duration = value,
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// Property::Duration(None) => duration = std::f64::NAN,
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// Property::Metadata(Some(value)) => {
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// println!("File tags:[K");
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// if let Some(MpvDataType::String(value)) = value.get("ARTIST") {
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// println!(" Artist: {}[K", value);
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// }
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// if let Some(MpvDataType::String(value)) = value.get("ALBUM") {
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// println!(" Album: {}[K", value);
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// }
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// if let Some(MpvDataType::String(value)) = value.get("TITLE") {
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// println!(" Title: {}[K", value);
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// }
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// if let Some(MpvDataType::String(value)) = value.get("TRACK") {
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// println!(" Track: {}[K", value);
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// }
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// }
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// Property::Metadata(None) => (),
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// Property::Unknown { name: _, data: _ } => (),
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// },
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// Event::Shutdown => return Ok(()),
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// Event::Unimplemented => panic!("Unimplemented event"),
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// _ => (),
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// }
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// print!(
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// "{}{} / {} ({:.0}%)[K\r",
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// if pause { "(Paused) " } else { "" },
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// seconds_to_hms(playback_time),
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// seconds_to_hms(duration),
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// 100. * playback_time / duration
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// );
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// io::stdout().flush().unwrap();
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}
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}
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752
src/api.rs
752
src/api.rs
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@ -1,14 +1,13 @@
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use serde::{Deserialize, Serialize};
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use serde_json::json;
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use std::collections::HashMap;
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use std::fmt::{self, Display};
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use std::io::{BufReader, Read};
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use std::os::unix::net::UnixStream;
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use crate::ipc::{
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get_mpv_property, get_mpv_property_string, listen, listen_raw, observe_mpv_property,
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run_mpv_command, set_mpv_property, unobserve_mpv_property,
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use serde_json::Value;
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use std::{
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collections::HashMap,
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fmt::{self, Display},
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};
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use tokio::{net::UnixStream, sync::oneshot};
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use crate::ipc::{MpvIpc, MpvIpcCommand, MpvIpcResponse};
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use crate::message_parser::TypeHandler;
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#[derive(Debug, Clone, Serialize, Deserialize)]
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pub enum Event {
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@ -80,6 +79,10 @@ pub enum MpvCommand {
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Unobserve(isize),
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}
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trait IntoRawCommandPart {
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fn into_raw_command_part(self) -> String;
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}
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#[derive(Debug, Clone, Serialize, Deserialize)]
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pub enum MpvDataType {
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Array(Vec<MpvDataType>),
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@ -99,12 +102,31 @@ pub enum NumberChangeOptions {
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Decrease,
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}
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impl IntoRawCommandPart for NumberChangeOptions {
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fn into_raw_command_part(self) -> String {
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match self {
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NumberChangeOptions::Absolute => "absolute".to_string(),
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NumberChangeOptions::Increase => "increase".to_string(),
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NumberChangeOptions::Decrease => "decrease".to_string(),
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}
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}
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}
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#[derive(Debug, Clone, Copy, Serialize, Deserialize)]
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pub enum PlaylistAddOptions {
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Replace,
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Append,
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}
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impl IntoRawCommandPart for PlaylistAddOptions {
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fn into_raw_command_part(self) -> String {
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match self {
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PlaylistAddOptions::Replace => "replace".to_string(),
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PlaylistAddOptions::Append => "append".to_string(),
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}
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}
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}
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#[derive(Debug, Clone, Copy, Serialize, Deserialize)]
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pub enum PlaylistAddTypeOptions {
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File,
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@ -119,6 +141,17 @@ pub enum SeekOptions {
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AbsolutePercent,
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}
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impl IntoRawCommandPart for SeekOptions {
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fn into_raw_command_part(self) -> String {
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match self {
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SeekOptions::Relative => "relative".to_string(),
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SeekOptions::Absolute => "absolute".to_string(),
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SeekOptions::RelativePercent => "relative-percent".to_string(),
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SeekOptions::AbsolutePercent => "absolute-percent".to_string(),
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}
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}
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}
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#[derive(Debug, Clone, Copy, Serialize, Deserialize)]
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pub enum Switch {
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On,
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@ -126,7 +159,7 @@ pub enum Switch {
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Toggle,
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}
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#[derive(Debug, Clone, Serialize, Deserialize)]
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#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
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pub enum ErrorCode {
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MpvError(String),
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JsonParseError(String),
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@ -144,7 +177,7 @@ pub enum ErrorCode {
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ValueDoesNotContainUsize,
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}
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#[derive(Debug, Clone, Serialize, Deserialize)]
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#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
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pub struct PlaylistEntry {
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pub id: usize,
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pub filename: String,
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@ -152,52 +185,60 @@ pub struct PlaylistEntry {
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pub current: bool,
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}
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pub struct Mpv {
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pub(crate) stream: UnixStream,
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pub(crate) reader: BufReader<UnixStream>,
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pub(crate) name: String,
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}
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#[derive(Debug, Clone, Serialize, Deserialize)]
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#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
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pub struct Playlist(pub Vec<PlaylistEntry>);
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#[derive(Debug, Clone, Serialize, Deserialize)]
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pub trait GetPropertyTypeHandler: Sized {
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async fn get_property_generic(instance: &Mpv, property: &str) -> Result<Self, Error>;
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}
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impl<T> GetPropertyTypeHandler for T
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where
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T: TypeHandler,
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{
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async fn get_property_generic(instance: &Mpv, property: &str) -> Result<T, Error> {
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instance
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.get_property_value(property)
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.await
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.and_then(T::get_value)
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}
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}
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pub trait SetPropertyTypeHandler<T> {
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async fn set_property_generic(instance: &Mpv, property: &str, value: T) -> Result<(), Error>;
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}
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impl<T> SetPropertyTypeHandler<T> for T
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where
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T: Serialize,
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{
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async fn set_property_generic(instance: &Mpv, property: &str, value: T) -> Result<(), Error> {
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let (res_tx, res_rx) = oneshot::channel();
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let value = serde_json::to_value(value)
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.map_err(|why| Error(ErrorCode::JsonParseError(why.to_string())))?;
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instance
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.command_sender
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.send((
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MpvIpcCommand::SetProperty(property.to_owned(), value),
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res_tx,
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))
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.await
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.map_err(|_| {
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Error(ErrorCode::ConnectError(
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"Failed to send command".to_string(),
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))
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})?;
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match res_rx.await {
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Ok(MpvIpcResponse(response)) => response.map(|_| ()),
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Err(err) => Err(Error(ErrorCode::ConnectError(err.to_string()))),
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}
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}
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}
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#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
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pub struct Error(pub ErrorCode);
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impl Drop for Mpv {
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fn drop(&mut self) {
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self.disconnect();
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}
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}
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impl fmt::Debug for Mpv {
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fn fmt(&self, fmt: &mut fmt::Formatter<'_>) -> fmt::Result {
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fmt.debug_tuple("Mpv").field(&self.name).finish()
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}
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}
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impl Clone for Mpv {
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fn clone(&self) -> Self {
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let stream = self.stream.try_clone().expect("cloning UnixStream");
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let cloned_stream = stream.try_clone().expect("cloning UnixStream");
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Mpv {
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stream,
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reader: BufReader::new(cloned_stream),
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name: self.name.clone(),
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}
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}
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fn clone_from(&mut self, source: &Self) {
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let stream = source.stream.try_clone().expect("cloning UnixStream");
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let cloned_stream = stream.try_clone().expect("cloning UnixStream");
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*self = Mpv {
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stream,
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reader: BufReader::new(cloned_stream),
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name: source.name.clone(),
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}
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}
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}
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impl Display for Error {
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fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
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Display::fmt(&self.0, f)
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@ -241,119 +282,78 @@ impl Display for ErrorCode {
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}
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}
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pub trait GetPropertyTypeHandler: Sized {
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fn get_property_generic(instance: &Mpv, property: &str) -> Result<Self, Error>;
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#[derive(Clone)]
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pub struct Mpv {
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command_sender: tokio::sync::mpsc::Sender<(MpvIpcCommand, oneshot::Sender<MpvIpcResponse>)>,
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}
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impl GetPropertyTypeHandler for bool {
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fn get_property_generic(instance: &Mpv, property: &str) -> Result<bool, Error> {
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get_mpv_property::<bool>(instance, property)
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}
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}
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// impl Drop for Mpv {
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// fn drop(&mut self) {
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// self.disconnect();
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// }
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// }
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impl GetPropertyTypeHandler for String {
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fn get_property_generic(instance: &Mpv, property: &str) -> Result<String, Error> {
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get_mpv_property::<String>(instance, property)
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}
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}
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impl GetPropertyTypeHandler for f64 {
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fn get_property_generic(instance: &Mpv, property: &str) -> Result<f64, Error> {
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get_mpv_property::<f64>(instance, property)
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}
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}
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impl GetPropertyTypeHandler for usize {
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fn get_property_generic(instance: &Mpv, property: &str) -> Result<usize, Error> {
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get_mpv_property::<usize>(instance, property)
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}
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}
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impl GetPropertyTypeHandler for Vec<PlaylistEntry> {
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fn get_property_generic(instance: &Mpv, property: &str) -> Result<Vec<PlaylistEntry>, Error> {
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get_mpv_property::<Vec<PlaylistEntry>>(instance, property)
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}
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}
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impl GetPropertyTypeHandler for HashMap<String, MpvDataType> {
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fn get_property_generic(
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instance: &Mpv,
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property: &str,
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) -> Result<HashMap<String, MpvDataType>, Error> {
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get_mpv_property::<HashMap<String, MpvDataType>>(instance, property)
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}
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}
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pub trait SetPropertyTypeHandler<T> {
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fn set_property_generic(instance: &Mpv, property: &str, value: T) -> Result<(), Error>;
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}
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impl SetPropertyTypeHandler<bool> for bool {
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fn set_property_generic(instance: &Mpv, property: &str, value: bool) -> Result<(), Error> {
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set_mpv_property(instance, property, json!(value))
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}
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}
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impl SetPropertyTypeHandler<String> for String {
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fn set_property_generic(instance: &Mpv, property: &str, value: String) -> Result<(), Error> {
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set_mpv_property(instance, property, json!(value))
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}
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}
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impl SetPropertyTypeHandler<f64> for f64 {
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fn set_property_generic(instance: &Mpv, property: &str, value: f64) -> Result<(), Error> {
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set_mpv_property(instance, property, json!(value))
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}
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}
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impl SetPropertyTypeHandler<usize> for usize {
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fn set_property_generic(instance: &Mpv, property: &str, value: usize) -> Result<(), Error> {
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set_mpv_property(instance, property, json!(value))
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impl fmt::Debug for Mpv {
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fn fmt(&self, fmt: &mut fmt::Formatter<'_>) -> fmt::Result {
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// TODO:
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fmt.debug_struct("Mpv")
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.field("name", &"TODO: name")
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.finish()
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}
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}
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impl Mpv {
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pub fn connect(socket: &str) -> Result<Mpv, Error> {
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match UnixStream::connect(socket) {
|
||||
Ok(stream) => {
|
||||
let cloned_stream = stream.try_clone().expect("cloning UnixStream");
|
||||
return Ok(Mpv {
|
||||
stream,
|
||||
reader: BufReader::new(cloned_stream),
|
||||
name: String::from(socket),
|
||||
});
|
||||
}
|
||||
pub async fn connect(socket_path: &str) -> Result<Mpv, Error> {
|
||||
log::debug!("Connecting to mpv socket at {}", socket_path);
|
||||
|
||||
let socket = match UnixStream::connect(socket_path).await {
|
||||
Ok(stream) => Ok(stream),
|
||||
Err(internal_error) => Err(Error(ErrorCode::ConnectError(internal_error.to_string()))),
|
||||
}?;
|
||||
|
||||
Self::connect_socket(socket).await
|
||||
}
|
||||
|
||||
pub async fn connect_socket(socket: UnixStream) -> Result<Mpv, Error> {
|
||||
let (com_tx, com_rx) = tokio::sync::mpsc::channel(100);
|
||||
let ipc = MpvIpc::new(socket, com_rx);
|
||||
|
||||
log::debug!("Starting IPC handler");
|
||||
tokio::spawn(ipc.run());
|
||||
|
||||
Ok(Mpv {
|
||||
command_sender: com_tx,
|
||||
})
|
||||
}
|
||||
|
||||
pub async fn disconnect(&self) -> Result<(), Error> {
|
||||
let (res_tx, res_rx) = oneshot::channel();
|
||||
self.command_sender
|
||||
.send((MpvIpcCommand::Exit, res_tx))
|
||||
.await
|
||||
.map_err(|_| {
|
||||
Error(ErrorCode::ConnectError(
|
||||
"Failed to send command".to_string(),
|
||||
))
|
||||
})?;
|
||||
match res_rx.await {
|
||||
Ok(MpvIpcResponse(response)) => response.map(|_| ()),
|
||||
Err(err) => Err(Error(ErrorCode::ConnectError(err.to_string()))),
|
||||
}
|
||||
}
|
||||
|
||||
pub fn disconnect(&self) {
|
||||
let mut stream = &self.stream;
|
||||
stream
|
||||
.shutdown(std::net::Shutdown::Both)
|
||||
.expect("socket disconnect");
|
||||
let mut buffer = [0; 32];
|
||||
for _ in 0..stream.bytes().count() {
|
||||
stream.read(&mut buffer[..]).unwrap();
|
||||
}
|
||||
// pub fn get_stream_ref(&self) -> &UnixStream {
|
||||
// &self.stream
|
||||
// }
|
||||
|
||||
pub async fn get_metadata(&self) -> Result<HashMap<String, MpvDataType>, Error> {
|
||||
self.get_property("metadata").await
|
||||
}
|
||||
|
||||
pub fn get_stream_ref(&self) -> &UnixStream {
|
||||
&self.stream
|
||||
}
|
||||
|
||||
pub fn get_metadata(&self) -> Result<HashMap<String, MpvDataType>, Error> {
|
||||
match get_mpv_property(self, "metadata") {
|
||||
Ok(map) => Ok(map),
|
||||
Err(err) => Err(err),
|
||||
}
|
||||
}
|
||||
|
||||
pub fn get_playlist(&self) -> Result<Playlist, Error> {
|
||||
match get_mpv_property::<Vec<PlaylistEntry>>(self, "playlist") {
|
||||
Ok(entries) => Ok(Playlist(entries)),
|
||||
Err(msg) => Err(msg),
|
||||
}
|
||||
pub async fn get_playlist(&self) -> Result<Playlist, Error> {
|
||||
self.get_property::<Vec<PlaylistEntry>>("playlist")
|
||||
.await
|
||||
.map(|entries| Playlist(entries))
|
||||
}
|
||||
|
||||
/// # Description
|
||||
|
|
@ -375,15 +375,18 @@ impl Mpv {
|
|||
/// # Example
|
||||
/// ```
|
||||
/// use mpvipc::{Mpv, Error};
|
||||
/// fn main() -> Result<(), Error> {
|
||||
/// async fn main() -> Result<(), Error> {
|
||||
/// let mpv = Mpv::connect("/tmp/mpvsocket")?;
|
||||
/// let paused: bool = mpv.get_property("pause")?;
|
||||
/// let title: String = mpv.get_property("media-title")?;
|
||||
/// let paused: bool = mpv.get_property("pause").await?;
|
||||
/// let title: String = mpv.get_property("media-title").await?;
|
||||
/// Ok(())
|
||||
/// }
|
||||
/// ```
|
||||
pub fn get_property<T: GetPropertyTypeHandler>(&self, property: &str) -> Result<T, Error> {
|
||||
T::get_property_generic(self, property)
|
||||
pub async fn get_property<T: GetPropertyTypeHandler>(
|
||||
&self,
|
||||
property: &str,
|
||||
) -> Result<T, Error> {
|
||||
T::get_property_generic(self, property).await
|
||||
}
|
||||
|
||||
/// # Description
|
||||
|
|
@ -405,12 +408,24 @@ impl Mpv {
|
|||
/// Ok(())
|
||||
/// }
|
||||
/// ```
|
||||
pub fn get_property_string(&self, property: &str) -> Result<String, Error> {
|
||||
get_mpv_property_string(self, property)
|
||||
pub async fn get_property_value(&self, property: &str) -> Result<Value, Error> {
|
||||
let (res_tx, res_rx) = oneshot::channel();
|
||||
self.command_sender
|
||||
.send((MpvIpcCommand::GetProperty(property.to_owned()), res_tx))
|
||||
.await
|
||||
.map_err(|_| {
|
||||
Error(ErrorCode::ConnectError(
|
||||
"Failed to send command".to_string(),
|
||||
))
|
||||
})?;
|
||||
match res_rx.await {
|
||||
Ok(MpvIpcResponse(response)) => response,
|
||||
Err(err) => Err(Error(ErrorCode::ConnectError(err.to_string()))),
|
||||
}
|
||||
}
|
||||
|
||||
pub fn kill(&self) -> Result<(), Error> {
|
||||
self.run_command(MpvCommand::Quit)
|
||||
pub async fn kill(&self) -> Result<(), Error> {
|
||||
self.run_command(MpvCommand::Quit).await
|
||||
}
|
||||
|
||||
/// # Description
|
||||
|
|
@ -426,42 +441,44 @@ impl Mpv {
|
|||
/// println!("{:?}", event);
|
||||
/// }
|
||||
/// ```
|
||||
pub fn event_listen(&mut self) -> Result<Event, Error> {
|
||||
listen(self)
|
||||
// pub fn event_listen(&mut self) -> Result<Event, Error> {
|
||||
// listen(self)
|
||||
// }
|
||||
|
||||
// pub fn event_listen_raw(&mut self) -> String {
|
||||
// listen_raw(self)
|
||||
// }
|
||||
|
||||
pub async fn next(&self) -> Result<(), Error> {
|
||||
self.run_command(MpvCommand::PlaylistNext).await
|
||||
}
|
||||
|
||||
pub fn event_listen_raw(&mut self) -> String {
|
||||
listen_raw(self)
|
||||
}
|
||||
|
||||
pub fn next(&self) -> Result<(), Error> {
|
||||
self.run_command(MpvCommand::PlaylistNext)
|
||||
}
|
||||
|
||||
pub fn observe_property(&self, id: isize, property: &str) -> Result<(), Error> {
|
||||
pub async fn observe_property(&self, id: isize, property: &str) -> Result<(), Error> {
|
||||
self.run_command(MpvCommand::Observe {
|
||||
id: id,
|
||||
id,
|
||||
property: property.to_string(),
|
||||
})
|
||||
.await
|
||||
}
|
||||
|
||||
pub fn unobserve_property(&self, id: isize) -> Result<(), Error> {
|
||||
self.run_command(MpvCommand::Unobserve(id))
|
||||
pub async fn unobserve_property(&self, id: isize) -> Result<(), Error> {
|
||||
self.run_command(MpvCommand::Unobserve(id)).await
|
||||
}
|
||||
|
||||
pub fn pause(&self) -> Result<(), Error> {
|
||||
set_mpv_property(self, "pause", json!(true))
|
||||
pub async fn pause(&self) -> Result<(), Error> {
|
||||
self.set_property("pause", true).await
|
||||
}
|
||||
|
||||
pub fn prev(&self) -> Result<(), Error> {
|
||||
self.run_command(MpvCommand::PlaylistPrev)
|
||||
pub async fn prev(&self) -> Result<(), Error> {
|
||||
self.run_command(MpvCommand::PlaylistPrev).await
|
||||
}
|
||||
|
||||
pub fn restart(&self) -> Result<(), Error> {
|
||||
pub async fn restart(&self) -> Result<(), Error> {
|
||||
self.run_command(MpvCommand::Seek {
|
||||
seconds: 0f64,
|
||||
option: SeekOptions::Absolute,
|
||||
})
|
||||
.await
|
||||
}
|
||||
|
||||
/// # Description
|
||||
|
|
@ -490,183 +507,254 @@ impl Mpv {
|
|||
/// Ok(())
|
||||
/// }
|
||||
/// ```
|
||||
pub fn run_command(&self, command: MpvCommand) -> Result<(), Error> {
|
||||
match command {
|
||||
MpvCommand::LoadFile { file, option } => run_mpv_command(
|
||||
self,
|
||||
"loadfile",
|
||||
&[
|
||||
file.as_ref(),
|
||||
match option {
|
||||
PlaylistAddOptions::Append => "append",
|
||||
PlaylistAddOptions::Replace => "replace",
|
||||
},
|
||||
],
|
||||
),
|
||||
MpvCommand::LoadList { file, option } => run_mpv_command(
|
||||
self,
|
||||
"loadlist",
|
||||
&[
|
||||
file.as_ref(),
|
||||
match option {
|
||||
PlaylistAddOptions::Append => "append",
|
||||
PlaylistAddOptions::Replace => "replace",
|
||||
},
|
||||
],
|
||||
),
|
||||
MpvCommand::Observe { id, property } => observe_mpv_property(self, &id, &property),
|
||||
MpvCommand::PlaylistClear => run_mpv_command(self, "playlist-clear", &[]),
|
||||
pub async fn run_command(&self, command: MpvCommand) -> Result<(), Error> {
|
||||
log::trace!("Running command: {:?}", command);
|
||||
let result = match command {
|
||||
MpvCommand::LoadFile { file, option } => {
|
||||
self.run_command_raw_ignore_value(
|
||||
"loadfile",
|
||||
&[file.as_ref(), option.into_raw_command_part().as_str()],
|
||||
)
|
||||
.await
|
||||
}
|
||||
MpvCommand::LoadList { file, option } => {
|
||||
self.run_command_raw_ignore_value(
|
||||
"loadlist",
|
||||
&[file.as_ref(), option.into_raw_command_part().as_str()],
|
||||
)
|
||||
.await
|
||||
}
|
||||
MpvCommand::Observe { id, property } => {
|
||||
let (res_tx, res_rx) = oneshot::channel();
|
||||
self.command_sender
|
||||
.send((MpvIpcCommand::ObserveProperty(id, property), res_tx))
|
||||
.await
|
||||
.map_err(|_| {
|
||||
Error(ErrorCode::ConnectError(
|
||||
"Failed to send command".to_string(),
|
||||
))
|
||||
})?;
|
||||
|
||||
match res_rx.await {
|
||||
Ok(MpvIpcResponse(response)) => response.map(|_| ()),
|
||||
Err(err) => Err(Error(ErrorCode::ConnectError(err.to_string()))),
|
||||
}
|
||||
}
|
||||
MpvCommand::PlaylistClear => {
|
||||
self.run_command_raw_ignore_value("playlist-clear", &[])
|
||||
.await
|
||||
}
|
||||
MpvCommand::PlaylistMove { from, to } => {
|
||||
run_mpv_command(self, "playlist-move", &[&from.to_string(), &to.to_string()])
|
||||
self.run_command_raw_ignore_value(
|
||||
"playlist-move",
|
||||
&[&from.to_string(), &to.to_string()],
|
||||
)
|
||||
.await
|
||||
}
|
||||
MpvCommand::PlaylistNext => {
|
||||
self.run_command_raw_ignore_value("playlist-next", &[])
|
||||
.await
|
||||
}
|
||||
MpvCommand::PlaylistPrev => {
|
||||
self.run_command_raw_ignore_value("playlist-prev", &[])
|
||||
.await
|
||||
}
|
||||
MpvCommand::PlaylistNext => run_mpv_command(self, "playlist-next", &[]),
|
||||
MpvCommand::PlaylistPrev => run_mpv_command(self, "playlist-prev", &[]),
|
||||
MpvCommand::PlaylistRemove(id) => {
|
||||
run_mpv_command(self, "playlist-remove", &[&id.to_string()])
|
||||
self.run_command_raw_ignore_value("playlist-remove", &[&id.to_string()])
|
||||
.await
|
||||
}
|
||||
MpvCommand::PlaylistShuffle => run_mpv_command(self, "playlist-shuffle", &[]),
|
||||
MpvCommand::Quit => run_mpv_command(self, "quit", &[]),
|
||||
MpvCommand::PlaylistShuffle => {
|
||||
self.run_command_raw_ignore_value("playlist-shuffle", &[])
|
||||
.await
|
||||
}
|
||||
MpvCommand::Quit => self.run_command_raw_ignore_value("quit", &[]).await,
|
||||
MpvCommand::ScriptMessage(args) => {
|
||||
let str_args: Vec<_> = args.iter().map(String::as_str).collect();
|
||||
run_mpv_command(self, "script-message", &str_args)
|
||||
self.run_command_raw_ignore_value("script-message", &str_args)
|
||||
.await
|
||||
}
|
||||
MpvCommand::ScriptMessageTo { target, args } => {
|
||||
let mut cmd_args: Vec<_> = vec![target.as_str()];
|
||||
let mut str_args: Vec<_> = args.iter().map(String::as_str).collect();
|
||||
cmd_args.append(&mut str_args);
|
||||
run_mpv_command(self, "script-message-to", &cmd_args)
|
||||
self.run_command_raw_ignore_value("script-message-to", &cmd_args)
|
||||
.await
|
||||
}
|
||||
MpvCommand::Seek { seconds, option } => run_mpv_command(
|
||||
self,
|
||||
"seek",
|
||||
&[
|
||||
&seconds.to_string(),
|
||||
match option {
|
||||
SeekOptions::Absolute => "absolute",
|
||||
SeekOptions::Relative => "relative",
|
||||
SeekOptions::AbsolutePercent => "absolute-percent",
|
||||
SeekOptions::RelativePercent => "relative-percent",
|
||||
},
|
||||
],
|
||||
),
|
||||
MpvCommand::Stop => run_mpv_command(self, "stop", &[]),
|
||||
MpvCommand::Unobserve(id) => unobserve_mpv_property(self, &id),
|
||||
}
|
||||
MpvCommand::Seek { seconds, option } => {
|
||||
self.run_command_raw_ignore_value(
|
||||
"seek",
|
||||
&[
|
||||
&seconds.to_string(),
|
||||
option.into_raw_command_part().as_str(),
|
||||
],
|
||||
)
|
||||
.await
|
||||
}
|
||||
MpvCommand::Stop => self.run_command_raw_ignore_value("stop", &[]).await,
|
||||
MpvCommand::Unobserve(id) => {
|
||||
let (res_tx, res_rx) = oneshot::channel();
|
||||
self.command_sender
|
||||
.send((MpvIpcCommand::UnobserveProperty(id), res_tx))
|
||||
.await
|
||||
.unwrap();
|
||||
match res_rx.await {
|
||||
Ok(MpvIpcResponse(response)) => response.map(|_| ()),
|
||||
Err(err) => Err(Error(ErrorCode::ConnectError(err.to_string()))),
|
||||
}
|
||||
}
|
||||
};
|
||||
log::trace!("Command result: {:?}", result);
|
||||
result
|
||||
}
|
||||
|
||||
/// Run a custom command.
|
||||
/// This should only be used if the desired command is not implemented
|
||||
/// with [MpvCommand].
|
||||
pub fn run_command_raw(&self, command: &str, args: &[&str]) -> Result<(), Error> {
|
||||
run_mpv_command(self, command, args)
|
||||
pub async fn run_command_raw(&self, command: &str, args: &[&str]) -> Result<Value, Error> {
|
||||
let command = Vec::from(
|
||||
[command]
|
||||
.iter()
|
||||
.chain(args.iter())
|
||||
.map(|s| s.to_string())
|
||||
.collect::<Vec<String>>()
|
||||
.as_slice(),
|
||||
);
|
||||
let (res_tx, res_rx) = oneshot::channel();
|
||||
self.command_sender
|
||||
.send((MpvIpcCommand::Command(command), res_tx))
|
||||
.await
|
||||
.map_err(|_| {
|
||||
Error(ErrorCode::ConnectError(
|
||||
"Failed to send command".to_string(),
|
||||
))
|
||||
})?;
|
||||
|
||||
match res_rx.await {
|
||||
Ok(MpvIpcResponse(response)) => response,
|
||||
Err(err) => Err(Error(ErrorCode::ConnectError(err.to_string()))),
|
||||
}
|
||||
}
|
||||
|
||||
pub fn playlist_add(
|
||||
async fn run_command_raw_ignore_value(
|
||||
&self,
|
||||
command: &str,
|
||||
args: &[&str],
|
||||
) -> Result<(), Error> {
|
||||
self.run_command_raw(command, args).await.map(|_| ())
|
||||
}
|
||||
|
||||
pub async fn playlist_add(
|
||||
&self,
|
||||
file: &str,
|
||||
file_type: PlaylistAddTypeOptions,
|
||||
option: PlaylistAddOptions,
|
||||
) -> Result<(), Error> {
|
||||
match file_type {
|
||||
PlaylistAddTypeOptions::File => self.run_command(MpvCommand::LoadFile {
|
||||
file: file.to_string(),
|
||||
option,
|
||||
}),
|
||||
PlaylistAddTypeOptions::File => {
|
||||
self.run_command(MpvCommand::LoadFile {
|
||||
file: file.to_string(),
|
||||
option,
|
||||
})
|
||||
.await
|
||||
}
|
||||
|
||||
PlaylistAddTypeOptions::Playlist => self.run_command(MpvCommand::LoadList {
|
||||
file: file.to_string(),
|
||||
option,
|
||||
}),
|
||||
PlaylistAddTypeOptions::Playlist => {
|
||||
self.run_command(MpvCommand::LoadList {
|
||||
file: file.to_string(),
|
||||
option,
|
||||
})
|
||||
.await
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
pub fn playlist_clear(&self) -> Result<(), Error> {
|
||||
self.run_command(MpvCommand::PlaylistClear)
|
||||
pub async fn playlist_clear(&self) -> Result<(), Error> {
|
||||
self.run_command(MpvCommand::PlaylistClear).await
|
||||
}
|
||||
|
||||
pub fn playlist_move_id(&self, from: usize, to: usize) -> Result<(), Error> {
|
||||
pub async fn playlist_move_id(&self, from: usize, to: usize) -> Result<(), Error> {
|
||||
self.run_command(MpvCommand::PlaylistMove { from, to })
|
||||
.await
|
||||
}
|
||||
|
||||
pub fn playlist_play_id(&self, id: usize) -> Result<(), Error> {
|
||||
set_mpv_property(self, "playlist-pos", json!(id))
|
||||
pub async fn playlist_play_id(&self, id: usize) -> Result<(), Error> {
|
||||
self.set_property("playlist-pos", id).await
|
||||
}
|
||||
|
||||
pub fn playlist_play_next(&self, id: usize) -> Result<(), Error> {
|
||||
match get_mpv_property::<usize>(self, "playlist-pos") {
|
||||
Ok(current_id) => self.run_command(MpvCommand::PlaylistMove {
|
||||
from: id,
|
||||
to: current_id + 1,
|
||||
}),
|
||||
pub async fn playlist_play_next(&self, id: usize) -> Result<(), Error> {
|
||||
match self.get_property::<usize>("playlist-pos").await {
|
||||
Ok(current_id) => {
|
||||
self.run_command(MpvCommand::PlaylistMove {
|
||||
from: id,
|
||||
to: current_id + 1,
|
||||
})
|
||||
.await
|
||||
}
|
||||
Err(msg) => Err(msg),
|
||||
}
|
||||
}
|
||||
|
||||
pub fn playlist_remove_id(&self, id: usize) -> Result<(), Error> {
|
||||
self.run_command(MpvCommand::PlaylistRemove(id))
|
||||
pub async fn playlist_remove_id(&self, id: usize) -> Result<(), Error> {
|
||||
self.run_command(MpvCommand::PlaylistRemove(id)).await
|
||||
}
|
||||
|
||||
pub fn playlist_shuffle(&self) -> Result<(), Error> {
|
||||
self.run_command(MpvCommand::PlaylistShuffle)
|
||||
pub async fn playlist_shuffle(&self) -> Result<(), Error> {
|
||||
self.run_command(MpvCommand::PlaylistShuffle).await
|
||||
}
|
||||
|
||||
pub fn seek(&self, seconds: f64, option: SeekOptions) -> Result<(), Error> {
|
||||
self.run_command(MpvCommand::Seek { seconds, option })
|
||||
pub async fn seek(&self, seconds: f64, option: SeekOptions) -> Result<(), Error> {
|
||||
self.run_command(MpvCommand::Seek { seconds, option }).await
|
||||
}
|
||||
|
||||
pub fn set_loop_file(&self, option: Switch) -> Result<(), Error> {
|
||||
let mut enabled = false;
|
||||
match option {
|
||||
Switch::On => enabled = true,
|
||||
Switch::Off => {}
|
||||
Switch::Toggle => match get_mpv_property_string(self, "loop-file") {
|
||||
Ok(value) => match value.as_ref() {
|
||||
"false" => {
|
||||
enabled = true;
|
||||
}
|
||||
_ => {
|
||||
enabled = false;
|
||||
}
|
||||
},
|
||||
Err(msg) => return Err(msg),
|
||||
},
|
||||
}
|
||||
set_mpv_property(self, "loop-file", json!(enabled))
|
||||
pub async fn set_loop_file(&self, option: Switch) -> Result<(), Error> {
|
||||
let enabled = match option {
|
||||
Switch::On => "inf",
|
||||
Switch::Off => "no",
|
||||
Switch::Toggle => {
|
||||
self.get_property::<String>("loop-file")
|
||||
.await
|
||||
.map(|s| match s.as_str() {
|
||||
"inf" => "no",
|
||||
"no" => "inf",
|
||||
_ => "no",
|
||||
})?
|
||||
}
|
||||
};
|
||||
self.set_property("loop-file", enabled).await
|
||||
}
|
||||
|
||||
pub fn set_loop_playlist(&self, option: Switch) -> Result<(), Error> {
|
||||
let mut enabled = false;
|
||||
match option {
|
||||
Switch::On => enabled = true,
|
||||
Switch::Off => {}
|
||||
Switch::Toggle => match get_mpv_property_string(self, "loop-playlist") {
|
||||
Ok(value) => match value.as_ref() {
|
||||
"false" => {
|
||||
enabled = true;
|
||||
}
|
||||
_ => {
|
||||
enabled = false;
|
||||
}
|
||||
},
|
||||
Err(msg) => return Err(msg),
|
||||
},
|
||||
}
|
||||
set_mpv_property(self, "loop-playlist", json!(enabled))
|
||||
pub async fn set_loop_playlist(&self, option: Switch) -> Result<(), Error> {
|
||||
let enabled = match option {
|
||||
Switch::On => "inf",
|
||||
Switch::Off => "no",
|
||||
Switch::Toggle => {
|
||||
self.get_property::<String>("loop-playlist")
|
||||
.await
|
||||
.map(|s| match s.as_str() {
|
||||
"inf" => "no",
|
||||
"no" => "inf",
|
||||
_ => "no",
|
||||
})?
|
||||
}
|
||||
};
|
||||
self.set_property("loop-playlist", enabled).await
|
||||
}
|
||||
|
||||
pub fn set_mute(&self, option: Switch) -> Result<(), Error> {
|
||||
let mut enabled = false;
|
||||
match option {
|
||||
Switch::On => enabled = true,
|
||||
Switch::Off => {}
|
||||
Switch::Toggle => match get_mpv_property::<bool>(self, "mute") {
|
||||
Ok(value) => {
|
||||
enabled = !value;
|
||||
}
|
||||
Err(msg) => return Err(msg),
|
||||
},
|
||||
}
|
||||
set_mpv_property(self, "mute", json!(enabled))
|
||||
pub async fn set_mute(&self, option: Switch) -> Result<(), Error> {
|
||||
let enabled = match option {
|
||||
Switch::On => "yes",
|
||||
Switch::Off => "no",
|
||||
Switch::Toggle => {
|
||||
self.get_property::<String>("mute")
|
||||
.await
|
||||
.map(|s| match s.as_str() {
|
||||
"yes" => "no",
|
||||
"no" => "yes",
|
||||
_ => "no",
|
||||
})?
|
||||
}
|
||||
};
|
||||
self.set_property("mute", enabled).await
|
||||
}
|
||||
|
||||
/// # Description
|
||||
|
|
@ -687,63 +775,67 @@ impl Mpv {
|
|||
/// # Example
|
||||
/// ```
|
||||
/// use mpvipc::{Mpv, Error};
|
||||
/// fn main() -> Result<(), Error> {
|
||||
/// fn async main() -> Result<(), Error> {
|
||||
/// let mpv = Mpv::connect("/tmp/mpvsocket")?;
|
||||
/// mpv.set_property("pause", true)?;
|
||||
/// mpv.set_property("pause", true).await?;
|
||||
/// Ok(())
|
||||
/// }
|
||||
/// ```
|
||||
pub fn set_property<T: SetPropertyTypeHandler<T>>(
|
||||
pub async fn set_property<T: SetPropertyTypeHandler<T>>(
|
||||
&self,
|
||||
property: &str,
|
||||
value: T,
|
||||
) -> Result<(), Error> {
|
||||
T::set_property_generic(self, property, value)
|
||||
T::set_property_generic(self, property, value).await
|
||||
}
|
||||
|
||||
pub fn set_speed(&self, input_speed: f64, option: NumberChangeOptions) -> Result<(), Error> {
|
||||
match get_mpv_property::<f64>(self, "speed") {
|
||||
pub async fn set_speed(
|
||||
&self,
|
||||
input_speed: f64,
|
||||
option: NumberChangeOptions,
|
||||
) -> Result<(), Error> {
|
||||
match self.get_property::<f64>("speed").await {
|
||||
Ok(speed) => match option {
|
||||
NumberChangeOptions::Increase => {
|
||||
set_mpv_property(self, "speed", json!(speed + input_speed))
|
||||
self.set_property("speed", speed + input_speed).await
|
||||
}
|
||||
|
||||
NumberChangeOptions::Decrease => {
|
||||
set_mpv_property(self, "speed", json!(speed - input_speed))
|
||||
self.set_property("speed", speed - input_speed).await
|
||||
}
|
||||
|
||||
NumberChangeOptions::Absolute => {
|
||||
set_mpv_property(self, "speed", json!(input_speed))
|
||||
}
|
||||
NumberChangeOptions::Absolute => self.set_property("speed", input_speed).await,
|
||||
},
|
||||
Err(msg) => Err(msg),
|
||||
}
|
||||
}
|
||||
|
||||
pub fn set_volume(&self, input_volume: f64, option: NumberChangeOptions) -> Result<(), Error> {
|
||||
match get_mpv_property::<f64>(self, "volume") {
|
||||
pub async fn set_volume(
|
||||
&self,
|
||||
input_volume: f64,
|
||||
option: NumberChangeOptions,
|
||||
) -> Result<(), Error> {
|
||||
match self.get_property::<f64>("volume").await {
|
||||
Ok(volume) => match option {
|
||||
NumberChangeOptions::Increase => {
|
||||
set_mpv_property(self, "volume", json!(volume + input_volume))
|
||||
self.set_property("volume", volume + input_volume).await
|
||||
}
|
||||
|
||||
NumberChangeOptions::Decrease => {
|
||||
set_mpv_property(self, "volume", json!(volume - input_volume))
|
||||
self.set_property("volume", volume - input_volume).await
|
||||
}
|
||||
|
||||
NumberChangeOptions::Absolute => {
|
||||
set_mpv_property(self, "volume", json!(input_volume))
|
||||
}
|
||||
NumberChangeOptions::Absolute => self.set_property("volume", input_volume).await,
|
||||
},
|
||||
Err(msg) => Err(msg),
|
||||
}
|
||||
}
|
||||
|
||||
pub fn stop(&self) -> Result<(), Error> {
|
||||
self.run_command(MpvCommand::Stop)
|
||||
pub async fn stop(&self) -> Result<(), Error> {
|
||||
self.run_command(MpvCommand::Stop).await
|
||||
}
|
||||
|
||||
pub fn toggle(&self) -> Result<(), Error> {
|
||||
run_mpv_command(self, "cycle", &["pause"])
|
||||
pub async fn toggle(&self) -> Result<(), Error> {
|
||||
self.run_command_raw("cycle", &["pause"]).await.map(|_| ())
|
||||
}
|
||||
}
|
||||
|
|
|
|||
378
src/ipc.rs
378
src/ipc.rs
|
|
@ -1,248 +1,162 @@
|
|||
use crate::message_parser::TypeHandler;
|
||||
|
||||
use self::message_parser::extract_mpv_response_data;
|
||||
use self::message_parser::json_array_to_playlist;
|
||||
use self::message_parser::json_array_to_vec;
|
||||
use self::message_parser::json_map_to_hashmap;
|
||||
|
||||
use super::*;
|
||||
use log::{debug, warn};
|
||||
use serde_json::json;
|
||||
use serde_json::Value;
|
||||
use std::io::BufRead;
|
||||
use std::io::BufReader;
|
||||
use std::io::Write;
|
||||
use futures::{SinkExt, StreamExt};
|
||||
use serde_json::{json, Value};
|
||||
use std::mem;
|
||||
use tokio::net::UnixStream;
|
||||
use tokio::sync::mpsc::Receiver;
|
||||
use tokio::sync::{oneshot, Mutex};
|
||||
use tokio_util::codec::{Framed, LinesCodec};
|
||||
|
||||
pub fn get_mpv_property<T: TypeHandler>(instance: &Mpv, property: &str) -> Result<T, Error> {
|
||||
let ipc_string = json!({"command": ["get_property", property]});
|
||||
match serde_json::from_str::<Value>(&send_command_sync(instance, ipc_string)) {
|
||||
Ok(val) => T::get_value(val),
|
||||
Err(why) => Err(Error(ErrorCode::JsonParseError(why.to_string()))),
|
||||
}
|
||||
pub(crate) struct MpvIpc {
|
||||
socket: Framed<UnixStream, LinesCodec>,
|
||||
command_channel: Receiver<(MpvIpcCommand, oneshot::Sender<MpvIpcResponse>)>,
|
||||
socket_lock: Mutex<()>,
|
||||
}
|
||||
|
||||
pub fn get_mpv_property_string(instance: &Mpv, property: &str) -> Result<String, Error> {
|
||||
let ipc_string = json!({"command": ["get_property", property]});
|
||||
let val = serde_json::from_str::<Value>(&send_command_sync(instance, ipc_string))
|
||||
.map_err(|why| Error(ErrorCode::JsonParseError(why.to_string())))?;
|
||||
|
||||
let data = extract_mpv_response_data(&val)?;
|
||||
|
||||
match data {
|
||||
Value::Bool(b) => Ok(b.to_string()),
|
||||
Value::Number(ref n) => Ok(n.to_string()),
|
||||
Value::String(ref s) => Ok(s.to_string()),
|
||||
Value::Array(ref array) => Ok(format!("{:?}", array)),
|
||||
Value::Object(ref map) => Ok(format!("{:?}", map)),
|
||||
Value::Null => Err(Error(ErrorCode::MissingValue)),
|
||||
}
|
||||
#[derive(Debug, Clone, PartialEq, Eq)]
|
||||
pub(crate) enum MpvIpcCommand {
|
||||
Command(Vec<String>),
|
||||
GetProperty(String),
|
||||
SetProperty(String, Value),
|
||||
ObserveProperty(isize, String),
|
||||
UnobserveProperty(isize),
|
||||
Exit,
|
||||
}
|
||||
|
||||
fn validate_mpv_response(response: &str) -> Result<(), Error> {
|
||||
serde_json::from_str::<Value>(response)
|
||||
.map_err(|why| Error(ErrorCode::JsonParseError(why.to_string())))
|
||||
.and_then(|value| extract_mpv_response_data(&value).map(|_| ()))
|
||||
}
|
||||
#[derive(Debug, Clone)]
|
||||
pub(crate) struct MpvIpcResponse(pub(crate) Result<Value, Error>);
|
||||
|
||||
pub fn set_mpv_property(instance: &Mpv, property: &str, value: Value) -> Result<(), Error> {
|
||||
let ipc_string = json!({
|
||||
"command": ["set_property", property, value]
|
||||
});
|
||||
|
||||
let response = &send_command_sync(instance, ipc_string);
|
||||
validate_mpv_response(response)
|
||||
}
|
||||
|
||||
pub fn run_mpv_command(instance: &Mpv, command: &str, args: &[&str]) -> Result<(), Error> {
|
||||
let mut ipc_string = json!({
|
||||
"command": [command]
|
||||
});
|
||||
if let Value::Array(args_array) = &mut ipc_string["command"] {
|
||||
for arg in args {
|
||||
args_array.push(json!(arg));
|
||||
impl MpvIpc {
|
||||
pub(crate) fn new(
|
||||
socket: UnixStream,
|
||||
command_channel: Receiver<(MpvIpcCommand, oneshot::Sender<MpvIpcResponse>)>,
|
||||
) -> Self {
|
||||
MpvIpc {
|
||||
socket: Framed::new(socket, LinesCodec::new()),
|
||||
command_channel,
|
||||
socket_lock: Mutex::new(()),
|
||||
}
|
||||
}
|
||||
|
||||
let response = &send_command_sync(instance, ipc_string);
|
||||
validate_mpv_response(response)
|
||||
}
|
||||
|
||||
pub fn observe_mpv_property(instance: &Mpv, id: &isize, property: &str) -> Result<(), Error> {
|
||||
let ipc_string = json!({
|
||||
"command": ["observe_property", id, property]
|
||||
});
|
||||
|
||||
let response = &send_command_sync(instance, ipc_string);
|
||||
validate_mpv_response(response)
|
||||
}
|
||||
|
||||
pub fn unobserve_mpv_property(instance: &Mpv, id: &isize) -> Result<(), Error> {
|
||||
let ipc_string = json!({
|
||||
"command": ["unobserve_property", id]
|
||||
});
|
||||
|
||||
let response = &send_command_sync(instance, ipc_string);
|
||||
validate_mpv_response(response)
|
||||
}
|
||||
|
||||
fn try_convert_property(name: &str, id: usize, data: MpvDataType) -> Event {
|
||||
let property = match name {
|
||||
"path" => match data {
|
||||
MpvDataType::String(value) => Property::Path(Some(value)),
|
||||
MpvDataType::Null => Property::Path(None),
|
||||
_ => unimplemented!(),
|
||||
},
|
||||
"pause" => match data {
|
||||
MpvDataType::Bool(value) => Property::Pause(value),
|
||||
_ => unimplemented!(),
|
||||
},
|
||||
"playback-time" => match data {
|
||||
MpvDataType::Double(value) => Property::PlaybackTime(Some(value)),
|
||||
MpvDataType::Null => Property::PlaybackTime(None),
|
||||
_ => unimplemented!(),
|
||||
},
|
||||
"duration" => match data {
|
||||
MpvDataType::Double(value) => Property::Duration(Some(value)),
|
||||
MpvDataType::Null => Property::Duration(None),
|
||||
_ => unimplemented!(),
|
||||
},
|
||||
"metadata" => match data {
|
||||
MpvDataType::HashMap(value) => Property::Metadata(Some(value)),
|
||||
MpvDataType::Null => Property::Metadata(None),
|
||||
_ => unimplemented!(),
|
||||
},
|
||||
_ => {
|
||||
warn!("Property {} not implemented", name);
|
||||
Property::Unknown {
|
||||
name: name.to_string(),
|
||||
data,
|
||||
}
|
||||
}
|
||||
};
|
||||
Event::PropertyChange { id, property }
|
||||
}
|
||||
|
||||
pub fn listen(instance: &mut Mpv) -> Result<Event, Error> {
|
||||
let mut e;
|
||||
// sometimes we get responses unrelated to events, so we read a new line until we receive one
|
||||
// with an event field
|
||||
let name = loop {
|
||||
let mut response = String::new();
|
||||
instance.reader.read_line(&mut response).unwrap();
|
||||
response = response.trim_end().to_string();
|
||||
debug!("Event: {}", response);
|
||||
|
||||
e = serde_json::from_str::<Value>(&response)
|
||||
pub(crate) async fn send_command(&mut self, command: &[&str]) -> Result<Value, Error> {
|
||||
let lock = self.socket_lock.lock().await;
|
||||
// START CRITICAL SECTION
|
||||
let ipc_command = json!({ "command": command });
|
||||
let ipc_command_str = serde_json::to_string(&ipc_command)
|
||||
.map_err(|why| Error(ErrorCode::JsonParseError(why.to_string())))?;
|
||||
|
||||
match e["event"] {
|
||||
Value::String(ref name) => break name,
|
||||
_ => {
|
||||
// It was not an event - try again
|
||||
debug!("Bad response: {:?}", response)
|
||||
log::trace!("Sending command: {}", ipc_command_str);
|
||||
|
||||
self.socket
|
||||
.send(ipc_command_str)
|
||||
.await
|
||||
.map_err(|why| Error(ErrorCode::ConnectError(why.to_string())))?;
|
||||
|
||||
let response = self
|
||||
.socket
|
||||
.next()
|
||||
.await
|
||||
.ok_or(Error(ErrorCode::MissingValue))?
|
||||
.map_err(|why| Error(ErrorCode::ConnectError(why.to_string())))?;
|
||||
|
||||
// END CRITICAL SECTION
|
||||
mem::drop(lock);
|
||||
|
||||
log::trace!("Received response: {}", response);
|
||||
|
||||
serde_json::from_str::<Value>(&response)
|
||||
.map_err(|why| Error(ErrorCode::JsonParseError(why.to_string())))
|
||||
.and_then(parse_mpv_response_data)
|
||||
|
||||
}
|
||||
|
||||
pub(crate) async fn get_mpv_property(&mut self, property: &str) -> Result<Value, Error> {
|
||||
self.send_command(&["get_property", property]).await
|
||||
}
|
||||
|
||||
pub(crate) async fn set_mpv_property(
|
||||
&mut self,
|
||||
property: &str,
|
||||
value: Value,
|
||||
) -> Result<Value, Error> {
|
||||
let str_value = match &value {
|
||||
Value::String(s) => s,
|
||||
v => &serde_json::to_string(&v).unwrap()
|
||||
};
|
||||
self.send_command(&["set_property", property, &str_value])
|
||||
.await
|
||||
}
|
||||
|
||||
pub(crate) async fn observe_property(
|
||||
&mut self,
|
||||
id: isize,
|
||||
property: &str,
|
||||
) -> Result<Value, Error> {
|
||||
self.send_command(&["observe_property", &id.to_string(), property])
|
||||
.await
|
||||
}
|
||||
|
||||
pub(crate) async fn unobserve_property(&mut self, id: isize) -> Result<Value, Error> {
|
||||
self.send_command(&["unobserve_property", &id.to_string()])
|
||||
.await
|
||||
}
|
||||
|
||||
pub(crate) async fn run(mut self) -> Result<(), Error> {
|
||||
loop {
|
||||
tokio::select! {
|
||||
Some(event) = self.socket.next() => {
|
||||
log::trace!("Handling event: {:?}", serde_json::from_str::<Value>(&event.unwrap()).unwrap());
|
||||
// TODO: handle event
|
||||
}
|
||||
Some((cmd, tx)) = self.command_channel.recv() => {
|
||||
log::trace!("Handling command: {:?}", cmd);
|
||||
match cmd {
|
||||
MpvIpcCommand::Command(command) => {
|
||||
let refs = command.iter().map(|s| s.as_str()).collect::<Vec<&str>>();
|
||||
let response = self.send_command(refs.as_slice()).await;
|
||||
tx.send(MpvIpcResponse(response)).unwrap()
|
||||
}
|
||||
MpvIpcCommand::GetProperty(property) => {
|
||||
let response = self.get_mpv_property(&property).await;
|
||||
tx.send(MpvIpcResponse(response)).unwrap()
|
||||
}
|
||||
MpvIpcCommand::SetProperty(property, value) => {
|
||||
let response = self.set_mpv_property(&property, value).await;
|
||||
tx.send(MpvIpcResponse(response)).unwrap()
|
||||
}
|
||||
MpvIpcCommand::ObserveProperty(id, property) => {
|
||||
let response = self.observe_property(id, &property).await;
|
||||
tx.send(MpvIpcResponse(response)).unwrap()
|
||||
}
|
||||
MpvIpcCommand::UnobserveProperty(id) => {
|
||||
let response = self.unobserve_property(id).await;
|
||||
tx.send(MpvIpcResponse(response)).unwrap()
|
||||
}
|
||||
MpvIpcCommand::Exit => {
|
||||
tx.send(MpvIpcResponse(Ok(Value::Null))).unwrap();
|
||||
return Ok(());
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
let event = match name.as_str() {
|
||||
"shutdown" => Event::Shutdown,
|
||||
"start-file" => Event::StartFile,
|
||||
"file-loaded" => Event::FileLoaded,
|
||||
"seek" => Event::Seek,
|
||||
"playback-restart" => Event::PlaybackRestart,
|
||||
"idle" => Event::Idle,
|
||||
"tick" => Event::Tick,
|
||||
"video-reconfig" => Event::VideoReconfig,
|
||||
"audio-reconfig" => Event::AudioReconfig,
|
||||
"tracks-changed" => Event::TracksChanged,
|
||||
"track-switched" => Event::TrackSwitched,
|
||||
"pause" => Event::Pause,
|
||||
"unpause" => Event::Unpause,
|
||||
"metadata-update" => Event::MetadataUpdate,
|
||||
"chapter-change" => Event::ChapterChange,
|
||||
"end-file" => Event::EndFile,
|
||||
"property-change" => {
|
||||
let name = match e["name"] {
|
||||
Value::String(ref n) => Ok(n.to_string()),
|
||||
_ => Err(Error(ErrorCode::JsonContainsUnexptectedType)),
|
||||
}?;
|
||||
|
||||
let id: usize = match e["id"] {
|
||||
Value::Number(ref n) => n.as_u64().unwrap() as usize,
|
||||
_ => 0,
|
||||
};
|
||||
|
||||
let data: MpvDataType = match e["data"] {
|
||||
Value::String(ref n) => MpvDataType::String(n.to_string()),
|
||||
|
||||
Value::Array(ref a) => {
|
||||
if name == "playlist".to_string() {
|
||||
MpvDataType::Playlist(Playlist(json_array_to_playlist(a)))
|
||||
} else {
|
||||
MpvDataType::Array(json_array_to_vec(a))
|
||||
}
|
||||
}
|
||||
|
||||
Value::Bool(b) => MpvDataType::Bool(b),
|
||||
|
||||
Value::Number(ref n) => {
|
||||
if n.is_u64() {
|
||||
MpvDataType::Usize(n.as_u64().unwrap() as usize)
|
||||
} else if n.is_f64() {
|
||||
MpvDataType::Double(n.as_f64().unwrap())
|
||||
} else {
|
||||
return Err(Error(ErrorCode::JsonContainsUnexptectedType));
|
||||
}
|
||||
}
|
||||
|
||||
Value::Object(ref m) => MpvDataType::HashMap(json_map_to_hashmap(m)),
|
||||
|
||||
Value::Null => MpvDataType::Null,
|
||||
};
|
||||
|
||||
try_convert_property(name.as_ref(), id, data)
|
||||
}
|
||||
"client-message" => {
|
||||
let args = match e["args"] {
|
||||
Value::Array(ref a) => json_array_to_vec(a)
|
||||
.iter()
|
||||
.map(|arg| match arg {
|
||||
MpvDataType::String(s) => Ok(s.to_owned()),
|
||||
_ => Err(Error(ErrorCode::JsonContainsUnexptectedType)),
|
||||
})
|
||||
.collect::<Result<Vec<_>, _>>(),
|
||||
_ => return Err(Error(ErrorCode::JsonContainsUnexptectedType)),
|
||||
}?;
|
||||
Event::ClientMessage { args }
|
||||
}
|
||||
_ => Event::Unimplemented,
|
||||
};
|
||||
Ok(event)
|
||||
}
|
||||
|
||||
pub fn listen_raw(instance: &mut Mpv) -> String {
|
||||
let mut response = String::new();
|
||||
instance.reader.read_line(&mut response).unwrap();
|
||||
response.trim_end().to_string()
|
||||
}
|
||||
|
||||
fn send_command_sync(instance: &Mpv, command: Value) -> String {
|
||||
let stream = &instance.stream;
|
||||
match serde_json::to_writer(stream, &command) {
|
||||
Err(why) => panic!("Error: Could not write to socket: {}", why),
|
||||
Ok(_) => {
|
||||
let mut stream = stream;
|
||||
stream.write_all(b"\n").unwrap();
|
||||
let mut response = String::new();
|
||||
{
|
||||
let mut reader = BufReader::new(stream);
|
||||
while !response.contains("\"error\":") {
|
||||
response.clear();
|
||||
reader.read_line(&mut response).unwrap();
|
||||
}
|
||||
}
|
||||
debug!("Response: {}", response.trim_end());
|
||||
response
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
fn parse_mpv_response_data(value: Value) -> Result<Value, Error> {
|
||||
log::trace!("Parsing mpv response data: {:?}", value);
|
||||
let result = value
|
||||
.as_object()
|
||||
.map(|o| (o.get("error").and_then(|e| e.as_str()), o.get("data")))
|
||||
.ok_or(Error(ErrorCode::UnexpectedValue))
|
||||
.and_then(|(error, data)| match error {
|
||||
Some("success") => data.ok_or(Error(ErrorCode::UnexpectedValue)),
|
||||
Some(e) => Err(Error(ErrorCode::MpvError(e.to_string()))),
|
||||
None => Err(Error(ErrorCode::UnexpectedValue)),
|
||||
});
|
||||
match &result {
|
||||
Ok(v) => log::trace!("Successfully parsed mpv response data: {:?}", v),
|
||||
Err(e) => log::trace!("Error parsing mpv response data: {:?}", e),
|
||||
}
|
||||
result.map(|v| v.clone())
|
||||
}
|
||||
|
|
@ -9,25 +9,11 @@ pub trait TypeHandler: Sized {
|
|||
fn as_string(&self) -> String;
|
||||
}
|
||||
|
||||
pub(crate) fn extract_mpv_response_data(value: &Value) -> Result<&Value, Error> {
|
||||
value
|
||||
.as_object()
|
||||
.map(|o| (o.get("error").and_then(|e| e.as_str()), o.get("data")))
|
||||
.ok_or(Error(ErrorCode::UnexpectedValue))
|
||||
.and_then(|(error, data)| match error {
|
||||
Some("success") => data.ok_or(Error(ErrorCode::UnexpectedValue)),
|
||||
Some(e) => Err(Error(ErrorCode::MpvError(e.to_string()))),
|
||||
None => Err(Error(ErrorCode::UnexpectedValue)),
|
||||
})
|
||||
}
|
||||
|
||||
impl TypeHandler for String {
|
||||
fn get_value(value: Value) -> Result<String, Error> {
|
||||
extract_mpv_response_data(&value)
|
||||
.and_then(|d| {
|
||||
d.as_str()
|
||||
.ok_or(Error(ErrorCode::ValueDoesNotContainString))
|
||||
})
|
||||
value
|
||||
.as_str()
|
||||
.ok_or(Error(ErrorCode::ValueDoesNotContainString))
|
||||
.map(|s| s.to_string())
|
||||
}
|
||||
|
||||
|
|
@ -38,8 +24,7 @@ impl TypeHandler for String {
|
|||
|
||||
impl TypeHandler for bool {
|
||||
fn get_value(value: Value) -> Result<bool, Error> {
|
||||
extract_mpv_response_data(&value)
|
||||
.and_then(|d| d.as_bool().ok_or(Error(ErrorCode::ValueDoesNotContainBool)))
|
||||
value.as_bool().ok_or(Error(ErrorCode::ValueDoesNotContainBool))
|
||||
}
|
||||
|
||||
fn as_string(&self) -> String {
|
||||
|
|
@ -53,8 +38,7 @@ impl TypeHandler for bool {
|
|||
|
||||
impl TypeHandler for f64 {
|
||||
fn get_value(value: Value) -> Result<f64, Error> {
|
||||
extract_mpv_response_data(&value)
|
||||
.and_then(|d| d.as_f64().ok_or(Error(ErrorCode::ValueDoesNotContainF64)))
|
||||
value.as_f64().ok_or(Error(ErrorCode::ValueDoesNotContainF64))
|
||||
}
|
||||
|
||||
fn as_string(&self) -> String {
|
||||
|
|
@ -64,9 +48,9 @@ impl TypeHandler for f64 {
|
|||
|
||||
impl TypeHandler for usize {
|
||||
fn get_value(value: Value) -> Result<usize, Error> {
|
||||
extract_mpv_response_data(&value)
|
||||
.and_then(|d| d.as_u64().ok_or(Error(ErrorCode::ValueDoesNotContainUsize)))
|
||||
value.as_u64()
|
||||
.map(|u| u as usize)
|
||||
.ok_or(Error(ErrorCode::ValueDoesNotContainUsize))
|
||||
}
|
||||
|
||||
fn as_string(&self) -> String {
|
||||
|
|
@ -76,11 +60,8 @@ impl TypeHandler for usize {
|
|||
|
||||
impl TypeHandler for HashMap<String, MpvDataType> {
|
||||
fn get_value(value: Value) -> Result<HashMap<String, MpvDataType>, Error> {
|
||||
extract_mpv_response_data(&value)
|
||||
.and_then(|d| {
|
||||
d.as_object()
|
||||
value.as_object()
|
||||
.ok_or(Error(ErrorCode::ValueDoesNotContainHashMap))
|
||||
})
|
||||
.map(json_map_to_hashmap)
|
||||
}
|
||||
|
||||
|
|
@ -91,11 +72,8 @@ impl TypeHandler for HashMap<String, MpvDataType> {
|
|||
|
||||
impl TypeHandler for Vec<PlaylistEntry> {
|
||||
fn get_value(value: Value) -> Result<Vec<PlaylistEntry>, Error> {
|
||||
extract_mpv_response_data(&value)
|
||||
.and_then(|d| {
|
||||
d.as_array()
|
||||
value.as_array()
|
||||
.ok_or(Error(ErrorCode::ValueDoesNotContainPlaylist))
|
||||
})
|
||||
.map(json_array_to_playlist)
|
||||
}
|
||||
|
||||
|
|
|
|||
Loading…
Reference in New Issue