| 1 | use dbus::blocking::stdintf::org_freedesktop_dbus::PropertiesPropertiesChanged; |
| 2 | use dbus::blocking::Connection; |
| 3 | use dbus::message::Message; |
| 4 | use std::time::Duration; |
| 5 | |
| 6 | fn main() -> Result<(), Box<dyn std::error::Error>> { |
| 7 | let conn = Connection::new_session()?; |
| 8 | |
| 9 | let proxy = conn.with_proxy( |
| 10 | "org.mpris.MediaPlayer2.spotify", |
| 11 | "/org/mpris/MediaPlayer2", |
| 12 | Duration::from_millis(5000), |
| 13 | ); |
| 14 | |
| 15 | let _ = proxy.match_signal( |
| 16 | |pc: PropertiesPropertiesChanged, _: &Connection, _: &Message| { |
| 17 | pc.changed_properties["Metadata"] |
| 18 | .0 |
| 19 | .as_iter() |
| 20 | .and_then(|mut iter| { |
| 21 | // Iterating over a RefArg goes key, value, key, value... Insane honestly. |
| 22 | while let Some(key) = iter.next() { |
| 23 | let key_str = key.as_str()?; |
| 24 | let value = iter.next(); |
| 25 | |
| 26 | match key_str { |
| 27 | "xesam:artist" => { |
| 28 | // Variant holding a variant that should just be a Vec<&str> I |
| 29 | // believe. This is _the recommended_ way to do this by the author. |
| 30 | let inner_value = value?.as_iter()?.next()?.as_iter()?.next()?; |
| 31 | let artist = String::from(inner_value.as_str()?); |
| 32 | println!("artist: {}", artist); |
| 33 | } |
| 34 | "xesam:title" => { |
| 35 | println!("title: {}", value?.as_iter()?.next()?.as_str()?); |
| 36 | } |
| 37 | _ => (), |
| 38 | } |
| 39 | } |
| 40 | Some(()) |
| 41 | }); |
| 42 | true |
| 43 | }, |
| 44 | ); |
| 45 | |
| 46 | loop { |
| 47 | conn.process(Duration::from_millis(1000))?; |
| 48 | } |
| 49 | } |