| 1 | use dbus::blocking::stdintf::org_freedesktop_dbus::PropertiesPropertiesChanged; |
| 2 | use dbus::blocking::Connection; |
| 3 | use dbus::message::Message; |
| 4 | use std::collections::HashMap; |
| 5 | use std::sync::{Arc, Mutex}; |
| 6 | use std::time::Duration; |
| 7 | |
| 8 | fn update_map(arc_map: Arc<Mutex<HashMap<String, String>>>, key: String, val: String) { |
| 9 | let clone_arc = arc_map.clone(); |
| 10 | let mut map = clone_arc.lock().unwrap(); |
| 11 | map.insert(key, val.clone()); |
| 12 | for (k, v) in &*map { |
| 13 | println! {"{}: {}", k.clone(), v.clone()}; |
| 14 | } |
| 15 | } |
| 16 | |
| 17 | fn main() -> Result<(), Box<dyn std::error::Error>> { |
| 18 | let arc_locked_xset_map = Arc::new(Mutex::new(HashMap::new())); |
| 19 | let conn = Connection::new_session()?; |
| 20 | |
| 21 | let proxy = conn.with_proxy( |
| 22 | "org.mpris.MediaPlayer2.spotify", |
| 23 | "/org/mpris/MediaPlayer2", |
| 24 | Duration::from_millis(5000), |
| 25 | ); |
| 26 | |
| 27 | let _ = proxy.match_signal( |
| 28 | move |pc: PropertiesPropertiesChanged, _: &Connection, _: &Message| { |
| 29 | pc.changed_properties["Metadata"] |
| 30 | .0 |
| 31 | .as_iter() |
| 32 | .and_then(|mut iter| { |
| 33 | // Iterating over a RefArg goes key, value, key, value... Insane honestly. |
| 34 | while let Some(key) = iter.next() { |
| 35 | let key_str = key.as_str()?; |
| 36 | let value = iter.next(); |
| 37 | |
| 38 | let arc_locked_xset_map = Arc::clone(&arc_locked_xset_map); |
| 39 | |
| 40 | match key_str { |
| 41 | "xesam:artist" => { |
| 42 | // Variant holding a variant that should just be a Vec<&str> I |
| 43 | // believe. This is _the recommended_ way to do this by the author. |
| 44 | let inner_value = value?.as_iter()?.next()?.as_iter()?.next()?; |
| 45 | let artist = String::from(inner_value.as_str()?); |
| 46 | update_map( |
| 47 | arc_locked_xset_map, |
| 48 | String::from("artist"), |
| 49 | String::from(artist), |
| 50 | ); |
| 51 | } |
| 52 | "xesam:title" => { |
| 53 | let title = value?.as_iter()?.next()?.as_str()?; |
| 54 | update_map( |
| 55 | arc_locked_xset_map, |
| 56 | String::from("title"), |
| 57 | String::from(title), |
| 58 | ); |
| 59 | } |
| 60 | _ => (), |
| 61 | } |
| 62 | } |
| 63 | Some(()) |
| 64 | }); |
| 65 | true |
| 66 | }, |
| 67 | ); |
| 68 | |
| 69 | loop { |
| 70 | conn.process(Duration::from_millis(1000))?; |
| 71 | } |
| 72 | } |