From dee140987d0b1ca0e28c3ababcfcfada82b445b9 Mon Sep 17 00:00:00 2001
From: GHOSCHT <31184695+GHOSCHT@users.noreply.github.com>
Date: Mon, 9 Oct 2023 15:17:55 +0200
Subject: [PATCH] Random stuff

---
 Cargo.lock                        | 480 ++++++++++++++++++++++++++++++
 Cargo.toml                        |   5 +-
 src/foo.rs                        |  46 +++
 src/main.rs                       |   4 +-
 src/midi_client.rs                |  80 +++++
 src/mpris_client.rs               |  13 +
 src/{pulse.rs => pulse_client.rs} |  13 +-
 7 files changed, 636 insertions(+), 5 deletions(-)
 create mode 100644 src/foo.rs
 create mode 100644 src/midi_client.rs
 create mode 100644 src/mpris_client.rs
 rename src/{pulse.rs => pulse_client.rs} (86%)

diff --git a/Cargo.lock b/Cargo.lock
index 94fedcf..11fb9a2 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2,18 +2,152 @@
 # It is not intended for manual editing.
 version = 3
 
+[[package]]
+name = "addr2line"
+version = "0.21.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8a30b2e23b9e17a9f90641c7ab1549cd9b44f296d3ccbf309d2863cfe398a0cb"
+dependencies = [
+ "gimli",
+]
+
+[[package]]
+name = "adler"
+version = "1.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f26201604c87b1e01bd3d98f8d5d9a8fcbb815e8cedb41ffccbeb4bf593a35fe"
+
+[[package]]
+name = "alsa"
+version = "0.7.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e2562ad8dcf0f789f65c6fdaad8a8a9708ed6b488e649da28c01656ad66b8b47"
+dependencies = [
+ "alsa-sys",
+ "bitflags",
+ "libc",
+ "nix",
+]
+
+[[package]]
+name = "alsa-sys"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "db8fee663d06c4e303404ef5f40488a53e062f89ba8bfed81f42325aafad1527"
+dependencies = [
+ "libc",
+ "pkg-config",
+]
+
 [[package]]
 name = "autocfg"
 version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d468802bab17cbc0cc575e9b053f41e72aa36bfa6b7f55e3529ffa43161b97fa"
 
+[[package]]
+name = "backtrace"
+version = "0.3.69"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2089b7e3f35b9dd2d0ed921ead4f6d318c27680d4a5bd167b3ee120edb105837"
+dependencies = [
+ "addr2line",
+ "cc",
+ "cfg-if",
+ "libc",
+ "miniz_oxide",
+ "object",
+ "rustc-demangle",
+]
+
 [[package]]
 name = "bitflags"
 version = "1.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
 
+[[package]]
+name = "bumpalo"
+version = "3.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a3e2c3daef883ecc1b5d58c15adae93470a91d425f3532ba1695849656af3fc1"
+
+[[package]]
+name = "bytes"
+version = "1.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "89b2fd2a0dcf38d7971e2194b6b6eebab45ae01067456a7fd93d5547a61b70be"
+
+[[package]]
+name = "cc"
+version = "1.0.83"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f1174fb0b6ec23863f8b971027804a42614e347eafb0a95bf0b12cdae21fc4d0"
+dependencies = [
+ "libc",
+]
+
+[[package]]
+name = "cfg-if"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
+
+[[package]]
+name = "core-foundation"
+version = "0.9.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "194a7a9e6de53fa55116934067c844d9d749312f75c6f6d0980e8c252f8c2146"
+dependencies = [
+ "core-foundation-sys",
+ "libc",
+]
+
+[[package]]
+name = "core-foundation-sys"
+version = "0.8.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e496a50fda8aacccc86d7529e2c1e0892dbd0f898a6b5645b5561b89c3210efa"
+
+[[package]]
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+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1a7847ca018a67204508b77cb9e6de670125075f7464fff5f673023378fa34f5"
+dependencies = [
+ "core-foundation",
+ "core-foundation-sys",
+ "coremidi-sys",
+]
+
+[[package]]
+name = "coremidi-sys"
+version = "3.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "79a6deed0c97b2d40abbab77e4c97f81d71e162600423382c277dd640019116c"
+dependencies = [
+ "core-foundation-sys",
+]
+
+[[package]]
+name = "crossbeam-channel"
+version = "0.5.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a33c2bf77f2df06183c3aa30d1e96c0695a313d4f9c453cc3762a6db39f99200"
+dependencies = [
+ "cfg-if",
+ "crossbeam-utils",
+]
+
+[[package]]
+name = "crossbeam-utils"
+version = "0.8.16"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5a22b2d63d4d1dc0b7f1b6b2747dd0088008a9be28b6ddf0b1e7d335e3037294"
+dependencies = [
+ "cfg-if",
+]
+
 [[package]]
 name = "darling"
 version = "0.14.4"
@@ -60,6 +194,16 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "delay_map"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e4355c25cbf99edcb6b4a0e906f6bdc6956eda149e84455bea49696429b2f8e8"
+dependencies = [
+ "futures",
+ "tokio-util",
+]
+
 [[package]]
 name = "derive_is_enum_variant"
 version = "0.1.1"
@@ -121,6 +265,101 @@ dependencies = [
  "syn 1.0.109",
 ]
 
+[[package]]
+name = "futures"
+version = "0.3.28"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "23342abe12aba583913b2e62f22225ff9c950774065e4bfb61a19cd9770fec40"
+dependencies = [
+ "futures-channel",
+ "futures-core",
+ "futures-executor",
+ "futures-io",
+ "futures-sink",
+ "futures-task",
+ "futures-util",
+]
+
+[[package]]
+name = "futures-channel"
+version = "0.3.28"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "955518d47e09b25bbebc7a18df10b81f0c766eaf4c4f1cccef2fca5f2a4fb5f2"
+dependencies = [
+ "futures-core",
+ "futures-sink",
+]
+
+[[package]]
+name = "futures-core"
+version = "0.3.28"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4bca583b7e26f571124fe5b7561d49cb2868d79116cfa0eefce955557c6fee8c"
+
+[[package]]
+name = "futures-executor"
+version = "0.3.28"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ccecee823288125bd88b4d7f565c9e58e41858e47ab72e8ea2d64e93624386e0"
+dependencies = [
+ "futures-core",
+ "futures-task",
+ "futures-util",
+]
+
+[[package]]
+name = "futures-io"
+version = "0.3.28"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4fff74096e71ed47f8e023204cfd0aa1289cd54ae5430a9523be060cdb849964"
+
+[[package]]
+name = "futures-macro"
+version = "0.3.28"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "89ca545a94061b6365f2c7355b4b32bd20df3ff95f02da9329b34ccc3bd6ee72"
+dependencies = [
+ "proc-macro2",
+ "quote 1.0.33",
+ "syn 2.0.29",
+]
+
+[[package]]
+name = "futures-sink"
+version = "0.3.28"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f43be4fe21a13b9781a69afa4985b0f6ee0e1afab2c6f454a8cf30e2b2237b6e"
+
+[[package]]
+name = "futures-task"
+version = "0.3.28"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "76d3d132be6c0e6aa1534069c705a74a5997a356c0dc2f86a47765e5617c5b65"
+
+[[package]]
+name = "futures-util"
+version = "0.3.28"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "26b01e40b772d54cf6c6d721c1d1abd0647a0106a12ecaa1c186273392a69533"
+dependencies = [
+ "futures-channel",
+ "futures-core",
+ "futures-io",
+ "futures-macro",
+ "futures-sink",
+ "futures-task",
+ "memchr",
+ "pin-project-lite",
+ "pin-utils",
+ "slab",
+]
+
+[[package]]
+name = "gimli"
+version = "0.28.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6fb8d784f27acf97159b40fc4db5ecd8aa23b9ad5ef69cdd136d3bc80665f0c0"
+
 [[package]]
 name = "hashbrown"
 version = "0.14.0"
@@ -161,6 +400,15 @@ dependencies = [
  "either",
 ]
 
+[[package]]
+name = "js-sys"
+version = "0.3.64"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c5f195fe497f702db0f318b07fdd68edb16955aed830df8363d837542f8f935a"
+dependencies = [
+ "wasm-bindgen",
+]
+
 [[package]]
 name = "libc"
 version = "0.2.147"
@@ -203,12 +451,43 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "log"
+version = "0.4.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b5e6163cb8c49088c2c36f57875e58ccd8c87c7427f7fbd50ea6710b2f3f2e8f"
+
 [[package]]
 name = "memchr"
 version = "2.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f478948fd84d9f8e86967bf432640e46adfb5a4bd4f14ef7e864ab38220534ae"
 
+[[package]]
+name = "midir"
+version = "0.9.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a456444d83e7ead06ae6a5c0a215ed70282947ff3897fb45fcb052b757284731"
+dependencies = [
+ "alsa",
+ "bitflags",
+ "coremidi",
+ "js-sys",
+ "libc",
+ "wasm-bindgen",
+ "web-sys",
+ "windows",
+]
+
+[[package]]
+name = "miniz_oxide"
+version = "0.7.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e7810e0be55b428ada41041c41f32c9f1a42817901b4ccf45fa3d4b6561e74c7"
+dependencies = [
+ "adler",
+]
+
 [[package]]
 name = "mpris"
 version = "2.0.1"
@@ -222,6 +501,17 @@ dependencies = [
  "thiserror",
 ]
 
+[[package]]
+name = "nix"
+version = "0.24.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fa52e972a9a719cecb6864fb88568781eb706bac2cd1d4f04a648542dbf78069"
+dependencies = [
+ "bitflags",
+ "cfg-if",
+ "libc",
+]
+
 [[package]]
 name = "num-derive"
 version = "0.3.3"
@@ -242,17 +532,47 @@ dependencies = [
  "autocfg",
 ]
 
+[[package]]
+name = "object"
+version = "0.32.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "77ac5bbd07aea88c60a577a1ce218075ffd59208b2d7ca97adf9bfc5aeb21ebe"
+dependencies = [
+ "memchr",
+]
+
+[[package]]
+name = "once_cell"
+version = "1.18.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dd8b5dd2ae5ed71462c540258bedcb51965123ad7e7ccf4b9a8cafaa4a63576d"
+
 [[package]]
 name = "pico_kontroller"
 version = "0.1.0"
 dependencies = [
+ "crossbeam-channel",
+ "delay_map",
  "itertools",
  "libpulse-binding",
+ "midir",
  "mpris",
  "serde",
  "toml",
 ]
 
+[[package]]
+name = "pin-project-lite"
+version = "0.2.13"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8afb450f006bf6385ca15ef45d71d2288452bc3683ce2e2cacc0d18e4be60b58"
+
+[[package]]
+name = "pin-utils"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"
+
 [[package]]
 name = "pkg-config"
 version = "0.3.27"
@@ -283,6 +603,12 @@ dependencies = [
  "proc-macro2",
 ]
 
+[[package]]
+name = "rustc-demangle"
+version = "0.1.23"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d626bb9dae77e28219937af045c257c28bfd3f69333c512553507f5f9798cb76"
+
 [[package]]
 name = "serde"
 version = "1.0.188"
@@ -312,6 +638,15 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "slab"
+version = "0.4.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8f92a496fb766b417c996b9c5e57daf2f7ad3b0bebe1ccfca4856390e3d3bb67"
+dependencies = [
+ "autocfg",
+]
+
 [[package]]
 name = "strsim"
 version = "0.10.0"
@@ -380,6 +715,30 @@ dependencies = [
  "syn 2.0.29",
 ]
 
+[[package]]
+name = "tokio"
+version = "1.32.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "17ed6077ed6cd6c74735e21f37eb16dc3935f96878b1fe961074089cc80893f9"
+dependencies = [
+ "backtrace",
+ "pin-project-lite",
+]
+
+[[package]]
+name = "tokio-util"
+version = "0.7.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "806fe8c2c87eccc8b3267cbae29ed3ab2d0bd37fca70ab622e46aaa9375ddb7d"
+dependencies = [
+ "bytes",
+ "futures-core",
+ "futures-sink",
+ "pin-project-lite",
+ "slab",
+ "tokio",
+]
+
 [[package]]
 name = "toml"
 version = "0.7.6"
@@ -432,6 +791,70 @@ version = "0.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8c1f860d7d29cf02cb2f3f359fd35991af3d30bac52c57d265a3c461074cb4dc"
 
+[[package]]
+name = "wasm-bindgen"
+version = "0.2.87"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7706a72ab36d8cb1f80ffbf0e071533974a60d0a308d01a5d0375bf60499a342"
+dependencies = [
+ "cfg-if",
+ "wasm-bindgen-macro",
+]
+
+[[package]]
+name = "wasm-bindgen-backend"
+version = "0.2.87"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5ef2b6d3c510e9625e5fe6f509ab07d66a760f0885d858736483c32ed7809abd"
+dependencies = [
+ "bumpalo",
+ "log",
+ "once_cell",
+ "proc-macro2",
+ "quote 1.0.33",
+ "syn 2.0.29",
+ "wasm-bindgen-shared",
+]
+
+[[package]]
+name = "wasm-bindgen-macro"
+version = "0.2.87"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dee495e55982a3bd48105a7b947fd2a9b4a8ae3010041b9e0faab3f9cd028f1d"
+dependencies = [
+ "quote 1.0.33",
+ "wasm-bindgen-macro-support",
+]
+
+[[package]]
+name = "wasm-bindgen-macro-support"
+version = "0.2.87"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "54681b18a46765f095758388f2d0cf16eb8d4169b639ab575a8f5693af210c7b"
+dependencies = [
+ "proc-macro2",
+ "quote 1.0.33",
+ "syn 2.0.29",
+ "wasm-bindgen-backend",
+ "wasm-bindgen-shared",
+]
+
+[[package]]
+name = "wasm-bindgen-shared"
+version = "0.2.87"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ca6ad05a4870b2bf5fe995117d3728437bd27d7cd5f06f13c17443ef369775a1"
+
+[[package]]
+name = "web-sys"
+version = "0.3.64"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9b85cbef8c220a6abc02aefd892dfc0fc23afb1c6a426316ec33253a3877249b"
+dependencies = [
+ "js-sys",
+ "wasm-bindgen",
+]
+
 [[package]]
 name = "winapi"
 version = "0.3.9"
@@ -454,6 +877,63 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
 
+[[package]]
+name = "windows"
+version = "0.43.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "04662ed0e3e5630dfa9b26e4cb823b817f1a9addda855d973a9458c236556244"
+dependencies = [
+ "windows_aarch64_gnullvm",
+ "windows_aarch64_msvc",
+ "windows_i686_gnu",
+ "windows_i686_msvc",
+ "windows_x86_64_gnu",
+ "windows_x86_64_gnullvm",
+ "windows_x86_64_msvc",
+]
+
+[[package]]
+name = "windows_aarch64_gnullvm"
+version = "0.42.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "597a5118570b68bc08d8d59125332c54f1ba9d9adeedeef5b99b02ba2b0698f8"
+
+[[package]]
+name = "windows_aarch64_msvc"
+version = "0.42.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e08e8864a60f06ef0d0ff4ba04124db8b0fb3be5776a5cd47641e942e58c4d43"
+
+[[package]]
+name = "windows_i686_gnu"
+version = "0.42.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c61d927d8da41da96a81f029489353e68739737d3beca43145c8afec9a31a84f"
+
+[[package]]
+name = "windows_i686_msvc"
+version = "0.42.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "44d840b6ec649f480a41c8d80f9c65108b92d89345dd94027bfe06ac444d1060"
+
+[[package]]
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+version = "0.42.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8de912b8b8feb55c064867cf047dda097f92d51efad5b491dfb98f6bbb70cb36"
+
+[[package]]
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+version = "0.42.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "26d41b46a36d453748aedef1486d5c7a85db22e56aff34643984ea85514e94a3"
+
+[[package]]
+name = "windows_x86_64_msvc"
+version = "0.42.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9aec5da331524158c6d1a4ac0ab1541149c0b9505fde06423b02f5ef0106b9f0"
+
 [[package]]
 name = "winnow"
 version = "0.5.15"
diff --git a/Cargo.toml b/Cargo.toml
index 292fa20..bcb3aa2 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -3,11 +3,12 @@ name = "pico_kontroller"
 version = "0.1.0"
 edition = "2021"
 
-# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
-
 [dependencies]
+crossbeam-channel = "0.5.8"
+delay_map = "0.3.0"
 itertools = "0.11.0"
 libpulse-binding = "2.28.1"
+midir = "0.9.1"
 mpris = "2.0.1"
 serde = {version ="1.0.188", features = ["derive"]}
 toml = "0.7.6"
diff --git a/src/foo.rs b/src/foo.rs
new file mode 100644
index 0000000..0ce5166
--- /dev/null
+++ b/src/foo.rs
@@ -0,0 +1,46 @@
+fn list_all() {
+    PlayerFinder::new()
+        .expect("Could not connect to D-Bus")
+        .find_all()
+        .unwrap_or_else(|_| Vec::new())
+        .into_iter()
+        .map(|player| player.identity().to_string())
+        .unique()
+        .for_each(|player| println!("{}", player));
+}
+fn get_player(player_id: &str) -> Player {
+    PlayerFinder::new()
+        .expect("Could not connect to D-Bus")
+        .find_by_name(player_id)
+        .expect("Could not find any player")
+}
+
+fn increase_volume(player_id: &str, steps: f64) {
+    let player = get_player(player_id);
+    let volume = player.get_volume().expect("Could not get volume");
+    player.set_volume(volume + steps).expect("Could not pause");
+}
+fn decrease_volume(player_id: &str, steps: f64) {
+    increase_volume(player_id, -steps)
+}
+
+
+    let filename = "foo.toml";
+
+let contents = match fs::read_to_string(filename) {
+        Ok(c) => c,
+        Err(_) => {
+            eprintln!("Could not read file `{}`", filename);
+            std::process::exit(1);
+        }
+    };
+
+
+//let config: Config = match toml::from_str(&contents) {
+    //    Ok(c) => c,
+    //    Err(_) => {
+    //        eprintln!("Could not parse TOML");
+    //        std::process::exit(1);
+    //    }
+    //};
+
diff --git a/src/main.rs b/src/main.rs
index e289b70..baf136a 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,7 +1,9 @@
 //use itertools::Itertools;
 //use mpris::{Player, PlayerFinder};
 mod config;
+mod midi_client;
+mod pulse_client;
 
 fn main() {
-    print!("{}", config::default().unwrap());
+    midi_client::run().unwrap();
 }
diff --git a/src/midi_client.rs b/src/midi_client.rs
new file mode 100644
index 0000000..1da4f43
--- /dev/null
+++ b/src/midi_client.rs
@@ -0,0 +1,80 @@
+use delay_map::HashMapDelay;
+use midir::{Ignore, MidiInput};
+use mpris::PlayerFinder;
+use std::error::Error;
+use std::io::{stdin, stdout, Write};
+pub fn run() -> Result<(), Box<dyn Error>> {
+    let mut input = String::new();
+
+    let mut midi_in = MidiInput::new("midir reading input")?;
+    midi_in.ignore(Ignore::None);
+
+    // Get an input port (read from console if multiple are available)
+    let in_ports = midi_in.ports();
+    let in_port = match in_ports.len() {
+        0 => return Err("no input port found".into()),
+        1 => {
+            println!(
+                "Choosing the only available input port: {}",
+                midi_in.port_name(&in_ports[0]).unwrap()
+            );
+            &in_ports[0]
+        }
+        _ => {
+            println!("\nAvailable input ports:");
+            for (i, p) in in_ports.iter().enumerate() {
+                println!("{}: {}", i, midi_in.port_name(p).unwrap());
+            }
+            print!("Please select input port: ");
+            stdout().flush()?;
+            let mut input = String::new();
+            stdin().read_line(&mut input)?;
+            in_ports
+                .get(input.trim().parse::<usize>()?)
+                .ok_or("invalid input port selected")?
+        }
+    };
+
+    println!("\nOpening connection");
+    let in_port_name = midi_in.port_name(in_port)?;
+
+    // _conn_in needs to be a named parameter, because it needs to be kept alive until the end of the scope
+    let _conn_in = midi_in.connect(
+        in_port,
+        "midir-read-input",
+        move |stamp, message, _| {
+            println!(
+                "{}: {:.3} (len = {})",
+                stamp,
+                message[2] as f64 / 127.0,
+                message.len()
+            );
+            let volume = message[2] as f64 / 127.0;
+            set_volume("LibreWolf", volume);
+        },
+        (),
+    )?;
+
+    println!(
+        "Connection open, reading input from '{}' (press enter to exit) ...",
+        in_port_name
+    );
+
+    input.clear();
+    stdin().read_line(&mut input)?; // wait for next enter key press
+
+    println!("Closing connection");
+    Ok(())
+}
+
+pub fn set_volume(player_id: &str, volume: f64) {
+    PlayerFinder::new()
+        .expect("Could not connect to D-Bus")
+        .find_all()
+        .unwrap_or_else(|_| Vec::new())
+        .into_iter()
+        .filter(|player| player.identity() == player_id)
+        .for_each(|player| {
+            let _ = player.set_volume(volume);
+        });
+}
diff --git a/src/mpris_client.rs b/src/mpris_client.rs
new file mode 100644
index 0000000..38a8d64
--- /dev/null
+++ b/src/mpris_client.rs
@@ -0,0 +1,13 @@
+use mpris::PlayerFinder;
+
+pub fn set_volume(player_id: &str, volume: f64) {
+    PlayerFinder::new()
+        .expect("Could not connect to D-Bus")
+        .find_all()
+        .unwrap_or_else(|_| Vec::new())
+        .into_iter()
+        .filter(|player| player.identity() == player_id)
+        .for_each(|player| {
+            let _ = player.set_volume(volume);
+        });
+}
diff --git a/src/pulse.rs b/src/pulse_client.rs
similarity index 86%
rename from src/pulse.rs
rename to src/pulse_client.rs
index 013e53d..ac97b8b 100644
--- a/src/pulse.rs
+++ b/src/pulse_client.rs
@@ -7,7 +7,7 @@ use std::cell::RefCell;
 use std::ops::Deref;
 use std::rc::Rc;
 
-pub fn set_default_sink(name: &str) {
+pub fn set_default_sink<'a>(name: &'a str) {
     let mut proplist = Proplist::new().unwrap();
     proplist
         .set_str(
@@ -54,7 +54,16 @@ pub fn set_default_sink(name: &str) {
         }
     }
 
-    let op = context.borrow_mut().set_default_sink(name, |_| {});
+    let op = context
+        .borrow_mut()
+        .set_default_sink(name, |was_successful| match was_successful {
+            true => {
+                println!("Successfully set default sink");
+            }
+            false => {
+                eprintln!("Failed to set default sink");
+            }
+        });
     loop {
         match mainloop.borrow_mut().iterate(false) {
             IterateResult::Quit(_) | IterateResult::Err(_) => {