From 4a7aa1317e77e6d7a5b5dc4a20b238d12efb148e Mon Sep 17 00:00:00 2001
From: Jesse Luehrs <doy@tozt.net>
Date: Sat, 30 Apr 2022 18:45:24 -0400
Subject: basic implementation

---
 Cargo.lock  | 601 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 Cargo.toml  |   3 +
 README.md   |   2 +
 src/main.rs |  23 ++-
 4 files changed, 627 insertions(+), 2 deletions(-)
 create mode 100644 Cargo.lock
 create mode 100644 README.md

diff --git a/Cargo.lock b/Cargo.lock
new file mode 100644
index 0000000..669915b
--- /dev/null
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+checksum = "e2e7917148b2812d1eeafaeb22a97e4813dfa60a3f8f78ebe204bcc88f12f024"
+
+[[package]]
+name = "windows_x86_64_gnu"
+version = "0.36.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4dcd171b8776c41b97521e5da127a2d86ad280114807d0b2ab1e462bc764d9e1"
+
+[[package]]
+name = "windows_x86_64_msvc"
+version = "0.36.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c811ca4a8c853ef420abd8592ba53ddbbac90410fab6903b3e79972a631f7680"
+
+[[package]]
+name = "xml-rs"
+version = "0.8.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d2d7d3948613f75c98fd9328cfdcc45acc4d360655289d0a7d4ec931392200a3"
diff --git a/Cargo.toml b/Cargo.toml
index b772658..907f314 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -6,3 +6,6 @@ edition = "2021"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
+bluez-async = "0.5.5"
+tokio = { version = "1.18.0", features = ["full"] }
+tokio-stream = "0.1.8"
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..38c7d2a
--- /dev/null
+++ b/README.md
@@ -0,0 +1,2 @@
+my switch pro controller doesn't appear to want to reconnect automatically if
+it gets disconnected, so here we are. run this program with the mac address of the controller, and press the pairing button once it's waiting.
diff --git a/src/main.rs b/src/main.rs
index e7a11a9..f48d20e 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,3 +1,22 @@
-fn main() {
-    println!("Hello, world!");
+use tokio_stream::StreamExt as _;
+
+#[tokio::main]
+async fn main() -> Result<(), Box<dyn std::error::Error>> {
+    let controller = std::env::args().nth(1).unwrap().parse().unwrap();
+
+    let (_, session) = bluez_async::BluetoothSession::new().await?;
+    session.start_discovery().await?;
+
+    let mut stream = session.event_stream().await?;
+    while let Some(event) = stream.next().await {
+        if let bluez_async::BluetoothEvent::Device { id, .. } = &event {
+            let info = session.get_device_info(id).await?;
+            if info.mac_address == controller {
+                session.connect(id).await?;
+                break;
+            }
+        }
+    }
+
+    Ok(())
 }
-- 
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