Update NUS peripheral example to latest API changes

examples/apps/src/ble_nus_peripheral.rs

@@ -1,6 +1,5 @@
 /* Nordic Uart Service (NUS) peripheral example */
 use embassy_futures::join::join3;
-use embassy_sync::blocking_mutex::raw::NoopRawMutex;
 use embassy_time::{Duration, Timer};
 use heapless::Vec;
 use trouble_host::prelude::*;
@@ -50,18 +49,13 @@ where
         .set_random_address(address)
         .build();
 
-    let mut table: AttributeTable<'_, NoopRawMutex, MAX_ATTRIBUTES> = AttributeTable::new();
-
-    // Generic Access Service (mandatory)
-    let id = b"Trouble Example Device";
-    let mut svc = table.add_service(Service::new(0x1800));
-    let _ = svc.add_characteristic_ro(0x2a00, id);
-    svc.build();
-
-    // Generic attribute service (mandatory)
-    table.add_service(Service::new(0x1801));
-
-    let server = Server::new(stack, &mut table);
+    let server = Server::new_with_config(
+        stack,
+        GapConfig::Peripheral(PeripheralConfig {
+            name: "TrouBLE",
+            appearance: &appearance::GENERIC_UNKNOWN,
+        }),
+    );
 
     info!("Starting advertising and GATT service");
     let _ = join3(
@@ -76,7 +70,7 @@ async fn ble_task<C: Controller>(mut runner: Runner<'_, C>) -> Result<(), BleHos
     runner.run().await
 }
 
-async fn gatt_task<C: Controller>(server: &Server<'_, '_, C>) {
+async fn gatt_task<C: Controller>(server: &Server<'_, C>) {
     loop {
         match server.next().await {
             Ok(GattEvent::Write { handle, connection: _ }) => {
@@ -96,13 +90,13 @@ async fn gatt_task<C: Controller>(server: &Server<'_, '_, C>) {
 
 async fn advertise_task<C: Controller>(
     mut peripheral: Peripheral<'_, C>,
-    server: &Server<'_, '_, C>,
+    server: &Server<'_, C>,
 ) -> Result<(), BleHostError<C::Error>> {
     let mut adv_data = [0; 31];
     AdStructure::encode_slice(
         &[
             AdStructure::Flags(LE_GENERAL_DISCOVERABLE | BR_EDR_NOT_SUPPORTED),
-            AdStructure::CompleteLocalName(b"Trouble NRF UART"),
+            AdStructure::CompleteLocalName(b"Trouble NRF UART (NUS) Service"),
         ],
         &mut adv_data[..],
     )?;
@@ -120,8 +114,10 @@ async fn advertise_task<C: Controller>(
         let conn = advertiser.accept().await?;
 
         /* TODO: Implement "echo" and push rx bytes back to tx? */
-        let mut tx = [0; ATT_MTU];
+        // XXX: I have to manually "fix" the size from 123 -> 128
+        let mut tx = [0; 128];
         let mut tick: u8 = 0;
+        // Keep connection alive
         while conn.is_connected() {
             Timer::after(Duration::from_secs(2)).await;
             tick = tick.wrapping_add(1);