fix PinMode command prefix and deser impl

client/examples/gpio.rs

@@ -0,0 +1,24 @@
+use roblib::gpio::{Gpio, Mode};
+use roblib_client::{logger::init_log, transports::udp::Udp, Result, Robot};
+use std::{thread::sleep, time::Duration};
+
+const P: u8 = 3;
+
+fn main() -> Result<()> {
+    init_log(Some("debug"));
+
+    let ip = std::env::args()
+        .nth(1)
+        .unwrap_or_else(|| "localhost:1110".into());
+
+    let robot = Robot::new(Udp::connect(ip)?);
+
+    log::info!("set pin mode");
+    robot.pin_mode(P, Mode::Output)?;
+    let mut state = false;
+    loop {
+        state = !state;
+        robot.write_pin(P, state)?;
+        sleep(Duration::from_secs(1));
+    }
+}

roblib/src/cmd/concrete.rs

@@ -203,7 +203,7 @@ impl Serialize for Concrete {
             #[cfg(feature = "gpio")]
             Self::PinMode(c) => {
                 let mut s = serializer.serialize_struct("Concrete", 2)?;
-                s.serialize_field("prefix", &cmd::ReadPin::PREFIX)?;
+                s.serialize_field("prefix", &cmd::PinMode::PREFIX)?;
                 s.serialize_field("cmd", &c)?;
                 s.end()
             }
@@ -350,6 +350,13 @@ impl<'de> Deserialize<'de> for Concrete {
                         Ok(Concrete::UltraSensor(cmd))
                     }
 
+                    #[cfg(feature = "gpio")]
+                    cmd::PinMode::PREFIX => {
+                        let cmd = seq
+                            .next_element()?
+                            .ok_or_else(|| de::Error::invalid_length(0, &self))?;
+                        Ok(Concrete::PinMode(cmd))
+                    }
                     #[cfg(feature = "gpio")]
                     cmd::ReadPin::PREFIX => {
                         let cmd = seq

roblib/src/cmd/mod.rs

@@ -42,7 +42,7 @@ impl Command for Unsubscribe {
 #[derive(Command, serde::Serialize, serde::Deserialize)]
 pub struct Nop;
 impl Command for Nop {
-    const PREFIX: char = 'n';
+    const PREFIX: char = '0';
     type Return = ();
 }
 

roblib/src/gpio/cmd.rs

@@ -4,7 +4,7 @@ use roblib_macro::Command;
 #[derive(Command, serde::Serialize, serde::Deserialize)]
 pub struct PinMode(pub u8, pub super::Mode);
 impl Command for PinMode {
-    const PREFIX: char = 'r';
+    const PREFIX: char = 'p';
     type Return = ();
 }
 
@@ -18,14 +18,14 @@ impl Command for ReadPin {
 #[derive(Command, serde::Serialize, serde::Deserialize)]
 pub struct WritePin(pub u8, pub bool);
 impl Command for WritePin {
-    const PREFIX: char = 'p';
+    const PREFIX: char = 'w';
     type Return = ();
 }
 
 #[derive(Command, serde::Serialize, serde::Deserialize)]
 pub struct Pwm(pub u8, pub f64, pub f64);
 impl Command for Pwm {
-    const PREFIX: char = 'w';
+    const PREFIX: char = 'W';
     type Return = ();
 }