chore: change to byte slice

Signed-off-by: kjuulh <contact@kjuulh.io>

crates/churn-capnp/schemas/models.capnp

@@ -10,3 +10,8 @@ struct LogEvent {
 struct Agent {
   name @0 :Text;
 }
+
+struct Lease {
+  id @0 :Text;
+  lease @1 :Text;
+}

crates/churn-capnp/src/lib.rs

@@ -3,7 +3,7 @@ use capnp::message::{ReaderOptions, TypedReader};
 use capnp::serialize::{self, SliceSegments};
 
 use capnp::traits::Owned;
-use churn_domain::{Agent, LogEvent};
+use churn_domain::{Agent, Lease, LogEvent};
 
 mod models_capnp;
 
@@ -11,19 +11,18 @@ pub trait CapnpPackExt {
     type Return;
 
     fn serialize_capnp(&self) -> Vec<u8>;
-    fn deserialize_capnp(content: &Vec<u8>) -> anyhow::Result<Self::Return>;
+    fn deserialize_capnp(content: &[u8]) -> anyhow::Result<Self::Return>;
 
     fn capnp_to_string(builder: &Builder<HeapAllocator>) -> Vec<u8> {
         serialize::write_message_to_words(builder)
     }
 
-    fn string_to_capnp<S>(content: &Vec<u8>) -> TypedReader<SliceSegments, S>
+    fn string_to_capnp<S>(mut content: &[u8]) -> TypedReader<SliceSegments, S>
     where
         S: Owned,
     {
         let log_event =
-            serialize::read_message_from_flat_slice(&mut content.as_slice(), ReaderOptions::new())
-                .unwrap();
+            serialize::read_message_from_flat_slice(&mut content, ReaderOptions::new()).unwrap();
 
         log_event.into_typed::<S>()
     }
@@ -43,7 +42,7 @@ impl CapnpPackExt for LogEvent {
         Self::capnp_to_string(&builder)
     }
 
-    fn deserialize_capnp(content: &Vec<u8>) -> anyhow::Result<Self> {
+    fn deserialize_capnp(content: &[u8]) -> anyhow::Result<Self> {
         let log_event = Self::string_to_capnp::<models_capnp::log_event::Owned>(content);
         let log_event = log_event.get()?;
 
@@ -71,7 +70,7 @@ impl CapnpPackExt for Agent {
         Self::capnp_to_string(&builder)
     }
 
-    fn deserialize_capnp(content: &Vec<u8>) -> anyhow::Result<Self::Return> {
+    fn deserialize_capnp(content: &[u8]) -> anyhow::Result<Self::Return> {
         let item = Self::string_to_capnp::<models_capnp::agent::Owned>(content);
         let item = item.get()?;
 
@@ -80,3 +79,27 @@ impl CapnpPackExt for Agent {
         })
     }
 }
+
+impl CapnpPackExt for Lease {
+    type Return = Self;
+
+    fn serialize_capnp(&self) -> Vec<u8> {
+        let mut builder = Builder::new_default();
+        let mut item = builder.init_root::<models_capnp::lease::Builder>();
+
+        item.set_id(&self.id.to_string());
+        item.set_lease(&self.lease.to_string());
+
+        Self::capnp_to_string(&builder)
+    }
+
+    fn deserialize_capnp(content: &[u8]) -> anyhow::Result<Self::Return> {
+        let item = Self::string_to_capnp::<models_capnp::lease::Owned>(content);
+        let item = item.get()?;
+
+        Ok(Self {
+            id: uuid::Uuid::parse_str(item.get_id()?)?,
+            lease: uuid::Uuid::parse_str(item.get_lease()?)?,
+        })
+    }
+}