split servicepoint_binding_uniffi into own crate

src/connection.rs

@@ -0,0 +1,36 @@
+use std::sync::Arc;
+
+use crate::command::Command;
+use crate::errors::ServicePointError;
+
+#[derive(uniffi::Object)]
+pub struct Connection {
+    actual: servicepoint::Connection,
+}
+
+#[uniffi::export]
+impl Connection {
+    #[uniffi::constructor]
+    pub fn new(host: String) -> Result<Arc<Self>, ServicePointError> {
+        servicepoint::Connection::open(host)
+            .map(|actual| Arc::new(Connection { actual }))
+            .map_err(|err| ServicePointError::IoError {
+                error: err.to_string(),
+            })
+    }
+
+    #[uniffi::constructor]
+    pub fn new_fake() -> Arc<Self> {
+        Arc::new(Self {
+            actual: servicepoint::Connection::Fake,
+        })
+    }
+
+    pub fn send(&self, command: Arc<Command>) -> Result<(), ServicePointError> {
+        self.actual.send(command.actual.clone()).map_err(|err| {
+            ServicePointError::IoError {
+                error: format!("{err:?}"),
+            }
+        })
+    }
+}