Phase 9 R1: RepoEnsure — peer RPC + aggregator fan-out (#106)

claw-store/src/cluster/rpc/client.rs

@@ -192,6 +192,43 @@ pub async fn call_dashboard_storage(conn: &Connection) -> Result<DashboardStorag
     serde_json::from_slice(&reply).context("decoding DashboardStorageReply JSON")
 }
 
+/// Phase 9 R1b: convenience wrapper for [`Method::RepoEnsure`].
+/// Materializes `(url, git_ref)` on the connected peer under the
+/// caller-provided workspace namespace and returns the resulting
+/// on-disk path + head sha. Cached reply = the checkout was already
+/// present with a valid `.git`.
+pub async fn call_repo_ensure(
+    conn: &Connection,
+    req: &crate::cluster::repo_ensure::RepoEnsureRequest,
+) -> Result<crate::cluster::repo_ensure::RepoEnsureReply> {
+    let payload = serde_json::to_vec(req).context("encoding RepoEnsureRequest")?;
+    let reply = rpc_call(conn, Method::RepoEnsure, &payload).await?;
+    if reply.len() == 1 {
+        if let Some(code) = decode_error(reply[0]) {
+            bail!("peer replied with error: {}", code.describe());
+        }
+    }
+    serde_json::from_slice(&reply).context("decoding RepoEnsureReply JSON")
+}
+
+/// Phase 9 R1b: convenience wrapper for [`Method::RepoRelease`].
+/// Removes the on-disk checkout for `(url, git_ref)` under the
+/// caller's workspace. `removed=false` when nothing was on disk to
+/// begin with (still `Ok`).
+pub async fn call_repo_release(
+    conn: &Connection,
+    req: &crate::cluster::repo_ensure::RepoReleaseRequest,
+) -> Result<crate::cluster::repo_ensure::RepoReleaseReply> {
+    let payload = serde_json::to_vec(req).context("encoding RepoReleaseRequest")?;
+    let reply = rpc_call(conn, Method::RepoRelease, &payload).await?;
+    if reply.len() == 1 {
+        if let Some(code) = decode_error(reply[0]) {
+            bail!("peer replied with error: {}", code.describe());
+        }
+    }
+    serde_json::from_slice(&reply).context("decoding RepoReleaseReply JSON")
+}
+
 /// Recognise a single-byte reply as one of our error codes. Returns
 /// `None` for any other single-byte value (which is a valid reply,
 /// just an unusually short one).