From 2bb470f0b28b75863809f127b7f12222db07496c Mon Sep 17 00:00:00 2001
From: main <main@swarm.moe>
Date: Wed, 25 Mar 2026 20:20:06 -0400
Subject: Bypass current_dir for absolute consult cwd

---
 crates/phone-opus/src/mcp/service.rs | 65 +++++++++++++++++++++++++++++++-----
 1 file changed, 57 insertions(+), 8 deletions(-)

(limited to 'crates/phone-opus/src/mcp')

diff --git a/crates/phone-opus/src/mcp/service.rs b/crates/phone-opus/src/mcp/service.rs
index 4a65e6d..051ff83 100644
--- a/crates/phone-opus/src/mcp/service.rs
+++ b/crates/phone-opus/src/mcp/service.rs
@@ -250,14 +250,39 @@ struct WorkingDirectory(PathBuf);
 
 impl WorkingDirectory {
     fn resolve(raw: Option<String>) -> Result<Self, ConsultRequestError> {
-        let base =
-            std::env::current_dir().map_err(|source| ConsultRequestError::CurrentDir { source })?;
-        let requested = raw.map_or_else(|| base.clone(), PathBuf::from);
-        let candidate = if requested.is_absolute() {
-            requested
-        } else {
-            base.join(requested)
-        };
+        let requested = raw.map(PathBuf::from);
+        let base = requested
+            .as_ref()
+            .is_none_or(|path| !path.is_absolute())
+            .then(|| {
+                std::env::current_dir().map_err(|source| ConsultRequestError::CurrentDir { source })
+            })
+            .transpose()?;
+        let candidate = Self::resolve_candidate(base.as_deref(), requested)?;
+        Self::canonicalize_directory(candidate)
+    }
+
+    fn resolve_candidate(
+        base: Option<&Path>,
+        requested: Option<PathBuf>,
+    ) -> Result<PathBuf, ConsultRequestError> {
+        match requested {
+            Some(path) if path.is_absolute() => Ok(path),
+            Some(path) => Ok(Self::require_base(base)?.join(path)),
+            None => Ok(Self::require_base(base)?.to_path_buf()),
+        }
+    }
+
+    fn require_base(base: Option<&Path>) -> Result<&Path, ConsultRequestError> {
+        base.ok_or_else(|| ConsultRequestError::CurrentDir {
+            source: io::Error::new(
+                io::ErrorKind::NotFound,
+                "current working directory is unavailable",
+            ),
+        })
+    }
+
+    fn canonicalize_directory(candidate: PathBuf) -> Result<Self, ConsultRequestError> {
         let canonical =
             candidate
                 .canonicalize()
@@ -2252,3 +2277,27 @@ fn generation_from_wire(raw: u64) -> Generation {
     }
     generation
 }
+
+#[cfg(test)]
+mod tests {
+    use super::WorkingDirectory;
+    use std::path::{Path, PathBuf};
+
+    #[test]
+    fn absolute_working_directory_resolution_bypasses_base() {
+        let absolute = PathBuf::from("/tmp");
+        let nonexistent = Path::new("/definitely/not/a/real/base");
+        let resolved =
+            WorkingDirectory::resolve_candidate(Some(nonexistent), Some(absolute.clone())).unwrap();
+        assert_eq!(resolved, absolute);
+    }
+
+    #[test]
+    fn relative_working_directory_resolution_uses_base() {
+        let base = Path::new("/tmp");
+        let resolved =
+            WorkingDirectory::resolve_candidate(Some(base), Some(PathBuf::from("phone_opus")))
+                .unwrap();
+        assert_eq!(resolved, PathBuf::from("/tmp/phone_opus"));
+    }
+}
-- 
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