feat(core): implement Git repository operations with gRPC services

- Add advertise_refs functionality for Git protocol communication - Implement archive service with TAR/ZIP format support and streaming - Create blame service for Git file annotation with line tracking - Add branch management including create, delete, rename and compare operations - Implement merge checking with conflict detection and fast-forward handling - Add cherry-pick functionality for applying commits between branches - Integrate gix library for Git repository operations and object handling - Add comprehensive test suite covering all Git operations - Implement proper error handling and repository validation - Add pagination support for large result sets - Create protobuf definitions for all Git operations and data structures - Add build system for gRPC code generation and dependency management
2026-06-04 13:05:38 +08:00
commit dcb0fb74c5
98 changed files with 20569 additions and 0 deletions
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+use gix::object::tree::EntryKind;
+
+use crate::bare::GitBare;
+use crate::error::{GitError, GitResult};
+use crate::pb::{FileMetadata, GetFileMetadataRequest, ObjectType, object_selector};
+
+impl GitBare {
+    pub fn get_file_metadata(&self, request: GetFileMetadataRequest) -> GitResult<FileMetadata> {
+        let repo = self.gix_repo()?;
+        let revision = match request.revision.and_then(|s| s.selector) {
+            Some(object_selector::Selector::Oid(oid)) => oid.hex,
+            Some(object_selector::Selector::Revision(name)) => name.revision,
+            None => "HEAD".into(),
+        };
+        let tree = repo
+            .rev_parse_single(format!("{}^{{tree}}", revision).as_str())?
+            .object()?
+            .try_into_tree()
+            .map_err(|e| GitError::Gix(e.to_string()))?;
+        let entry = tree
+            .lookup_entry_by_path(&request.path)?
+            .ok_or_else(|| GitError::NotFound(request.path.clone()))?;
+        let hex = entry.id().to_string();
+        let kind = match entry.mode().kind() {
+            EntryKind::Tree => ObjectType::Tree,
+            EntryKind::Commit => ObjectType::Commit,
+            _ => ObjectType::Blob,
+        } as i32;
+        Ok(FileMetadata {
+            path: request.path,
+            oid: Some(self.oid_to_pb(hex)),
+            mode: u32::from_str_radix(&format!("{:o}", entry.mode()), 8).unwrap_or(0),
+            size: 0,
+            r#type: kind,
+            binary: false,
+        })
+    }
+}