use anyhow::{Context, Result};
use std::path::{Path, PathBuf};
/// Ensure the repo-scoped state directory exists and is writable.
pub fn ensure_repo_state_dir(repo_state_root: &Path) -> Result<()> {
crate::state_layout::ensure_state_dir_secure(repo_state_root)
.with_context(|| format!("create repo state dir at {}", repo_state_root.display()))?;
Ok(())
}
/// Repository-scoped memory storage path.
pub fn memory_path(state_dir: &Path) -> PathBuf {
repo_state_root_from_state_dir(state_dir).join("memory.db")
}
pub fn repo_state_root_from_state_dir(state_dir: &Path) -> PathBuf {
if state_dir.file_name().and_then(|name| name.to_str()) == Some("index") {
if let Some(parent) = state_dir.parent() {
return parent.to_path_buf();
}
}
state_dir.to_path_buf()
}
pub fn locks_dir_from_state_dir(state_dir: &Path) -> PathBuf {
let repo_state_root = repo_state_root_from_state_dir(state_dir);
if let Some(repos_dir) = repo_state_root.parent() {
if repos_dir.file_name().and_then(|name| name.to_str()) == Some("repos") {
if let Some(base_dir) = repos_dir.parent() {
return base_dir.join("locks");
}
}
}
repo_state_root.join("locks")
}
pub fn memory_lock_path(state_dir: &Path) -> PathBuf {
let repo_state_root = repo_state_root_from_state_dir(state_dir);
let state_key = repo_state_root
.file_name()
.and_then(|name| name.to_str())
.unwrap_or("repo");
locks_dir_from_state_dir(state_dir).join(format!("memory-{state_key}.lock"))
}
