1 files changed, 84 insertions, 0 deletions
diff --git a/legacy_data/src/env.rs b/legacy_data/src/env.rs
new file mode 100644
index 0000000..209c0cc
--- /dev/null
+++ b/legacy_data/src/env.rs
@@ -0,0 +1,84 @@
+use crate::constants::*;
+use std::io::{self, Error};
+use std::{env::set_current_dir, path::PathBuf};
+
+/// Find the nearest vault or local workspace and correct the `current_dir` to it
+pub fn correct_current_dir() -> Result<(), io::Error> {
+    if let Some(local_workspace) = current_local_path() {
+        set_current_dir(local_workspace)?;
+        return Ok(());
+    }
+    if let Some(vault) = current_vault_path() {
+        set_current_dir(vault)?;
+        return Ok(());
+    }
+    Err(Error::new(
+        io::ErrorKind::NotFound,
+        "Could not find any vault or local workspace!",
+    ))
+}
+
+/// Get the nearest Vault directory from `current_dir`
+pub fn current_vault_path() -> Option<PathBuf> {
+    let current_dir = std::env::current_dir().ok()?;
+    find_vault_path(current_dir)
+}
+
+/// Get the nearest local workspace from `current_dir`
+pub fn current_local_path() -> Option<PathBuf> {
+    let current_dir = std::env::current_dir().ok()?;
+    find_local_path(current_dir)
+}
+
+/// Get the nearest Vault directory from the specified path
+pub fn find_vault_path(path: impl Into<PathBuf>) -> Option<PathBuf> {
+    let mut current_path = path.into();
+    let vault_file = SERVER_FILE_VAULT;
+
+    loop {
+        let vault_toml_path = current_path.join(vault_file);
+        if vault_toml_path.exists() {
+            return Some(current_path);
+        }
+
+        if let Some(parent) = current_path.parent() {
+            current_path = parent.to_path_buf();
+        } else {
+            break;
+        }
+    }
+
+    None
+}
+
+/// Get the nearest local workspace from the specified path
+pub fn find_local_path(path: impl Into<PathBuf>) -> Option<PathBuf> {
+    let mut current_path = path.into();
+    let workspace_dir = CLIENT_PATH_WORKSPACE_ROOT;
+
+    loop {
+        let jvc_path = current_path.join(workspace_dir);
+        if jvc_path.exists() {
+            return Some(current_path);
+        }
+
+        if let Some(parent) = current_path.parent() {
+            current_path = parent.to_path_buf();
+        } else {
+            break;
+        }
+    }
+
+    None
+}
+
+/// Get the system's document directory and join with the appropriate application name
+pub fn current_cfg_dir() -> Option<PathBuf> {
+    dirs::config_local_dir().map(|path| {
+        if cfg!(target_os = "linux") {
+            path.join("jvcs")
+        } else {
+            path.join("JustEnoughVCS")
+        }
+    })
+}