2 files changed, 26 insertions, 20 deletions

diff --git a/src/platform/mod.rs b/src/platform/mod.rs
index 8118b29..24619ff 100644
--- a/src/platform/mod.rs
+++ b/src/platform/mod.rs
@@ -1 +1,11 @@
+//! Platform-specific helpers for the DML launcher.
+//!
+//! This module provides utilities for handling file paths and directories
+//! across operating systems. It includes functions to get standard locations
+//! for Minecraft game data, assets, libraries, and version directories.
+//!
+//! # Submodules
+//! - `paths`: Functions to construct paths for Minecraft data, assets,
+//!   libraries, and versions.
+
 pub mod paths;
diff --git a/src/platform/paths.rs b/src/platform/paths.rs
index 47aae9a..b430f09 100644
--- a/src/platform/paths.rs
+++ b/src/platform/paths.rs
@@ -1,48 +1,44 @@
-use std::{fs, path::PathBuf};
-
-use directories::ProjectDirs;
+use std::{fs::create_dir_all, path::PathBuf};
 
 use crate::{config::Config, errors::McError};
 
-fn project_dirs() -> ProjectDirs {
-    ProjectDirs::from("com", "dml", "dml").expect("failed to determine project directories")
+/// ~/.local/share/dml/minecraft
+pub fn minecraft_root(cfg: &Config) -> PathBuf {
+    cfg.data_dir.join("minecraft")
 }
 
-/// Root Minecraft directory
-pub fn minecraft_root(_cfg: &Config) -> PathBuf { project_dirs().data_dir().join("minecraft") }
-
-/* ---------------- setup ---------------- */
+pub fn assets_dir(cfg: &Config) -> PathBuf {
+    minecraft_root(cfg).join("assets")
+}
 
+pub fn game_dir(cfg: &Config) -> PathBuf { minecraft_root(cfg) }
 pub fn ensure_dirs(cfg: &Config) -> Result<(), McError> {
     let root = minecraft_root(cfg);
-
-    fs::create_dir_all(root.join("versions"))?;
-    fs::create_dir_all(root.join("libraries"))?;
-    fs::create_dir_all(root.join("assets"))?;
+    create_dir_all(&root)?;
+    create_dir_all(root.join("versions"))?;
+    create_dir_all(root.join("libraries"))?;
+    create_dir_all(assets_dir(cfg))?;
+    create_dir_all(assets_dir(cfg).join("indexes"))?;
+    create_dir_all(assets_dir(cfg).join("objects"))?;
+    create_dir_all(root.join("saves"))?;
 
     Ok(())
 }
 
-/* ---------------- versions ---------------- */
-
 pub fn version_dir(cfg: &Config, version: &str) -> PathBuf {
     minecraft_root(cfg).join("versions").join(version)
 }
 
 pub fn client_jar(cfg: &Config, version: &str) -> Result<PathBuf, McError> {
-    Ok(version_dir(cfg, version).join(format!("{}.jar", version)))
+    Ok(version_dir(cfg, version).join(format!("{version}.jar")))
 }
 
-/* ---------------- libraries ---------------- */
-
 pub fn library_file(cfg: &Config, rel_path: &str) -> Result<PathBuf, McError> {
     Ok(minecraft_root(cfg)
         .join("libraries")
         .join(rel_path))
 }
 
-/* ---------------- natives ---------------- */
-
 pub fn natives_dir(cfg: &Config, version: &str) -> PathBuf {
     version_dir(cfg, version).join("natives")
 }