feat: add command line options

src/main.rs

@@ -11,9 +11,40 @@ use filesorters::Config;
 
 static CONFIG: OnceLock<Config> = OnceLock::new();
 
+const VERSION: &str = env!("CARGO_PKG_VERSION");
+
 fn main() {
     let config_path = get_config_path();
 
+    let args: Vec<String> = env::args().collect();
+
+    if args.len() > 1
+        && (args.contains(&"-v".to_string()) || args.contains(&"--version".to_string()))
+    {
+        println!("Filesorters version {}", VERSION);
+        return;
+    }
+
+
+    if args.len() > 1
+        && (args.contains(&"-c".to_string()) || args.contains(&"--config".to_string()))
+    {
+        println!("Config location: {}", config_path.display());
+        return;
+    }
+
+    if args.len() > 1 && (args.contains(&"-h".to_string()) || args.contains(&"--help".to_string()))
+    {
+        print!(
+            "Options: 
+-h, --help - show this help message
+-v, --version - show the version
+-c, --config-path - config file location
+"
+        );
+        return;
+    }
+
     if !config_path.exists() {
         println!("Config file does not exist, creating...");
         filesorters::Config::create(&config_path).unwrap();
@@ -195,8 +226,8 @@ fn move_file_to_directory(path: &Path, dir: &Path) {
 
     if !dir.exists() {
         match fs::create_dir(dir) {
-            Ok(_) => {},
+            Ok(_) => {}
-            Err(err) => eprintln!("Error creating destination directory: {}", err)
+            Err(err) => eprintln!("Error creating destination directory: {}", err),
         }
         return;
     }
@@ -204,11 +235,12 @@ fn move_file_to_directory(path: &Path, dir: &Path) {
     let destination = dir.join(path.file_name().unwrap_or_default());
 
     match fs::rename(path, &destination) {
-        Ok(()) => {},
+        Ok(()) => {}
         Err(err) => eprintln!("Error moving file: {}", err),
     }
 }
 
+#[inline]
 fn get_config_path() -> PathBuf {
     if cfg!(target_os = "windows") {
         let username = env::var("USERNAME").unwrap_or_else(|_| "Default".to_string());