basic flags and help docs

Cargo.toml

@@ -13,3 +13,4 @@ regex = "1.6.0"
 serde = { version = "1.0.143", features = ["derive"] }
 serde_json = "1.0.83"
 rusqlite = {version="0.28.0", features=["bundled"]}
+scan_dir = "0.3.3"

src/main.rs

@@ -1,15 +1,66 @@
 use clap::Parser;
+use dirs_next;
+use scan_dir::ScanDir;
 
 #[derive(Parser, Debug)]
 #[command(author, version, about, long_about=None)]
 struct Cli {
+    /// Set the root of your music library (defaults to user music dir)
+    #[arg(short, long)]
+    root_directory: Option<String>,
+
+    /// Specify a specific configuration file
     #[arg(short, long)]
     configuration_file: Option<String>,
+
+    /// Specify a specific database file
+    #[arg(short, long)]
+    database_file: Option<String>,
+
+    /// Start the server without a front end
+    #[arg(long)]
+    no_webserver: bool,
+
+    /// Run the database in memory alone
+    #[arg(long)]
+    no_save: bool,
+
+    /// Delete an existing database file (wherever it looks on startup)
+    #[arg(long)]
+    reset_database: bool,
 }
 
 fn main() {
     let cli = Cli::parse();
 
+    // settings = confy settings
+    let music_dir: String;
+    if cli.root_directory.is_some() {
+        music_dir = cli.root_directory.clone().unwrap();
+        println!(
+            "Music directory is: {}",
+            cli.root_directory.clone().unwrap()
+        );
+    } else {
+        music_dir = String::from(dirs_next::audio_dir().unwrap().to_str().unwrap());
+        println!("Music directory is: {:?}", dirs_next::audio_dir());
+    }
+
+    // ScanDir::dirs()
+    // and
+    // ScanDir::files()
+    //iter.filter(|&(_, ref name)| name.ends_with(".rs"))
+    //   .map(|(ref entry, _)| entry.path())
+    //    .collect()
+
+    let files = ScanDir::dirs()
+        .read(music_dir, |iter| {
+            for (entry, name) in iter {
+                println!("File {:?} has full path {:?}", name, entry.path());
+            }
+        })
+        .unwrap();
+
     println!("Hello, world!");
     println!("{:?}", cli);
 }