Initial commit

src/main.rs

@@ -0,0 +1,103 @@
+use std::path::PathBuf;
+
+use clap::Parser;
+use tracing_subscriber::EnvFilter;
+
+use shanty_db::Database;
+use shanty_org::{DEFAULT_FORMAT, OrgConfig, organize_from_db, organize_from_directory};
+
+#[derive(Parser)]
+#[command(name = "shanty-org", about = "Organize music files into a clean directory structure")]
+struct Cli {
+    /// Source directory of music files (standalone mode, reads tags from files).
+    #[arg(long)]
+    source: Option<PathBuf>,
+
+    /// Organize all tracks known to the database.
+    #[arg(long)]
+    from_db: bool,
+
+    /// Target root directory for organized files.
+    #[arg(long)]
+    target: PathBuf,
+
+    /// Format template for directory structure and filenames.
+    #[arg(long, default_value = DEFAULT_FORMAT)]
+    format: String,
+
+    /// Preview changes without moving files.
+    #[arg(long)]
+    dry_run: bool,
+
+    /// Copy files instead of moving them.
+    #[arg(long)]
+    copy: bool,
+
+    /// Database URL. Defaults to sqlite://<XDG_DATA_HOME>/shanty/shanty.db?mode=rwc
+    #[arg(long, env = "SHANTY_DATABASE_URL")]
+    database: Option<String>,
+
+    /// Increase verbosity (-v info, -vv debug, -vvv trace).
+    #[arg(short, long, action = clap::ArgAction::Count)]
+    verbose: u8,
+}
+
+fn default_database_url() -> String {
+    let data_dir = dirs::data_dir()
+        .unwrap_or_else(|| PathBuf::from("."))
+        .join("shanty");
+    std::fs::create_dir_all(&data_dir).ok();
+    let db_path = data_dir.join("shanty.db");
+    format!("sqlite://{}?mode=rwc", db_path.display())
+}
+
+#[tokio::main]
+async fn main() -> anyhow::Result<()> {
+    let cli = Cli::parse();
+
+    let filter = match cli.verbose {
+        0 => "warn",
+        1 => "info,shanty_org=info",
+        2 => "info,shanty_org=debug",
+        _ => "debug,shanty_org=trace",
+    };
+    tracing_subscriber::fmt()
+        .with_env_filter(
+            EnvFilter::try_from_default_env().unwrap_or_else(|_| EnvFilter::new(filter)),
+        )
+        .init();
+
+    if !cli.from_db && cli.source.is_none() {
+        anyhow::bail!("specify either --from-db or --source <dir>");
+    }
+    if cli.from_db && cli.source.is_some() {
+        anyhow::bail!("--from-db and --source are mutually exclusive");
+    }
+
+    let config = OrgConfig {
+        target_dir: cli.target,
+        format: cli.format,
+        dry_run: cli.dry_run,
+        copy: cli.copy,
+    };
+
+    if config.dry_run {
+        println!("DRY RUN — no files will be moved");
+    }
+
+    let stats = if cli.from_db {
+        let database_url = cli.database.unwrap_or_else(default_database_url);
+        tracing::info!(url = %database_url, "connecting to database");
+        let db = Database::new(&database_url).await?;
+        organize_from_db(db.conn(), &config).await?
+    } else {
+        let source = cli.source.unwrap();
+        if !source.is_dir() {
+            anyhow::bail!("'{}' is not a directory", source.display());
+        }
+        organize_from_directory(&source, &config).await?
+    };
+
+    println!("\nOrganization complete: {stats}");
+    Ok(())
+}