chore: refactor CLI app with new modules for seperation of concerns, reusable components and consistent styling

soulseek-rs/src/cli.rs

@@ -0,0 +1,74 @@
+use clap::{Parser, Subcommand};
+
+#[derive(Parser, Debug)]
+#[command(
+    name = "soulseek-rs",
+    author,
+    version,
+    about = "Soulseek client in Rust 🦀",
+    long_about = None,
+    arg_required_else_help = true
+)]
+pub struct Cli {
+    #[arg(short, long, env = "SOULSEEK_USERNAME")]
+    pub username: Option<String>,
+
+    #[arg(short, long, env = "SOULSEEK_PASSWORD")]
+    pub password: Option<String>,
+
+    #[arg(
+        short,
+        long,
+        env = "SOULSEEK_SERVER",
+        default_value = "server.slsknet.org:2416"
+    )]
+    pub server: String,
+
+    #[arg(long, env = "DISABLE_LISTENER")]
+    pub disable_listener: bool,
+
+    #[arg(short, long, env = "LISTENER_PORT", default_value = "2234")]
+    pub listener_port: u32,
+
+    #[arg(short, long, global = true, action = clap::ArgAction::Count)]
+    pub verbose: u8,
+
+    #[command(subcommand)]
+    pub command: Commands,
+}
+
+#[derive(Subcommand, Debug)]
+pub enum Commands {
+    Search {
+        query: String,
+
+        #[arg(short, long, default_value = "10")]
+        timeout: u64,
+
+        #[arg(short, long, default_value = "~/Downloads")]
+        download_dir: String,
+
+        #[arg(
+            short = 'c',
+            long,
+            env = "MAX_CONCURRENT_DOWNLOADS",
+            default_value = "5"
+        )]
+        max_concurrent_downloads: usize,
+    },
+}
+
+pub fn parse_server_address(server: &str) -> color_eyre::Result<(String, u16)> {
+    let parts: Vec<&str> = server.split(':').collect();
+    if parts.len() != 2 {
+        return Err(color_eyre::eyre::eyre!(
+            "Invalid server format. Expected 'host:port', got '{}'",
+            server
+        ));
+    }
+    let host = parts[0].to_string();
+    let port = parts[1].parse::<u16>().map_err(|_| {
+        color_eyre::eyre::eyre!("Invalid port number: {}", parts[1])
+    })?;
+    Ok((host, port))
+}