use anyhow::Result;
use clap::Parser;
use tracing_subscriber::EnvFilter;

mod app;
mod client;
mod event;
mod input;
mod ui;

/// Pinakes terminal UI client
#[derive(Parser)]
#[command(name = "pinakes-tui", version, about)]
struct Cli {
    /// Server URL to connect to
    #[arg(
        short,
        long,
        env = "PINAKES_SERVER_URL",
        default_value = "http://localhost:3000"
    )]
    server: String,

    /// Set log level (trace, debug, info, warn, error)
    #[arg(long, default_value = "warn")]
    log_level: String,

    /// Log to file instead of stderr (avoids corrupting TUI display)
    #[arg(long)]
    log_file: Option<std::path::PathBuf>,
}

#[tokio::main]
async fn main() -> Result<()> {
    let cli = Cli::parse();

    // Initialize logging - for TUI, must log to file to avoid corrupting the display
    let env_filter = EnvFilter::try_new(&cli.log_level).unwrap_or_else(|_| EnvFilter::new("warn"));

    if let Some(log_path) = &cli.log_file {
        let file = std::fs::File::create(log_path)?;
        tracing_subscriber::fmt()
            .with_env_filter(env_filter)
            .with_writer(file)
            .with_ansi(false)
            .init();
    } else {
        // When no log file specified, suppress all output to avoid TUI corruption
        tracing_subscriber::fmt()
            .with_env_filter(EnvFilter::new("off"))
            .init();
    }

    app::run(&cli.server).await
}