use clap::{Parser, Subcommand};
use std::path::PathBuf;
use webbuilder::{from_directory, Result};

#[derive(Parser)]
#[command(author, version, about, long_about = None)]
struct Cli {
    #[command(subcommand)]
    command: Commands,
}

#[derive(Subcommand)]
enum Commands {
    /// Build a website from hjson configuration files
    Build {
        /// Path to the directory containing hjson configuration files
        #[arg(short, long)]
        path: PathBuf,

        /// Output directory for the webmeta.json file
        #[arg(short, long)]
        output: Option<PathBuf>,

        /// Whether to upload the webmeta.json file to IPFS
        #[arg(short, long)]
        upload: bool,
    },
}

fn main() -> Result<()> {
    // Initialize logger
    env_logger::init();

    // Parse command line arguments
    let cli = Cli::parse();

    // Handle commands
    match &cli.command {
        Commands::Build {
            path,
            output,
            upload,
        } => {
            // Create a WebBuilder instance
            let webbuilder = from_directory(path)?;

            // Print the parsed configuration
            println!("Parsed site configuration:");
            println!("  Name: {}", webbuilder.config.name);
            println!("  Title: {}", webbuilder.config.title);
            println!("  Description: {:?}", webbuilder.config.description);
            println!("  URL: {:?}", webbuilder.config.url);
            println!(
                "  Collections: {} items",
                webbuilder.config.collections.len()
            );

            for (i, collection) in webbuilder.config.collections.iter().enumerate() {
                println!(
                    "    Collection {}: {:?} - {:?}",
                    i, collection.name, collection.url
                );
            }

            println!("  Pages: {} items", webbuilder.config.pages.len());

            // Build the website
            let webmeta = webbuilder.build()?;

            // Save the webmeta.json file
            let output_path = output
                .clone()
                .unwrap_or_else(|| PathBuf::from("webmeta.json"));
            webmeta.save(&output_path)?;

            // Upload to IPFS if requested
            if *upload {
                let ipfs_hash = webbuilder.upload_to_ipfs(&output_path)?;
                println!("Uploaded to IPFS: {}", ipfs_hash);
            }

            println!("Website built successfully!");
            println!("Output: {:?}", output_path);
        }
    }

    Ok(())
}