#[macro_use]
extern crate clap;
extern crate monolith;

use clap::{Arg, App};
use monolith::http::{is_url, retrieve_asset};
use monolith::html::{walk_and_embed_assets, html_to_dom, print_dom};

fn main() {
    let command = App::new("monolith")
        .version(crate_version!())
        .author(crate_authors!())
        .about(crate_description!())
        .arg(Arg::with_name("url")
                 .required(true)
                 .takes_value(true)
                 .index(1)
                 .help("URL to download"))
        .args_from_usage("-j, --no-js 'Excludes JavaScript'")
        .args_from_usage("-i, --no-images 'Removes images'")
        .get_matches();

    // Process the command
    let arg_target = command.value_of("url").unwrap();
    let opt_no_js = command.is_present("no-js");
    let opt_no_img = command.is_present("no-images");

    if is_url(arg_target) {
        let data = retrieve_asset(&arg_target, false, "");
        let dom = html_to_dom(&data.unwrap());

        walk_and_embed_assets(&arg_target, &dom.document, opt_no_js, opt_no_img);

        print_dom(&dom.document);
        println!(); // Ensure newline at end of output
    }
}