/*
 * Ricochet - A minimalist CLI web browser for fast, distraction-free navigation.
 * Copyright (C) 2026  Richard Qin
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */

#include "ricochet/core/browser.hh"
#include "ricochet/net/http_client.hh"
#include "ricochet/parser/html_lexer.hh"
#include "ricochet/parser/tree_builder.hh"
#include "ricochet/render/renderer.hh"
#include <iostream>

// namespace {
// void print_dom_tree( const ricochet::parser::DomNode& node, std::size_t depth = 0 ) // NOLINT(misc-no-recursion)
// {
//   const std::string indent( depth * 2, ' ' );

//   if ( node.tag_name.empty() ) {
//     std::cout << indent << "\"" << node.text_content << "\"\n";
//   } else {
//     std::cout << indent << "<" << node.tag_name << ">\n";
//     for ( const auto& child : node.children ) {
//       print_dom_tree( child, depth + 1 );
//     }
//   }
// }
// } // namespace
namespace ricochet::core {

int Browser::run( std::string_view initial_url )
{
  std::cout << "-> Fetching: " << initial_url << "...\n";

  const net::HttpClient client;
  auto response_result = client.fetch( initial_url );

  if ( !response_result.has_value() ) {
    std::cerr << "[!] Ricochet failed to load page: " << response_result.error() << "\n";
    return 1;
  }

  const auto& response = response_result.value();

  const parser::HtmlLexer lexer;
  const auto tokens = lexer.tokenize( response.body );

  const parser::TreeBuilder builder;
  const auto dom_root = builder.build( tokens );

  // std::cout << "\033[2J\033[1;1H";

  const render::Renderer renderer;
  renderer.render( dom_root );

  return 0;
}

} // namespace ricochet::core