// This file is part of arduino-cli.
//
// Copyright 2020 ARDUINO SA (http://www.arduino.cc/)
//
// This software is released under the GNU General Public License version 3,
// which covers the main part of arduino-cli.
// The terms of this license can be found at:
// https://www.gnu.org/licenses/gpl-3.0.en.html
//
// You can be released from the requirements of the above licenses by purchasing
// a commercial license. Buying such a license is mandatory if you want to
// modify or otherwise use the software for commercial activities involving the
// Arduino software without disclosing the source code of your own applications.
// To purchase a commercial license, send an email to license@arduino.cc.

package librariesmanager

import (
	"net/url"

	"go.bug.st/downloader/v2"
)

// LibraryIndexURL is the URL where to get library index.
var LibraryIndexURL, _ = url.Parse("https://downloads.arduino.cc/libraries/library_index.json")

// UpdateIndex downloads the libraries index file from Arduino repository.
func (lm *LibrariesManager) UpdateIndex(config *downloader.Config) (*downloader.Downloader, error) {
	lm.IndexFile.Parent().MkdirAll()
	// TODO: Download from gzipped URL index
	return downloader.DownloadWithConfig(lm.IndexFile.String(), LibraryIndexURL.String(), *config, downloader.NoResume)
}