Most Starred Repo of User on Github in Ruby

most-starred-repo.rb

# a function which finds the most starred repo of a user on GitHub

# Usage:
# most_starred_repo.rb <github_username>

# Example:
# most_starred_repo.rb airbr

require 'net/http'
require 'json'

def most_starred_repo(username)
  url = "https://api.github.com/users/#{username}/repos"
  uri = URI(url)
  response = Net::HTTP.get(uri)
  repos = JSON.parse(response)
  stars = repos.map { |repo| repo["stargazers_count"] }
  max_star_count = stars.max
  max_star_count_index = stars.index(max_star_count)
  most_starred_repo = repos[max_star_count_index]["url"]
end

def main
  username = ARGV[0]
  puts most_starred_repo(username)
end

main