require 'thor'
require 'yaml'

module Nugem
  class Cli < Thor
    include Thor::Actions

    no_tasks do
      def create_local_git_repository
        puts set_color('Creating the local git repository', :green)
        run 'git init'
        run 'git add .'

        # See https://github.com/rails/thor/blob/v1.2.2/lib/thor/actions.rb#L236-L278
        run "git commit -aqm 'Initial commit'", abort_on_failure: false
      end

      def github_config
        gh_hosts_file = Nugem.expand_env('$HOME/.config/gh/hosts.yml')
        return nil unless File.exist? gh_hosts_file

        YAML.safe_load_file(gh_hosts_file)
      end

      def create_remote_git_repository(repository)
        puts set_color("Creating a remote #{repository.host} repository", :green)
        if repository.github?
          gh_config = github_config
          token = gh_config&.dig('github.com', 'oauth_token')

          token ||= ask('What is your Github personal access token', echo: false)
          run <<~END_CURL
            curl --request POST \
              --user '#{repository.user}:#{token}' \
              https://api.github.com/user/repos \
              -d '{"name":"#{repository.name}", "private":#{repository.private?}}'
          END_CURL
        else # BitBucket
          password = ask('Please enter your Bitbucket password', echo: false)
          fork_policy = repository.public? ? 'allow_forks' : 'no_public_forks'
          run <<~END_BITBUCKET
            curl --request POST \
              --user #{repository.user}:#{password} \
              https://api.bitbucket.org/2.0/repositories/#{repository.user}/#{repository.name} \
              -d '{"scm":"git", "fork_policy":"#{fork_policy}", "is_private":"#{repository.private?}"}'
          END_BITBUCKET
        end
        run "git remote add origin #{repository.origin}"
        puts set_color("Pushing initial commit to remote #{repository.host} repository", :green)
        run 'git push -u origin master'
      end

      def git_repository_user_name(host)
        global_config = Rugged::Config.global
        git_config_key = "nugem.#{host}user"
        user = global_config[git_config_key]

        gh_config = github_config
        user ||= gh_config&.dig('github.com', 'user')

        user = ask "What is your #{host} user name?" if user.to_s.empty?
        global_config[git_config_key] = user if user != global_config[git_config_key]
        user
      end

      def gem_server_url(private_)
        if private_
          global_config = Rugged::Config.global
          git_config_key = 'nugem.gemserver'
          url = global_config[git_config_key]

          if url.to_s.empty?
            url = ask('What is the url of your Geminabox server?')
            global_config[git_config_key] = url
          end
          url
        else
          'https://rubygems.org'
        end
      end
    end
  end
end