class Hackmac::KextUpgrader

def initialize(path:, config:, force: false)
  @path, @config, @force = path, config, force
end

def perform
  isolate do |dir|
    kext = Kext.new(path: @path, config: @config)
    case
    when kext.remote_version.nil?
      puts "No source defined for #{kext}"
    when kext.remote_version > kext.version || @force
      name, data = kext.remote_kext.download_asset
      if name
        File.secure_write(name, data)
        decompress(name)
        kext_pathes = []
        Find.find(dir) do |path|
          if File.directory?(path)
            case File.basename(path)
            when /\A\./
              Find.prune
            when "#{kext.name}.kext"
              kext_pathes.unshift path
            when
              *@config.kext.sources[kext.name]&.plugins?&.map { |p| p + '.kext' }
            then
              kext_pathes << path
            end
          end
        end
        kext_pathes.each do |kext_path|
          old_path = (Pathname.new(@path).dirname + File.basename(kext_path)).to_s
          if ask("Really upgrade #{old_path.inspect} to version #{kext.remote_version}? (y/n) ")
            rm_rf old_path
            cp_r kext_path, old_path
          end
        end
      else
        fail "#{kext.remote_kext.name} could not be downloaded"
      end
    else
      puts "#{kext} is already the latest version"
    end
  end
end