class Raykit::NuGetPackage

def self.get(text, name)
  Raykit::NugetPackage.new(name, get_version(text, name))
end

def self.get_version(text, name)
  [/<PackageReference[\s]+Include=\"#{name}\"[\s]+Version=\"([\d\.]+)/,
   /<Reference[\s]+Include=\"#{name},[\s]+Version=([\d\.]+)/,
   /<HintPath>[\.\\\/\w\d]+#{name}.([\d\.]+)/].each { |regex|
    matches = text.scan(regex)
    if matches.length > 0 && matches[0].length > 0
      return matches[0][0]
    end
  }
  ""
end

def self.set_version(text, name, version)
  puts "NuGetPackage::set_version"
  new_text = text
  [/(<PackageReference[\s]+Include=\"#{name}\"[\s]+Version=\"[\d\.]+)/,
   /(<Reference[\s]+Include=\"#{name},[\s]+Version=[\d\.]+)/,
   /(<HintPath>[\.\\\/\w\d]+#{name}.[\d\.]+)/].each { |regex|
    matches = text.scan(regex)
    if matches.length > 0 && matches[0].length > 0
      orig = matches[0][0]
      oversion = get_version(orig, name)
      mod = orig.sub(oversion, version)
      puts "match[0][0] " + matches[0][0]
      puts "old version " + oversion
      puts "new version " + version
      new_text = new_text.gsub(orig, mod)
    end
  }
  new_text
end

def self.set_version_in_file(filename, name, version)
  text = set_version(IO.read(filename), name, version)
  orig = IO.read(filename)
  File.open(filename, "w") { |f| f.puts text } if (text != orig)
end

def initialize(name, version)
  @name = name
  @version = version
end