class Buildr::IntellijIdea::IdeaFile

# File lib/buildr/ide/idea.rb, line 35
def initialize
  @local_repository_env_override = DEFAULT_LOCAL_REPOSITORY_ENV_OVERRIDE
end

# File lib/buildr/ide/idea.rb, line 55
def add_component(name, attrs = {}, &xml)
  self.components << create_component(name, attrs, &xml)
end

# File lib/buildr/ide/idea.rb, line 66
def add_component_from_artifact(artifact)
  self.components << lambda do
    a = Buildr.artifact(artifact)
    a.invoke
    Buildr::IntellijIdea.new_document(IO.read(a.to_s)).root
  end
end

# File lib/buildr/ide/idea.rb, line 59
def add_component_from_file(filename)
  self.components << lambda do
    raise "Unable to locate file #{filename} adding component to idea file" unless File.exist?(filename)
    Buildr::IntellijIdea.new_document(IO.read(filename)).root
  end
end

# File lib/buildr/ide/idea.rb, line 47
def filename
  buildr_project.path_to("#{name}.#{extension}")
end

# File lib/buildr/ide/idea.rb, line 51
def id
  @id ||= buildr_project.name.split(':').last
end

# File lib/buildr/ide/idea.rb, line 80
def name
  "#{prefix}#{self.id}#{suffix}"
end

# File lib/buildr/ide/idea.rb, line 39
def prefix
  @prefix ||= DEFAULT_PREFIX
end

# File lib/buildr/ide/idea.rb, line 43
def suffix
  @suffix ||= DEFAULT_SUFFIX
end

# File lib/buildr/ide/idea.rb, line 76
def write(f)
  document.write(f, -1, false, true)
end

# File lib/buildr/ide/idea.rb, line 134
def add_to_composite_component(components)
  components << lambda do
    target = StringIO.new
    yield Builder::XmlMarkup.new(:target => target, :indent => 2)
    Buildr::IntellijIdea.new_document(target.string).root
  end
end

# File lib/buildr/ide/idea.rb, line 90
def base_directory
  buildr_project.path_to
end

# File lib/buildr/ide/idea.rb, line 120
def components
  @components ||= []
end

# File lib/buildr/ide/idea.rb, line 112
def create_component(name, attrs = {})
  target = StringIO.new
  Builder::XmlMarkup.new(:target => target, :indent => 2).component({:name => name}.merge(attrs)) do |xml|
    yield xml if block_given?
  end
  Buildr::IntellijIdea.new_document(target.string).root
end

# File lib/buildr/ide/idea.rb, line 124
def create_composite_component(name, attrs, components)
  return nil if components.empty?
  component = self.create_component(name, attrs)
  components.each do |element|
    element = element.call if element.is_a?(Proc)
    component.add_element element
  end
  component
end

# File lib/buildr/ide/idea.rb, line 146
def document
  if File.exist?(self.filename)
    doc = load_document(self.filename)
  else
    doc = base_document
    inject_components(doc, self.initial_components)
  end
  if self.template
    template_doc = load_document(self.template)
    REXML::XPath.each(template_doc, '//component') do |element|
      inject_component(doc, element)
    end
  end
  inject_components(doc, self.default_components.compact + self.components)

  # Sort the components in the same order the idea sorts them
  sorted = doc.root.get_elements('//component').sort { |s1, s2| s1.attribute('name').value <=> s2.attribute('name').value }
  doc = base_document
  sorted.each do |element|
    doc.root.add_element element
  end

  doc
end

# File lib/buildr/ide/idea.rb, line 108
def file_path(path)
  "file://#{resolve_path(path)}"
end

# File lib/buildr/ide/idea.rb, line 180
def inject_component(doc, component)
  doc.root.delete_element("//component[@name='#{component.attributes['name']}']")
  doc.root.add_element component
end

# File lib/buildr/ide/idea.rb, line 171
def inject_components(doc, components)
  components.each do |component|
    # execute deferred components
    component = component.call if Proc === component
    inject_component(doc, component) if component
  end
end

# File lib/buildr/ide/idea.rb, line 142
def load_document(filename)
  Buildr::IntellijIdea.new_document(File.read(filename))
end

# File lib/buildr/ide/idea.rb, line 86
def relative(path)
  ::Buildr::Util.relative_path(File.expand_path(path.to_s), self.base_directory)
end

# File lib/buildr/ide/idea.rb, line 94
def resolve_path_from_base(path, base_variable)
  m2repo = Buildr::Repositories.instance.local
  if path.to_s.index(m2repo) == 0 && !self.local_repository_env_override.nil?
    return path.sub(m2repo, "$#{self.local_repository_env_override}$")
  else
    begin
      return "#{base_variable}/#{relative(path)}"
    rescue ArgumentError
      # ArgumentError happens on windows when self.base_directory and path are on different drives
      return path
    end
  end
end