class InterDependencyHandler
  @@reactorHandler = ReactorHandler.new
  @@dependencyHandler = DependencyHandler.new
  @@mvnReactorization = MvnReactorization.new
  @@pluginManagementHandler = PluginManagementHandler.new
  def handleInterDependecy(project_directory_path)
    pomArr =  @@reactorHandler.fetchGidArtifactIdAndVersionFromChildModule(project_directory_path,false)
    fullSignatureArr =  getGidAndArtifactIdOfProject(pomArr)
    putCommentForinterDepedency(pomArr,fullSignatureArr)
    putCommentForinterDepedencyManagement(pomArr,fullSignatureArr)
    @@pluginManagementHandler.executeShortPom()
  end

  def getGidAndArtifactIdOfProject(pomArr)
    fullSignatureArr = Array.new
    if (!pomArr.nil? and !pomArr.empty?)
      pomArr.each do |eachPomPath|
        pom_document =  @@reactorHandler.parse_xml_from_file(eachPomPath)
        grpId =  pom_document.at("project/groupId").text
        artifactId =  pom_document.at("project/artifactId").text
        fullSignature = "#{grpId}:#{artifactId}"
        fullSignatureArr.push(fullSignature)
      end
    end
    return fullSignatureArr
  end

  def putCommentForinterDepedency(pomArr,fullSignatureArr)
    pomArr.each do |eachPomPath|
      pom_document =  @@reactorHandler.parse_xml_from_file(eachPomPath)
      nokObj = Nokogiri::XML::Node
      commentObj = Nokogiri::XML::Comment
      dependenciesNode = pom_document.at("project/dependencies")
      pom_document.css("project/dependencies/dependency").each do |eachDepedency|
        grpId = eachDepedency.at("groupId").text
        artifactId = eachDepedency.at("artifactId").text
        fullSignature = "#{grpId}:#{artifactId}"
        if (fullSignatureArr.include?fullSignature and !eachDepedency.at("version").nil?)
          version = eachDepedency.at("version").text
          eachDepedency.at("version").remove
          versionNode = nokObj.new("version",eachDepedency)
          versionNode.content=version
          commentNode  = commentObj.new(versionNode, " TODO: Version should be removed and managed by reactor pom version")
          versionNode.add_previous_sibling(commentNode)
          eachDepedency.add_child(commentNode)
          eachDepedency.add_child(versionNode)
          dependenciesNode.add_child(eachDepedency)
        end
      end
      @@dependencyHandler.add_node_element('//project', dependenciesNode, pom_document)
      @@mvnReactorization.write_nokogiri_to_xml(eachPomPath, pom_document)
    end
    puts "Comments added for sibling module dependency"
  end
  
  def putCommentForinterDepedencyManagement(pomArr,fullSignatureArr)
    pomArr.each do |eachPomPath|
      pom_document =  @@reactorHandler.parse_xml_from_file(eachPomPath)
      nokObj = Nokogiri::XML::Node
      commentObj = Nokogiri::XML::Comment
      dependencyManagementNode = pom_document.at("project/dependencyManagement")
      dependenciesNode = pom_document.at("project/dependencyManagement/dependencies")
      pom_document.css("project/dependencyManagement/dependencies/dependency").each do |eachDepedency|
        grpId = eachDepedency.at("groupId").text
        artifactId = eachDepedency.at("artifactId").text
        fullSignature = "#{grpId}:#{artifactId}"
        if (fullSignatureArr.include?fullSignature and !eachDepedency.at("version").nil?)
          version = eachDepedency.at("version").text
          eachDepedency.at("version").remove
          versionNode = nokObj.new("version",eachDepedency)
          versionNode.content=version
          commentNode  = commentObj.new(versionNode, " TODO: Version should be removed and managed by reactor pom version")
          versionNode.add_previous_sibling(commentNode)
          eachDepedency.add_child(commentNode)
          eachDepedency.add_child(versionNode)
          dependenciesNode.add_child(eachDepedency)
        end
      end
      if !dependencyManagementNode.nil?
      dependencyManagementNode.add_child(dependenciesNode)
      @@dependencyHandler.add_node_element('//project', dependencyManagementNode, pom_document)
      @@mvnReactorization.write_nokogiri_to_xml(eachPomPath, pom_document)
      end
    end
    puts "Comments added for sibling module dependency"
  end
end