class ParentPomHandler
  @@dependencyHandler = DependencyHandler.new
  @@pluginManagementHandler = PluginManagementHandler.new
  
  def makeCordinateFromUrl(externalPomUrl)
    cordinatesArr = Array.new
    pomDoc = Nokogiri::XML(open("#{externalPomUrl}"))
    cordinatesArr.push(pomDoc.at("project/groupId").text)
    cordinatesArr.push(pomDoc.at("project/artifactId").text)
    cordinatesArr.push(pomDoc.at("project/version").text)
    return cordinatesArr
  end
  
   def fetch_mbp_cordinates_found_in_ancestor(pom_document)
    parentNode = pom_document.at("project/parent")
    cordinateArr = Array.new
    grpId = parentNode.at("groupId").text
    artifactId = parentNode.at("artifactId").text
    version = parentNode.at("version").text
    if (grpId == "com.cerner.maven" and artifactId == "maven-base-pom")
      cordinateArr.push(grpId)
      cordinateArr.push(artifactId)
      cordinateArr.push(version)
    end
    return cordinateArr
   end

  def putParentInReactorPom(cordinatesArr,project_directory_path)
    fullPomPath = "#{project_directory_path}/pom.xml"
    pom_document = Nokogiri::XML(open(fullPomPath))
    grpId = cordinatesArr[0]
    artifactId = cordinatesArr[1]
    version = cordinatesArr[2]
    if (pom_document.at_css("project/parent").nil?)
      nokObj = Nokogiri::XML::Node
      projectNode =  pom_document.at("project")
      parentNode =  nokObj.new("parent" , projectNode)
      grpNode =  nokObj.new("groupId" , projectNode)
      grpNode.content = grpId
      artifactNode =  nokObj.new("artifactId" , projectNode)
      artifactNode.content = artifactId
      versionNode =  nokObj.new("version" , projectNode)
      versionNode.content = version
      parentNode.add_child(grpNode)
      parentNode.add_child(artifactNode)
      parentNode.add_child(versionNode)
      pom_nokogiri = @@dependencyHandler.add_node_element('project', parentNode, pom_document)
      File.write(fullPomPath, pom_nokogiri)
    end
    return true
  end
 
  def makeOriginalPomUrl(pom_document)
    orginalCordinateArr = Array.new
    grpId = pom_document.at("project/parent/groupId").text
    artifactId = pom_document.at("project/parent/artifactId").text
    version = pom_document.at("project/parent/version").text
    orginalCordinateArr.push(grpId)
    orginalCordinateArr.push(artifactId)
    orginalCordinateArr.push(version)
    return orginalCordinateArr
  end
  
  def compareTwoCordinatesArr(urlCordinate,originalPomCordinate)
    isIdentical = false
    if (urlCordinate.sort == originalPomCordinate.sort)
      isIdentical=true
    end
    return isIdentical
  end
end