class PluginHandler
  @@basicInfoHandler =  BasicInfoHandler.new
  @@dependencyHandler = DependencyHandler.new
  @@reactorHandler = ReactorHandler.new
  @@xpathOfPlugin=nil
  # remove pluginmanagement section
  def removePluginManagementTag()
    efftive_pom_document = @@basicInfoHandler.copyTagsFromEffectivePom(Dir.getwd)
    temp_pom_document = Nokogiri::XML(open("temp.xml"))
    buildNode =  temp_pom_document.at("project/build")
    if !buildNode.nil?
      #If condition will come
      buildNode.at("pluginManagement").remove
      formated_pom_doc =  @@dependencyHandler.add_node_element("project",buildNode,temp_pom_document)
      File.write("temp.xml", formated_pom_doc)
      puts "Plugins management is removed"
    end
  end

  def removeExtraTag(tagName)
    temp_pom_document = Nokogiri::XML(open("temp.xml"))
    buildNode =  temp_pom_document.at("project/#{tagName}")
    if !buildNode.nil?
      srcDirectoryNode = buildNode.css("sourceDirectory")
      scriptSourceDirectoryNode = buildNode.css("scriptSourceDirectory")
      testSourceDirectoryNode = buildNode.css("testSourceDirectory")
      outputDirectoryNode = buildNode.css("outputDirectory")
      testOutputDirectoryNode = buildNode.css("testOutputDirectory")
      resourcesNode = buildNode.css("resources")
      testResourcesNode = buildNode.css("testResources")
      directoryNode = buildNode.css("directory")
      finalNameNode = buildNode.css("finalName")
      additionalClasspathElementsNode = buildNode.css("additionalClasspathElements")
	  sortOrderFile = buildNode.css("sortOrderFile")
      if !srcDirectoryNode.nil?
        srcDirectoryNode.each do |eachSrcDirectory|
          eachSrcDirectory.remove
        end
      end
      if !scriptSourceDirectoryNode.nil?
        scriptSourceDirectoryNode.each do |eachScriptSourceDirectory|
          eachScriptSourceDirectory.remove
        end
      end
      if !testSourceDirectoryNode.nil?
        testSourceDirectoryNode.each do |eachTestSourceDirectory|
          eachTestSourceDirectory.remove
        end
      end
      if !outputDirectoryNode.nil?
        outputDirectoryNode.each do |eachOutputDirectory|
          eachOutputDirectory.remove
        end
      end
      if !testOutputDirectoryNode.nil?
        testOutputDirectoryNode.each do |eachTestOutputDirectory|
          eachTestOutputDirectory.remove
        end
      end
      if !resourcesNode.nil?
        resourcesNode.each do |eachResources|
          eachResources.remove
        end
      end
      if !testResourcesNode.nil?
        testResourcesNode.each do |eachTestResources|
          eachTestResources.remove
        end
      end
      if !directoryNode.nil?
        directoryNode.each do |eachDirectory|
          eachDirectory.remove
        end
      end
      if !finalNameNode.nil?
        finalNameNode.each do |eachFinalName|
          eachFinalName.remove
        end
      end
      if !additionalClasspathElementsNode.nil?
        additionalClasspathElementsNode.each do |eachAdditionalClasspathElements|
          eachAdditionalClasspathElements.remove
        end
      end
	  
	  if !sortOrderFile.nil?
        sortOrderFile.each do |eachSortOrderFile|
          eachSortOrderFile.remove
        end
      end

      formated_pom_doc =  @@dependencyHandler.add_node_element("project",buildNode,temp_pom_document)
      File.write("temp.xml", formated_pom_doc)
    end
  end
  
    def addBuildTag()
    efftive_pom_document = @@basicInfoHandler.copyTagsFromEffectivePom(Dir.getwd)
    allplugins =  efftive_pom_document.at("project/build")
    if !allplugins.nil?
      tempXml = "temp.xml"
      File.write(tempXml, allplugins, File.size(tempXml), mode: 'a')
      puts "Plugins are added"
    end
  end


  def addReportingTag()
    efftive_pom_document = @@basicInfoHandler.copyTagsFromEffectivePom(Dir.getwd)
    allplugins =  efftive_pom_document.at("project/reporting")
    if !allplugins.nil?
      tempXml = "temp.xml"
      File.write(tempXml, allplugins, File.size(tempXml), mode: 'a')
      puts "Reporting Plugins are added"
    end
  end

  # make a list of plugins from effective pom
  def getGrpAndArtifactIdOfPlugins(tagName=nil)
    temp_pom_document = Nokogiri::XML(open("temp.xml"))
    pluginList = Array.new
    buildPluginPath = "project/build/plugins/plugin"
    reportingPluginPath = "project/reporting/plugins/plugin"
    pluginNode = nil
    if (tagName == "reporting")
      pluginNode = temp_pom_document.css(reportingPluginPath)
    else
      pluginNode = temp_pom_document.css(buildPluginPath)
    end
    pluginNode.each do |eachPlugin|
      grpId=nil
      if (!eachPlugin.at("groupId").nil? and eachPlugin.at("groupId").parent.name == "plugin")
        grpId = eachPlugin.at("groupId").text
      else
        grpId = "org.apache.maven.plugins"
      end
      artifactId = eachPlugin.at("artifactId").text
      fullPlugin = "#{grpId}:#{artifactId}"
      pluginList.push(fullPlugin)
    end
    return pluginList
  end

  # findout the common plugin in original pom
  def compareWithOriginalPomPlugin(pluginList,tagName=nil)
    pom_document =  @@basicInfoHandler.copyTagsFromOriginalPom(Dir.getwd)
    temp_pom_document = @@reactorHandler.parse_xml_from_file("temp.xml")
    pluginNode = nil
    pomFilePluginNode = nil
    toAddPath=nil
    if tagName == "reporting"
      pluginNode = temp_pom_document.at("project/reporting/plugins")
      pomFilePluginNode = pom_document.css("project/reporting/plugins/plugin")
      toAddPath = "project/reporting"
    else
      pluginNode = temp_pom_document.at("project/build/plugins")
      pomFilePluginNode = pom_document.css("project/build/plugins/plugin")
      toAddPath = "project/build"
    end
    pomFilePluginNode.each do |eachPlugin|
      #grpId = eachPlugin.at("groupId").text
      grpId=nil
      if (!eachPlugin.at("groupId").nil? and eachPlugin.at("groupId").parent.name == "plugin")
        grpId = eachPlugin.at("groupId").text
      else
        grpId = "org.apache.maven.plugins"
      end
      artifactId = eachPlugin.at("artifactId").text
      fullPlugin = "#{grpId}:#{artifactId}"
      if pluginList.include?fullPlugin
        handlePlaceholder(eachPlugin,fullPlugin,pluginNode)
      end
    end
    formated_pom_doc = @@dependencyHandler.add_node_element(toAddPath,pluginNode,temp_pom_document)
    File.write("temp.xml", formated_pom_doc.to_xml)
  end
  
 # findout the common plugin in parent
  def compareWithParentPomPlugin(pluginList,tagName=nil)
    puts "Parent plugin placeholder replacement is started"
    pom_document =  @@basicInfoHandler.copyTagsFromOriginalPom(Dir.getwd)
    parent = pom_document.at("project/parent")
    if !parent.nil?
      parent_pom_document =  @@dependencyHandler.getParentPomDomObjFromUrl(pom_document)
      temp_pom_document = @@reactorHandler.parse_xml_from_file("temp.xml")
      pluginNode = nil
      pomFilePluginNode = nil
      toAddPath=nil
      if tagName == "reporting"
        pluginNode = temp_pom_document.at("project/reporting/plugins")
        pomFilePluginNode = parent_pom_document.css("project/reporting/plugins/plugin")
        toAddPath = "project/reporting"
      else
        pluginNode = temp_pom_document.at("project/build/plugins")
        pomFilePluginNode = parent_pom_document.css("project/build/plugins/plugin")
        toAddPath = "project/build"
      end
      pomFilePluginNode.each do |eachPlugin|
        #grpId = eachPlugin.at("groupId").text
        grpId=nil
        if (!eachPlugin.at("groupId").nil? and eachPlugin.at("groupId").parent.name == "plugin")
          grpId = eachPlugin.at("groupId").text
        else
          grpId = "org.apache.maven.plugins"
        end
        artifactId = eachPlugin.at("artifactId").text
        fullPlugin = "#{grpId}:#{artifactId}"
        if pluginList.include?fullPlugin
          handlePlaceholder(eachPlugin,fullPlugin,pluginNode)
        end
      end
      formated_pom_doc = @@dependencyHandler.add_node_element(toAddPath,pluginNode,temp_pom_document)
      File.write("temp.xml", formated_pom_doc.to_xml)
    end
  end
  
   # findout the common plugin in grand parent
  def compareWithGrandParentPomPlugin(pluginList,tagName=nil)
    pom_document =  @@basicInfoHandler.copyTagsFromOriginalPom(Dir.getwd)
    parent = pom_document.at("project/parent")
    if !parent.nil?
      parent_pom_document =  @@dependencyHandler.getParentPomDomObjFromUrl(pom_document)
      grandParent = parent_pom_document.at("project/parent")
      if !grandParent.nil?
        grand_parent_pom_document =  @@dependencyHandler.getParentPomDomObjFromUrl(parent_pom_document)
        temp_pom_document = @@reactorHandler.parse_xml_from_file("temp.xml")
        pluginNode = nil
        pomFilePluginNode = nil
        toAddPath=nil
        if tagName == "reporting"
          pluginNode = temp_pom_document.at("project/reporting/plugins")
          pomFilePluginNode = grand_parent_pom_document.css("project/reporting/plugins/plugin")
          toAddPath = "project/reporting"
        else
          pluginNode = temp_pom_document.at("project/build/plugins")
          pomFilePluginNode = grand_parent_pom_document.css("project/build/plugins/plugin")
          toAddPath = "project/build"
        end
        pomFilePluginNode.each do |eachPlugin|
          # issue-117
          #grpId = eachPlugin.at("groupId").text
          if (!eachPlugin.at("groupId").nil? and eachPlugin.at("groupId").parent.name == "plugin")
            grpId = eachPlugin.at("groupId").text
          else
            grpId = "org.apache.maven.plugins"
          end
          artifactId = eachPlugin.at("artifactId").text
          fullPlugin = "#{grpId}:#{artifactId}"
          if pluginList.include?fullPlugin
            handlePlaceholder(eachPlugin,fullPlugin,pluginNode)
          end
        end
        formated_pom_doc = @@dependencyHandler.add_node_element(toAddPath,pluginNode,temp_pom_document)
        File.write("temp.xml", formated_pom_doc.to_xml)
      end
    end
  end

  # handle placeholder operation
  def handlePlaceholder(eachPlugin,fullPlugin,pluginNode)
    eachPlugin.children.each do |eachTag|
      if (eachTag.children.length>1)
        handlePlaceholder(eachTag,fullPlugin,pluginNode)
      else
        pluginVal = eachTag.text
        plugintag = eachTag.name
        if (pluginVal.include?"${" and plugintag!="#cdata-section")
          @@xpathOfPlugin=nil
          createXpathOfTag(eachTag)
          replaceTagValInTemp(fullPlugin,plugintag,pluginVal,pluginNode)
        end
      end
    end
  end

  # create xpath of placeholder tag
  def createXpathOfTag(eachTag)
    if (eachTag.parent.name != "plugin")
      @@xpathOfPlugin = "#{eachTag.parent.name}/#{@@xpathOfPlugin}"
      createXpathOfTag(eachTag.parent)
    end
  end

  # introduce place holder if found in original, parent or grand parent
  def replaceTagValInTemp(fullPlugin,tagName,tagVal,pluginNode)
    temp_pom_document = @@reactorHandler.parse_xml_from_file("temp.xml")
    pluginNode.css("plugin").each do |eachPlugin|
      grpId=nil
      if (!eachPlugin.at("groupId").nil? and eachPlugin.at("groupId").parent.name == "plugin")
        grpId = eachPlugin.at("groupId").text
      else
        grpId = "org.apache.maven.plugins"
      end
      artifactId = eachPlugin.at("artifactId").text
      tempFullPlugin = "#{grpId}:#{artifactId}"
      if (fullPlugin == tempFullPlugin)
        fullXpath = "#{@@xpathOfPlugin}#{tagName}"
        deleteNode = eachPlugin.at(fullXpath)
        deleteParent = deleteNode.parent
        deleteNode.remove
        nokObj = Nokogiri::XML::Node
        projectNode = temp_pom_document.at("project")
        tagNode = nokObj.new(tagName,projectNode)
        tagNode.content=tagVal
        deleteParent.add_child(tagNode)
        #        eachPlugin.css("configuration").each do |eachConfig|
        #          parentName =  eachConfig.parent.name
        #          if (parentName == "plugin")
        #            eachConfig.remove
        #          end
        #        end
        pluginNode.add_child(eachPlugin)
      end
    end
  end
end