# encoding: utf-8
require 'rubyXL'
class Admin::RecruitmentController < OrbitAdminController
  include Admin::RecruitmentHelper
  before_action ->(module_app = @app_title) { set_variables module_app }
  before_action :set_recruitment, only: [:edit, :destroy]
  before_action :load_access_level, :load_settings

  def initialize
    super
    @app_title = "recruitment_mod"
  end
  def update_sort
    ids = params[:ids]
    ids.each_with_index do |id,i|
      Recruitment.where(id: id).update(sort_number: i)
    end
    RecruitmentCache.all.delete
    edit_sort
    render 'update_sort',layout: false
  
  end

  def update_sort_setting
    setting = @recruitment_setting
    setting.update_attributes(settings_params)
    update_enable_manually_sort(setting)
    redirect_to edit_sort_admin_recruitment_index_path
  end
  
  def edit_sort
    @setting = @recruitment_setting
    @recruitment = Recruitment.where(is_top: true).order_by({is_top: -1,sort_number: 1,postdate: -1, _id: -1})
    @table_fields = ['recruitment.table.sort_number','recruitment.table.title','recruitment.event_date','recruitment.start_date']
  end

  def index
    Recruitment.remove_expired_status
    @tags = @module_app.tags
    @table_fields = [:status, :category, :title, "recruitment.event_date", "recruitment.start_date", "recruitment.end_date", :last_modified]
    @current_user = current_user
    if params[:sort].blank?
        params[:sort] = 'event_date'
        params[:order] = 'desc'
    end
    if RecruitmentSetting.first.is_display_edit_only && !current_user.is_admin? && !current_user.is_manager?(@module_app)
      current_user_is_sub_manager = !current_user.is_manager?(@module_app) && (current_user.is_sub_manager?(@module_app) || current_user.is_sub_manager_with_role?(@module_app)) rescue false
      if current_user_is_sub_manager
        @categories = current_user.approved_categories.select{|c| c.module_app_id == @module_app.id} rescue []
        @filter_fields = filter_fields(@categories, @tags)
        @recruitment = Recruitment.where(:category_id.ne=>nil, :create_user_id=>current_user.id,:is_preview.in=>[false,nil])
                                        .order_by(sort)
                                        .with_categories(filters("category"))
                                        .with_tags(filters("tag"))
                                        .with_status(filters("status"))
      else
        @recruitment = Recruitment.where(:category_id.ne=>nil, :uid=>nil).order_by(sort)
        @categories = @module_app.categories.enabled
        @filter_fields = filter_fields(@categories, @tags)
      end
    else
      @categories = @module_app.categories.enabled
      @filter_fields = filter_fields(@categories, @tags)
      @recruitment = Recruitment.where(:category_id.ne=>nil, :is_preview.in=>[false,nil])
                                        .order_by(sort)
                                        .with_categories(filters("category"))
                                        .with_tags(filters("tag"))
                                        .with_status(filters("status"))
    end
    @recruitment = search_data(@recruitment,[:title]).page(params[:page]).per(10)
    
    if request.xhr?
      render :partial => "index"
    end
  end

  def feed
    @table_feed_fields = ["recruitment.feed_name", :tags, :categories, "recruitment.rssfeed", "recruitment.jsonfeed"]
    @feeds = RecruitmentFeed.all.asc(:created_at)
    
  end
  def generate_iframe_url
    iframe_params = params.require(:iframe).permit!
    uids = iframe_params['member_ids'].to_a.map{|m_id| MemberProfile.find(m_id).uid rescue nil}.select{|uid| !uid.nil?}
    url_params = iframe_params.except(:member_ids)
    url_params['uids'] = uids if uids != []
    render :text => '/xhr/panel/recruitment/widget/sync_data?'+url_params.to_param
  end
  def settings
    @setting = @recruitment_setting
    roles = Role.all
    @sorted_members = roles.inject({}) do |members,role|
      members_for_role =  role.member_profiles.select{|m| (m.user.nil? ? false : m.user.approved)}
      members[role] = members_for_role
      members
    end
    @sorted_members['no_role'] = MemberProfile.any_in(:role_ids=>[nil,[]]).select{|m| (m.user.nil? ? false : m.user.approved)}
    @unapproved_members = User.where(:approved => false).map{|u| u.member_profile}
  end

  def import
  end

  def excel_format
    respond_to do |format|
      format.xlsx {
        response.headers['Content-Disposition'] = 'attachment; filename="recruitment_import_format.xlsx"'
      }
    end
  end

  def export_excel
    @thread = Multithread.where(:key=>'export_recruitment').first
    update_flag = true
    if @thread.nil?
      @thread = Multithread.create(:key=>'export_recruitment',:status=>{:status=>'Processing'})
    else
      update_flag = false if @thread.status[:status] == 'Processing' && @thread.respond_to?(:updated_at) && (@thread.updated_at > DateTime.now - 1.minute rescue false)
      if update_flag
        @thread.update(:status=>{:status=>'Processing'})
      end
    end
    if update_flag
      Thread.new do
        begin
          @module_app = ModuleApp.where(:key => 'recruitment_mod').first
          @recruitment = Recruitment.where(:category_id.ne=>nil).desc(:created_at)
          last_updated = Recruitment.max(:updated_at).to_i
          filename = "public/recruitment_export_#{last_updated}.xlsx"
          if File.exist?(filename)
            @thread.update(:status=>{:status=>'finish','finish_percent'=>100,'info'=>I18n.t('recruitment.read_from_cache')})
          else
            excel_contents = render_to_string( handlers: [:axlsx], formats: [:xlsx] , partial: 'export_excel.xlsx' )
            File.open(filename, 'wb') do |f|
              f.write excel_contents
            end
          end
          @thread.status[:file] = filename
          @thread.status[:filename] = "recruitment_export_#{DateTime.now.in_time_zone(Time.zone.utc_offset / 3600).strftime('%Y_%m_%d_%H%M')}.xlsx"
          @thread.save
        rescue => e
          @thread.status[:status] = 'error'
          # @thread.status[:info] = [e.to_s, e.backtrace]
          puts [e.to_s, e.backtrace]
          @thread.save
        end
      end
    end
    redirect_to admin_recruitment_import_path(:thread_id=>@thread.id.to_s)
  end
  def render_404
    render :file => "#{Rails.root}/app/views/errors/404.html", :layout => false, :status => 404, :formats => [:html]
  end
  def download_file_from_thread
    @thread = Multithread.where(:id=>params[:id]).first if params[:id].present?
    if @thread && @thread.status[:file]
      send_file(@thread.status[:file],:filename=>@thread.status[:filename])
    else
      render_404
    end
  end

  def import_from_xml
    download_tmp_xml params["import_xml"]
    import_from_tmp_xml File.read(File.join(Rails.root, "tmp", "ann_cc_ntu.xml"))
    redirect_to admin_recruitment_index_path
  end

  def import
    @thread = Multithread.where(:id=>params[:thread_id]).first if params[:thread_id].present?
  end


  def import_from_wp
    import_from_wordpress params["import_xml"].tempfile
    redirect_to admin_recruitment_index_path
  end 

  def importanns
    workbook = RubyXL::Parser.parse(params["import_file"].tempfile)
    categories = @module_app.categories.asc(:created_at).to_a
    tags = @module_app.tags.asc(:created_at).to_a
    sheet = workbook[0]
    if sheet.count <= 503
      sheet.each_with_index do |row, i|
        next if i < 3
        v = row.cells.first.value rescue nil
        next if v == "" || v.nil?
        import_this_recruitment(row, categories, tags)
      end
      redirect_to admin_recruitment_index_path
    else
      redirect_to admin_recruitment_index_path(:error => "1")
    end
  end

  def createsettings
    setting = RecruitmentSetting.new(settings_params)
    setting.save
    update_is_postdate_sort_first(setting)
    redirect_to admin_recruitment_settings_path
  end
  
  def updatesettings
    setting = @recruitment_setting
    ids = params['recruitment_setting']['anns_status_settings'].to_a.collect do |i,v|
      v['_id']
    end.compact
    RecruitmentStatusSetting.where(:id.nin=>ids).destroy
    setting.update_attributes(settings_params)
    setting.save
    update_is_postdate_sort_first(setting)
    redirect_to admin_recruitment_settings_path
  end

  def feedform
    if params[:type] == "new"
      @recruitment_feed = RecruitmentFeed.new
      render :partial => "feed_form"
    else params[:type] == "edit"
      @recruitment_feed = RecruitmentFeed.find(params[:id])
      render :partial => "edit_feed_form"
    end
  end

  def createfeed
    recruitment_feed = RecruitmentFeed.new(feed_params)
    recruitment_feed.save
    feeds = RecruitmentFeed.all.asc(:created_at)
    render :partial => "feed", :collection => feeds
  end

  def updatefeed
    ann_feed  = RecruitmentFeed.find(params[:id])
    ann_feed.update_attributes(feed_params)
    ann_feed.save
    feeds = RecruitmentFeed.all.asc(:created_at)
    render :partial => "feed", :collection => feeds
  end

  def deletefeed
    ann_feed  = RecruitmentFeed.find(params[:id])
    ann_feed.destroy
    feeds = RecruitmentFeed.all.asc(:created_at)
    render :partial => "feed", :collection => feeds
  end

  def new
    @tags = @module_app.tags
    @statuses = []
    @recruitment = Recruitment.new
    @recruitment.email_sentdate = Time.now
    @reach_limit = @recruitment.check_status_limit(current_user,true)
    if defined? Calendar
      categories = user_authenticated_categories rescue ['all']
      if categories.first == "all"
        @calendar_categories = CalendarType.all
      else
        @calendar_categories = CalendarType.where(:category_id.in => categories) rescue []
      end
    end
  end

  def create
    bps = recruitment_params
    recruitment = Recruitment.new(bps)
    if !bps['recruitment_links_attributes'].nil?
      bps['recruitment_links_attributes'].each do |idx,link|
        bps['recruitment_links_attributes'].delete(idx.to_s) if link['url'].blank?
      end
    end
    if((!RecruitmentSetting.first.only_manager_can_edit_status) || (RecruitmentSetting.first.only_manager_can_edit_status && (@current_user.is_admin? || @current_user.is_manager?(@module_app))) )
      if bps[:is_top] == "1" && !RecruitmentSetting.check_limit_for_user(recruitment.create_user_id, recruitment.id)
        bps[:is_top] = "0"
        bps[:top_end_date] = nil
      end
    else
      bps[:is_top] = false
      bps[:is_hot] = false
      bps[:is_hidden] = false
    end

    # if !defined?(Calendar).nil?
    #   if bps[:add_to_calendar] == '0' && !bps[:event_id].blank?
    #     Event.find(bps[:event_id]).destroy rescue nil
    #     bps[:event_id] = nil
    #   elsif bps[:add_to_calendar] == '1'
    #     event = Event.find(bps[:event_id]) rescue Event.new(create_user_id: current_user.id)
    #     e_start = bps[:calendar_start_date].blank? ? bps[:postdate] : bps[:calendar_start_date]
    #     e_start = Time.now.to_datetime if e_start.blank?
    #     e_end = bps[:calendar_end_date].blank? ? bps[:deadline] : bps[:calendar_end_date]
    #     e_end = Time.now.to_datetime + 1.year if e_end.blank?
    #     event.update_attributes(recruitment_id: recruitment.id,start: e_start,end: e_end,update_user_id: current_user.id,all_day: bps[:calendar_all_day],calendar_type_id: bps[:calendar_type_id],title: bps[:title_translations][I18n.locale],note: bps[:subtitle_translations][I18n.locale])
    #     bps[:event_id] = event.id
    #   end
    # end
    recruitment.create_user_id = current_user.id
    recruitment.update_user_id = current_user.id
    if RecruitmentSetting.is_pro?
      if user_can_approve?
        recruitment.approved = true
      else
        send_notification_mail_to_managers(recruitment,"approval",I18n.locale)
      end
    else
      recruitment.approved = true
    end
    
    recruitment.save
    build_email(recruitment,I18n.locale)
    Thread.new do
      recruitment.notify_feed("create")
    end
    redirect_to params['referer_url']
  end

  def approve_recruitment
    id = params[:id]
    recruitment = Recruitment.find(id)
    if params["approved"] == "true"
      recruitment.approved = true
      recruitment.rejected = false
      recruitment.reapproval = false
    else
      recruitment.rejected = true
      recruitment.reapproval = false
      recruitment.rejection_reason = params["reason"]
      send_rejection_email(recruitment,I18n.locale)
    end
    recruitment.save
    redirect_to admin_recruitment_index_path
  end

  def edit
    if can_edit_or_delete?(@recruitment)
      @reach_limit = @recruitment.check_status_limit(current_user,true)
      @tags = @module_app.tags
      @categories = @module_app.categories.enabled
      if defined? Calendar
        categories = user_authenticated_categories rescue ['all']
        if categories.first == "all"
          @calendar_categories = CalendarType.all
        else
          @calendar_categories = CalendarType.where(:category_id.in => categories) rescue []
        end
      end
      @statuses = []
      @recruitment.email_sentdate = Time.now if @recruitment.email_sent == false
    else
      render_401
    end
  end

  def update
    uid = params[:id].split('-').last
    recruitment = Recruitment.find_by(:uid=>uid)
    bps = recruitment_params
    bps[:tags] = bps[:tags].blank? ? [] : bps[:tags]
    bps[:email_member_ids] = bps[:email_member_ids].blank? ? [] : bps[:email_member_ids]

    if !bps['recruitment_links_attributes'].nil?
      bps['recruitment_links_attributes'].each do |idx,link|
        bps['recruitment_links_attributes'].delete(idx.to_s) if link['url'].blank?
      end
    end
    if((!RecruitmentSetting.first.only_manager_can_edit_status) || (RecruitmentSetting.first.only_manager_can_edit_status && (@current_user.is_admin? || @current_user.is_manager?(@module_app))) )
      if bps[:is_top] == "1" && !RecruitmentSetting.check_limit_for_user(recruitment.create_user_id, recruitment.id)
        bps[:is_top] = "0"
        bps[:top_end_date] = nil
      end
    else
      bps[:is_top] = recruitment.is_top
      bps[:is_hot] = recruitment.is_hot
      bps[:is_hidden] = recruitment.is_hidden
    end
    # if !defined?(Calendar).nil?
    #   if bps[:add_to_calendar] == '0' && !bps[:event_id].blank?
    #     Event.find(bps[:event_id]).destroy rescue nil
    #     bps[:event_id] = nil
    #   elsif bps[:add_to_calendar] == '1'
    #     event = Event.find(bps[:event_id]) rescue Event.new(create_user_id: current_user.id)
    #     e_start = bps[:calendar_start_date].blank? ? bps[:postdate] : bps[:calendar_start_date]
    #     e_start = Time.now.to_datetime if e_start.blank?
    #     e_end = bps[:calendar_end_date].blank? ? bps[:deadline] : bps[:calendar_end_date]
    #     e_end = Time.now.to_datetime + 1.year if e_end.blank?
    #     event.update_attributes(recruitment_id: recruitment.id,start: e_start,end: e_end,update_user_id: current_user.id,all_day: bps[:calendar_all_day],calendar_type_id: bps[:calendar_type_id],title: bps[:title_translations][I18n.locale],note: bps[:subtitle_translations][I18n.locale])
    #     bps[:event_id] = event.id
    #   end
    # end
    recruitment.update_attributes(bps)
    recruitment.update_user_id = current_user.id
    if recruitment.rejected
      recruitment.reapproval = true
      recruitment.save
      send_notification_mail_to_managers(recruitment,"reapproval",I18n.locale)
    else
      recruitment.save
    end
    build_email(recruitment,I18n.locale)
    Thread.new do
      recruitment.notify_feed("update")
    end
    now_recruitment_page = Recruitment.where(:title.ne => "",:is_preview.in=>[false,nil])
                              .order_by(sort).map(&:id).map.with_index.select{|v,i| v==recruitment.id}[0][1] rescue nil
    now_recruitment_page = now_recruitment_page.nil? ? 0 : ((now_recruitment_page+1).to_f/10).ceil
    redirect_to admin_recruitment_index_path(:page=>now_recruitment_page)
  end

  def destroy
    @recruitment.destroy
    Thread.new do
      @recruitment.notify_feed("destroy")
    end
    redirect_to "/admin/recruitment"
  end

  def delete
    if params[:ids]
      Recruitment.any_in(:uid => params[:ids]).destroy_all
      Thread.new do
        Recruitment.notify_feed_delete(params[:ids])
      end
    end
    redirect_to "/admin/recruitment"
  end

  def preview
    if params['preview_type'].eql?('edit')
      recruitment_data = recruitment_params
      org_recruitment = Recruitment.find(params['recruitment_id'])
      recruitment = org_recruitment.clone
      recruitment.generate_uid
      recruitment.recruitment_files = []
      recruitment.recruitment_links = []
      if recruitment_data['image'].blank?
        recruitment.image = org_recruitment.image
      end

      if !recruitment_data['recruitment_files_attributes'].blank?
        recruitment_data['recruitment_files_attributes'].each do |key, recruitment_file|
          next if !recruitment_file['_destroy'].blank?
          file = nil
          if recruitment_file['id'].blank?
            file = RecruitmentFile.new(recruitment_file)
            file.recruitment_id = recruitment.id
            file.save
          else
            org_file = RecruitmentFile.find(recruitment_file['id'])
            file = org_file.clone
            file.recruitment_id = recruitment.id
            file.file = org_file.file
            recruitment_file.delete('id')
            recruitment_file.delete('_destroy')
            file.update_attributes(recruitment_file)
          end

          file.save
          recruitment.recruitment_files << file
        end
      end

      if !recruitment_data['recruitment_links_attributes'].blank?
        recruitment_data['recruitment_links_attributes'].each do |key, recruitment_link|
          next if !recruitment_link['_destroy'].blank?

          if recruitment_link['id'].blank?
            link = RecruitmentLink.new(recruitment_link)
            link.recruitment_id = recruitment.id
          else
            link = RecruitmentLink.find(recruitment_link['id']).clone
            link.recruitment_id = recruitment.id
            recruitment_link.delete('id')
            recruitment_link.delete('_destroy')
            link.update_attributes(recruitment_link)
          end

          link.save
          recruitment.recruitment_links << link
        end
      end

      recruitment_data.delete('recruitment_files_attributes')
      recruitment_data.delete('recruitment_links_attributes')
      recruitment.update_attributes(recruitment_data)
    else
      recruitment = Recruitment.new(recruitment_params)
    end
    
    recruitment.is_preview = true
    recruitment.save
    render :text=>page_for_recruitment(recruitment) + "?preview=true"
  end

  def destroy_preview
    recruitment = Recruitment.find_by(:uid=>params['uid'])
    if recruitment.is_preview
      recruitment.destroy
    end
    render :json=>{'destroy'=>recruitment.id.to_s}
  end

  def build_email(recruitment,locale)
    if recruitment.email_sent and !recruitment.email_addresses.blank?
      if recruitment.email.nil?
        email = Email.new
        email.save
        email.deliver rescue nil
        recruitment.email_id = email.id
        recruitment.save
      end

      is_sent = recruitment.email.is_sent
      is_sent = !params[:resend_mail].eql?("true") if !params[:resend_mail].blank?
      doc = Nokogiri::HTML(recruitment.title_translations[locale])
      title = doc.text.empty? ? 'no content' : doc.text
        
      recruitment.email.update_attributes(
        :create_user=>current_user,
        :mail_sentdate=>recruitment.email_sentdate,
        :module_app=>@module_app,
        :mail_lang => locale,
        :mail_to=>recruitment.email_addresses,
        :mail_subject=>title,
        :template=>'recruitment/email',
        :template_data=>{
          "host" => request.host_with_port,
          "title" => title,
          "url" => page_for_recruitment(recruitment)
        },
        :is_sent=>is_sent
      )
      recruitment.email.deliver
    else
      recruitment.email.destroy if !recruitment.email.nil?
    end
  end

  def custom_fields_title
    @recruitment_custom_titles = RecruitmentCustomTitle.get_map
  end

  def update_custom_title
    recruitment_custom_title_params = params.require(:recruitment_custom_title).permit!
    recruitment_custom_title_params.each do |k,recruitment_custom_title_param|
      RecruitmentCustomTitle.find(recruitment_custom_title_param['id']).update_attributes(recruitment_custom_title_param)
    end
    Thread.new do
      content = "UNICORN_PID=\"`fuser tmp/pids/unicorn.sock tmp/sockets/unicorn.sock tmp/unicorn.sock` `cat tmp/pids/unicorn.pid `\" && kill -s USR2 $UNICORN_PID ; n=20; while (kill -0 $UNICORN_PID > /dev/null 2>&1) && test $n -ge 0; do printf '.' && sleep 1 && n=$(( $n - 1 )); done ; if test $n -lt 0; then kill -s TERM $UNICORN_PID; sleep 3; bundle exec unicorn_rails -c config/unicorn.rb -D -E #{Rails.env}; else kill -s QUIT $UNICORN_PID; fi"
      system(content)
    end
    redirect_to admin_recruitment_index_path
  end

  private

  def load_settings
    @recruitment_setting = RecruitmentSetting.first rescue nil
    if @recruitment_setting.nil?
      @recruitment_setting = RecruitmentSetting.create
    end
  end

  def set_recruitment
    @recruitment = Recruitment.find(params[:id])
  end

  def recruitment_params
    params[:recruitment][:email_sent] = params[:recruitment][:email_sent].nil? ? 0 : params[:recruitment][:email_sent]
    params.require(:recruitment).permit!
  end

  def feed_params
    params.require(:recruitment_feed).permit!
  end

  def settings_params
    params.require(:recruitment_setting).permit!
  end

  def update_enable_manually_sort(setting)
    if defined?(OrbitHelper::SharedHash) && OrbitHelper::SharedHash
      OrbitHelper::SharedHash['recruitment_mod'][:enable_manually_sort] = setting.enable_manually_sort
    end
  end

  def update_is_postdate_sort_first(setting)
    if defined?(OrbitHelper::SharedHash) && OrbitHelper::SharedHash
      OrbitHelper::SharedHash['recruitment_mod'][:is_postdate_sort_first] = setting.is_postdate_sort_first
      feeds_time_field = (RecruitmentHelper.is_postdate_sort_first ? ['postdate', 'event_date'] : ['event_date', 'postdate'])
      @module_app.feeds_time_field = feeds_time_field
      @module_app.save
      if defined?(Feeds)
        Feeds::Migrate.sync_module_apps
      end
    end
  end
end