public class updatechidrecdsdup {
public static void updatechildrec(List<Work_order__c> workordlist,Map<id,Work_order__c> mapworkid)
 {
      Boolean partsordnew,partsordold;
      Boolean workdetailnew,workdetaiold;

     List<Work_order__c> workordlist1= new List<Work_order__c>();
     Set<Id> workid =new Set<Id>();//Declaring ID field to Work order
     Map<id,Work_order__c>  workidmap=new Map<id,Work_order__c>();//retriving all work order ids and records to map

     for(Work_order__c curwork:workordlist)
     {
            workid.add(curwork.Id);
            workidmap.put(curwork.Id, curwork);
            workdetailnew=workidmap.get(curwork.Id).status__c.contains('Inprogress');
            workdetaiold=curwork.status__c.contains('Accepted');
            workordlist1.add(curwork);

     }
     List<Parts_order__c> partsorder = new List<Parts_order__c>();//creating parts order list
     Set<Id> partsordid =new Set<Id>();//creating id
     Map<id,Parts_order__c> partsmapid= new Map<id,Parts_order__c>();

         for(Parts_order__c partsord: [select Id,name,SerialNumber__c from Parts_order__c where PartsOrderName__c=:workid])
         {
             partsordid.add(partsord.Id);
             partsmapid.put(partsord.Id, partsord);
             partsorder.add(partsord);
         }

           List<Parts_Order_List__c> partsordlist =new List<Parts_Order_List__c>();
              Set<Id> partsordlistid =new Set<Id>();
           Map<id,Parts_Order_List__c> partoridmap;
           for(Parts_Order_List__c partordid:[select id,name,List_Status__c,update_email_list__c     from Parts_Order_List__c where PartsorderlistName__c =:partsordid])
          {

                    partsordnew=partoridmap.get(partordid.Id).List_status__c.contains('open');
                    partsordold=partordid.List_status__c.contains('completed');
                   partsordlistid.add(partordid.Id);
                   partoridmap.put(partordid.Id, partordid);
                   partsordlist.add(partordid);

          }

    Map<id,work_detail__c>  workidmap1=new Map<id,work_detail__c>();
     Set<Id> workdetailid =new Set<Id>();
     for(work_detail__c workdetrec: [select id,name,update_work_list__c,SerialNumber__c from work_detail__c where ChildworkdetailName__c =:partsordlistid])
         {
              workdetailid.add(workdetrec.Id);
             workidmap1.put(workdetrec.Id, workdetrec);
             if(partsordnew==true && partsordold==true)
                     {
                          if(workdetailnew==true && workdetaiold==true)
                          {
                              workdetrec.update_parts_email_list__c=workidmap1.get(partoridmap.get(PartsorderlistName__c)).update_email_list__c;
                          }
                     }
         }
 }
}