Additional feature to pre-determine children list to clone

force-app/main/default/classes/OpportunityCloneService.cls

@@ -5,6 +5,7 @@
  * @version                         1.0
  * @group                           Opportunity Cloning
  * @history                         2021-04-02 - CJG - Created
+ *                                  2021-04-12 - CJG - Added setting to restrict child records shown to a particular List
  */
 public with sharing class OpportunityCloneService {
     /**
@@ -23,9 +24,22 @@ public with sharing class OpportunityCloneService {
         List<Schema.ChildRelationship> childRelationshipList = 
             Schema.Opportunity.getSObjectType().getDescribe().getChildRelationships();
             opportunityChildrenMap = new Map<String, Schema.DescribeSObjectResult>();
+            List<String> restrictedRelationshipList = new List<String>();
+            String restrictedChildList = Label.SmartCloneChildList;
+            if(String.isNotBlank(restrictedChildList)){
+                restrictedRelationshipList = restrictedChildList.split(';');
+            }
             for(Schema.ChildRelationship childRel:childRelationshipList) {
-                Schema.DescribeSObjectResult childObjRes = childRel.getChildSObject().getDescribe();
-                opportunityChildrenMap.put(childObjRes.getName(),childObjRes);
+                if(String.isNotBlank(childRel.getRelationshipName())){
+                    Schema.DescribeSObjectResult childObjRes = childRel.getChildSObject().getDescribe();
+                    if(!restrictedRelationshipList.isEmpty()){
+                        if(restrictedRelationshipList.contains(childObjRes.getName())){
+                            opportunityChildrenMap.put(childRel.getRelationshipName(),childObjRes);
+                        }
+                    } else {
+                        opportunityChildrenMap.put(childRel.getRelationshipName(),childObjRes);
+                    }
+                }
             }
     }
     /**
@@ -73,6 +87,7 @@ public with sharing class OpportunityCloneService {
             List<String> childRelationshipsToClone) {
         //dynamic query in order to find the original opportunity.
         String originalOppQueryString = ObtainQueryStringForOppAndChildren(oppId, childRelationshipsToClone);
+        System.debug(LoggingLevel.INFO,'\n\n*****\nQuery: ' + originalOppQueryString + '\n*****\n\n');
         List<Opportunity> oppList = Database.query(originalOppQueryString);
         //if the original opp cannot be found, throw and exception
         if(oppList.isEmpty()){
@@ -125,7 +140,11 @@ public with sharing class OpportunityCloneService {
             childQueryString += relationship + ')';
             subqueryList.add(childQueryString);
         }
-        queryString += ', ' + String.join(subqueryList,',') + 'FROM Opportunity WHERE Id =\'' + oppRecordId + '\'';
+        if(!subqueryList.isEmpty()){
+            queryString += ', ' + String.join(subqueryList,',') + 'FROM Opportunity WHERE Id =\'' + oppRecordId + '\'';
+        } else {
+            queryString += ' FROM Opportunity WHERE Id =\'' + oppRecordId + '\'';
+        }
         
         return queryString;
     }
@@ -147,6 +166,10 @@ public with sharing class OpportunityCloneService {
                 fieldNameList.add(fieldTokenDescribe.getName());
             }
         }
+        //need to account for weird objects where not all of the fields come back
+        if(objectName.toUpperCase() == 'OPPORTUNITYLINEITEM'){
+            fieldNameList.add('PricebookEntryId');
+        }
         return fieldNameList;
     }
 
@@ -155,6 +178,9 @@ public with sharing class OpportunityCloneService {
         for(SObject rec:recList){
             SObject newRec = rec.clone(false,true,false,false);
             newRec.put(parentFieldName, newParentId);
+            if(newRec.getSObjectType().getDescribe().getName().toUpperCase() == 'OPPORTUNITYLINEITEM') {
+                newRec.put('UnitPrice',null);
+            }
             newList.add(newRec);
         }
         return newList;
@@ -163,6 +189,9 @@ public with sharing class OpportunityCloneService {
     private static Object CreateObjectValueFromString(String fieldName, String fieldValue) {
         Map<String,Schema.SObjectField> fieldSObjectMapping = Schema.Opportunity.getSObjectType().getDescribe().fields.getMap();
         Schema.DisplayType fieldType = fieldSObjectMapping.get(fieldName).getDescribe().getType();
+        if(String.isBlank(fieldValue)){
+            return null;
+        }
         Object returnObj;
         switch on fieldType {
             when ADDRESS, COMBOBOX, EMAIL, ENCRYPTEDSTRING, MULTIPICKLIST, PHONE, PICKLIST, STRING, TEXTAREA,URL {
@@ -175,7 +204,7 @@ public with sharing class OpportunityCloneService {
                 returnObj = Double.valueOf(fieldValue);
             }
             when DATE {
-                returnObj = Date.parse(fieldValue);
+                returnObj = Date.valueOf(fieldValue);
             }
             when DATETIME {
                 returnObj = Datetime.parse(fieldValue);