Additional feature to pre-determine children list to clone

force-app/main/default/lwc/opportunityCustomClone/opportunityCustomClone.js

@@ -1,12 +1,13 @@
 import { LightningElement, api, wire, track } from 'lwc';
 import { getObjectInfo } from 'lightning/uiObjectInfoApi';
 import { getRecord } from 'lightning/uiRecordApi';
+import { NavigationMixin} from 'lightning/navigation';
 import OPPORTUNITY_OBJECT from '@salesforce/schema/Opportunity';
 import ObtainCloneOpportunityFields from '@salesforce/apex/OpportunityCloneService.ObtainCloneOpportunityFields';
 import ObtainChildRelationships from '@salesforce/apex/OpportunityCloneService.ObtainOpporunityChildRelationships';
 import CloneOpportunityWithChildren from '@salesforce/apex/OpportunityCloneService.CloneOpportunityWithChildren';
 
-export default class OpportunityCustomClone extends LightningElement {
+export default class OpportunityCustomClone extends NavigationMixin(LightningElement) {
     @api recordId;
 
     formObjectApiName;
@@ -100,7 +101,30 @@ export default class OpportunityCustomClone extends LightningElement {
     handleSubmit(evt){
         evt.preventDefault();
         var fields = evt.detail.fields;
-        window.console.log('Fields Submitted: %s',JSON.stringify(fields,null,"\t"));
+        var childRelList = [];
+        this.childRelationshipSelectionList.forEach( selection => {
+            childRelList.push(selection.value);
+        });
+        window.console.log('Child Relationships Selected: %s',JSON.stringify(childRelList,null,"\t"));
+        CloneOpportunityWithChildren({'oppId':this.recordId,'newValues':fields,'childRelationshipsToClone':childRelList})
+            .then((results)=>{
+                window.console.log('Successful callout. %s',JSON.stringify(results,null,"\t"));
+                this.sendToOpp(results);
+            })
+            .catch((err)=>{
+                window.console.log('There was an error attempting to clone records.');
+            });
+    }
+    sendToOpp(oppId){
+        window.console.log('Send to Opp executed.');
+        this[NavigationMixin.Navigate]({
+            type:'standard__recordPage',
+            attributes:{
+                recordId:oppId,
+                objectApiName:OPPORTUNITY_OBJECT.objectApiName,
+                actionName:'view'
+            }
+        });
     }
 
     get formFields(){