After response from future callout how we can update the field value in record, can you please assist

Question

here I'm calling below class from the trigger and getting response from external system as well whether my regNo is blacklisted or not, but after saving the record how we can update the status basis the callout response from the future method

below are my class and trigger code, please assist on the same.

Your response is highly appreciated

Also do let me know, incase if we need to upsert mass records from dataloader, how we can handle the same

Thank You!

Apex Class:

public class BlackListCheck 
{
    @future(callout=true)
    public static void getInSysBlackListCheck(Map<Id, string> accBlacklistMap)
    {
         list<Account> blackListedAccs = [SELECT Name,id,new_regNo__C FROM Account WHERE Id 
                                                                     IN:accBlacklistMap.KeySet()];
         string accessTokenFromDPT = AccountCreditCheckService.getTokenFromCreditCheckDPTApi();
         try{
              if(accessTokenFromDPT == null)
              {
                    system.debug('Unable to get the access token');
              }
              else if(!blackListedAccs.isEmpty())
              {
                Map<id,Account > accToBeUpsert = new Map<id,Account>();
                for(Account acc:blackListedAccs)           
                {
                  String body = '        {'+
                                '        "customerIdType": "4",'+
                                '        "customerIdNo": ' + '"'+acc.new_regNo__c +'"'+ ','+
                                '        "system": "All" '+
                                '        }';
                  
                 system.debug(body);
                    
                 Http http = new Http();            
                 HttpRequest requestToinSys = new HttpRequest(); 

                 requestToinSys.setEndpoint(Blacklist_Credentials__c.getvalues('Staging Credentials').Blacklist_Endpoint__c);
                 requestToinSys.setMethod('POST');
                 requestToinSys.setHeader('Content-Type', ' application/json');
                 requestToinSys.setHeader('Authorization', 'Bearer '+accessTokenFromDPT);
                 requestTOinSys.setBody(body);
                 HttpResponse inSysResp = http.send(requestToinSys);
                 System.debug('@@@ inSysresponse :'+ inSysResp.getBody());
                 
                 JsonParser ctosCheckListTraverse = Json.createParser(inSysResp.getBody());
                 integer exInternalBlacklisted =0;
                 integer exInternalNotBlacklisted =0;
                 while(ctosCheckListTraverse.nextToken()!=null)
                 {
                    if(ctosCheckListTraverse.getCurrentToken() == JSONToken.FIELD_NAME && ctosCheckListTraverse.getText() =='status')
                    {
                       ctosCheckListTraverse.nextToken();
                       if(ctosCheckListTraverse.getText() == 'Success')
                       {
                        //Black Listed
                        exInternalBlacklisted+=1;
                       }
                       else if(ctosCheckListTraverse.getText() == 'Failed')
                       {
                        exInternalNotBlacklisted+=1;
                        }
                    }
                 }
                 if(exInternalBlacklisted>=1)
                 {
                     acc.Status__c='Blacklisted';
                 }
                 else if(exInternalNotBlacklisted>=2)
                 {
                      acc.Status__c='Pending'; 
                 }
                 accToBeUpsert.put(acc.id,acc);
               }
               if(!accToBeUpsert.isEmpty())
               {
                Upsert accToBeUpsert.values();
               }
              }
            }
            Catch(Exception ex)
            {
                 string errorMessage = ex.getMessage();
                 System.debug('Exception :' + ex.getMessage());         
            }
    }
}

Apex Trigger:

trigger BlacklistAccount on Account (before update, after update,after insert,before insert) 
{
 if((Trigger.isInsert && Trigger.isAfter)||(Trigger.isUpdate && Trigger.isAfter))
   {
     if(!System.isFuture() && !System.isBatch())
     {
        Map <id, string> AccregNos = new Map <id, string>();
        if(Trigger.isInsert && Trigger.isAfter)
        {           
            System.debug('Making future call to update account');
            for (Account acc : Trigger.New) 
            {
                if(acc.New_regNo__c!='' && acc.New_regNo__c!=null)
                {
                    AccregNos.put(acc.id, acc.New_regNo__c);
                    BlackListCheck.getInSysBlackListCheck(AccregNos);
                }
            }   
        }
        else if(Trigger.isUpdate && Trigger.isAfter)
        {
         System.debug('Making future call to update account1');
         for (Account acc : Trigger.new) 
         {
           System.debug(acc.New_regNo__c);
           System.debug(trigger.oldMap.get(acc.id).New_regNo__c);
           if(acc.New_regNo__c!='' && acc.New_regNo__c!=null && acc.New_regNo__c!=trigger.oldMap.get(acc.id).New_regNo__c)
           {
            AccregNos.put(acc.id, acc.New_regNo__c);
            BlackListCheck.getInSysBlackListCheck(AccregNos);
           }
         }
        }
        
    }  
}
}

Answer 1

Try Requery with AccountIds and update.

Refer: (The issue reported is NOT the same; but check "updateSERecord" method for the code pattern)

https://developer.salesforce.com/forums/?id=9062I000000IM1tQAG