public class Set45DayDeadlineFor1031Deal {
    // This method is called by the Set45DayDeadline process
    @InvocableMethod
    public static void SetDeadline(List<Id> X1031_DealsIds)
    {
        List<X1031_Deals__c> deals = new List<X1031_Deals__c>();
            for(Id dealId : X1031_DealsIds){
                // Query down to the children records (Property) filtered by Property Type = relinquished.  
                // Out of remaining properties grab the_ +*_earliest_*+ *_“Relinquish Final Close of Escrow” date._*
                // This date will then have 45 days added to it and will be placed in the 1031 Deal Object’s *45 Day Deadline*
                List<Property__c> properties = [SELECT Id, Name, Relinquish_Final_Close_of_Escrow__c, X1031_Deal__c
                    FROM Property__c WHERE X1031_Deal__c = :dealId AND Property_Type__c = 'Relinquished'];

                X1031_Deals__c deal = [SELECT Id, Name, X45_Day_Deadline__c, X1031_Client__c 
                    FROM X1031_Deals__c WHERE Id = :dealId][0];

                if(properties.size() > 0){
                    // A default date to change
                    Date deadline = Date.newInstance(2099, 1, 1);

                    for(Property__c prop : properties){
                        Date propDate = prop.Relinquish_Final_Close_of_Escrow__c;
                        if(propDate < deadLine){
                            deadline = propDate;
                        }
                    }
                    
                    deals.add(new X1031_Deals__c(Name='tested', X1031_Client__c=deal.X1031_Client__c));

                    deal.Id = dealId;
                    deal.X45_Day_Deadline__c = deadline.addDays(45);
                    deals.add(deal);

                    System.debug(deal.X45_Day_Deadline__c);
                    System.debug('Deals size is: ' + deals.size());
                }
            }

        if(deals.size() > 0){
            List<Database.SaveResult> results = Database.update(deals, false);
            for(Database.SaveResult result : results){
                if(!result.isSuccess()){
                    for(Database.Error err : result.getErrors()){
                        System.debug('Error: ' + err.getStatusCode() + ' ' + err.getMessage());
                    }
                }
            }
        }
    }
}