public class FileEventQueueableHandler implements Queueable, Database.AllowsCallouts {
    private List<Id> contentVersionIds;
    private static final Integer MAX_FILES = 10;       // max files per job
    private static final Integer MAX_HEAP  = 4000000;  // ~4 MB heap limit

    public FileEventQueueableHandler(List<Id> ids) {
        this.contentVersionIds = ids;
    }

    public void execute(QueueableContext qc) {
        if (contentVersionIds.isEmpty()) return;

        // Query all ContentVersions
        List<ContentVersion> allCVs = [
            SELECT Id, Title, Description, FileExtension, FileType, ContentSize,
                   ContentDocumentId, FirstPublishLocationId, OwnerId
            FROM ContentVersion
            WHERE Id IN :contentVersionIds
            ORDER BY CreatedDate ASC
        ];

       

        // Prepare new records
        List<File_Event__c> recordsToInsert = new List<File_Event__c>();
        for (ContentVersion cvItem : allCVs) {
            if (cvItem.ContentDocumentId == null) continue;

            File_Event__c fc = new File_Event__c();
            fc.File_Id__c = cvItem.Id;
            fc.HIC_FilesME__Event_Type__c = 'Salesforce Content Version Created';
            fc.HIC_FilesME__Title__c = cvItem.Title;
            fc.HIC_FilesME__Description__c = cvItem.Description;
            fc.HIC_FilesME__File_Extension__c = cvItem.FileExtension;
            fc.HIC_FilesME__File_Type__c = cvItem.FileType;
            fc.HIC_FilesME__File_Location__c = 'ContentVersion';
            fc.HIC_FilesME__File_URL__c = '/sfc/servlet.shepherd/document/download/' + cvItem.ContentDocumentId;
            fc.HIC_FilesME__Size__c = cvItem.ContentSize;
            fc.HIC_FilesME__Record_Id__c = cvItem.FirstPublishLocationId;
            // fc.OwnerId = cvItem.OwnerId;

            recordsToInsert.add(fc);
        }

        if (!recordsToInsert.isEmpty()) {
            insert recordsToInsert;
            System.debug('Inserted File_Event__c batch. Size=' + recordsToInsert.size());
        }


    }
}