class Issue{ String title; String userId; List reports; String serviceRequestId; String description; bool isSelected; Issue({ this.description, this.isSelected, this.title, this.userId, this.reports, this.serviceRequestId, }); Map toMap(){ Map map ={}; if(title != null) map["title"] = title; if(reports != null) map["issue_report"] = reports.toString(); if(userId != null) map["uid"] = userId; if(description != null) map["desc"] = description; if(serviceRequestId != null) map["call_id"] = serviceRequestId; return map; } }