offerDelete function
Implementation
Future<String?> offerDelete(OfferData item) async {
try{
await dbDeleteDocumentInTable("offer", item.id);
await dbIncrementCounter("settings", "main", "offer_count", -1);
if (item.id == currentOffer.id)
currentOffer = OfferData.createEmpty();
offers.remove(item);
}catch(ex){
return "offerDelete " + ex.toString();
}
return null;
}