productAddAddon function

Future<String?> productAddAddon(String name, double price, String locale, ProviderData? _provider, String stringEnterName, String stringEnterPrice,)

Implementation

Future<String?> productAddAddon(String name, double price, String locale,
    ProviderData? _provider,
    String stringEnterName,  // strings.get(115); /// "Please Enter Name",
    String stringEnterPrice,  // strings.get(170); /// "Please enter price",
    ) async {
  if (name.isEmpty)
    return stringEnterName; /// "Please Enter Name",
  if (price == 0)
    return stringEnterPrice; /// "Please enter price",
  late AddonData _addon;
  if (editAddon == null){
    _addon = AddonData(Uuid().v4(), [StringData(code: locale, text: name)], price);
    currentProduct.addon.add(_addon);
  }else {
    editAddon!.price = price;
    var _found = false;
    for (var item in editAddon!.name)
      if (item.code == locale) {
        item.text = name;
        _found = true;
      }
    if (!_found)
      editAddon!.name.add(StringData(code: locale, text: name));
    _addon = editAddon!;
  }

  _save(ProviderData item) async {
    if (editAddon == null)
      item.addon.add(_addon);
    else{
      for (var _add in item.addon)
        if (_add.id == _addon.id) {
          _add.price = _addon.price;
          _add.name = _addon.name;
        }
    }
    try{
      dbSetDocumentInTable("provider", item.id, {
        'addon': item.addon.map((i) => i.toJson()).toList(),
      });
      // var _data = item.toJson();
      // await FirebaseFirestore.instance.collection("provider").doc(item.id)
      //     .set({
      //   'addon': item.addon.map((i) => i.toJson()).toList(),
      // }, SetOptions(merge:true));
    }catch(ex){
      return "MainDataService addAddon " + ex.toString();
    }
  }

  if (currentProduct.providers.isNotEmpty){
    if (_provider != null){
      _save(_provider);
    }else
      for (var item in providers)
        if (item.id == currentProduct.providers[0]){
          _save(item);
        }
  }
  editAddon = null;
  return null;
}