fcs/lib/pages/widgets/discount_dropdown.dart

import 'package:fcs/domain/entities/discount.dart';
import 'package:fcs/helpers/theme.dart';
import 'package:flutter/material.dart';

import 'local_text.dart';

class DiscountDropdown<T> extends StatelessWidget {
  final Function(T)? callback;
  final IconData? iconData;
  final T? selectedValue;
  final List<T>? values;

  const DiscountDropdown(
      {Key? key, this.callback, this.iconData, this.selectedValue, this.values})
      : super(key: key);

  @override
  Widget build(BuildContext context) {
    return Padding(
      padding: const EdgeInsets.only(left: 5.0, right: 0),
      child: Row(
        children: [
          Padding(
            padding: const EdgeInsets.only(left: 0, right: 10),
            child: Icon(iconData, color: primaryColor),
          ),
          Expanded(
            child: Column(
              crossAxisAlignment: CrossAxisAlignment.start,
              children: [
                Padding(
                  padding: const EdgeInsets.only(right: 18.0),
                  child: LocalText(
                    context,
                    "invoice.discount",
                    color: Colors.black54,
                    fontSize: 16,
                  ),
                ),
                DropdownButton<T>(
                  isDense: true,
                  value: selectedValue,
                  style: TextStyle(color: Colors.black, fontSize: 14),
                  underline: Container(
                    height: 1,
                    color: primaryColor,
                  ),
                  onChanged: (T? newValue) {
                    callback!(newValue!);
                  },
                  isExpanded: true,
                  items: values!.map<DropdownMenuItem<T>>((T value) {
                    return DropdownMenuItem<T>(
                      value: value,
                      child: Text(
                          value == null ? "" : (value as Discount).code!,
                          overflow: TextOverflow.ellipsis,
                          style: TextStyle(color: primaryColor)),
                    );
                  }).toList(),
                ),
              ],
            ),
          ),
        ],
      ),
    );
  }
}