import 'package:flutter/material.dart';
import 'package:stadtbote/model/task_info.dart';
import 'package:stadtbote/model/tour_task.dart';
import 'package:stadtbote/tools/util.dart';

showPickupDeliveryStatusPopup(BuildContext context, TaskInfo taskInfo, Function(TourEntry?, String? remark) onFinished) async {
  List<DropdownMenuEntry<TourEntry>> entries = [];
  for (var entry in taskInfo.task?.entries ?? []) {
    var dropdownMenuEntry = DropdownMenuEntry<TourEntry>(value: entry, label: entry.text);
    entries.add(dropdownMenuEntry);
  }

  await showDialog(
      context: context,
      builder: (BuildContext context) {
        TourEntry? selectedTourEntry;

        TextEditingController controller = TextEditingController();
        TextEditingController remController = TextEditingController();

        return PopScope(
            canPop: false,
            onPopInvokedWithResult: (bool didPop, dynamic result) async {
              if (!didPop) {
                final shouldPop = await taskDialogSecurityException(context);
                if (shouldPop && context.mounted) {
                  Navigator.of(context).pop();
                }
              }
            },
        child: AlertDialog(
            contentPadding: EdgeInsets.zero,
            shadowColor: Colors.transparent,
            backgroundColor: Colors.white,
            content: StatefulBuilder(
              builder: (BuildContext context, StateSetter setState) {
                return SizedBox(
                    key: GlobalKey(),
                    height: 280,
                    width: MediaQuery.of(context).size.width * 0.8,
                    child: Container(
                      decoration: BoxDecoration(
                        borderRadius: BorderRadius.circular(10),
                        color: Colors.white,
                        border: Border.all(
                          color: Colors.grey,
                          width: 0.5,
                        ),
                      ),
                      child: Padding(
                        padding: const EdgeInsets.all(8.0),
                        child: Column(
                          children: [
                            Text(taskInfo.task?.topic ?? ''),
                            const SizedBox(height: 20),
                            DropdownMenu<TourEntry>(
                              expandedInsets: const EdgeInsets.all(0),
                              controller: controller,
                              hintText: 'Status',
                              onSelected: (TourEntry? value) {
                                selectedTourEntry = value;

                                controller.text = value!.text;
                                setState(() {});
                              },
                              dropdownMenuEntries: entries,
                            ),
                            const SizedBox(height: 20),
                            Visibility(visible: selectedTourEntry != null ? selectedTourEntry!.queryRemark : false, child: Util.getDefaultTextField(controller: remController, "Bemerkung")),
                            const SizedBox(height: 20),
                            getDefaultButton('Übernehmen', buttonHeight: 50, () => {
                              if (selectedTourEntry!.queryRemark) {
                                if (remController.text.isNotEmpty) {
                                  Navigator.of(context).pop(),

                                  onFinished(selectedTourEntry, remController.text)
                                } else {
                                  showAlertDialog("Fehler", "Bitte geben Sie eine Bemerkung ein")
                                }
                              } else {
                                Navigator.of(context).pop(),

                                onFinished(selectedTourEntry, null)
                              }
                            })
                          ],
                        ),
                      ),
                    ));
              },
            )));
      });
}