print('Yeni butonuna basıldı');
String newJson ="{\"id\": \"0\", \"ad\": \"\"}";
_handleNewAction(newJson);

void _handleNewAction(String jsonverim) {

  showDialog(
    context: context,
    builder: (BuildContext context) {
      return YeniDuzenlePage(
        jsonData:jsonDecode(jsonverim) ,
        onSave: (datarow) {
          print(datarow);

          String json = jsonEncode(datarow);


          if(datarow["id"].toString()==0){
            api.addAnaArizaIstekTanim(json).then((value) {
              yenile();
            });
          }else{
            api.updateAnaArizaIstekTanim(json).then((value) {
              yenile();
            });
          }

        }, tittle: SabitText.anaarizaistektanim,
      );
    },
  );
}

import 'package:flutter/material.dart';

class YeniDuzenlePage extends StatefulWidget {
  final Map<String, dynamic> jsonData;
  final Function(Map<String, dynamic>) onSave;
  final String tittle;

  YeniDuzenlePage(
      {required this.tittle, required this.jsonData, required this.onSave});

  @override
  _YeniDuzenlePageState createState() => _YeniDuzenlePageState();
}

class _YeniDuzenlePageState extends State<YeniDuzenlePage> {
  final GlobalKey<FormState> _formKey = GlobalKey<FormState>();
  List<Widget> _inputWidgets = [];
  Map<String, dynamic> selectedDropdownValues =
      {}; // Store selected dropdown values

  @override
  void initState() {
    super.initState();
    _initializeInputWidgets();
  }

  void _initializeInputWidgets() {
    _inputWidgets = [];
    widget.jsonData.forEach((key, value) {
      if (value is List) {
        // Eğer alan bir liste ise DropdownButtonFormField oluştur
        List<Map<String, dynamic>> options = value.cast<Map<String, dynamic>>();
        String selectedValue =
            options.isNotEmpty ? options[0]["id"].toString() : "0";

        var selectedOption =
            options.where((element) => element["selected"] == 1).firstOrNull;
        if (selectedOption != null) {
          selectedValue = selectedOption["id"].toString();
        }

        selectedDropdownValues[key] =
            selectedValue; // Initialize with default value

        _inputWidgets.add(DropdownButtonFormField<String>(
          value: selectedDropdownValues[key], // Use selected value from the map
          onChanged: (newValue) {
            setState(() {
              selectedDropdownValues[key] = newValue!;
            });
          },
          items: options.map((option) {
            return DropdownMenuItem<String>(
              value: option["id"].toString(),
              child: Text(option["ad"]),
            );
          }).toList(),
          decoration: InputDecoration(
            labelText: key,
          ),
        ));
      } else {
        // Diğer alanlar için TextFormField oluştur

        TextEditingController controller =
            TextEditingController(text: value.toString());

        var inputWidget= TextFormField(
          controller: controller,
          decoration: InputDecoration(
            labelText: key,
          ),
        );

        if(key == "id"){
          inputWidget= TextFormField(
            controller: controller,
            enabled: false,
            decoration: InputDecoration(
              labelText: key,
            ),
          );
        }

        _inputWidgets.add(inputWidget);




      }
    });
  }

  @override
  void dispose() {
    super.dispose();
  }

  @override
  Widget build(BuildContext context) {
    return AlertDialog(
      title: Text(widget.tittle),
      content: Container(
        height: 500,
        width: 500,
        child: Form(
          key: _formKey,
          child: GridView.builder(
            gridDelegate: SliverGridDelegateWithFixedCrossAxisCount(
              crossAxisCount: 4, // Sütun sayısı burada belirlenir
            ),
            itemCount: _inputWidgets.length,
            itemBuilder: (context, index) {
              return Container(
                padding: EdgeInsets.only(left: 10),
                child: _inputWidgets[index],
              );
            },
          ),
        ),
      ),
      actions: <Widget>[
        TextButton(
          onPressed: () {
            Navigator.of(context).pop();
          },
          child: Text("İptal"),
        ),
        TextButton(
          onPressed: () {
            if (_formKey.currentState!.validate()) {
              Map<String, dynamic> newData = {};

              for (int index = 0; index < _inputWidgets.length; index++) {
                String key = widget.jsonData.keys.elementAt(index);
                Widget inputWidget = _inputWidgets[index];

                if (inputWidget is DropdownButtonFormField) {
                  // Eğer alan bir DropdownButtonFormField ise seçilen değeri al
                  newData[key] = int.parse(selectedDropdownValues[key] ?? "0");
                } else if (inputWidget is TextFormField) {
                  // Diğer alanlar için değerleri al
                  newData[key] = inputWidget.controller?.text;
                }
              }

              widget.onSave(newData);
              Navigator.of(context).pop();
            }
          },
          child: Text("Kaydet"),
        ),
      ],
    );
  }
}