import 'package:flutter/material.dart';
import 'package:fmassive/gym_set.dart';

class EditGymSetPage extends StatefulWidget {
  final GymSet gymSet;

  const EditGymSetPage({required this.gymSet, super.key});

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

class _EditGymSetPageState extends State<EditGymSetPage> {
  final TextEditingController _nameController = TextEditingController();
  final TextEditingController _repsController = TextEditingController();
  final TextEditingController _weightController = TextEditingController();

  late GymSet _editedGymSet;
  late GymSetDatabaseHelper _db;

  @override
  void initState() {
    super.initState();
    _db = GymSetDatabaseHelper.instance;
    _editedGymSet = GymSet(
        id: widget.gymSet.id,
        name: widget.gymSet.name,
        reps: widget.gymSet.reps,
        weight: widget.gymSet.weight,
        created: DateTime.now());
    _nameController.text = _editedGymSet.name;
    _repsController.text = _editedGymSet.reps.toString();
    _weightController.text = _editedGymSet.weight.toString();
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(title: const Text('Edit Gym Set'), actions: [
        IconButton(
            onPressed: () async {
              await _db.delete(_editedGymSet);
              if (!mounted) return;
              Navigator.pop(context, _editedGymSet);
            },
            icon: const Icon(Icons.delete))
      ]),
      body: Padding(
        padding: const EdgeInsets.all(16.0),
        child: Column(
          crossAxisAlignment: CrossAxisAlignment.start,
          children: [
            TextFormField(
              controller: _nameController,
              decoration: const InputDecoration(labelText: 'Name'),
              onChanged: (value) {
                setState(() {
                  _editedGymSet.name = value;
                });
              },
            ),
            TextFormField(
              controller: _repsController,
              decoration: const InputDecoration(labelText: 'Reps'),
              keyboardType: TextInputType.number,
              onChanged: (value) {
                setState(() {
                  _editedGymSet.reps = int.tryParse(value) ?? 0;
                });
              },
            ),
            TextFormField(
              controller: _weightController,
              decoration: const InputDecoration(labelText: 'Weight (kg)'),
              keyboardType: TextInputType.number,
              onChanged: (value) {
                setState(() {
                  _editedGymSet.weight = int.tryParse(value) ?? 0;
                });
              },
            ),
          ],
        ),
      ),
      floatingActionButton: FloatingActionButton(
        onPressed: () async {
          print('edited gym set id: ${_editedGymSet.id}');
          if (_editedGymSet.id != null)
            await _db.update(_editedGymSet);
          else
            await _db.insert(_editedGymSet);
          if (!mounted) return;
          Navigator.pop(context, _editedGymSet);
        },
        child: const Icon(Icons.check),
      ),
    );
  }
}