import 'package:flutter/material.dart';
import '../api/models.dart';

class PromptEditor extends StatefulWidget {
  final Prompt prompt;
  final ValueChanged<Prompt> onChanged;
  final VoidCallback? onDelete;
  final bool showDelete;

  const PromptEditor({
    super.key,
    required this.prompt,
    required this.onChanged,
    this.onDelete,
    this.showDelete = true,
  });

  @override
  State<PromptEditor> createState() => _PromptEditorState();
}

class _PromptEditorState extends State<PromptEditor> {
  late TextEditingController textController;
  late TextEditingController titleController;
  int order = 0;

  @override
  void initState() {
    super.initState();
    textController = TextEditingController(text: widget.prompt.text);
    titleController = TextEditingController(text: widget.prompt.title);
    order = widget.prompt.order;
  }

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

  void _notifyChanged() {
    widget.onChanged(
      widget.prompt.copyWith(
        text: textController.text,
        title: titleController.text,
        order: order,
      ),
    );
  }

  @override
  Widget build(BuildContext context) {
    return Card(
      margin: const EdgeInsets.only(bottom: 12),
      child: Padding(
        padding: const EdgeInsets.all(16),
        child: Column(
          crossAxisAlignment: CrossAxisAlignment.start,
          children: [
            Row(
              children: [
                Chip(label: Text('Step ${order + 1}')),
                const Spacer(),
                if (widget.showDelete && widget.onDelete != null)
                  IconButton(
                    icon: const Icon(Icons.close, size: 20),
                    onPressed: widget.onDelete,
                    tooltip: 'Remove prompt',
                  ),
              ],
            ),
            TextField(
              controller: titleController,
              decoration: const InputDecoration(
                labelText: 'Title',
                border: OutlineInputBorder(),
                isDense: true,
              ),
              onChanged: (_) => _notifyChanged(),
            ),
            const SizedBox(height: 8),
            TextField(
              controller: textController,
              decoration: const InputDecoration(
                labelText: 'Prompt Text',
                border: OutlineInputBorder(),
              ),
              maxLines: 4,
              onChanged: (_) => _notifyChanged(),
            ),
          ],
        ),
      ),
    );
  }
}