import 'package:flutter/material.dart';
import '../../../core/theme/colors.dart';
import '../../../data/models/user_profile.dart';
// L'import des routes n'est plus nécessaire ici pour la navigation, mais on le garde pour la propreté.
import 'package:social_content_creator/routes/app_routes.dart';


final class ProfileSetupScreen extends StatefulWidget {
  const ProfileSetupScreen({super.key});

  @override
  State<ProfileSetupScreen> createState() => _ProfileSetupScreenState();
}

class _ProfileSetupScreenState extends State<ProfileSetupScreen> {
  final List<UserProfile> _profiles = [];

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

  void _addProfile() {
    setState(() {
      _profiles.add(
        const UserProfile(
          profession: '',
          tone: MessageTone.normal,
          textStyle: TextStyleEnum.classic,
        ),
      );
    });
  }

  void _updateProfile(int index, UserProfile profile) {
    setState(() => _profiles[index] = profile);
  }

  void _removeProfile(int index) {
    if (_profiles.length > 1) {
      setState(() => _profiles.removeAt(index));
    }
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(title: const Text('Créer votre profil')),
      body: SafeArea(
        child: Column(
          children: [
            Expanded(
              child: SingleChildScrollView(
                padding: const EdgeInsets.all(20),
                child: Column(
                  crossAxisAlignment: CrossAxisAlignment.start,
                  children: [
                    Text(
                      'Configurez vos profils',
                      style: Theme.of(context).textTheme.headlineSmall,
                    ),
                    const SizedBox(height: 24),
                    ..._profiles.asMap().entries.map((e) {
                      final (index, profile) = (e.key, e.value);
                      return _ProfileCard(
                        profile: profile,
                        onUpdate: (p) => _updateProfile(index, p),
                        onRemove: _profiles.length > 1
                            ? () => _removeProfile(index)
                            : null,
                        index: index,
                      );
                    }),
                    if (_profiles.length < 5) ...[
                      const SizedBox(height: 16),
                      OutlinedButton.icon(
                        onPressed: _addProfile,
                        icon: const Icon(Icons.add),
                        label: const Text('Ajouter un profil'),
                      ),
                    ],
                  ],
                ),
              ),
            ),
            Container(
              padding: const EdgeInsets.all(20),
              child: SizedBox(
                width: double.infinity,
                child: FilledButton(
                  onPressed: _profiles.any((p) => p.profession.isNotEmpty)
                      ? () {
                    // --- CORRECTION ---
                    // 1. Logique pour sauvegarder les profils (à ajouter si nécessaire)
                    //
                    // 2. On ferme simplement l'écran de configuration pour revenir
                    //    à l'écran qui l'a appelé (HomeScreen).
                    Navigator.pop(context);
                  }
                      : null,
                  child: const Text('Enregistrer et Terminer'),
                ),
              ),
            ),
          ],
        ),
      ),
    );
  }
}

// ... Le widget _ProfileCard reste inchangé ...
class _ProfileCard extends StatefulWidget {
  final UserProfile profile;
  final Function(UserProfile) onUpdate;
  final VoidCallback? onRemove;
  final int index;

  const _ProfileCard({
    required this.profile,
    required this.onUpdate,
    this.onRemove,
    required this.index,
  });

  @override
  State<_ProfileCard> createState() => _ProfileCardState();
}

class _ProfileCardState extends State<_ProfileCard> {
  late final TextEditingController _controller;

  @override
  void initState() {
    super.initState();
    _controller = TextEditingController(text: widget.profile.profession);
  }

  @override
  void didUpdateWidget(_ProfileCard oldWidget) {
    super.didUpdateWidget(oldWidget);
    if (widget.profile.profession != _controller.text) {
      _controller.text = widget.profile.profession;
    }
  }

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

  @override
  Widget build(BuildContext context) {
    return Card(
      margin: const EdgeInsets.only(bottom: 16),
      child: Padding(
        padding: const EdgeInsets.all(16),
        child: Column(
          crossAxisAlignment: CrossAxisAlignment.start,
          children: [
            Row(
              mainAxisAlignment: MainAxisAlignment.spaceBetween,
              children: [
                Text('Profil ${widget.index + 1}'),
                if (widget.onRemove != null)
                  IconButton(icon: const Icon(Icons.close), onPressed: widget.onRemove),
              ],
            ),
            const SizedBox(height: 16),
            TextField(
              controller: _controller,
              decoration: const InputDecoration(labelText: 'Métier'),
              onChanged: (v) => widget.onUpdate(widget.profile.copyWith(profession: v)),
            ),
            const SizedBox(height: 16),
            Text('Ton:', style: Theme.of(context).textTheme.bodySmall),
            Wrap(
              spacing: 8,
              children: MessageTone.values.map((t) {
                return FilterChip(
                  label: Text(t.displayName),
                  selected: widget.profile.tone == t,
                  onSelected: (_) => widget.onUpdate(widget.profile.copyWith(tone: t)),
                );
              }).toList(),
            ),
            const SizedBox(height: 16),
            Text('Style:', style: Theme.of(context).textTheme.bodySmall),
            Wrap(
              spacing: 8,
              children: TextStyleEnum.values.map((s) {
                return FilterChip(
                  label: Text(s.displayName),
                  selected: widget.profile.textStyle == s,
                  onSelected: (_) => widget.onUpdate(widget.profile.copyWith(textStyle: s)),
                );
              }).toList(),
            ),
          ],
        ),
      ),
    );
  }
}