Atualização geral de optimazação e desing

lib/screens/settings_screen.dart

@@ -0,0 +1,212 @@
+import 'package:flutter/material.dart';
+
+import '../main.dart' show supabase;
+import '../widgets/app_dialogs.dart';
+import 'terms_screen.dart';
+
+const Color _teal = Color(0xFF2F9E94);
+const Color _accentPink = Color(0xFFFF55A7);
+
+/// Conteúdo da aba de Configurações, para ser embutido na bottom navigation
+/// do LoggedHomeScreen (sem Scaffold/AppBar próprios).
+class SettingsBody extends StatefulWidget {
+  const SettingsBody({super.key});
+
+  @override
+  State<SettingsBody> createState() => _SettingsBodyState();
+}
+
+class _SettingsBodyState extends State<SettingsBody> {
+  bool _deletingAccount = false;
+
+  Future<void> _signOut() async {
+    await supabase.auth.signOut();
+    if (!mounted) return;
+    Navigator.of(context).popUntil((route) => route.isFirst);
+  }
+
+  Future<void> _confirmDeleteAccountData() async {
+    final messenger = ScaffoldMessenger.of(context);
+    final confirmed = await showConfirmDialog(
+      context,
+      title: 'Apagar dados da conta',
+      message:
+          'Isso remove permanentemente seu perfil, crianças cadastradas e '
+          'fotos. Essa ação não pode ser desfeita. Deseja continuar?',
+      confirmLabel: 'Apagar',
+      confirmColor: _accentPink,
+    );
+
+    if (confirmed != true) return;
+
+    final uid = supabase.auth.currentUser?.id;
+    if (uid == null) return;
+
+    setState(() => _deletingAccount = true);
+    try {
+      await supabase.from('children').delete().eq('owner_id', uid);
+      await supabase.from('profiles').delete().eq('id', uid);
+      await supabase.auth.signOut();
+      if (!mounted) return;
+      Navigator.of(context).popUntil((route) => route.isFirst);
+    } catch (e) {
+      messenger.showSnackBar(SnackBar(content: Text('Erro ao apagar: $e')));
+    } finally {
+      if (mounted) setState(() => _deletingAccount = false);
+    }
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    final user = supabase.auth.currentUser;
+    final name = (user?.userMetadata?['name'] ?? '').toString().trim();
+    final email = (user?.email ?? '').trim();
+
+    return ListView(
+      padding: const EdgeInsets.all(16),
+      children: [
+        _SectionLabel('Conta'),
+        _SettingsCard(
+          children: [
+            _InfoTile(
+              icon: Icons.person_outline_rounded,
+              title: name.isEmpty ? 'Sem nome' : name,
+              subtitle: email,
+            ),
+            const Divider(height: 1),
+            _ActionTile(
+              icon: Icons.logout_rounded,
+              title: 'Sair',
+              onTap: _signOut,
+            ),
+          ],
+        ),
+        const SizedBox(height: 20),
+        _SectionLabel('Sobre'),
+        _SettingsCard(
+          children: [
+            _ActionTile(
+              icon: Icons.description_outlined,
+              title: 'Termos de Serviço',
+              onTap: () => Navigator.of(context).push(
+                MaterialPageRoute<void>(builder: (_) => const TermsScreen()),
+              ),
+            ),
+            const Divider(height: 1),
+            const _InfoTile(
+              icon: Icons.info_outline_rounded,
+              title: 'Versão do app',
+              subtitle: '1.0.0',
+            ),
+          ],
+        ),
+        const SizedBox(height: 20),
+        _SectionLabel('Zona de risco'),
+        _SettingsCard(
+          children: [
+            _ActionTile(
+              icon: Icons.delete_forever_rounded,
+              title: 'Apagar dados da conta',
+              titleColor: _accentPink,
+              loading: _deletingAccount,
+              onTap: _deletingAccount ? null : _confirmDeleteAccountData,
+            ),
+          ],
+        ),
+        const SizedBox(height: 12),
+      ],
+    );
+  }
+}
+
+class _SectionLabel extends StatelessWidget {
+  const _SectionLabel(this.text);
+
+  final String text;
+
+  @override
+  Widget build(BuildContext context) {
+    return Padding(
+      padding: const EdgeInsets.only(left: 4, bottom: 8),
+      child: Text(
+        text,
+        style: const TextStyle(
+          color: _teal,
+          fontWeight: FontWeight.w900,
+          fontSize: 14,
+        ),
+      ),
+    );
+  }
+}
+
+class _SettingsCard extends StatelessWidget {
+  const _SettingsCard({required this.children});
+
+  final List<Widget> children;
+
+  @override
+  Widget build(BuildContext context) {
+    return Material(
+      color: Colors.white,
+      borderRadius: BorderRadius.circular(18),
+      elevation: 6,
+      shadowColor: Colors.black.withValues(alpha: 0.12),
+      child: Column(children: children),
+    );
+  }
+}
+
+class _InfoTile extends StatelessWidget {
+  const _InfoTile({required this.icon, required this.title, this.subtitle});
+
+  final IconData icon;
+  final String title;
+  final String? subtitle;
+
+  @override
+  Widget build(BuildContext context) {
+    return ListTile(
+      leading: Icon(icon, color: _teal),
+      title: Text(title, style: const TextStyle(fontWeight: FontWeight.w800)),
+      subtitle: (subtitle == null || subtitle!.isEmpty)
+          ? null
+          : Text(subtitle!),
+    );
+  }
+}
+
+class _ActionTile extends StatelessWidget {
+  const _ActionTile({
+    required this.icon,
+    required this.title,
+    required this.onTap,
+    this.titleColor,
+    this.loading = false,
+  });
+
+  final IconData icon;
+  final String title;
+  final VoidCallback? onTap;
+  final Color? titleColor;
+  final bool loading;
+
+  @override
+  Widget build(BuildContext context) {
+    return ListTile(
+      leading: Icon(icon, color: titleColor ?? _teal),
+      title: Text(
+        title,
+        style: TextStyle(fontWeight: FontWeight.w800, color: titleColor),
+      ),
+      trailing: loading
+          ? const SizedBox(
+              width: 18,
+              height: 18,
+              child: CircularProgressIndicator(strokeWidth: 2),
+            )
+          : const Icon(Icons.chevron_right_rounded),
+      onTap: onTap,
+    );
+  }
+}