Sender Invitation

frontend/pweb/lib/pages/invitations/page.dart

@@ -0,0 +1,129 @@
+import 'package:flutter/material.dart';
+
+import 'package:collection/collection.dart';
+import 'package:provider/provider.dart';
+
+import 'package:pshared/models/resources.dart';
+import 'package:pshared/provider/account.dart';
+import 'package:pshared/provider/invitations.dart';
+import 'package:pshared/provider/permissions.dart';
+
+import 'package:pweb/pages/invitations/widgets/header.dart';
+import 'package:pweb/pages/invitations/widgets/form/form.dart';
+import 'package:pweb/pages/invitations/widgets/list/list.dart';
+import 'package:pweb/pages/loader.dart';
+import 'package:pweb/widgets/error/snackbar.dart';
+
+import 'package:pweb/generated/i18n/app_localizations.dart';
+
+
+class InvitationsPage extends StatefulWidget {
+  const InvitationsPage({super.key});
+
+  @override
+  State<InvitationsPage> createState() => _InvitationsPageState();
+}
+
+class _InvitationsPageState extends State<InvitationsPage> {
+  final GlobalKey<FormState> _formKey = GlobalKey<FormState>();
+  final TextEditingController _emailController = TextEditingController();
+  final TextEditingController _nameController = TextEditingController();
+  final TextEditingController _messageController = TextEditingController();
+
+  String? _selectedRoleRef;
+  int _expiryDays = 7;
+
+  @override
+  void didChangeDependencies() {
+    super.didChangeDependencies();
+    _bootstrapRoleSelection();
+  }
+
+  void _bootstrapRoleSelection() {
+    final roles = context.read<PermissionsProvider>().roleDescriptions;
+    if (_selectedRoleRef == null && roles.isNotEmpty) {
+      _selectedRoleRef = roles.first.storable.id;
+    }
+  }
+
+  @override
+  void dispose() {
+    _emailController.dispose();
+    _nameController.dispose();
+    _messageController.dispose();
+    super.dispose();
+  }
+
+  Future<void> _sendInvitation() async {
+    final form = _formKey.currentState;
+    if (form == null || !form.validate()) return;
+
+    final account = context.read<AccountProvider>().account;
+    if (account == null) return;
+    final permissions = context.read<PermissionsProvider>();
+    final roleRef = _selectedRoleRef ?? permissions.roleDescriptions.firstOrNull?.storable.id;
+    if (roleRef == null) return;
+
+    final invitations = context.read<InvitationsProvider>();
+    final loc = AppLocalizations.of(context)!;
+
+    await executeActionWithNotification(
+      context: context,
+      action: () => invitations.sendInvitation(
+        email: _emailController.text.trim(),
+        name: _nameController.text.trim(),
+        comment: _messageController.text.trim(),
+        roleRef: roleRef,
+        inviterRef: account.id,
+        expiresAt: DateTime.now().toUtc().add(Duration(days: _expiryDays)),
+      ),
+      successMessage: loc.invitationCreatedSuccess,
+      errorMessage: loc.errorCreatingInvitation,
+    );
+
+    _emailController.clear();
+    _nameController.clear();
+    _messageController.clear();
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    final loc = AppLocalizations.of(context)!;
+    final permissions = context.watch<PermissionsProvider>();
+
+    if (!permissions.canRead(ResourceType.invitations)) {
+      return PageViewLoader(
+        child: Center(child: Text(loc.errorAccessDenied)),
+      );
+    }
+
+    return PageViewLoader(
+      child: SafeArea(
+        child: SingleChildScrollView(
+          padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 16),
+          child: Column(
+            crossAxisAlignment: CrossAxisAlignment.start,
+            children: [
+              InvitationsHeader(loc: loc),
+              const SizedBox(height: 16),
+              InvitationsForm(
+                formKey: _formKey,
+                emailController: _emailController,
+                nameController: _nameController,
+                messageController: _messageController,
+                expiryDays: _expiryDays,
+                onExpiryChanged: (value) => setState(() => _expiryDays = value),
+                selectedRoleRef: _selectedRoleRef,
+                onRoleChanged: (role) => setState(() => _selectedRoleRef = role),
+                canCreate: permissions.canCreate(ResourceType.invitations),
+                onSubmit: _sendInvitation,
+              ),
+              const SizedBox(height: 24),
+              const InvitationsList(),
+            ],
+          ),
+        ),
+      ),
+    );
+  }
+}