Files
App/lib/widgets/sites/page_form.dart
2025-12-12 00:11:52 +08:00

626 lines
24 KiB
Dart

import 'package:flutter/material.dart';
import 'package:flutter_hooks/flutter_hooks.dart';
import 'package:gap/gap.dart';
import 'package:hooks_riverpod/hooks_riverpod.dart';
import 'package:island/models/publication_site.dart';
import 'package:island/pods/site_pages.dart';
import 'package:island/widgets/alert.dart';
import 'package:island/widgets/content/sheet.dart';
import 'package:material_symbols_icons/symbols.dart';
import 'package:styled_widget/styled_widget.dart';
class PageForm extends HookConsumerWidget {
final SnPublicationSite site;
final String pubName;
final SnPublicationPage? page; // null for create, non-null for edit
const PageForm({
super.key,
required this.site,
required this.pubName,
this.page,
});
int _getPageType(SnPublicationPage? page) {
if (page == null) return 0; // Default to HTML
// Check config structure to determine type
if (page.config?.containsKey('filter') == true ||
page.config?.containsKey('layout') == true) {
return 2; // Post Page
}
return page.config?.containsKey('target') == true ? 1 : 0;
}
@override
Widget build(BuildContext context, WidgetRef ref) {
final formKey = useMemoized(() => GlobalKey<FormState>());
final pathController = useTextEditingController(text: page?.path ?? '/');
// Determine initial type and create appropriate controllers
final initialType = _getPageType(page);
final pageType = useState(initialType);
final htmlController = useTextEditingController(
text: pageType.value == 0
? (page?.config?['html'] ?? page?.config?['content'] ?? '')
: '',
);
final titleController = useTextEditingController(
text: pageType.value == 0 ? (page?.config?['title'] ?? '') : '',
);
final targetController = useTextEditingController(
text: pageType.value == 1 ? (page?.config?['target'] ?? '') : '',
);
// Post Page Controllers
final filterPubNameController = useTextEditingController(
text: pageType.value == 2
? (page?.config?['filter']?['pub_name'] ?? '')
: '',
);
final filterOrderByController = useTextEditingController(
text: pageType.value == 2
? (page?.config?['filter']?['order_by'] ?? '')
: '',
);
final filterOrderDesc = useState(
pageType.value == 2
? (page?.config?['filter']?['order_desc'] ?? true)
: true,
);
final filterTypes = useState<List<int>>(
(page?.config?['filter']?['types'] as List?)?.cast<int>() ?? [0],
);
final layoutTitleController = useTextEditingController(
text: pageType.value == 2
? (page?.config?['layout']?['title'] ?? '')
: '',
);
final layoutDescriptionController = useTextEditingController(
text: pageType.value == 2
? (page?.config?['layout']?['description'] ?? '')
: '',
);
final layoutShowPub = useState(
pageType.value == 2
? (page?.config?['layout']?['show_pub'] ?? true)
: true,
);
final isLoading = useState(false);
// Update controllers when page type changes
useEffect(() {
pageType.addListener(() {
if (pageType.value == 0) {
// HTML mode
htmlController.text =
page?.config?['html'] ?? page?.config?['content'] ?? '';
titleController.text = page?.config?['title'] ?? '';
targetController.clear();
filterPubNameController.clear();
filterOrderByController.clear();
layoutTitleController.clear();
layoutDescriptionController.clear();
} else if (pageType.value == 1) {
// Redirect mode
htmlController.clear();
titleController.clear();
targetController.text = page?.config?['target'] ?? '';
filterPubNameController.clear();
filterOrderByController.clear();
layoutTitleController.clear();
layoutDescriptionController.clear();
} else if (pageType.value == 2) {
// Post Page mode
htmlController.clear();
titleController.clear();
targetController.clear();
filterPubNameController.text =
page?.config?['filter']?['pub_name'] ?? '';
filterOrderByController.text =
page?.config?['filter']?['order_by'] ?? '';
filterOrderDesc.value =
page?.config?['filter']?['order_desc'] ?? true;
filterTypes.value =
(page?.config?['filter']?['types'] as List?)?.cast<int>() ?? [0];
layoutTitleController.text = page?.config?['layout']?['title'] ?? '';
layoutDescriptionController.text =
page?.config?['layout']?['description'] ?? '';
layoutShowPub.value = page?.config?['layout']?['show_pub'] ?? true;
}
});
return null;
}, [pageType]);
// Initialize form fields when page data is loaded
useEffect(() {
if (page?.path != null && pathController.text == '/') {
pathController.text = page!.path!;
if (pageType.value == 0) {
htmlController.text =
page!.config?['html'] ?? page!.config?['content'] ?? '';
titleController.text = page!.config?['title'] ?? '';
} else if (pageType.value == 1) {
targetController.text = page!.config?['target'] ?? '';
} else if (pageType.value == 2) {
filterPubNameController.text =
page!.config?['filter']?['pub_name'] ?? '';
filterOrderByController.text =
page!.config?['filter']?['order_by'] ?? '';
filterOrderDesc.value =
page!.config?['filter']?['order_desc'] ?? true;
filterTypes.value =
(page!.config?['filter']?['types'] as List?)?.cast<int>() ?? [0];
layoutTitleController.text = page!.config?['layout']?['title'] ?? '';
layoutDescriptionController.text =
page!.config?['layout']?['description'] ?? '';
layoutShowPub.value = page!.config?['layout']?['show_pub'] ?? true;
}
}
return null;
}, [page]);
final savePage = useCallback(
() async {
if (!formKey.currentState!.validate()) return;
isLoading.value = true;
try {
final pagesNotifier = ref.read(
sitePagesNotifierProvider((
pubName: pubName,
siteSlug: site.slug,
)).notifier,
);
late final Map<String, dynamic> pageData;
if (pageType.value == 0) {
// HTML page
pageData = {
'type': 0,
'path': pathController.text,
'config': {
'title': titleController.text,
'html': htmlController.text,
},
};
} else if (pageType.value == 1) {
// Redirect page
pageData = {
'type': 1,
'path': pathController.text,
'config': {'target': targetController.text},
};
} else {
// Post Page
pageData = {
'type': 2,
'path': pathController.text,
'config': {
'filter': {
if (filterPubNameController.text.isNotEmpty)
'pub_name': filterPubNameController.text,
if (filterOrderByController.text.isNotEmpty)
'order_by': filterOrderByController.text,
'order_desc': filterOrderDesc.value,
'types': filterTypes.value,
},
'layout': {
if (layoutTitleController.text.isNotEmpty)
'title': layoutTitleController.text,
if (layoutDescriptionController.text.isNotEmpty)
'description': layoutDescriptionController.text,
'show_pub': layoutShowPub.value,
},
},
};
}
if (page == null) {
// Create new page
await pagesNotifier.createPage(pageData);
} else {
// Update existing page
await pagesNotifier.updatePage(page!.id, pageData);
}
if (context.mounted) {
showSnackBar(
page == null
? 'Page created successfully'
: 'Page updated successfully',
);
Navigator.pop(context);
}
} catch (e) {
showErrorAlert(e);
} finally {
isLoading.value = false;
}
},
[
pageType,
pubName,
site.slug,
page,
filterOrderDesc.value,
filterTypes.value,
layoutShowPub.value,
],
);
final deletePage = useCallback(() async {
if (page == null) return; // Shouldn't happen for editing
final confirmed = await showDialog<bool>(
context: context,
builder: (context) => AlertDialog(
title: const Text('Delete Page'),
content: const Text('Are you sure you want to delete this page?'),
actions: [
TextButton(
onPressed: () => Navigator.of(context).pop(false),
child: const Text('Cancel'),
),
TextButton(
onPressed: () => Navigator.of(context).pop(true),
child: const Text('Delete'),
),
],
),
);
if (confirmed != true) return;
isLoading.value = true;
try {
final pagesNotifier = ref.read(
sitePagesNotifierProvider((
pubName: pubName,
siteSlug: site.slug,
)).notifier,
);
await pagesNotifier.deletePage(page!.id);
if (context.mounted) {
showSnackBar('Page deleted successfully');
Navigator.pop(context);
}
} catch (e) {
showErrorAlert(e);
} finally {
isLoading.value = false;
}
}, [pubName, site.slug, page, context]);
return SheetScaffold(
titleText: page == null ? 'Create Page' : 'Edit Page',
child: SingleChildScrollView(
child: Column(
children: [
Form(
key: formKey,
child: Column(
children: [
// Page type selector
DropdownButtonFormField<int>(
value: pageType.value,
decoration: const InputDecoration(
labelText: 'Page Type',
border: OutlineInputBorder(
borderRadius: BorderRadius.all(Radius.circular(12)),
),
),
items: const [
DropdownMenuItem(
value: 0,
child: Row(
children: [
Icon(Symbols.code, size: 20),
Gap(8),
Text('HTML Page'),
],
),
),
DropdownMenuItem(
value: 1,
child: Row(
children: [
Icon(Symbols.link, size: 20),
Gap(8),
Text('Redirect Page'),
],
),
),
DropdownMenuItem(
value: 2,
child: Row(
children: [
Icon(Symbols.article, size: 20),
Gap(8),
Text('Post Page'),
],
),
),
],
onChanged: (value) {
if (value != null) {
pageType.value = value;
}
},
validator: (value) {
if (value == null) {
return 'Please select a page type';
}
return null;
},
).padding(all: 20),
// Common "Path" field for all types
TextFormField(
controller: pathController,
decoration: const InputDecoration(
labelText: 'Page Path',
hintText: '/about, /posts, etc.',
border: OutlineInputBorder(
borderRadius: BorderRadius.all(Radius.circular(12)),
),
),
validator: (value) {
if (value == null || value.isEmpty) {
return 'Please enter a page path';
}
if (!RegExp(r'^[a-zA-Z0-9\-/_]+$').hasMatch(value)) {
return 'Page path can only contain letters, numbers, hyphens, underscores, and slashes';
}
if (!value.startsWith('/')) {
return 'Page path must start with /';
}
if (value.contains('//')) {
return 'Page path cannot have consecutive slashes';
}
return null;
},
onTapOutside: (_) =>
FocusManager.instance.primaryFocus?.unfocus(),
).padding(horizontal: 20),
const SizedBox(height: 16),
// Conditional form fields based on page type
if (pageType.value == 0) ...[
// HTML Page fields
TextFormField(
controller: titleController,
decoration: const InputDecoration(
labelText: 'Page Title',
hintText: 'About Us, Contact, etc.',
border: OutlineInputBorder(
borderRadius: BorderRadius.all(Radius.circular(12)),
),
),
validator: (value) {
if (value == null || value.isEmpty) {
return 'Please enter a page title';
}
return null;
},
onTapOutside: (_) =>
FocusManager.instance.primaryFocus?.unfocus(),
).padding(horizontal: 20),
const SizedBox(height: 16),
TextFormField(
controller: htmlController,
decoration: const InputDecoration(
labelText: 'Page Content (HTML)',
hintText:
'<h1>Hello World</h1><p>This is my page content...</p>',
border: OutlineInputBorder(
borderRadius: BorderRadius.all(Radius.circular(12)),
),
alignLabelWithHint: true,
),
maxLines: 10,
onTapOutside: (_) =>
FocusManager.instance.primaryFocus?.unfocus(),
validator: (value) {
if (value == null || value.isEmpty) {
return 'Please enter HTML content for the page';
}
return null;
},
).padding(horizontal: 20),
] else if (pageType.value == 1) ...[
// Redirect Page fields
TextFormField(
controller: targetController,
decoration: const InputDecoration(
labelText: 'Redirect Target',
hintText: '/new-page, https://example.com, etc.',
border: OutlineInputBorder(
borderRadius: BorderRadius.all(Radius.circular(12)),
),
),
validator: (value) {
if (value == null || value.isEmpty) {
return 'Please enter a redirect target';
}
if (!value.startsWith('/') &&
// ignore: use_string_starts_with_pattern
!value.startsWith('http://') &&
// ignore: use_string_starts_with_pattern
!value.startsWith('https://')) {
return 'Target must be a relative path (/) or absolute URL (http/https)';
}
return null;
},
onTapOutside: (_) =>
FocusManager.instance.primaryFocus?.unfocus(),
).padding(horizontal: 20),
] else if (pageType.value == 2) ...[
// Post Page fields
const Text(
'Filter Settings',
style: TextStyle(
fontSize: 16,
fontWeight: FontWeight.bold,
),
).alignment(Alignment.centerLeft).padding(horizontal: 24),
const Gap(8),
TextFormField(
controller: filterPubNameController,
decoration: const InputDecoration(
labelText: 'Publication Name (Optional)',
hintText: 'Filter by publication name',
border: OutlineInputBorder(
borderRadius: BorderRadius.all(Radius.circular(12)),
),
),
onTapOutside: (_) =>
FocusManager.instance.primaryFocus?.unfocus(),
).padding(horizontal: 20),
const Gap(16),
TextFormField(
controller: filterOrderByController,
decoration: const InputDecoration(
labelText: 'Order By (Optional)',
hintText: 'e.g. published_at',
border: OutlineInputBorder(
borderRadius: BorderRadius.all(Radius.circular(12)),
),
),
onTapOutside: (_) =>
FocusManager.instance.primaryFocus?.unfocus(),
).padding(horizontal: 20),
const Gap(8),
SwitchListTile(
value: filterOrderDesc.value,
onChanged: (value) => filterOrderDesc.value = value,
title: const Text('Order Descending'),
contentPadding: const EdgeInsets.symmetric(
horizontal: 20,
),
),
const Gap(8),
const Text(
'Content Types',
style: TextStyle(
fontSize: 14,
fontWeight: FontWeight.bold,
),
).alignment(Alignment.centerLeft).padding(horizontal: 24),
const Gap(4),
Wrap(
spacing: 8,
runSpacing: 8,
alignment: WrapAlignment.start,
runAlignment: WrapAlignment.start,
children: [
FilterChip(
label: const Text('Regular Post'),
selected: filterTypes.value.contains(0),
onSelected: (selected) {
final types = [...filterTypes.value];
if (selected) {
types.add(0);
} else {
types.remove(0);
}
filterTypes.value = types;
},
),
FilterChip(
label: const Text('Article'),
selected: filterTypes.value.contains(1),
onSelected: (selected) {
final types = [...filterTypes.value];
if (selected) {
types.add(1);
} else {
types.remove(1);
}
filterTypes.value = types;
},
),
],
).padding(horizontal: 20),
const Gap(24),
const Text(
'Layout Settings',
style: TextStyle(
fontSize: 16,
fontWeight: FontWeight.bold,
),
).alignment(Alignment.centerLeft).padding(horizontal: 24),
const Gap(8),
TextFormField(
controller: layoutTitleController,
decoration: const InputDecoration(
labelText: 'Title (Optional)',
hintText: 'Page Title',
border: OutlineInputBorder(
borderRadius: BorderRadius.all(Radius.circular(12)),
),
),
onTapOutside: (_) =>
FocusManager.instance.primaryFocus?.unfocus(),
).padding(horizontal: 20),
const Gap(16),
TextFormField(
controller: layoutDescriptionController,
decoration: const InputDecoration(
labelText: 'Description (Optional)',
hintText: 'Page Description',
border: OutlineInputBorder(
borderRadius: BorderRadius.all(Radius.circular(12)),
),
),
onTapOutside: (_) =>
FocusManager.instance.primaryFocus?.unfocus(),
).padding(horizontal: 20),
const Gap(8),
SwitchListTile(
value: layoutShowPub.value,
onChanged: (value) => layoutShowPub.value = value,
title: const Text('Show Publication Info'),
contentPadding: const EdgeInsets.symmetric(
horizontal: 20,
),
),
],
Row(
children: [
if (page != null) ...[
TextButton.icon(
onPressed: deletePage,
icon: const Icon(Symbols.delete_forever),
label: const Text('Delete Page'),
style: TextButton.styleFrom(
foregroundColor: Colors.red,
),
).alignment(Alignment.centerRight),
const Spacer(),
] else
const Spacer(),
TextButton.icon(
onPressed: savePage,
icon: const Icon(Symbols.save),
label: const Text('Save Page'),
),
],
).padding(horizontal: 20, vertical: 16),
],
),
),
],
),
),
);
}
}