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fix: handle snapshot logic in the state rather than in the layout on the template overview screen

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Bart Ribbers 2024-07-18 14:34:51 +02:00 committed by Freek van de Ven
parent 226c90943a
commit 7b54809f6e
1 changed files with 75 additions and 43 deletions
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118
packages/flutter_availability/lib/src/ui/screens/template_overview.dart
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@ -41,6 +41,11 @@ class AvailabilityTemplateOverview extends HookWidget {
var dayTemplatesSnapshot = useStream(dayTemplateStream);
var weekTemplatesSnapshot = useStream(weekTemplateStream);
var dayTemplates =
dayTemplatesSnapshot.data ?? <AvailabilityTemplateModel>[];
var weekTemplates =
weekTemplatesSnapshot.data ?? <AvailabilityTemplateModel>[];
var title = Center(
child: Text(
translations.templateScreenTitle,
@ -54,13 +59,17 @@ class AvailabilityTemplateOverview extends HookWidget {
onEditTemplate: onEditTemplate,
onSelectTemplate: onSelectTemplate,
onAddTemplate: () => onAddTemplate(AvailabilityTemplateType.day),
templatesSnapshot: dayTemplatesSnapshot,
templates: dayTemplates,
isLoading:
dayTemplatesSnapshot.connectionState == ConnectionState.waiting,
);
var weekTemplateSection = _TemplateListSection(
sectionTitle: translations.weekTemplates,
createButtonText: translations.createWeekTemplate,
templatesSnapshot: weekTemplatesSnapshot,
templates: weekTemplates,
isLoading:
weekTemplatesSnapshot.connectionState == ConnectionState.waiting,
onEditTemplate: onEditTemplate,
onSelectTemplate: onSelectTemplate,
onAddTemplate: () => onAddTemplate(AvailabilityTemplateType.week),
@ -92,7 +101,8 @@ class _TemplateListSection extends StatelessWidget {
const _TemplateListSection({
required this.sectionTitle,
required this.createButtonText,
required this.templatesSnapshot,
required this.templates,
required this.isLoading,
required this.onEditTemplate,
required this.onAddTemplate,
required this.onSelectTemplate,
@ -101,7 +111,8 @@ class _TemplateListSection extends StatelessWidget {
final String sectionTitle;
final String createButtonText;
// transform the stream to a snapshot as low as possible to reduce rebuilds
final AsyncSnapshot<List<AvailabilityTemplateModel>> templatesSnapshot;
final List<AvailabilityTemplateModel> templates;
final bool isLoading;
final void Function(AvailabilityTemplateModel template) onEditTemplate;
final VoidCallback onAddTemplate;
final void Function(AvailabilityTemplateModel template)? onSelectTemplate;
@ -148,47 +159,14 @@ class _TemplateListSection extends StatelessWidget {
Text(sectionTitle, style: textTheme.titleMedium),
const SizedBox(height: 8),
const Divider(height: 1),
// TODO(Joey): Do not make this nullable, in the build make sure to
// have the expected value ready.
for (var template
in templatesSnapshot.data ?? <AvailabilityTemplateModel>[]) ...[
// TODO(Joey): Extract this as a widget
// TODO(Joey): Do not simply use gesture detectors, always think of
// semantics, interaction and other UX
GestureDetector(
onTap: () => onClickTemplate(template),
child: Container(
padding: const EdgeInsets.all(12),
margin: const EdgeInsets.only(top: 8),
decoration: BoxDecoration(
border: Border.all(color: theme.dividerColor, width: 1),
borderRadius: options.borderRadius,
),
child: Row(
children: [
Container(
decoration: BoxDecoration(
color: Color(template.color),
borderRadius: options.borderRadius,
),
height: 20,
width: 20,
),
const SizedBox(width: 8),
Text(template.name, style: textTheme.bodyLarge),
const Spacer(),
// TODO(Joey): Do not simply use gesture detectors, always
// think of semantics, interaction and other UX
GestureDetector(
onTap: () => onEditTemplate(template),
child: const Icon(Icons.edit),
),
],
),
),
for (var template in templates) ...[
_TemplateListSectionItem(
template: template,
onTemplateClicked: onClickTemplate,
onEditTemplate: onEditTemplate,
),
],
if (templatesSnapshot.connectionState == ConnectionState.waiting) ...[
if (isLoading) ...[
Center(child: options.loadingIndicatorBuilder(context)),
],
const SizedBox(height: 8),
@ -197,3 +175,57 @@ class _TemplateListSection extends StatelessWidget {
);
}
}
class _TemplateListSectionItem extends StatelessWidget {
const _TemplateListSectionItem({
required this.template,
required this.onTemplateClicked,
required this.onEditTemplate,
});
final AvailabilityTemplateModel template;
final void Function(AvailabilityTemplateModel template) onTemplateClicked;
final void Function(AvailabilityTemplateModel template) onEditTemplate;
@override
Widget build(BuildContext context) {
var theme = Theme.of(context);
var availabilityScope = AvailabilityScope.of(context);
var options = availabilityScope.options;
return InkWell(
onTap: () => onTemplateClicked(template),
child: Container(
padding: const EdgeInsets.all(12),
margin: const EdgeInsets.only(top: 8),
decoration: BoxDecoration(
border: Border.all(
color: theme.dividerColor,
width: 1,
),
borderRadius: options.borderRadius,
),
child: Row(
children: [
Container(
decoration: BoxDecoration(
color: Color(template.color),
borderRadius: options.borderRadius,
),
height: 20,
width: 20,
),
const SizedBox(width: 8),
Text(template.name, style: theme.textTheme.bodyLarge),
const Spacer(),
InkWell(
onTap: () => onEditTemplate(template),
child: const Icon(Icons.edit),
),
],
),
),
);
}
}