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fluffychat/lib/pangea/activity_suggestions/activity_suggestion_carouse...

332 lines
12 KiB
Dart

import 'dart:typed_data';
import 'dart:ui';
import 'package:flutter/material.dart';
import 'package:cached_network_image/cached_network_image.dart';
import 'package:collection/collection.dart';
import 'package:flutter_gen/gen_l10n/l10n.dart';
import 'package:shimmer/shimmer.dart';
import 'package:fluffychat/config/themes.dart';
import 'package:fluffychat/pangea/activity_planner/activity_plan_model.dart';
import 'package:fluffychat/pangea/activity_planner/activity_plan_request.dart';
import 'package:fluffychat/pangea/activity_planner/activity_planner_builder.dart';
import 'package:fluffychat/pangea/activity_planner/media_enum.dart';
import 'package:fluffychat/pangea/activity_suggestions/activity_plan_search_repo.dart';
import 'package:fluffychat/pangea/activity_suggestions/activity_suggestion_card.dart';
import 'package:fluffychat/pangea/activity_suggestions/activity_suggestion_dialog.dart';
import 'package:fluffychat/pangea/learning_settings/constants/language_constants.dart';
import 'package:fluffychat/pangea/learning_settings/enums/language_level_type_enum.dart';
import 'package:fluffychat/widgets/matrix.dart';
class ActivitySuggestionCarousel extends StatefulWidget {
final Function(
ActivityPlanModel?,
Uint8List? avatar,
String? filename,
) onActivitySelected;
final ActivityPlanModel? selectedActivity;
final Uint8List? selectedActivityImage;
final bool enabled;
const ActivitySuggestionCarousel({
required this.onActivitySelected,
required this.selectedActivity,
required this.selectedActivityImage,
this.enabled = true,
super.key,
});
@override
ActivitySuggestionCarouselState createState() =>
ActivitySuggestionCarouselState();
}
class ActivitySuggestionCarouselState
extends State<ActivitySuggestionCarousel> {
bool _loading = true;
String? _error;
double get _cardWidth => _isColumnMode ? 250.0 : 175.0;
double get _cardHeight => _isColumnMode ? 360.0 : 275.0;
ActivityPlanModel? _currentActivity;
final List<ActivityPlanModel> _activityItems = [];
@override
void initState() {
super.initState();
_setActivityItems();
}
@override
void didUpdateWidget(covariant ActivitySuggestionCarousel oldWidget) {
super.didUpdateWidget(oldWidget);
if (widget.selectedActivity != oldWidget.selectedActivity &&
_currentIndex != null &&
widget.selectedActivity != null) {
final prevIndex = _currentIndex!;
setState(
() {
_activityItems[prevIndex] = widget.selectedActivity!;
_currentActivity = widget.selectedActivity;
},
);
}
}
Future<void> _setActivityItems() async {
try {
final ActivityPlanRequest request = ActivityPlanRequest(
topic: "",
mode: "",
objective: "",
media: MediaEnum.nan,
cefrLevel: LanguageLevelTypeEnum.a1,
languageOfInstructions: LanguageKeys.defaultLanguage,
targetLanguage:
MatrixState.pangeaController.languageController.userL2?.langCode ??
LanguageKeys.defaultLanguage,
numberOfParticipants: 3,
count: 5,
);
final resp = await ActivitySearchRepo.get(request);
_activityItems.addAll(resp.activityPlans);
} catch (e) {
_error = e.toString();
} finally {
_loading = false;
_currentActivity =
_activityItems.isNotEmpty ? _activityItems.first : null;
if (mounted) setState(() {});
}
}
bool get _isColumnMode => FluffyThemes.isColumnMode(context);
int? get _currentIndex {
if (_currentActivity == null) return null;
final index = _activityItems.indexOf(_currentActivity!);
return index == -1 ? null : index;
}
bool get _canMoveLeft =>
widget.enabled && _currentIndex != null && _currentIndex! > 0;
bool get _canMoveRight =>
widget.enabled &&
_currentIndex != null &&
_currentIndex! < _activityItems.length - 1;
void _moveLeft() {
if (!_canMoveLeft) return;
_setActivityByIndex(_currentIndex! - 1);
}
void _moveRight() {
if (!_canMoveRight) return;
_setActivityByIndex(_currentIndex! + 1);
}
void _setActivityByIndex(int index) {
if (index < 0 || index >= _activityItems.length) return;
setState(() {
_currentActivity = _activityItems[index];
});
}
void _close() {
widget.onActivitySelected(null, null, null);
}
void _onClickCard() {
if (widget.selectedActivity == _currentActivity) {
widget.onActivitySelected(
null,
null,
null,
);
return;
}
showDialog(
context: context,
builder: (context) {
return ActivityPlannerBuilder(
initialActivity: _currentActivity!,
builder: (controller) {
return ActivitySuggestionDialog(
controller: controller,
buttonText: L10n.of(context).selectActivity,
onLaunch: () => widget.onActivitySelected(
controller.updatedActivity,
controller.avatar,
controller.filename,
),
);
},
);
},
);
}
@override
Widget build(BuildContext context) {
final theme = Theme.of(context);
return AnimatedSize(
duration: FluffyThemes.animationDuration,
child: AnimatedOpacity(
duration: FluffyThemes.animationDuration,
opacity: widget.enabled ? 1.0 : 0.5,
child: Container(
decoration: BoxDecoration(
border: Border.all(color: theme.dividerColor),
borderRadius: BorderRadius.circular(24.0),
),
padding: const EdgeInsets.symmetric(
vertical: 16.0,
horizontal: 4.0,
),
child: Column(
spacing: 16.0,
children: [
Padding(
padding: const EdgeInsets.symmetric(horizontal: 12.0),
child: Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Text(
L10n.of(context).newChatActivityTitle,
style: theme.textTheme.titleLarge,
),
IconButton(
icon: const Icon(Icons.close),
onPressed: widget.enabled ? _close : null,
),
],
),
),
Padding(
padding: const EdgeInsets.symmetric(horizontal: 12.0),
child: Text(L10n.of(context).newChatActivityDesc),
),
Row(
spacing: _isColumnMode ? 16.0 : 4.0,
mainAxisAlignment: MainAxisAlignment.center,
children: [
MouseRegion(
cursor: _canMoveLeft
? SystemMouseCursors.click
: SystemMouseCursors.basic,
child: GestureDetector(
onTap: _canMoveLeft ? _moveLeft : null,
child: Icon(
Icons.chevron_left_outlined,
size: 32.0,
color: _canMoveLeft ? null : theme.disabledColor,
),
),
),
Container(
constraints: BoxConstraints(maxHeight: _cardHeight + 12.0),
child: _error != null ||
(_currentActivity == null && !_loading)
? const SizedBox.shrink()
: _loading
? Shimmer.fromColors(
baseColor:
theme.colorScheme.primary.withAlpha(50),
highlightColor:
theme.colorScheme.primary.withAlpha(150),
child: Container(
height: _cardHeight,
width: _cardWidth,
decoration: BoxDecoration(
color: theme.colorScheme.surfaceContainer,
borderRadius: BorderRadius.circular(24.0),
),
),
)
: ActivitySuggestionCard(
selected:
widget.selectedActivity == _currentActivity,
activity: _currentActivity!,
onPressed: widget.enabled ? _onClickCard : null,
width: _cardWidth,
height: _cardHeight,
image:
_currentActivity == widget.selectedActivity
? widget.selectedActivityImage
: null,
onChange: () {
if (mounted) setState(() {});
},
),
),
MouseRegion(
cursor: _canMoveRight
? SystemMouseCursors.click
: SystemMouseCursors.basic,
child: GestureDetector(
onTap: _canMoveRight ? _moveRight : null,
child: Icon(
Icons.chevron_right_outlined,
size: 32.0,
color: _canMoveRight ? null : theme.disabledColor,
),
),
),
],
),
Row(
mainAxisAlignment: MainAxisAlignment.center,
spacing: 16.0,
children: _activityItems.mapIndexed((i, activity) {
final selected = activity == _currentActivity;
return InkWell(
enableFeedback: widget.enabled,
borderRadius: BorderRadius.circular(12.0),
onTap: widget.enabled ? () => _setActivityByIndex(i) : null,
child: ImageFiltered(
imageFilter: ImageFilter.blur(
sigmaX: selected ? 0.0 : 0.5,
sigmaY: selected ? 0.0 : 0.5,
),
child: Opacity(
opacity: selected ? 1.0 : 0.5,
child: ClipOval(
child: SizedBox.fromSize(
size: const Size.fromRadius(12.0),
child: activity.imageURL != null
? CachedNetworkImage(
imageUrl: activity.imageURL!,
errorWidget: (context, url, error) =>
const SizedBox(),
progressIndicatorBuilder:
(context, url, progress) {
return CircularProgressIndicator(
value: progress.progress,
);
},
)
: CircleAvatar(
backgroundColor:
theme.colorScheme.secondary,
radius: 12.0,
),
),
),
),
),
);
}).toList(),
),
],
),
),
),
);
}
}