fluffychat/lib/pangea/course_settings/course_settings.dart
2025-08-25 15:43:17 -04:00

326 lines
13 KiB
Dart

import 'dart:math';
import 'package:flutter/material.dart';
import 'package:cached_network_image/cached_network_image.dart';
import 'package:collection/collection.dart';
import 'package:matrix/matrix.dart';
import 'package:fluffychat/config/themes.dart';
import 'package:fluffychat/l10n/l10n.dart';
import 'package:fluffychat/pangea/activity_planner/activity_planner_builder.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/common/widgets/error_indicator.dart';
import 'package:fluffychat/pangea/course_creation/course_info_chip_widget.dart';
import 'package:fluffychat/pangea/courses/course_plan_builder.dart';
import 'package:fluffychat/pangea/courses/course_plan_room_extension.dart';
import 'package:fluffychat/pangea/spaces/utils/load_participants_util.dart';
import 'package:fluffychat/widgets/avatar.dart';
class CourseSettings extends StatelessWidget {
final Room room;
final CoursePlanController controller;
const CourseSettings(
this.controller, {
super.key,
required this.room,
});
@override
Widget build(BuildContext context) {
if (controller.loading) {
return const Center(child: CircularProgressIndicator());
}
if (controller.error != null) {
return Center(
child: ErrorIndicator(message: L10n.of(context).failedToLoadCourseInfo),
);
}
if (controller.course == null) {
return Center(child: Text(L10n.of(context).noCourseFound));
}
final theme = Theme.of(context);
final isColumnMode = FluffyThemes.isColumnMode(context);
final double titleFontSize = isColumnMode ? 32.0 : 12.0;
final double descFontSize = isColumnMode ? 12.0 : 8.0;
final double iconSize = isColumnMode ? 16.0 : 12.0;
final course = controller.course!;
final currentTopicIndex = room.currentTopicIndex(
room.client.userID!,
course,
);
final topicsToUsers = room.topicsToUsers(course);
return Column(
spacing: isColumnMode ? 30.0 : 12.0,
mainAxisSize: MainAxisSize.min,
children: course.topics.mapIndexed((index, topic) {
final unlocked = index <= currentTopicIndex;
final usersInTopic = topicsToUsers[topic.uuid] ?? [];
return AbsorbPointer(
absorbing: !unlocked,
child: Opacity(
opacity: unlocked ? 1.0 : 0.5,
child: Column(
spacing: 12.0,
mainAxisSize: MainAxisSize.min,
children: [
LayoutBuilder(
builder: (context, constraints) {
return Row(
spacing: 8.0,
mainAxisAlignment: MainAxisAlignment.spaceBetween,
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Flexible(
child: Row(
spacing: 4.0,
mainAxisSize: MainAxisSize.min,
children: [
Stack(
children: [
ClipRRect(
borderRadius: BorderRadius.circular(80),
child: topic.imageUrl != null
? CachedNetworkImage(
width: 54.0,
height: 54.0,
fit: BoxFit.cover,
imageUrl: topic.imageUrl!,
placeholder: (context, url) {
return const Center(
child:
CircularProgressIndicator(),
);
},
errorWidget: (context, url, error) {
return Container(
width: 54.0,
height: 54.0,
decoration: BoxDecoration(
color: theme
.colorScheme.secondary,
),
);
},
)
: Container(
width: 54.0,
height: 54.0,
decoration: BoxDecoration(
color:
theme.colorScheme.secondary,
),
),
),
if (!unlocked)
const Positioned(
bottom: 0,
right: 0,
child: Icon(Icons.lock, size: 24.0),
),
],
),
Flexible(
child: Column(
mainAxisSize: MainAxisSize.min,
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
topic.title,
maxLines: 1,
overflow: TextOverflow.ellipsis,
style: TextStyle(
fontSize: titleFontSize,
),
),
CourseInfoChip(
icon: Icons.location_on,
text: topic.location,
fontSize: descFontSize,
iconSize: iconSize,
),
if (constraints.maxWidth < 700.0)
Padding(
padding:
const EdgeInsetsGeometry.symmetric(
vertical: 4.0,
),
child: TopicParticipantList(
room: room,
users: usersInTopic,
avatarSize:
isColumnMode ? 50.0 : 25.0,
overlap: isColumnMode ? 20.0 : 8.0,
),
),
],
),
),
],
),
),
if (constraints.maxWidth >= 700.0)
TopicParticipantList(
room: room,
users: usersInTopic,
avatarSize: isColumnMode ? 50.0 : 25.0,
overlap: isColumnMode ? 20.0 : 8.0,
),
],
);
},
),
if (unlocked)
SizedBox(
height: 210.0,
child: ListView.builder(
scrollDirection: Axis.horizontal,
itemCount: topic.activities.length,
itemBuilder: (context, index) {
final activity = topic.activities[index];
return Padding(
padding: const EdgeInsets.only(right: 24.0),
child: ActivityPlannerBuilder(
initialActivity: activity,
room: room,
builder: (activityController) {
return ActivitySuggestionCard(
controller: activityController,
onPressed: () {
showDialog(
context: context,
builder: (context) {
return ActivitySuggestionDialog(
controller: activityController,
buttonText:
L10n.of(context).launchToSpace,
);
},
);
},
width: 120.0,
height: 200.0,
fontSize: 12.0,
fontSizeSmall: 8.0,
iconSize: 8.0,
);
},
),
);
},
),
),
],
),
),
);
}).toList(),
);
}
}
class TopicParticipantList extends StatelessWidget {
final Room room;
final List<User> users;
final double avatarSize;
final int maxVisible;
final double overlap;
const TopicParticipantList({
super.key,
required this.room,
required this.users,
this.avatarSize = 50.0,
this.maxVisible = 6,
this.overlap = 20.0,
});
@override
Widget build(BuildContext context) {
final maxWidth =
(avatarSize - overlap) * min(users.length, maxVisible) + overlap;
return Row(
mainAxisSize: MainAxisSize.min,
children: [
SizedBox(
width: maxWidth,
height: avatarSize,
child: LoadParticipantsUtil(
space: room,
builder: (participantsLoader) {
final publicProfiles = Map.fromEntries(
users.map(
(u) => MapEntry(
u.id,
participantsLoader.getAnalyticsProfile(u.id)?.level,
),
),
);
users.sort((a, b) {
final aLevel = publicProfiles[a.id];
final bLevel = publicProfiles[b.id];
if (aLevel != null && bLevel != null) {
return bLevel.compareTo(aLevel);
}
return 0;
});
return Stack(
children: users.take(maxVisible).mapIndexed((index, user) {
final level = publicProfiles[user.id];
final LinearGradient? gradient =
level != null ? index.leaderboardGradient : null;
return Positioned(
left: index * (avatarSize - overlap),
child: Stack(
alignment: Alignment.center,
children: [
if (gradient != null)
CircleAvatar(
radius: avatarSize / 2,
child: Container(
decoration: BoxDecoration(
shape: BoxShape.circle,
gradient: gradient,
),
),
)
else
SizedBox(
height: avatarSize,
width: avatarSize,
),
Center(
child: Avatar(
mxContent: user.avatarUrl,
name: user.calcDisplayname(),
size: avatarSize - 6.0,
userId: user.id,
),
),
],
),
);
}).toList(),
);
},
),
),
if (users.length > maxVisible)
Text(
L10n.of(context).additionalParticipants(users.length - maxVisible),
style: const TextStyle(
fontSize: 12.0,
),
),
],
);
}
}