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nexus/lib/controllers/selected_space.dart

25 lines
782 B
Dart

import "package:collection/collection.dart";
import "package:flutter_riverpod/flutter_riverpod.dart";
import "package:nexus/controllers/key.dart";
import "package:nexus/controllers/spaces.dart";
import "package:nexus/models/space.dart";
class SelectedSpaceController extends Notifier<Space?> {
@override
Space? build() {
final spaces = ref.watch(SpacesController.provider).value;
if (spaces == null) return null;
final spaceId = ref.watch(
KeyController.provider(KeyController.spaceKey)
.select((async) => async.value),
);
return spaces.firstWhereOrNull((space) => space.id == spaceId) ??
spaces.firstOrNull;
}
static final provider = NotifierProvider<SelectedSpaceController, Space?>(
SelectedSpaceController.new,
);
}