67 lines
1.9 KiB
Dart
67 lines
1.9 KiB
Dart
import 'package:moxplatform/moxplatform.dart';
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import 'package:moxxyv2/shared/commands.dart';
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import 'package:moxxyv2/shared/constants.dart';
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import 'package:moxxyv2/shared/events.dart';
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import 'package:moxxyv2/shared/models/sticker_pack.dart';
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import 'package:moxxyv2/ui/controller/bidirectional_controller.dart';
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class BidirectionalStickerPackController
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extends BidirectionalController<StickerPack> {
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BidirectionalStickerPackController(this.includeStickers)
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: assert(
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instance == null,
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'There can only be one BidirectionalStickerPackController',
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),
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super(
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pageSize: stickerPackPaginationSize,
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maxPageAmount: maxStickerPackPages,
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) {
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instance = this;
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}
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/// A flag telling the UI to also include stickers in the sticker pack requests.
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final bool includeStickers;
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/// Singleton instance access.
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static BidirectionalStickerPackController? instance;
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@override
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void dispose() {
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super.dispose();
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instance = null;
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}
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@override
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Future<List<StickerPack>> fetchOlderDataImpl(
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StickerPack? oldestElement,
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) async {
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// ignore: cast_nullable_to_non_nullable
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final result = await MoxplatformPlugin.handler.getDataSender().sendData(
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GetPagedStickerPackCommand(
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olderThan: true,
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timestamp: oldestElement?.addedTimestamp,
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includeStickers: includeStickers,
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),
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) as PagedStickerPackResult;
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return result.stickerPacks;
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}
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@override
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Future<List<StickerPack>> fetchNewerDataImpl(
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StickerPack? newestElement,
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) async {
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// ignore: cast_nullable_to_non_nullable
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final result = await MoxplatformPlugin.handler.getDataSender().sendData(
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GetPagedStickerPackCommand(
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olderThan: false,
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timestamp: newestElement?.addedTimestamp,
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includeStickers: includeStickers,
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),
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) as PagedStickerPackResult;
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return result.stickerPacks;
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}
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}
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