Surface/lib/providers/sn_sticker.dart
2025-02-27 23:30:08 +08:00

73 lines
2.0 KiB
Dart

import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
import 'package:surface/logger.dart';
import 'package:surface/providers/sn_network.dart';
import 'package:surface/types/attachment.dart';
class SnStickerProvider {
late final SnNetworkProvider _sn;
final Map<String, SnSticker?> _cache = {};
final Map<int, List<SnSticker>> stickersByPack = {};
List<SnSticker> get stickers =>
_cache.values.where((ele) => ele != null).cast<SnSticker>().toList();
SnStickerProvider(BuildContext context) {
_sn = context.read<SnNetworkProvider>();
}
bool hasNotSticker(String alias) {
return _cache.containsKey(alias) && _cache[alias] == null;
}
void _cacheSticker(SnSticker sticker) {
_cache['${sticker.pack.prefix}:${sticker.alias}'] = sticker;
if (stickersByPack[sticker.pack.id] == null) {
stickersByPack[sticker.pack.id] = List.empty(growable: true);
}
if (!stickersByPack[sticker.pack.id]!.contains(sticker)) {
stickersByPack[sticker.pack.id]!.add(sticker);
}
}
void putSticker(Iterable<SnSticker> sticker) {
for (final ele in sticker) {
_cacheSticker(ele);
}
}
Future<SnSticker?> lookupSticker(String alias) async {
if (_cache.containsKey(alias)) {
return _cache[alias];
}
try {
final resp = await _sn.client.get('/cgi/uc/stickers/lookup/$alias');
final sticker = SnSticker.fromJson(resp.data);
_cacheSticker(sticker);
return sticker;
} catch (err) {
_cache[alias] = null;
logging.warning('[Sticker] Failed to lookup sticker $alias', err);
}
return null;
}
Future<void> listSticker() async {
try {
final resp = await _sn.client.get('/cgi/uc/stickers');
final data = resp.data;
final stickers = List.from(data).map((ele) => SnSticker.fromJson(ele));
for (final sticker in stickers) {
_cacheSticker(sticker);
}
} catch (err) {
logging.error('[Sticker] Failed to list stickers...', err);
rethrow;
}
}
}