149 lines
4.4 KiB
Dart
149 lines
4.4 KiB
Dart
import 'dart:convert';
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import 'package:flutter/foundation.dart';
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import 'package:yumi/shared/business_logic/models/res/sc_top_four_with_reward_res.dart';
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import 'package:yumi/shared/data_sources/sources/local/data_persistence.dart';
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import 'package:yumi/shared/data_sources/sources/repositories/sc_config_repository_imp.dart';
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class WeeklyStarSplashEntry {
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const WeeklyStarSplashEntry({
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required this.rank,
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required this.avatarUrl,
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required this.nickname,
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});
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final int rank;
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final String avatarUrl;
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final String nickname;
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factory WeeklyStarSplashEntry.fromJson(Map<String, dynamic> json) {
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return WeeklyStarSplashEntry(
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rank: (json['rank'] as num?)?.toInt() ?? 0,
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avatarUrl: (json['avatarUrl'] as String?) ?? '',
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nickname: (json['nickname'] as String?) ?? '',
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);
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}
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Map<String, dynamic> toJson() {
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return {'rank': rank, 'avatarUrl': avatarUrl, 'nickname': nickname};
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}
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}
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class WeeklyStarSplashCache {
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static const String _cacheKey = 'weekly_star_splash_cache_v1';
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/// 搜索 `api-ready-launch-splash` 可以快速找到后续要恢复接入的位置。
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///
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/// 当前周榜接口链路还未 ready，因此先关闭这套自定义启动页。
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/// 正式恢复时保持“本地有缓存才展示、无缓存不展示”的逻辑，不要再回退到预览数据。
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static const bool _allowCacheDrivenSplash = false;
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static bool get shouldShow {
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if (!_allowCacheDrivenSplash) {
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return false;
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}
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return loadCachedEntries().isNotEmpty;
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}
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static List<WeeklyStarSplashEntry> loadDisplayEntries() {
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if (!_allowCacheDrivenSplash) {
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return const [];
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}
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return loadCachedEntries();
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}
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static List<WeeklyStarSplashEntry> loadCachedEntries() {
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final raw = DataPersistence.getString(_cacheKey);
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if (raw.isEmpty) {
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return const [];
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}
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try {
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final decoded = jsonDecode(raw);
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if (decoded is! List) {
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return const [];
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}
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return decoded
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.whereType<Map>()
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.map(
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(item) =>
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WeeklyStarSplashEntry.fromJson(Map<String, dynamic>.from(item)),
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)
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.toList()
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..sort((a, b) => a.rank.compareTo(b.rank));
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} catch (error, stackTrace) {
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debugPrint('WeeklyStarSplashCache parse failed: $error\n$stackTrace');
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return const [];
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}
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}
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static Future<void> refreshCacheInBackground() async {
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// TODO(api-ready-launch-splash): 周榜接口 ready 后，把 `_allowCacheDrivenSplash`
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// 改为 true，并继续只在这里写入真实接口结果到 `_cacheKey`。
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// 这样就能保持“有缓存才展示、无缓存不展示”的正式逻辑。
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if (!_allowCacheDrivenSplash) {
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return;
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}
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try {
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final result = await SCConfigRepositoryImp().topFourWithReward();
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final entries = _mapTopThree(result);
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if (entries.isEmpty) {
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return;
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}
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await DataPersistence.setString(
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_cacheKey,
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jsonEncode(entries.map((entry) => entry.toJson()).toList()),
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);
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} catch (error, stackTrace) {
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debugPrint('WeeklyStarSplashCache refresh failed: $error\n$stackTrace');
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}
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}
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static List<WeeklyStarSplashEntry> _mapTopThree(
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List<SCTopFourWithRewardRes> result,
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) {
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final topThree =
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result
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.where(
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(item) =>
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(item.avatar ?? '').trim().isNotEmpty ||
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(item.nickname ?? '').trim().isNotEmpty,
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)
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.map(
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(item) => WeeklyStarSplashEntry(
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rank: (item.rank ?? 0).toInt(),
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avatarUrl: (item.avatar ?? '').trim(),
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nickname: (item.nickname ?? '').trim(),
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),
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)
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.toList()
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..sort((a, b) => a.rank.compareTo(b.rank));
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return _ensureThreeEntries(topThree.take(3).toList());
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}
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static List<WeeklyStarSplashEntry> _ensureThreeEntries(
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List<WeeklyStarSplashEntry> entries,
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) {
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final normalized = List<WeeklyStarSplashEntry>.from(entries)
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..sort((a, b) => a.rank.compareTo(b.rank));
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for (var rank = 1; rank <= 3; rank++) {
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final hasRank = normalized.any((entry) => entry.rank == rank);
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if (!hasRank) {
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normalized.add(
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WeeklyStarSplashEntry(
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rank: rank,
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avatarUrl: '',
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nickname: 'Namename',
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),
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);
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}
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}
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normalized.sort((a, b) => a.rank.compareTo(b.rank));
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return normalized.take(3).toList();
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}
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}
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