Initial commit

2026-07-14 11:11:36 +08:00
commit 656499cf94
604 changed files with 119518 additions and 0 deletions
@@ -0,0 +1,97 @@
+
+
+library;
+
+enum TimeBucketScheme { watched, added }
+
+
+class TimeBucket {
+  final String key;
+  final String label;
+  final int order;
+
+  const TimeBucket({
+    required this.key,
+    required this.label,
+    required this.order,
+  });
+}
+
+const _bucketToday = TimeBucket(key: 'today', label: '今天', order: 0);
+const _bucketYesterday = TimeBucket(key: 'yesterday', label: '昨天', order: 1);
+const _bucketThisWeekWatched = TimeBucket(
+  key: 'this_week',
+  label: '本周',
+  order: 2,
+);
+const _bucketEarlierWatched = TimeBucket(key: 'earlier', label: '更早', order: 3);
+
+const _bucketThisWeekAdded = TimeBucket(
+  key: 'this_week',
+  label: '本周',
+  order: 1,
+);
+const _bucketThisMonthAdded = TimeBucket(
+  key: 'this_month',
+  label: '本月',
+  order: 2,
+);
+const _bucketEarlierAdded = TimeBucket(key: 'earlier', label: '更早', order: 3);
+
+
+DateTime? parseEmbyDate(Object? raw) {
+  if (raw is DateTime) return raw.toLocal();
+  if (raw is! String || raw.isEmpty) return null;
+  final parsed = DateTime.tryParse(raw);
+  return parsed?.toLocal();
+}
+
+DateTime _dateOnly(DateTime d) => DateTime(d.year, d.month, d.day);
+
+
+DateTime _startOfWeek(DateTime now) {
+  final today = _dateOnly(now);
+  return today.subtract(Duration(days: today.weekday - DateTime.monday));
+}
+
+
+TimeBucket bucketFor(DateTime? when, DateTime now, TimeBucketScheme scheme) {
+  final earlier = scheme == TimeBucketScheme.watched
+      ? _bucketEarlierWatched
+      : _bucketEarlierAdded;
+  if (when == null) return earlier;
+
+  final whenDay = _dateOnly(when);
+  final todayDay = _dateOnly(now);
+  final dayDiff = todayDay.difference(whenDay).inDays;
+
+  switch (scheme) {
+    case TimeBucketScheme.watched:
+      if (dayDiff <= 0) return _bucketToday;
+      if (dayDiff == 1) return _bucketYesterday;
+      if (!whenDay.isBefore(_startOfWeek(now))) return _bucketThisWeekWatched;
+      return _bucketEarlierWatched;
+    case TimeBucketScheme.added:
+      if (dayDiff <= 0) return _bucketToday;
+      if (!whenDay.isBefore(_startOfWeek(now))) return _bucketThisWeekAdded;
+      if (whenDay.year == todayDay.year && whenDay.month == todayDay.month) {
+        return _bucketThisMonthAdded;
+      }
+      return _bucketEarlierAdded;
+  }
+}
+
+
+String? relativeTimeLabel(DateTime? when, DateTime now) {
+  if (when == null) return null;
+  final diff = now.difference(when);
+  if (diff.isNegative) return '刚刚';
+  if (diff.inMinutes < 1) return '刚刚';
+  if (diff.inMinutes < 60) return '${diff.inMinutes} 分钟前';
+  if (diff.inHours < 24) return '${diff.inHours} 小时前';
+  if (diff.inDays < 7) return '${diff.inDays} 天前';
+  if (diff.inDays < 35) return '${(diff.inDays / 7).floor()} 周前';
+  final m = when.month.toString().padLeft(2, '0');
+  final d = when.day.toString().padLeft(2, '0');
+  return '${when.year}-$m-$d';
+}