27 lines
1.1 KiB
C#
27 lines
1.1 KiB
C#
namespace Evergreen.Health.Application.Health.Sleep;
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/// <summary>本版没有异常判定算法；未来规则只产生事件，不直接操作音箱或家具。</summary>
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public sealed record SleepAnomaly(string Code, string Description, DateTimeOffset ObservedAt);
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public interface ISleepAnomalyRule
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{
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string Key { get; }
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SleepAnomaly? Evaluate(IReadOnlyList<SleepObservation> observations);
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}
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/// <summary>每个舒睡会话独立持有；只有语音实际播报后才记录提醒时间。</summary>
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public sealed class AnomalyReminderGate
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{
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private readonly TimeSpan _interval;
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private readonly Dictionary<string, DateTimeOffset> _delivered = new(StringComparer.OrdinalIgnoreCase);
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private readonly object _lock = new();
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public AnomalyReminderGate(SleepWorkflowOptions options) => _interval = options.SameAnomalyReminderInterval;
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public bool CanRemind(string code, DateTimeOffset now)
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{
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lock (_lock) return !_delivered.TryGetValue(code, out var last) || now - last >= _interval;
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}
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public void MarkDelivered(string code, DateTimeOffset now)
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{
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lock (_lock) _delivered[code] = now;
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}
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}
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