76 lines
3.7 KiB
C#
76 lines
3.7 KiB
C#
namespace Evergreen.Health.Application.Health.Sleep;
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public enum ReservedSleepPhase { Disabled, WaitingForBed, Settling, Guiding, Music, Stopped }
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public enum SleepWorkflowActionKind { PrepareEnvironment = 0, RequestGuidance = 2, RestartMusicAtFifty = 3, StartLightFade = 4 }
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public sealed record SleepWorkflowAction(SleepWorkflowActionKind Kind, GuidanceClip? Clip = null, int? VolumePercent = null);
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/// <summary>
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/// 只规划未来动作：没有 HostedService、设备命令或 API 路由，本版默认 Disabled。
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/// 实际接入时由场景协调层消费动作，不能从传感器适配器直接控制家具。
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/// </summary>
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public sealed class ReservedSleepWorkflow
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{
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private readonly SleepWorkflowOptions _options;
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private readonly GuidanceCatalog _guidance;
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private DateTimeOffset? _occupiedSince;
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private DateTimeOffset? _fadeAt;
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private GuidanceClip? _pendingClip;
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private bool _fadeIssued;
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private bool _initialGuide;
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public ReservedSleepPhase Phase { get; private set; } = ReservedSleepPhase.Disabled;
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public ReservedSleepWorkflow(SleepWorkflowOptions options, GuidanceCatalog guidance)
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=> (_options, _guidance) = (options, guidance);
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public IReadOnlyList<SleepWorkflowAction> Start()
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{
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_occupiedSince = null; _fadeAt = null; _pendingClip = null; _fadeIssued = false; _initialGuide = false;
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Phase = _options.Enabled ? ReservedSleepPhase.WaitingForBed : ReservedSleepPhase.Disabled;
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return _options.Enabled ? [new(SleepWorkflowActionKind.PrepareEnvironment)] : [];
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}
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public IReadOnlyList<SleepWorkflowAction> Observe(SleepObservation observation, DateTimeOffset now)
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{
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if (Phase is not (ReservedSleepPhase.WaitingForBed or ReservedSleepPhase.Settling)) return [];
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var fresh = observation.Availability == SleepDataAvailability.Available && observation.ObservedAt is not null &&
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now - observation.ObservedAt <= _options.MaximumObservationAge && observation.ObservedAt <= now.AddMinutes(1);
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if (!fresh || observation.Presence != BedPresence.Occupied)
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{
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_occupiedSince = null; Phase = ReservedSleepPhase.WaitingForBed; return [];
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}
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_occupiedSince ??= now;
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Phase = ReservedSleepPhase.Settling;
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if (now - _occupiedSince < _options.StableBedDuration) return [];
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_pendingClip = _guidance.InitialRelaxation;
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_initialGuide = true;
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Phase = ReservedSleepPhase.Guiding;
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return [new(SleepWorkflowActionKind.RequestGuidance, _pendingClip, _options.GuidanceVolumePercent)];
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}
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public IReadOnlyList<SleepWorkflowAction> GuidanceCompleted(string clipKey, bool completed, DateTimeOffset now)
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{
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if (Phase != ReservedSleepPhase.Guiding || !completed || _pendingClip?.Key != clipKey || !_pendingClip.Playable) return [];
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Phase = ReservedSleepPhase.Music;
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if (_initialGuide) _fadeAt = now + _options.PostGuidanceFadeDelay;
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return [new(SleepWorkflowActionKind.RestartMusicAtFifty, VolumePercent: 50)];
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}
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public IReadOnlyList<SleepWorkflowAction> RequestReminder(GuidanceClip clip)
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{
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if (!_options.Enabled || Phase != ReservedSleepPhase.Music) return [];
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_initialGuide = false; _pendingClip = clip; Phase = ReservedSleepPhase.Guiding;
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return [new(SleepWorkflowActionKind.RequestGuidance, clip, _options.GuidanceVolumePercent)];
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}
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public IReadOnlyList<SleepWorkflowAction> Tick(DateTimeOffset now)
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{
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if (Phase != ReservedSleepPhase.Music || _fadeIssued || _fadeAt is null || now < _fadeAt) return [];
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_fadeIssued = true; return [new(SleepWorkflowActionKind.StartLightFade)];
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}
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public void Stop()
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{
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Phase = ReservedSleepPhase.Stopped; _occupiedSince = null; _fadeAt = null; _pendingClip = null;
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}
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}
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