36 lines
1.7 KiB
Swift
36 lines
1.7 KiB
Swift
import Foundation
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import SMC
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/// 温度与风扇（只读，普通权限即可）。
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public final class SensorSampler {
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private let smc: SMCConnection?
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private let fans: FanControl?
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private var detectedFanCount: Int?
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private lazy var catalog: [TemperatureGroup: [SMCKey]] = smc.map(TemperatureCatalog.discover) ?? [:]
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public init() {
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smc = try? SMCConnection()
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fans = smc.map(FanControl.init)
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}
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public func sample(groups: Set<TemperatureGroup> = Set(TemperatureGroup.allCases), includeFans: Bool = true) -> SensorReadings? {
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guard let smc else { return nil }
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// 硬件数量成功读到后复用；未知时随既有采样重试，不新增轮询。
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if detectedFanCount == nil, let raw = smc.double(SMCKey("FNum")),
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let count = Int(exactly: raw), count >= 0 {
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detectedFanCount = count
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}
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var summaries: [TemperatureSummary] = []
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for group in TemperatureGroup.allCases where groups.contains(group) {
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let values = (catalog[group] ?? []).compactMap(smc.double).filter(TemperatureCatalog.plausibleRange.contains)
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guard !values.isEmpty else { continue }
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summaries.append(TemperatureSummary(group: group,
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average: values.reduce(0, +) / Double(values.count),
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maximum: values.max() ?? 0,
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sensorCount: values.count))
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}
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return SensorReadings(temperatures: summaries, fans: includeFans && detectedFanCount != 0 ? (fans?.read() ?? []) : [],
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fanCount: detectedFanCount)
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}
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}
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