rzen
86d74806c9
- Schema v2: Note.AudioInfo, .m4a sidecar next to the note JSON in iCloud - AudioRecorderService (iOS/macOS) + SpeechAnalyzer transcription pipeline with enabled-language set and confidence-based auto-pick, re-transcribe menu - Settings > Transcription > Languages with asset download/reserve handling - watchOS app + accessory complication: one-button recorder, WCSession transferFile to phone, WatchInbox staging, direct-upsert ingestion - Player UI, transcription status chips, quick-capture mic in notes list - Version 0.2, changelog + README updated
74 lines
3.0 KiB
Swift
74 lines
3.0 KiB
Swift
import Foundation
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/// Versioned metadata carried alongside a watch audio recording over
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/// `WCSession.transferFile(_:metadata:)`. The watch encodes it into the
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/// transfer's metadata dictionary; the phone decodes it on delivery.
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///
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/// Versioned so a newer watch build can extend the field set without an older
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/// phone build silently misreading it: a missing, unknown, or newer version
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/// decodes to `nil` (a forward gate). On that outcome the phone still stages the
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/// audio bytes but skips ingest, so a future phone build can pick them up.
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///
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/// Lives in `Shared/`, compiled into the iOS app and the watch app (not the Mac
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/// app). Foundation-only, so it is safe on both platforms.
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struct AudioNotePayload: Equatable, Sendable {
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/// The wire version this build writes. Bump only when the field set changes
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/// in a way an older decoder can't interpret.
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static let currentVersion = 1
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/// ULID string minted on the watch at record start — the note's identity and
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/// its UTC time bucket. Also the staged filename base on the phone.
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let id: String
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/// Wall-clock instant recording started.
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let recordedAt: Date
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/// Recording length in seconds.
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let duration: TimeInterval
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/// IANA time-zone identifier the recording was made in (e.g. "Europe/Berlin"),
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/// or nil if unknown.
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let timeZoneID: String?
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private enum Key {
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static let version = "v"
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static let id = "id"
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static let recordedAt = "recordedAt"
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static let duration = "duration"
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static let timeZone = "tz"
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}
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init(id: String, recordedAt: Date, duration: TimeInterval, timeZoneID: String?) {
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self.id = id
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self.recordedAt = recordedAt
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self.duration = duration
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self.timeZoneID = timeZoneID
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}
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/// A plist-serializable dictionary for `WCSession.transferFile(_:metadata:)`.
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/// Every value type (Int, String, Date, Double) survives WatchConnectivity's
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/// metadata plist encoding.
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func metadata() -> [String: Any] {
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var dict: [String: Any] = [
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Key.version: Self.currentVersion,
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Key.id: id,
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Key.recordedAt: recordedAt,
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Key.duration: duration,
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]
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if let timeZoneID { dict[Key.timeZone] = timeZoneID }
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return dict
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}
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/// Decode a received metadata dictionary. Returns `nil` when the version is
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/// missing, unknown, or newer than this build understands (the forward gate),
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/// or when a required field is absent or malformed.
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init?(metadata: [String: Any]) {
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guard let version = metadata[Key.version] as? Int,
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version >= 1, version <= Self.currentVersion,
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let id = metadata[Key.id] as? String,
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let recordedAt = metadata[Key.recordedAt] as? Date,
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let duration = metadata[Key.duration] as? Double else { return nil }
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self.id = id
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self.recordedAt = recordedAt
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self.duration = duration
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self.timeZoneID = metadata[Key.timeZone] as? String
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}
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}
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