Files
OSGKeyboard/OpenLessKeyboard/Services/PolishingService.swift
T
rocky 07067ca6c5 feat: initial release v0.1.0
- Custom Keyboard Extension with push-to-talk UI
- iOS 26 SpeechAnalyzer + DictationTranscriber (iOS 18 SF fallback)
- OpenAI-compatible LLM client (4 built-in providers + custom)
- 3-page onboarding flow + provider config UI
- App Group shared storage for cross-process config
- 8s LLM timeout with raw-transcript fallback
- App Store privacy manifests for both targets
- SwiftLint + XcodeGen + GitHub Actions CI
- Unit tests (4/4 passing)
2026-06-17 23:08:58 +08:00

47 lines
1.4 KiB
Swift

// PolishingService.swift
// OSGKeyboard · Keyboard Extension
//
// Takes raw ASR transcript and runs it through the user's configured LLM
// to produce polished, well-punctuated text. Falls back to the raw transcript
// if the LLM call fails or times out.
import Foundation
import OSGKeyboardShared
public actor PolishingService {
public enum PolishError: Error {
case noTranscript
case timeout
}
private let store: AppGroupStore
private let timeout: TimeInterval
public init(store: AppGroupStore = AppGroupStore(), timeout: TimeInterval = 8) {
self.store = store
self.timeout = timeout
}
public func polish(_ raw: String) async throws -> String {
let trimmed = raw.trimmingCharacters(in: .whitespacesAndNewlines)
guard !trimmed.isEmpty else { throw PolishError.noTranscript }
let client = store.makeClient()
let prompt = store.systemPrompt
return try await withThrowingTaskGroup(of: String.self) { group in
group.addTask {
try await client.polish(trimmed, systemPrompt: prompt)
}
group.addTask {
try await Task.sleep(nanoseconds: UInt64(self.timeout * 1_000_000_000))
throw PolishError.timeout
}
let result = try await group.next()!
group.cancelAll()
return result
}
}
}