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Native SwiftUI menu-bar app: global hotkey → capture selected text (AX API / clipboard fallback) → grammar (Harper) / local AI (MLX) → replace in place. Free/paid entitlement gate + Lemon Squeezy device-cap licensing, $0 marginal cost per user. Heavyweight engines behind protocol stubs so it builds out of the box. Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
113 lines
3.2 KiB
Swift
113 lines
3.2 KiB
Swift
import Foundation
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// MARK: - Plans & tiers
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/// License tiers. `free` is the unlicensed default; paid tiers carry a device cap.
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enum Tier: String, Codable, CaseIterable, Hashable {
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case free
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case solo
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case personal
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case studio
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/// Number of Macs a license may be activated on (enforced via Lemon Squeezy
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/// variant activation limits + our offline cap).
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var deviceCap: Int {
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switch self {
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case .free: return 1
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case .solo: return 1
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case .personal: return 2
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case .studio: return 4
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}
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}
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var isPaid: Bool { self != .free }
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var displayName: String {
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switch self {
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case .free: return "Free"
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case .solo: return "Solo"
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case .personal: return "Personal"
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case .studio: return "Studio"
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}
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}
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}
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// MARK: - Grammar (Layer 1)
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/// Categories Harper surfaces. Layer-1 corrections are deterministic + instant.
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enum GrammarKind: String, Codable {
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case spelling
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case grammar
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case punctuation
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case phrasing
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case repetition
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case capitalization
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}
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/// A single grammar suggestion over a span of the input text.
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struct Suggestion: Identifiable, Equatable {
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let id = UUID()
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/// UTF-16 offset + length, so it maps cleanly onto `NSRange` / AX ranges.
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let location: Int
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let length: Int
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let original: String
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let replacement: String
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let kind: GrammarKind
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let message: String
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var range: NSRange { NSRange(location: location, length: length) }
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}
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// MARK: - AI actions (Layer 2)
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/// The local-LLM-powered actions. All of these share the free daily counter.
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enum AIAction: Equatable {
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case rewriteClarity // clarity / conciseness
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case adjustTone(Tone) // detect + shift tone
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case rewrite // full paraphrase
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case ask(String) // free-form instruction ("make formal", "shorten")
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case translate(language: String)
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case applyMode(WritingMode) // Mode-based rewrite
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/// Whether this action is gated behind a paid license (free tier still gets
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/// a limited daily allowance of these — see `FeatureGate`).
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var isPaidAction: Bool {
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switch self {
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case .applyMode(let mode): return mode.isPaid
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default: return true
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}
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}
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}
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enum Tone: String, Codable, CaseIterable {
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case professional
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case friendly
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case confident
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case academic
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case punchy
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}
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// MARK: - Writing modes
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/// A Writing Mode is just a named system-prompt preset for the local LLM.
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struct WritingMode: Identifiable, Codable, Equatable {
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var id: String
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var name: String
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var systemPrompt: String
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/// Free tier ships only the `polish` mode; the rest are paid.
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var isPaid: Bool
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/// Optional length cap / auto-format hints surfaced in App-Aware settings.
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var lengthCap: Int?
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var autoFormat: String?
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}
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// MARK: - Engine results
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/// Outcome of running the system-wide capture → engine → replace loop.
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enum ProcessOutcome: Equatable {
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case replaced(String) // text was rewritten in place
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case noSelection // nothing was selected to act on
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case blockedByEntitlement(String) // hit a paywall / daily limit
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case failed(String) // capture/replace/engine error (message)
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}
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