Add Transcribe with Prompt hotkey and fix AI gate for custom prompts

Sources/Fluid/Persistence/SettingsStore.swift

@@ -35,9 +35,13 @@ final class SettingsStore: ObservableObject {
         case write // legacy persisted value (decoded as .edit)
         case rewrite // legacy persisted value (decoded as .edit)
 
-        var id: String { self.rawValue }
+        var id: String {
+            self.rawValue
+        }
 
-        static var visiblePromptModes: [PromptMode] { [.dictate, .edit] }
+        static var visiblePromptModes: [PromptMode] {
+            [.dictate, .edit]
+        }
 
         var normalized: PromptMode {
             switch self {
@@ -723,12 +727,11 @@ final class SettingsStore: ObservableObject {
                 }
             }
 
-            let fallback = self.defaultPromptResolution(
+            return self.defaultPromptResolution(
                 for: normalizedMode,
                 source: .appBindingDefault,
                 appBinding: binding
             )
-            return fallback
         }
 
         if let profile = self.selectedPromptProfile(for: normalizedMode) {
@@ -1234,7 +1237,9 @@ final class SettingsStore: ObservableObject {
         case purple = "Purple"
         case orange = "Orange"
 
-        var id: String { self.rawValue }
+        var id: String {
+            self.rawValue
+        }
 
         var hex: String {
             switch self {
@@ -1254,7 +1259,9 @@ final class SettingsStore: ObservableObject {
         case fluidSfx3 = "fluid_sfx_3"
         case fluidSfx4 = "fluid_sfx_4"
 
-        var id: String { self.rawValue }
+        var id: String {
+            self.rawValue
+        }
 
         var displayName: String {
             switch self {
@@ -1591,6 +1598,52 @@ final class SettingsStore: ObservableObject {
         }
     }
 
+    // MARK: - Prompt Mode Settings (Transcribe with Prompt)
+
+    var promptModeShortcutEnabled: Bool {
+        get {
+            let value = self.defaults.object(forKey: Keys.promptModeShortcutEnabled)
+            return value as? Bool ?? false
+        }
+        set {
+            objectWillChange.send()
+            self.defaults.set(newValue, forKey: Keys.promptModeShortcutEnabled)
+        }
+    }
+
+    var promptModeHotkeyShortcut: HotkeyShortcut {
+        get {
+            if let data = defaults.data(forKey: Keys.promptModeHotkeyShortcut),
+               let shortcut = try? JSONDecoder().decode(HotkeyShortcut.self, from: data)
+            {
+                return shortcut
+            }
+            // Default to Right Shift key (keyCode: 60, no modifiers) — avoids conflict with Command Mode (Right Command, keyCode 54)
+            return HotkeyShortcut(keyCode: 60, modifierFlags: [])
+        }
+        set {
+            objectWillChange.send()
+            if let data = try? JSONEncoder().encode(newValue) {
+                self.defaults.set(data, forKey: Keys.promptModeHotkeyShortcut)
+            }
+        }
+    }
+
+    var promptModeSelectedPromptID: String? {
+        get {
+            let value = self.defaults.string(forKey: Keys.promptModeSelectedPromptID)
+            return value?.trimmingCharacters(in: .whitespacesAndNewlines).isEmpty == true ? nil : value
+        }
+        set {
+            objectWillChange.send()
+            if let id = newValue?.trimmingCharacters(in: .whitespacesAndNewlines), !id.isEmpty {
+                self.defaults.set(id, forKey: Keys.promptModeSelectedPromptID)
+            } else {
+                self.defaults.removeObject(forKey: Keys.promptModeSelectedPromptID)
+            }
+        }
+    }
+
     var commandModeShortcutEnabled: Bool {
         get {
             let value = self.defaults.object(forKey: Keys.commandModeShortcutEnabled)
@@ -1986,6 +2039,12 @@ final class SettingsStore: ObservableObject {
             self.selectedEditPromptID = nil
         }
 
+        if let id = self.promptModeSelectedPromptID,
+           self.dictationPromptProfiles.contains(where: { $0.id == id && $0.mode.normalized == .dictate }) == false
+        {
+            self.promptModeSelectedPromptID = nil
+        }
+
         let validPromptIDsByMode: [PromptMode: Set<String>] = [
             .dictate: Set(self.dictationPromptProfiles.filter { $0.mode.normalized == .dictate }.map(\.id)),
             .edit: Set(self.dictationPromptProfiles.filter { $0.mode.normalized == .edit }.map(\.id)),
@@ -2323,8 +2382,8 @@ final class SettingsStore: ObservableObject {
     /// Unified speech recognition model selection.
     /// Replaces the old TranscriptionProviderOption + WhisperModelSize dual-setting.
     enum SpeechModel: String, CaseIterable, Identifiable, Codable {
-        // Temporarily disabled in UI/runtime while Parakeet word boosting work is prioritized.
-        // Flip to `true` in a future round to re-enable Qwen without deleting implementation.
+        /// Temporarily disabled in UI/runtime while Parakeet word boosting work is prioritized.
+        /// Flip to `true` in a future round to re-enable Qwen without deleting implementation.
         static let qwenPreviewEnabled = false
 
         // MARK: - FluidAudio Models (Apple Silicon Only)
@@ -2347,7 +2406,9 @@ final class SettingsStore: ObservableObject {
         case whisperLargeTurbo = "whisper-large-turbo" // temporarily disabled in UI
         case whisperLarge = "whisper-large"
 
-        var id: String { rawValue }
+        var id: String {
+            rawValue
+        }
 
         // MARK: - Display Properties
 
@@ -2789,7 +2850,9 @@ final class SettingsStore: ObservableObject {
         case fluidAudio
         case whisper
 
-        var id: String { rawValue }
+        var id: String {
+            rawValue
+        }
 
         var displayName: String {
             switch self {
@@ -2844,7 +2907,7 @@ final class SettingsStore: ObservableObject {
 // swiftlint:enable type_body_length
 
 private extension SettingsStore {
-    // Keys
+    /// Keys
     enum Keys {
         static let enableAIProcessing = "EnableAIProcessing"
         static let enableDebugLogs = "EnableDebugLogs"
@@ -2895,6 +2958,11 @@ private extension SettingsStore {
         static let commandModeLinkedToGlobal = "CommandModeLinkedToGlobal"
         static let commandModeShortcutEnabled = "CommandModeShortcutEnabled"
 
+        // Prompt Mode Keys (Transcribe with Prompt)
+        static let promptModeHotkeyShortcut = "PromptModeHotkeyShortcut"
+        static let promptModeShortcutEnabled = "PromptModeShortcutEnabled"
+        static let promptModeSelectedPromptID = "PromptModeSelectedPromptID"
+
         // Rewrite Mode Keys
         static let rewriteModeHotkeyShortcut = "RewriteModeHotkeyShortcut"
         static let rewriteModeSelectedModel = "RewriteModeSelectedModel"
@@ -2914,7 +2982,7 @@ private extension SettingsStore {
         static let fillerWords = "FillerWords"
         static let removeFillerWordsEnabled = "RemoveFillerWordsEnabled"
 
-        // GAAV Mode (removes capitalization and trailing punctuation)
+        /// GAAV Mode (removes capitalization and trailing punctuation)
         static let gaavModeEnabled = "GAAVModeEnabled"
 
         // Custom Dictionary
@@ -2925,7 +2993,7 @@ private extension SettingsStore {
         static let selectedTranscriptionProvider = "SelectedTranscriptionProvider"
         static let whisperModelSize = "WhisperModelSize"
 
-        // Unified Speech Model (replaces above two)
+        /// Unified Speech Model (replaces above two)
         static let selectedSpeechModel = "SelectedSpeechModel"
 
         // Overlay Position
@@ -2935,10 +3003,10 @@ private extension SettingsStore {
         static let overlaySize = "OverlaySize"
         static let transcriptionPreviewCharLimit = "TranscriptionPreviewCharLimit"
 
-        // Media Playback Control
+        /// Media Playback Control
         static let pauseMediaDuringTranscription = "PauseMediaDuringTranscription"
 
-        // Custom Dictation Prompt
+        /// Custom Dictation Prompt
         static let customDictationPrompt = "CustomDictationPrompt"
 
         // Dictation Prompt Profiles (multi-prompt system)
@@ -2958,7 +3026,7 @@ private extension SettingsStore {
         static let defaultWritePromptOverride = "DefaultWritePromptOverride" // legacy fallback key
         static let defaultRewritePromptOverride = "DefaultRewritePromptOverride" // legacy fallback key
 
-        // Streak Settings
+        /// Streak Settings
         static let weekendsDontBreakStreak = "WeekendsDontBreakStreak"
     }
 }
@@ -2968,7 +3036,9 @@ extension SettingsStore {
         case standard
         case reliablePaste
 
-        var id: String { self.rawValue }
+        var id: String {
+            self.rawValue
+        }
 
         var displayName: String {
             switch self {
@@ -3025,7 +3095,9 @@ extension SettingsStore {
         case medium = "ggml-medium.bin"
         case large = "ggml-large-v3.bin"
 
-        var id: String { rawValue }
+        var id: String {
+            rawValue
+        }
 
         var displayName: String {
             switch self {

Sources/Fluid/Services/DictationAIPostProcessingGate.swift

@@ -8,7 +8,8 @@ enum DictationAIPostProcessingGate {
     /// - For other providers: requires a local endpoint OR a non-empty API key
     static func isConfigured() -> Bool {
         let settings = SettingsStore.shared
-        guard settings.enableAIProcessing else { return false }
+        let hasCustomPrompt = settings.selectedPromptID(for: .dictate) != nil
+        guard settings.enableAIProcessing || hasCustomPrompt else { return false }
 
         let providerID = settings.selectedProviderID
         if providerID == "apple-intelligence" {
@@ -24,6 +25,20 @@ enum DictationAIPostProcessingGate {
         return !apiKey.isEmpty
     }
 
+    /// Returns true if the selected AI provider is reachable/configured (API key or local endpoint),
+    /// regardless of the AI toggle or prompt selection. Used to gate prompt-mode hotkey AI processing.
+    static func isProviderConfigured() -> Bool {
+        let settings = SettingsStore.shared
+        let providerID = settings.selectedProviderID
+        if providerID == "apple-intelligence" {
+            return AppleIntelligenceService.isAvailable
+        }
+        let baseURL = self.baseURL(for: providerID, settings: settings)
+        if self.isLocalEndpoint(baseURL) { return true }
+        let apiKey = (settings.getAPIKey(for: providerID) ?? "").trimmingCharacters(in: .whitespacesAndNewlines)
+        return !apiKey.isEmpty
+    }
+
     static func baseURL(for providerID: String, settings: SettingsStore) -> String {
         if let saved = settings.savedProviders.first(where: { $0.id == providerID }) {
             return saved.baseURL.trimmingCharacters(in: .whitespacesAndNewlines)