feat: Add support for selecting custom emojis for Power Mode

VoiceInk/PowerMode/EmojiManager.swift

@@ -0,0 +1,53 @@
+import Foundation
+
+class EmojiManager: ObservableObject {
+    static let shared = EmojiManager()
+    
+    private let defaultEmojis = ["🏢", "🏠", "💼", "🎮", "📱", "📺", "🎵", "📚", "✏️", "🎨", "🧠", "⚙️", "💻", "🌐", "📝", "📊", "🔍", "💬", "📈", "🔧"]
+    private let customEmojisKey = "userAddedEmojis"
+    
+    @Published var customEmojis: [String] = []
+    
+    private init() {
+        loadCustomEmojis()
+    }
+    
+    var allEmojis: [String] {
+        return defaultEmojis + customEmojis
+    }
+    
+    func addCustomEmoji(_ emoji: String) -> Bool {
+        let trimmedEmoji = emoji.trimmingCharacters(in: .whitespacesAndNewlines)
+        
+        guard !trimmedEmoji.isEmpty, !allEmojis.contains(trimmedEmoji) else {
+            return false
+        }
+        
+        customEmojis.append(trimmedEmoji)
+        saveCustomEmojis()
+        return true
+    }
+    
+    private func loadCustomEmojis() {
+        if let savedEmojis = UserDefaults.standard.array(forKey: customEmojisKey) as? [String] {
+            customEmojis = savedEmojis
+        }
+    }
+    
+    private func saveCustomEmojis() {
+        UserDefaults.standard.set(customEmojis, forKey: customEmojisKey)
+    }
+    
+    func removeCustomEmoji(_ emoji: String) -> Bool {
+        if let index = customEmojis.firstIndex(of: emoji) {
+            customEmojis.remove(at: index)
+            saveCustomEmojis()
+            return true
+        }
+        return false
+    }
+    
+    func isCustomEmoji(_ emoji: String) -> Bool {
+        return customEmojis.contains(emoji)
+    }
+}

VoiceInk/PowerMode/EmojiPickerView.swift

@@ -0,0 +1,237 @@
+import SwiftUI
+
+struct EmojiPickerView: View {
+    @StateObject private var emojiManager = EmojiManager.shared
+    @Binding var selectedEmoji: String
+    @Binding var isPresented: Bool
+    @State private var newEmojiText: String = ""
+    @State private var isAddingCustomEmoji: Bool = false
+    @FocusState private var isEmojiTextFieldFocused: Bool
+    @State private var inputFeedbackMessage: String = ""
+    @State private var showingEmojiInUseAlert = false
+    @State private var emojiForAlert: String? = nil
+    private let columns: [GridItem] = [GridItem(.adaptive(minimum: 44), spacing: 10)]
+
+    var body: some View {
+        VStack(spacing: 12) {
+            ScrollView {
+                LazyVGrid(columns: columns, spacing: 10) {
+                    ForEach(emojiManager.allEmojis, id: \.self) { emoji in
+                        EmojiButton(
+                            emoji: emoji,
+                            isSelected: selectedEmoji == emoji,
+                            isCustom: emojiManager.isCustomEmoji(emoji),
+                            removeAction: {
+                                attemptToRemoveCustomEmoji(emoji)
+                            }
+                        ) {
+                            selectedEmoji = emoji
+                            inputFeedbackMessage = ""
+                            isPresented = false
+                        }
+                    }
+
+                    AddEmojiButton {
+                        isAddingCustomEmoji.toggle()
+                        newEmojiText = ""
+                        inputFeedbackMessage = ""
+                        if isAddingCustomEmoji {
+                            DispatchQueue.main.asyncAfter(deadline: .now() + 0.1) {
+                                isEmojiTextFieldFocused = true
+                            }
+                        }
+                    }
+                }
+            }
+            .frame(maxHeight: 200)
+
+            if isAddingCustomEmoji {
+                VStack(spacing: 8) {
+                    HStack(spacing: 8) {
+                        TextField("➕", text: $newEmojiText)
+                            .textFieldStyle(.roundedBorder)
+                            .font(.title2)
+                            .multilineTextAlignment(.center)
+                            .frame(maxWidth: 70)
+                            .focused($isEmojiTextFieldFocused)
+                            .onChange(of: newEmojiText) { _, newValue in
+                                inputFeedbackMessage = ""
+                                let cleaned = newValue.firstValidEmojiCharacter()
+                                if newEmojiText != cleaned {
+                                    newEmojiText = cleaned
+                                }
+                                if !newEmojiText.isEmpty && emojiManager.allEmojis.contains(newEmojiText) {
+                                    inputFeedbackMessage = "Emoji already exists!"
+                                } else if !newEmojiText.isEmpty && !newEmojiText.isValidEmoji {
+                                    inputFeedbackMessage = "Invalid emoji."
+                                } else {
+                                    inputFeedbackMessage = ""
+                                }
+                            }
+                            .onSubmit(attemptAddCustomEmoji)
+
+                        Button("Add") {
+                            attemptAddCustomEmoji()
+                        }
+                        .buttonStyle(.borderedProminent)
+                        .disabled(newEmojiText.isEmpty || !newEmojiText.isValidEmoji || emojiManager.allEmojis.contains(newEmojiText))
+
+                        Button("Cancel") {
+                            isAddingCustomEmoji = false
+                            newEmojiText = ""
+                            inputFeedbackMessage = ""
+                        }
+                        .buttonStyle(.bordered)
+                    }
+                    if !inputFeedbackMessage.isEmpty {
+                        Text(inputFeedbackMessage)
+                            .font(.caption)
+                            .foregroundColor(inputFeedbackMessage == "Emoji already exists!" || inputFeedbackMessage == "Invalid emoji." ? .red : .secondary)
+                            .transition(.opacity)
+                    }
+                    Text("Tip: Use ⌃⌘Space for emoji keyboard.")
+                        .font(.caption2)
+                        .foregroundColor(.secondary)
+                        .padding(.top, 2)
+                }
+                .padding(.horizontal)
+                .padding(.bottom, 5)
+            }
+        }
+        .padding()
+        .background(.regularMaterial)
+        .frame(minWidth: 260, idealWidth: 300, maxWidth: 320, minHeight: 150, idealHeight: 280, maxHeight: 350)
+        .alert("Emoji in Use", isPresented: $showingEmojiInUseAlert, presenting: emojiForAlert) { emojiStr in
+            Button("OK", role: .cancel) { }
+        } message: { emojiStr in
+            Text("The emoji \"\(emojiStr)\" is currently used by one or more Power Modes and cannot be removed.")
+        }
+    }
+
+    private func attemptAddCustomEmoji() {
+        let trimmedEmoji = newEmojiText.trimmingCharacters(in: .whitespacesAndNewlines)
+        guard !trimmedEmoji.isEmpty else {
+            inputFeedbackMessage = "Emoji cannot be empty."
+            return
+        }
+        guard trimmedEmoji.isValidEmoji else {
+            inputFeedbackMessage = "Invalid emoji character."
+            return
+        }
+        guard !emojiManager.allEmojis.contains(trimmedEmoji) else {
+            inputFeedbackMessage = "Emoji already exists!"
+            return
+        }
+
+        if emojiManager.addCustomEmoji(trimmedEmoji) {
+            selectedEmoji = trimmedEmoji
+            inputFeedbackMessage = ""
+            isAddingCustomEmoji = false
+            newEmojiText = ""
+        } else {
+            inputFeedbackMessage = "Could not add emoji."
+        }
+    }
+
+    private func attemptToRemoveCustomEmoji(_ emojiToRemove: String) {
+        guard emojiManager.isCustomEmoji(emojiToRemove) else { return }
+
+        if PowerModeManager.shared.isEmojiInUse(emojiToRemove) {
+            emojiForAlert = emojiToRemove
+            showingEmojiInUseAlert = true
+        } else {
+            if emojiManager.removeCustomEmoji(emojiToRemove) {
+                if selectedEmoji == emojiToRemove {
+                }
+            }
+        }
+    }
+}
+
+private struct EmojiButton: View {
+    let emoji: String
+    let isSelected: Bool
+    let isCustom: Bool
+    let removeAction: () -> Void
+    let selectAction: () -> Void
+
+    var body: some View {
+        ZStack(alignment: .topTrailing) {
+            Button(action: selectAction) {
+                Text(emoji)
+                    .font(.largeTitle) 
+                    .frame(width: 44, height: 44)
+                    .background(
+                        Circle()
+                            .fill(isSelected ? Color.accentColor.opacity(0.25) : Color.clear)
+                    )
+                    .overlay( 
+                        Circle()
+                            .strokeBorder(isSelected ? Color.accentColor : Color.gray.opacity(0.3), lineWidth: isSelected ? 2 : 1)
+                    )
+            }
+            .buttonStyle(.plain) 
+
+            if isCustom {
+                Button(action: removeAction) {
+                    Image(systemName: "xmark.circle.fill")
+                        .symbolRenderingMode(.palette)
+                        .foregroundStyle(Color.white, Color.red)
+                        .font(.caption2)
+                        .background(Circle().fill(Color.white.opacity(0.8)))
+                }
+                .buttonStyle(.borderless) 
+                .offset(x: 6, y: -6)
+            }
+        }
+    }
+}
+
+private struct AddEmojiButton: View {
+    let action: () -> Void
+
+    var body: some View {
+        Button(action: action) {
+            Label("Add Emoji", systemImage: "plus.circle.fill")
+                .font(.title2)
+                .labelStyle(.iconOnly)
+                .foregroundColor(.accentColor)
+                .frame(width: 44, height: 44)
+                .background(
+                    Circle()
+                        .fill(Color.secondary.opacity(0.1))
+                )
+                .overlay(
+                    Circle()
+                        .strokeBorder(Color.gray.opacity(0.3), lineWidth: 1)
+                )
+        }
+        .buttonStyle(.plain)
+        .help("Add custom emoji")
+    }
+}
+
+extension String {
+    var isValidEmoji: Bool {
+        guard !self.isEmpty else { return false }
+        return self.count == 1 && self.unicodeScalars.first?.properties.isEmoji ?? false
+    }
+
+    func firstValidEmojiCharacter() -> String {
+        return self.filter { $0.unicodeScalars.allSatisfy { $0.properties.isEmoji } }.prefix(1).map(String.init).joined()
+    }
+}
+
+#if DEBUG
+struct EmojiPickerView_Previews: PreviewProvider {
+    static var previews: some View {
+        EmojiPickerView(
+            selectedEmoji: .constant("😀"),
+            isPresented: .constant(true)
+        )
+        .environmentObject(EmojiManager.shared)
+    }
+}
+#endif
+
+ 

VoiceInk/PowerMode/PowerModeConfig.swift

@@ -7,12 +7,12 @@ struct PowerModeConfig: Codable, Identifiable, Equatable {
     var appConfigs: [AppConfig]?
     var urlConfigs: [URLConfig]?
     var isAIEnhancementEnabled: Bool
-    var selectedPrompt: String? // UUID string of the selected prompt
-    var selectedWhisperModel: String? // Name of the selected Whisper model
-    var selectedLanguage: String? // Language code (e.g., "en", "fr")
+    var selectedPrompt: String?
+    var selectedWhisperModel: String?
+    var selectedLanguage: String?
     var useScreenCapture: Bool
-    var selectedAIProvider: String? // AI provider name (e.g., "OpenAI", "Gemini")
-    var selectedAIModel: String? // AI model name (e.g., "gpt-4", "gemini-1.5-pro")
+    var selectedAIProvider: String?
+    var selectedAIModel: String?
     
     init(id: UUID = UUID(), name: String, emoji: String, appConfigs: [AppConfig]? = nil, 
          urlConfigs: [URLConfig]? = nil, isAIEnhancementEnabled: Bool, selectedPrompt: String? = nil,
@@ -28,8 +28,6 @@ struct PowerModeConfig: Codable, Identifiable, Equatable {
         self.useScreenCapture = useScreenCapture
         self.selectedAIProvider = selectedAIProvider ?? UserDefaults.standard.string(forKey: "selectedAIProvider")
         self.selectedAIModel = selectedAIModel
-        
-        // Use provided values or get from UserDefaults if nil
         self.selectedWhisperModel = selectedWhisperModel ?? UserDefaults.standard.string(forKey: "CurrentModel")
         self.selectedLanguage = selectedLanguage ?? UserDefaults.standard.string(forKey: "SelectedLanguage") ?? "en"
     }
@@ -270,4 +268,11 @@ class PowerModeManager: ObservableObject {
     func getAllAvailableConfigurations() -> [PowerModeConfig] {
         return [defaultConfig] + configurations
     }
+    
+    func isEmojiInUse(_ emoji: String) -> Bool {
+        if defaultConfig.emoji == emoji {
+            return true
+        }
+        return configurations.contains { $0.emoji == emoji }
+    }
 } 

VoiceInk/PowerMode/PowerModeConfigView.swift

@@ -157,6 +157,12 @@ struct ConfigurationView: View {
                         .buttonStyle(.plain)
                         .disabled(mode.isEditingDefault)
                         .opacity(mode.isEditingDefault ? 0.5 : 1)
+                        .popover(isPresented: $isShowingEmojiPicker, arrowEdge: .bottom) {
+                            EmojiPickerView(
+                                selectedEmoji: $selectedEmoji,
+                                isPresented: $isShowingEmojiPicker
+                            )
+                        }
                         
                         TextField("Name your power mode", text: $configName)
                             .font(.system(size: 18, weight: .bold))
@@ -176,31 +182,14 @@ struct ConfigurationView: View {
                     .background(CardBackground(isSelected: false))
                     .padding(.horizontal)
                     
-                    // Emoji Picker Overlay
-                    if isShowingEmojiPicker {
-                        LazyVGrid(columns: [GridItem(.adaptive(minimum: 40))], spacing: 12) {
-                            ForEach(commonEmojis, id: \.self) { emoji in
-                                Button(action: {
-                                    selectedEmoji = emoji
-                                    isShowingEmojiPicker = false
-                                }) {
-                                    Text(emoji)
-                                        .font(.system(size: 22))
-                                        .frame(width: 40, height: 40)
-                                        .background(
-                                            Circle()
-                                                .fill(selectedEmoji == emoji ? 
-                                                    Color.accentColor.opacity(0.15) : 
-                                                    Color.clear)
-                                        )
-                                }
-                                .buttonStyle(.plain)
-                            }
-                        }
-                        .padding(16)
-                        .background(CardBackground(isSelected: false))
-                        .padding(.horizontal)
-                    }
+                    // Enhanced Emoji Picker with Custom Emoji Support
+                    // if isShowingEmojiPicker { // <<< This conditional block will be removed
+                    //     EmojiPickerView(
+                    //         selectedEmoji: $selectedEmoji,
+                    //         isPresented: $isShowingEmojiPicker
+                    //     )
+                    //     .padding(.horizontal)
+                    // }
                     
                     // SECTION 1: TRIGGERS
                     if !mode.isEditingDefault {

VoiceInk/Recorder.swift

@@ -70,10 +70,10 @@ class Recorder: ObservableObject {
         if deviceID != 0 {
             do {
                 try await configureAudioSession(with: deviceID)
-                try? await Task.sleep(nanoseconds: 200_000_000)
+                try? await Task.sleep(nanoseconds: 50_000_000)
             } catch {
                 logger.warning("⚠️ Failed to configure audio session for device \(deviceID), attempting to continue: \(error.localizedDescription)")
-                try? await Task.sleep(nanoseconds: 100_000_000)
+                try? await Task.sleep(nanoseconds: 50_000_000)
             }
         }