add build and release workflows

fixes #3

.github/workflows/build.yml

@@ -0,0 +1,32 @@
+name: Build
+on:
+  workflow_call:
+  pull_request:
+    branches:
+      - main
+jobs:
+  arm64_ventura:
+    runs-on: macos-13
+    steps:
+      - run: |
+          brew fetch --force --bottle-tag=arm64_ventura sdl2
+          brew install $(brew --cache --bottle-tag=arm64_ventura sdl2)
+          sudo mkdir -p /opt/homebrew/lib
+          sudo ln -s /usr/local/lib/libSDL2.a /opt/homebrew/lib/libSDL2.a
+      - uses: actions/checkout@v3
+        with:
+          path: cheetah
+      - uses: actions/checkout@v3
+        with:
+          repository: ggerganov/whisper.cpp
+          ref: v1.3.0
+          path: whisper.cpp
+      - run: |
+          cd cheetah
+          xcodebuild -scheme Cheetah -configuration Release -destination generic/platform=macOS -derivedDataPath build
+          cd build/Build/Products/Release
+          zip -r Cheetah.zip Cheetah.app
+      - uses: actions/upload-artifact@v3
+        with:
+          name: Cheetah
+          path: cheetah/build/Build/Products/Release/Cheetah.zip

.github/workflows/release.yml

@@ -0,0 +1,32 @@
+name: Release
+on:
+  push:
+    tags:
+      - 'v*.*'
+      - 'v*.*.*'
+jobs:
+  build:
+    uses: ./.github/workflows/build.yml
+  release:
+    needs: build
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/download-artifact@v3
+        with:
+          name: Cheetah
+      - uses: actions/create-release@v1
+        id: create_release
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          tag_name: ${{ github.ref }}
+          release_name: ${{ github.ref }}
+          draft: true
+      - uses: actions/upload-release-asset@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          upload_url: ${{ steps.create_release.outputs.upload_url }}
+          asset_path: ./Cheetah.zip
+          asset_name: Cheetah.zip
+          asset_content_type: application/zip

Cheetah.xcodeproj/project.pbxproj

@@ -35,6 +35,8 @@
 		37AE7AC629A6E9C400C45FF6 /* stream.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 37AE7AC529A6E9C400C45FF6 /* stream.cpp */; };
 		37AE7AC929A6F7F200C45FF6 /* stream.h in Headers */ = {isa = PBXBuildFile; fileRef = 37AE7AC729A6EC2F00C45FF6 /* stream.h */; settings = {ATTRIBUTES = (Public, ); }; };
 		37AE7ACA29A70CE900C45FF6 /* whisper.h in Headers */ = {isa = PBXBuildFile; fileRef = 37AE7AB129A5AAD400C45FF6 /* whisper.h */; };
+		37B2997D29F9756F00971690 /* Sparkle in Frameworks */ = {isa = PBXBuildFile; productRef = 37B2997C29F9756F00971690 /* Sparkle */; };
+		37B2997F29F9757700971690 /* Sparkle.swift in Sources */ = {isa = PBXBuildFile; fileRef = 37B2997E29F9757700971690 /* Sparkle.swift */; };
 		37B3A50629CE15AC0029821F /* OpenAIEndpoint.swift in Sources */ = {isa = PBXBuildFile; fileRef = 37B3A4FD29CE15AC0029821F /* OpenAIEndpoint.swift */; };
 		37B3A50729CE15AC0029821F /* OpenAISwift.swift in Sources */ = {isa = PBXBuildFile; fileRef = 37B3A4FE29CE15AC0029821F /* OpenAISwift.swift */; };
 		37B3A51C29CE16330029821F /* ImageGeneration.swift in Sources */ = {isa = PBXBuildFile; fileRef = 37B3A51629CE16330029821F /* ImageGeneration.swift */; };
@@ -166,6 +168,7 @@
 		37AE7ABF29A6E96A00C45FF6 /* common.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; name = common.cpp; path = ../../whisper.cpp/examples/common.cpp; sourceTree = "<group>"; };
 		37AE7AC529A6E9C400C45FF6 /* stream.cpp */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.cpp; path = stream.cpp; sourceTree = "<group>"; };
 		37AE7AC729A6EC2F00C45FF6 /* stream.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = stream.h; sourceTree = "<group>"; };
+		37B2997E29F9757700971690 /* Sparkle.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Sparkle.swift; sourceTree = "<group>"; };
 		37B3A4FD29CE15AC0029821F /* OpenAIEndpoint.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = OpenAIEndpoint.swift; sourceTree = "<group>"; };
 		37B3A4FE29CE15AC0029821F /* OpenAISwift.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = OpenAISwift.swift; sourceTree = "<group>"; };
 		37B3A51629CE16330029821F /* ImageGeneration.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = ImageGeneration.swift; sourceTree = "<group>"; };
@@ -198,6 +201,7 @@
 			isa = PBXFrameworksBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
+				37B2997D29F9756F00971690 /* Sparkle in Frameworks */,
 				37B4C27729BD7D9F00E83465 /* CheetahIPC.framework in Frameworks */,
 				37AE7A9529A5A9C200C45FF6 /* LibWhisper.framework in Frameworks */,
 			);
@@ -273,6 +277,7 @@
 				376437B929A854F500297AC6 /* ConversationAnalyzer.swift */,
 				37951C0D29BCD71000C61AC5 /* ModelDownloader.swift */,
 				37B4C27929BD9F8700E83465 /* BrowserExtension.swift */,
+				37B2997E29F9757700971690 /* Sparkle.swift */,
 				37AE7A7629A5A8B400C45FF6 /* Assets.xcassets */,
 				37AE7A7B29A5A8B400C45FF6 /* Cheetah.entitlements */,
 				37AE7A7829A5A8B400C45FF6 /* Preview Content */,
@@ -429,6 +434,7 @@
 			);
 			name = Cheetah;
 			packageProductDependencies = (
+				37B2997C29F9756F00971690 /* Sparkle */,
 			);
 			productName = Cheetah;
 			productReference = 37AE7A6F29A5A8B300C45FF6 /* Cheetah.app */;
@@ -506,6 +512,7 @@
 			);
 			mainGroup = 37AE7A6629A5A8B300C45FF6;
 			packageReferences = (
+				37B2997B29F9756F00971690 /* XCRemoteSwiftPackageReference "Sparkle" */,
 			);
 			productRefGroup = 37AE7A7029A5A8B300C45FF6 /* Products */;
 			projectDirPath = "";
@@ -568,6 +575,7 @@
 				37951C0E29BCD71000C61AC5 /* ModelDownloader.swift in Sources */,
 				37AE7A7529A5A8B300C45FF6 /* ContentView.swift in Sources */,
 				37B3A51C29CE16330029821F /* ImageGeneration.swift in Sources */,
+				37B2997F29F9757700971690 /* Sparkle.swift in Sources */,
 				37B3A51E29CE16330029821F /* Command.swift in Sources */,
 				376437BA29A854F500297AC6 /* ConversationAnalyzer.swift in Sources */,
 				37B4C27D29C1202C00E83465 /* NSTextFieldWrapper.swift in Sources */,
@@ -635,7 +643,7 @@
 			buildSettings = {
 				CODE_SIGN_ENTITLEMENTS = ExtensionHelper/ExtensionHelper.entitlements;
 				CODE_SIGN_STYLE = Automatic;
-				DEVELOPMENT_TEAM = 5JL49Y835V;
+				DEVELOPMENT_TEAM = "";
 				ENABLE_HARDENED_RUNTIME = NO;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
@@ -651,7 +659,7 @@
 			buildSettings = {
 				CODE_SIGN_ENTITLEMENTS = ExtensionHelper/ExtensionHelper.entitlements;
 				CODE_SIGN_STYLE = Automatic;
-				DEVELOPMENT_TEAM = 5JL49Y835V;
+				DEVELOPMENT_TEAM = "";
 				ENABLE_HARDENED_RUNTIME = NO;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
@@ -666,6 +674,7 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				ALWAYS_SEARCH_USER_PATHS = NO;
+				ARCHS = arm64;
 				CLANG_ANALYZER_NONNULL = YES;
 				CLANG_ANALYZER_NUMBER_OBJECT_CONVERSION = YES_AGGRESSIVE;
 				CLANG_CXX_LANGUAGE_STANDARD = "gnu++20";
@@ -715,7 +724,6 @@
 				MACOSX_DEPLOYMENT_TARGET = 13.1;
 				MTL_ENABLE_DEBUG_INFO = INCLUDE_SOURCE;
 				MTL_FAST_MATH = YES;
-				ONLY_ACTIVE_ARCH = YES;
 				SDKROOT = macosx;
 				SWIFT_ACTIVE_COMPILATION_CONDITIONS = DEBUG;
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
@@ -726,6 +734,7 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				ALWAYS_SEARCH_USER_PATHS = NO;
+				ARCHS = arm64;
 				CLANG_ANALYZER_NONNULL = YES;
 				CLANG_ANALYZER_NUMBER_OBJECT_CONVERSION = YES_AGGRESSIVE;
 				CLANG_CXX_LANGUAGE_STANDARD = "gnu++20";
@@ -770,7 +779,6 @@
 				MACOSX_DEPLOYMENT_TARGET = 13.1;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				MTL_FAST_MATH = YES;
-				ONLY_ACTIVE_ARCH = YES;
 				SDKROOT = macosx;
 				SWIFT_COMPILATION_MODE = wholemodule;
 				SWIFT_OPTIMIZATION_LEVEL = "-O";
@@ -786,9 +794,9 @@
 				CODE_SIGN_ENTITLEMENTS = Cheetah/Cheetah.entitlements;
 				CODE_SIGN_STYLE = Automatic;
 				COMBINE_HIDPI_IMAGES = YES;
-				CURRENT_PROJECT_VERSION = 1;
+				CURRENT_PROJECT_VERSION = 4;
 				DEVELOPMENT_ASSET_PATHS = "\"Cheetah/Preview Content\"";
-				DEVELOPMENT_TEAM = 5JL49Y835V;
+				DEVELOPMENT_TEAM = "";
 				ENABLE_HARDENED_RUNTIME = NO;
 				ENABLE_PREVIEWS = YES;
 				GENERATE_INFOPLIST_FILE = YES;
@@ -799,7 +807,7 @@
 					"$(inherited)",
 					"@executable_path/../Frameworks",
 				);
-				MARKETING_VERSION = 1.0;
+				MARKETING_VERSION = 1.3;
 				PRODUCT_BUNDLE_IDENTIFIER = org.phrack.Cheetah;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_EMIT_LOC_STRINGS = YES;
@@ -816,9 +824,9 @@
 				CODE_SIGN_ENTITLEMENTS = Cheetah/Cheetah.entitlements;
 				CODE_SIGN_STYLE = Automatic;
 				COMBINE_HIDPI_IMAGES = YES;
-				CURRENT_PROJECT_VERSION = 1;
+				CURRENT_PROJECT_VERSION = 4;
 				DEVELOPMENT_ASSET_PATHS = "\"Cheetah/Preview Content\"";
-				DEVELOPMENT_TEAM = 5JL49Y835V;
+				DEVELOPMENT_TEAM = "";
 				ENABLE_HARDENED_RUNTIME = NO;
 				ENABLE_PREVIEWS = YES;
 				GENERATE_INFOPLIST_FILE = YES;
@@ -829,7 +837,7 @@
 					"$(inherited)",
 					"@executable_path/../Frameworks",
 				);
-				MARKETING_VERSION = 1.0;
+				MARKETING_VERSION = 1.3;
 				PRODUCT_BUNDLE_IDENTIFIER = org.phrack.Cheetah;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_EMIT_LOC_STRINGS = YES;
@@ -845,11 +853,15 @@
 				COMBINE_HIDPI_IMAGES = YES;
 				CURRENT_PROJECT_VERSION = 1;
 				DEFINES_MODULE = YES;
-				DEVELOPMENT_TEAM = 5JL49Y835V;
+				DEVELOPMENT_TEAM = "";
 				DYLIB_COMPATIBILITY_VERSION = 1;
 				DYLIB_CURRENT_VERSION = 1;
 				DYLIB_INSTALL_NAME_BASE = "@rpath";
 				GENERATE_INFOPLIST_FILE = YES;
+				HEADER_SEARCH_PATHS = (
+					/opt/homebrew/include/SDL2,
+					/usr/local/include/SDL2,
+				);
 				INFOPLIST_KEY_NSHumanReadableCopyright = "";
 				INSTALL_PATH = "$(LOCAL_LIBRARY_DIR)/Frameworks";
 				LD_RUNPATH_SEARCH_PATHS = (
@@ -859,13 +871,23 @@
 				);
 				MARKETING_VERSION = 1.0;
 				OTHER_CFLAGS = (
-					"-I/opt/homebrew/include/SDL2",
 					"-D_THREAD_SAFE",
 					"-DGGML_USE_ACCELERATE",
 				);
 				OTHER_LDFLAGS = (
-					"-L/opt/homebrew/lib",
-					"-lSDL2",
+					/opt/homebrew/lib/libSDL2.a,
+					"-l",
+					iconv,
+					"-weak_framework",
+					CoreHaptics,
+					"-weak_framework",
+					GameController,
+					"-weak_framework",
+					ForceFeedback,
+					"-weak_framework",
+					Carbon,
+					"-weak_framework",
+					AppKit,
 				);
 				PRODUCT_BUNDLE_IDENTIFIER = org.phrack.LibWhisper;
 				PRODUCT_NAME = "$(TARGET_NAME:c99extidentifier)";
@@ -886,11 +908,15 @@
 				COMBINE_HIDPI_IMAGES = YES;
 				CURRENT_PROJECT_VERSION = 1;
 				DEFINES_MODULE = YES;
-				DEVELOPMENT_TEAM = 5JL49Y835V;
+				DEVELOPMENT_TEAM = "";
 				DYLIB_COMPATIBILITY_VERSION = 1;
 				DYLIB_CURRENT_VERSION = 1;
 				DYLIB_INSTALL_NAME_BASE = "@rpath";
 				GENERATE_INFOPLIST_FILE = YES;
+				HEADER_SEARCH_PATHS = (
+					/opt/homebrew/include/SDL2,
+					/usr/local/include/SDL2,
+				);
 				INFOPLIST_KEY_NSHumanReadableCopyright = "";
 				INSTALL_PATH = "$(LOCAL_LIBRARY_DIR)/Frameworks";
 				LD_RUNPATH_SEARCH_PATHS = (
@@ -900,13 +926,23 @@
 				);
 				MARKETING_VERSION = 1.0;
 				OTHER_CFLAGS = (
-					"-I/opt/homebrew/include/SDL2",
 					"-D_THREAD_SAFE",
 					"-DGGML_USE_ACCELERATE",
 				);
 				OTHER_LDFLAGS = (
-					"-L/opt/homebrew/lib",
-					"-lSDL2",
+					/opt/homebrew/lib/libSDL2.a,
+					"-l",
+					iconv,
+					"-weak_framework",
+					CoreHaptics,
+					"-weak_framework",
+					GameController,
+					"-weak_framework",
+					ForceFeedback,
+					"-weak_framework",
+					Carbon,
+					"-weak_framework",
+					AppKit,
 				);
 				PRODUCT_BUNDLE_IDENTIFIER = org.phrack.LibWhisper;
 				PRODUCT_NAME = "$(TARGET_NAME:c99extidentifier)";
@@ -926,7 +962,7 @@
 				COMBINE_HIDPI_IMAGES = YES;
 				CURRENT_PROJECT_VERSION = 1;
 				DEFINES_MODULE = YES;
-				DEVELOPMENT_TEAM = 5JL49Y835V;
+				DEVELOPMENT_TEAM = "";
 				DYLIB_COMPATIBILITY_VERSION = 1;
 				DYLIB_CURRENT_VERSION = 1;
 				DYLIB_INSTALL_NAME_BASE = "@rpath";
@@ -958,7 +994,7 @@
 				COMBINE_HIDPI_IMAGES = YES;
 				CURRENT_PROJECT_VERSION = 1;
 				DEFINES_MODULE = YES;
-				DEVELOPMENT_TEAM = 5JL49Y835V;
+				DEVELOPMENT_TEAM = "";
 				DYLIB_COMPATIBILITY_VERSION = 1;
 				DYLIB_CURRENT_VERSION = 1;
 				DYLIB_INSTALL_NAME_BASE = "@rpath";
@@ -1030,6 +1066,25 @@
 			defaultConfigurationName = Release;
 		};
 /* End XCConfigurationList section */
+
+/* Begin XCRemoteSwiftPackageReference section */
+		37B2997B29F9756F00971690 /* XCRemoteSwiftPackageReference "Sparkle" */ = {
+			isa = XCRemoteSwiftPackageReference;
+			repositoryURL = "https://github.com/sparkle-project/Sparkle";
+			requirement = {
+				kind = upToNextMajorVersion;
+				minimumVersion = 2.0.0;
+			};
+		};
+/* End XCRemoteSwiftPackageReference section */
+
+/* Begin XCSwiftPackageProductDependency section */
+		37B2997C29F9756F00971690 /* Sparkle */ = {
+			isa = XCSwiftPackageProductDependency;
+			package = 37B2997B29F9756F00971690 /* XCRemoteSwiftPackageReference "Sparkle" */;
+			productName = Sparkle;
+		};
+/* End XCSwiftPackageProductDependency section */
 	};
 	rootObject = 37AE7A6729A5A8B300C45FF6 /* Project object */;
 }

Cheetah.xcodeproj/project.xcworkspace/xcshareddata/swiftpm/Package.resolved

@@ -0,0 +1,14 @@
+{
+  "pins" : [
+    {
+      "identity" : "sparkle",
+      "kind" : "remoteSourceControl",
+      "location" : "https://github.com/sparkle-project/Sparkle",
+      "state" : {
+        "revision" : "7907f058bcef1132c9b4af6c049cac598330a5f9",
+        "version" : "2.4.1"
+      }
+    }
+  ],
+  "version" : 2
+}

Cheetah/CheetahApp.swift

@@ -2,6 +2,7 @@ import SwiftUI
 import Combine
 import LibWhisper
 import CheetahIPC
+import Sparkle
 
 enum AnswerRequest {
     case none
@@ -24,6 +25,7 @@ class AppViewModel: ObservableObject {
     
     @Published var analyzer: ConversationAnalyzer?
     @Published var answerRequest = AnswerRequest.none
+    @Published var errorDescription: String?
     
     @Published var transcript: String?
     @Published var answer: String?
@@ -44,6 +46,8 @@ struct CheetahApp: App {
     
     var extensionState = BrowserExtensionState()
     
+    let updaterController = SPUStandardUpdaterController(startingUpdater: true, updaterDelegate: nil, userDriverDelegate: nil)
+    
     func start() async {
         viewModel.devices = try! CaptureDevice.devices
         
@@ -67,35 +71,40 @@ struct CheetahApp: App {
         // Install manifest needed for the browser extension to talk to ExtensionHelper
         _ = try? installNativeMessagingManifest()
         
-        do {
-            for try await request in viewModel.$answerRequest.receive(on: RunLoop.main).values {
-                if let analyzer = viewModel.analyzer {
-                    switch request {
-                    case .answerQuestion:
-                        try await analyzer.answer()
-                        viewModel.answer = analyzer.context[.answer]
-                        viewModel.codeAnswer = analyzer.context[.codeAnswer]
-                        viewModel.answerRequest = .none
+        while true {
+            do {
+                for try await request in viewModel.$answerRequest.receive(on: RunLoop.main).values {
+                    if let analyzer = viewModel.analyzer {
+                        switch request {
+                        case .answerQuestion:
+                            try await analyzer.answer()
+                            viewModel.answer = analyzer.context[.answer]
+                            viewModel.codeAnswer = analyzer.context[.codeAnswer]
+                            viewModel.answerRequest = .none
                             
-                    case .refineAnswer(let selection):
-                        try await analyzer.answer(refine: true, selection: selection)
-                        viewModel.answer = analyzer.context[.answer]
-                        viewModel.codeAnswer = analyzer.context[.codeAnswer]
-                        viewModel.answerRequest = .none
+                        case .refineAnswer(let selection):
+                            try await analyzer.answer(refine: true, selection: selection)
+                            viewModel.answer = analyzer.context[.answer]
+                            viewModel.codeAnswer = analyzer.context[.codeAnswer]
+                            viewModel.answerRequest = .none
                             
-                    case .analyzeCode:
-                        try await analyzer.analyzeCode(extensionState: extensionState)
-                        viewModel.answer = analyzer.context[.answer]
-                        viewModel.answerRequest = .none
+                        case .analyzeCode:
+                            try await analyzer.analyzeCode(extensionState: extensionState)
+                            viewModel.answer = analyzer.context[.answer]
+                            viewModel.answerRequest = .none
                             
-                    case .none:
-                        break
+                        case .none:
+                            break
+                        }
                     }
                 }
+            } catch let error as ErrorResult {
+                viewModel.errorDescription = error.message
+                viewModel.answerRequest = .none
+            } catch {
+                viewModel.errorDescription = error.localizedDescription
+                viewModel.answerRequest = .none
             }
-        } catch {
-            viewModel.answerRequest = .none
-            //TODO: handle error
         }
     }
     
@@ -111,6 +120,37 @@ struct CheetahApp: App {
         }
         .windowResizability(.contentSize)
         .windowStyle(.hiddenTitleBar)
+        .commands {
+            CommandGroup(after: .appInfo) {
+                CheckForUpdatesView(updater: updaterController.updater)
+            }
+            CommandGroup(replacing: .appSettings) {
+                Button(action: {
+                    viewModel.authToken = nil
+                    resetAfterSettingsChanged()
+                }) {
+                    Text("Change API Key…")
+                }
+                Button(action: {
+                    if viewModel.useGPT4 == true {
+                        viewModel.useGPT4 = false
+                    } else {
+                        viewModel.useGPT4 = true
+                    }
+                    resetAfterSettingsChanged()
+                }) {
+                    Text("Use GPT-4")
+                    if viewModel.useGPT4 == true {
+                        Image(systemName: "checkmark")
+                    }
+                }
+            }
+        }
+    }
+    
+    func resetAfterSettingsChanged() {
+        viewModel.selectedDevice = nil
+        viewModel.analyzer = nil
     }
     
     func setCaptureDevice(_ device: CaptureDevice?) {

Cheetah/Info.plist

@@ -1,5 +1,12 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
 <plist version="1.0">
-<dict/>
+<dict>
+	<key>SUFeedURL</key>
+	<string>https://cheetah-sw-update.leetcodemafia.com/appcast.xml</string>
+	<key>SUPublicEDKey</key>
+	<string>30J/+sJRxhziFhK63Xe6OY5kjwF5tG7klmntA0XIGNM=</string>
+	<key>SUEnableSystemProfiling</key>
+	<true/>
+</dict>
 </plist>

Cheetah/OpenAIExecutor.swift

@@ -77,6 +77,8 @@ class OpenAIExecutor {
         let text = result.choices?.first?.text
         if let text = text {
             log(completion: text)
+        } else if let error = result.error {
+            throw error
         }
         return text
     }
@@ -87,6 +89,8 @@ class OpenAIExecutor {
         let content = result.choices?.first?.message.content
         if let content = content {
             log(completion: content)
+        } else if let error = result.error {
+            throw error
         }
         return content
     }

Cheetah/Sparkle.swift

@@ -0,0 +1,32 @@
+import SwiftUI
+import Sparkle
+
+// This view model class publishes when new updates can be checked by the user
+final class CheckForUpdatesViewModel: ObservableObject {
+    @Published var canCheckForUpdates = false
+
+    init(updater: SPUUpdater) {
+        updater.publisher(for: \.canCheckForUpdates)
+            .assign(to: &$canCheckForUpdates)
+    }
+}
+
+// This is the view for the Check for Updates menu item
+// Note this intermediate view is necessary for the disabled state on the menu item to work properly before Monterey.
+// See https://stackoverflow.com/questions/68553092/menu-not-updating-swiftui-bug for more info
+struct CheckForUpdatesView: View {
+    @ObservedObject private var checkForUpdatesViewModel: CheckForUpdatesViewModel
+    private let updater: SPUUpdater
+    
+    init(updater: SPUUpdater) {
+        self.updater = updater
+        
+        // Create our view model for our CheckForUpdatesView
+        self.checkForUpdatesViewModel = CheckForUpdatesViewModel(updater: updater)
+    }
+    
+    var body: some View {
+        Button("Check for Updates…", action: updater.checkForUpdates)
+            .disabled(!checkForUpdatesViewModel.canCheckForUpdates)
+    }
+}

Cheetah/Views/AuthTokenView.swift

@@ -18,7 +18,7 @@ struct AuthTokenView: View {
             }
             .privacySensitive()
             .frame(width: 300)
-            Toggle("Use GPT-4 (access required)", isOn: $toggleValue)
+            Toggle("Use GPT-4 (API access required)", isOn: $toggleValue)
             Button("Save") {
                 storedToken = tokenValue
                 useGPT4 = toggleValue
@@ -30,7 +30,7 @@ struct AuthTokenView: View {
     }
 }
 
-struct APIKeyView_Previews: PreviewProvider {
+struct AuthTokenView_Previews: PreviewProvider {
     static var previews: some View {
         return AuthTokenView(
             storedToken: Binding.constant(nil),

Cheetah/Views/CoachView.swift

@@ -7,6 +7,9 @@ struct CoachView: View {
     @State var answer: String
     @State var answerSelection = NSRange()
     
+    @State var showError = false
+    @State var errorDescription = ""
+    
     init(viewModel: AppViewModel) {
         self.viewModel = viewModel
         self.answer = viewModel.answer ?? ""
@@ -55,6 +58,17 @@ struct CoachView: View {
                 }
             }
         }
+        .onReceive(viewModel.$errorDescription) {
+            if let error = $0 {
+                self.showError = true
+                self.errorDescription = error
+            }
+        }
+        .alert(errorDescription, isPresented: $showError) {
+            Button("OK", role: .cancel) {
+                self.showError = false
+            }
+        }
         HStack {
             VStack(alignment: .leading, spacing: 20) {
                 if let transcript = viewModel.transcript {
@@ -64,21 +78,26 @@ struct CoachView: View {
                         .font(.footnote.italic())
                 }
                 ScrollView {
-                    NSTextFieldWrapper(text: $answer, selectedRange: $answerSelection)
-                        .onChange(of: viewModel.answer) {
-                            if let newAnswer = $0 {
-                                self.answer = newAnswer
+                    if answer != "" {
+                        NSTextFieldWrapper(text: $answer, selectedRange: $answerSelection)
+                            .onChange(of: viewModel.answer) {
+                                if let newAnswer = $0 {
+                                    self.answer = newAnswer
+                                }
                             }
+                    }
+                    if let solution = viewModel.codeAnswer {
+                        HStack {
+                            Text(solution)
+                                .textSelection(.enabled)
+                                .font(.footnote)
+                                .monospaced()
+                                .lineSpacing(1.2)
+                            Spacer()
                         }
+                    }
                 }
                 .frame(maxHeight: 600)
-                if let solution = viewModel.codeAnswer {
-                    Text(solution)
-                        .textSelection(.enabled)
-                        .font(.footnote)
-                        .monospaced()
-                }
-                Spacer()
             }
             Spacer()
         }

Cheetah/Views/ContentView.swift

@@ -6,7 +6,7 @@ struct ContentView: View {
     
     @ViewBuilder
     var body: some View {
-        if viewModel.authToken != nil {
+        if viewModel.authToken?.isEmpty == false {
             VStack(spacing: 16) {
                 switch viewModel.downloadState {
                 case .pending:
@@ -37,7 +37,7 @@ struct ContentView_Previews: PreviewProvider {
         let viewModel = AppViewModel()
         viewModel.devices = [CaptureDevice(id: 0, name: "Audio Loopback Device")]
         viewModel.buttonsAlwaysEnabled = true
-        viewModel.authToken = ""
+        viewModel.authToken = "x"
         viewModel.downloadState = .completed
         viewModel.transcript = "So how would we break this app down into components?"
         viewModel.answer = """
@@ -52,7 +52,7 @@ Props: message
 
 • App Component: Renders the Header, Content, and Footer components
 """
-       return ContentView(viewModel: viewModel)
+        return ContentView(viewModel: viewModel)
             .previewLayout(.fixed(width: 300, height: 500))
             .previewDisplayName("Cheetah")
     }

LICENSE-3RD-PARTY

@@ -0,0 +1,134 @@
+Copyright (c) 2006-2013 Andy Matuschak.
+Copyright (c) 2009-2013 Elgato Systems GmbH.
+Copyright (c) 2011-2014 Kornel Lesiński.
+Copyright (c) 2015-2017 Mayur Pawashe.
+Copyright (c) 2014 C.W. Betts.
+Copyright (c) 2014 Petroules Corporation.
+Copyright (c) 2014 Big Nerd Ranch.
+All rights reserved.
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of
+this software and associated documentation files (the "Software"), to deal in
+the Software without restriction, including without limitation the rights to
+use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+the Software, and to permit persons to whom the Software is furnished to do so,
+subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+=================
+EXTERNAL LICENSES
+=================
+
+bspatch.c and bsdiff.c, from bsdiff 4.3 <http://www.daemonology.net/bsdiff/>:
+
+Copyright 2003-2005 Colin Percival
+All rights reserved
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted providing that the following conditions 
+are met:
+1. Redistributions of source code must retain the above copyright
+   notice, this list of conditions and the following disclaimer.
+2. Redistributions in binary form must reproduce the above copyright
+   notice, this list of conditions and the following disclaimer in the
+   documentation and/or other materials provided with the distribution.
+
+THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
+DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+
+--
+
+sais.c and sais.c, from sais-lite (2010/08/07) <https://sites.google.com/site/yuta256/sais>:
+
+The sais-lite copyright is as follows:
+
+Copyright (c) 2008-2010 Yuta Mori All Rights Reserved.
+
+Permission is hereby granted, free of charge, to any person
+obtaining a copy of this software and associated documentation
+files (the "Software"), to deal in the Software without
+restriction, including without limitation the rights to use,
+copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the
+Software is furnished to do so, subject to the following
+conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+OTHER DEALINGS IN THE SOFTWARE.
+
+--
+
+Portable C implementation of Ed25519, from https://github.com/orlp/ed25519
+
+Copyright (c) 2015 Orson Peters <orsonpeters@gmail.com>
+
+This software is provided 'as-is', without any express or implied warranty. In no event will the
+authors be held liable for any damages arising from the use of this software.
+
+Permission is granted to anyone to use this software for any purpose, including commercial
+applications, and to alter it and redistribute it freely, subject to the following restrictions:
+
+1. The origin of this software must not be misrepresented; you must not claim that you wrote the
+   original software. If you use this software in a product, an acknowledgment in the product
+   documentation would be appreciated but is not required.
+
+2. Altered source versions must be plainly marked as such, and must not be misrepresented as
+   being the original software.
+
+3. This notice may not be removed or altered from any source distribution.
+
+--
+
+SUSignatureVerifier.m:
+
+Copyright (c) 2011 Mark Hamlin.
+
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted providing that the following conditions
+are met:
+1. Redistributions of source code must retain the above copyright
+   notice, this list of conditions and the following disclaimer.
+2. Redistributions in binary form must reproduce the above copyright
+   notice, this list of conditions and the following disclaimer in the
+   documentation and/or other materials provided with the distribution.
+
+THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
+DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.

OpenAISwift/Models/OpenAI.swift

@@ -12,6 +12,11 @@ public struct OpenAI<T: Payload>: Codable {
     public let choices: [T]?
     public let usage: UsageResult?
     public let data: [T]?
+    public let error: ErrorResult?
+}
+
+public struct ErrorResult: Codable, Error {
+    public let message: String
 }
 
 public struct TextResult: Payload {

OpenAISwift/OpenAISwift.swift

@@ -9,6 +9,15 @@ public enum OpenAIError: Error {
     case decodingError(error: Error)
 }
 
+extension OpenAIError: LocalizedError {
+    public var errorDescription: String? {
+        switch self {
+        case .genericError(let error), .decodingError(let error):
+            return error.localizedDescription
+        }
+    }
+}
+
 public class OpenAISwift {
     fileprivate(set) var token: String?
     fileprivate let config: Config
@@ -132,6 +141,9 @@ extension OpenAISwift {
                         let res = try JSONDecoder().decode(OpenAI<MessageResult>.self, from: success)
                         completionHandler(.success(res))
                     } catch {
+                        if let resp = String(data: success, encoding: .utf8) {
+                            print("Failed to decode response:\n", resp)
+                        }
                         completionHandler(.failure(.decodingError(error: error)))
                     }
                 case .failure(let failure):

README.md

@@ -2,7 +2,7 @@
 
 Cheetah is an AI-powered macOS app designed to assist users during remote software engineering interviews by providing real-time, discreet coaching and live coding platform integration.
 
-![Quick demo video (1:28)](https://user-images.githubusercontent.com/106342593/229961889-489e2b36-f3e6-453a-9784-f160bc1c4f8d.mp4)
+[Quick demo video (1:28)](https://user-images.githubusercontent.com/106342593/229961889-489e2b36-f3e6-453a-9784-f160bc1c4f8d.mp4)
 
 <img src="https://github.com/leetcode-mafia/cheetah/raw/91cc5b89864fe28476a7e2062ede2c8322c17896/cheetah.jpg" alt="Screenshot">
 
@@ -17,6 +17,16 @@ Whisper runs locally on your system, utilizing Georgi Gerganov's [whisper.cpp](h
 
 ## Getting started
 
+### Prerequisites
+
+Requires macOS 13.1 or later.
+
+SDL2 must be installed or the app will crash on launch:
+
+```shell
+brew install sdl2
+```
+
 ### Audio driver setup
 
 For the best results, ensure the audio input captures both sides of the conversation.