bump version

fixes #3

Cheetah.xcodeproj/project.pbxproj

@@ -786,7 +786,7 @@
 				CODE_SIGN_ENTITLEMENTS = Cheetah/Cheetah.entitlements;
 				CODE_SIGN_STYLE = Automatic;
 				COMBINE_HIDPI_IMAGES = YES;
-				CURRENT_PROJECT_VERSION = 1;
+				CURRENT_PROJECT_VERSION = 3;
 				DEVELOPMENT_ASSET_PATHS = "\"Cheetah/Preview Content\"";
 				DEVELOPMENT_TEAM = 5JL49Y835V;
 				ENABLE_HARDENED_RUNTIME = NO;
@@ -799,7 +799,7 @@
 					"$(inherited)",
 					"@executable_path/../Frameworks",
 				);
-				MARKETING_VERSION = 1.0;
+				MARKETING_VERSION = 1.2;
 				PRODUCT_BUNDLE_IDENTIFIER = org.phrack.Cheetah;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_EMIT_LOC_STRINGS = YES;
@@ -816,7 +816,7 @@
 				CODE_SIGN_ENTITLEMENTS = Cheetah/Cheetah.entitlements;
 				CODE_SIGN_STYLE = Automatic;
 				COMBINE_HIDPI_IMAGES = YES;
-				CURRENT_PROJECT_VERSION = 1;
+				CURRENT_PROJECT_VERSION = 3;
 				DEVELOPMENT_ASSET_PATHS = "\"Cheetah/Preview Content\"";
 				DEVELOPMENT_TEAM = 5JL49Y835V;
 				ENABLE_HARDENED_RUNTIME = NO;
@@ -829,7 +829,7 @@
 					"$(inherited)",
 					"@executable_path/../Frameworks",
 				);
-				MARKETING_VERSION = 1.0;
+				MARKETING_VERSION = 1.2;
 				PRODUCT_BUNDLE_IDENTIFIER = org.phrack.Cheetah;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_EMIT_LOC_STRINGS = YES;

Cheetah/CheetahApp.swift

@@ -24,6 +24,7 @@ class AppViewModel: ObservableObject {
     
     @Published var analyzer: ConversationAnalyzer?
     @Published var answerRequest = AnswerRequest.none
+    @Published var errorDescription: String?
     
     @Published var transcript: String?
     @Published var answer: String?
@@ -67,35 +68,40 @@ struct CheetahApp: App {
         // Install manifest needed for the browser extension to talk to ExtensionHelper
         _ = try? installNativeMessagingManifest()
         
-        do {
-            for try await request in viewModel.$answerRequest.receive(on: RunLoop.main).values {
-                if let analyzer = viewModel.analyzer {
-                    switch request {
-                    case .answerQuestion:
-                        try await analyzer.answer()
-                        viewModel.answer = analyzer.context[.answer]
-                        viewModel.codeAnswer = analyzer.context[.codeAnswer]
-                        viewModel.answerRequest = .none
-                    
-                    case .refineAnswer(let selection):
-                        try await analyzer.answer(refine: true, selection: selection)
-                        viewModel.answer = analyzer.context[.answer]
-                        viewModel.codeAnswer = analyzer.context[.codeAnswer]
-                        viewModel.answerRequest = .none
-                        
-                    case .analyzeCode:
-                        try await analyzer.analyzeCode(extensionState: extensionState)
-                        viewModel.answer = analyzer.context[.answer]
-                        viewModel.answerRequest = .none
-                        
-                    case .none:
-                        break
+        while true {
+            do {
+                for try await request in viewModel.$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 .analyzeCode:
+                            try await analyzer.analyzeCode(extensionState: extensionState)
+                            viewModel.answer = analyzer.context[.answer]
+                            viewModel.answerRequest = .none
+                            
+                        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 +117,34 @@ struct CheetahApp: App {
         }
         .windowResizability(.contentSize)
         .windowStyle(.hiddenTitleBar)
+        .commands {
+            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/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/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 {

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:

OpenAISwift/Models/OpenAI.swift

@@ -12,6 +12,12 @@ 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 let code: 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.