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[FirebaseAI] Add usage of Grounding with Google Search #1724
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15d6f04
[FirebaseAI] Add usage of Grounding with Google Search
dlarocque ec1c964
Add xcode project changes
dlarocque d9fe94d
remove app bar, user icon, candidate extension
dlarocque 8b176d1
style
dlarocque 9f02ca3
Refactor to improve reusability!
dlarocque 2c78802
set default model
dlarocque 5be4ca3
Merge branch 'main' into dl/grounding
dlarocque c9d86e0
Temporarily use `CocoaPods-12.0.0` branch for SPM dependency
andrewheard 99c1362
Temporarily use commit SHA before Analytics 12.0 for SPM dependency
andrewheard fb77255
Refactor
dlarocque 3db183b
Update grounding PR branch to use Firebase 12 release
paulb777 118ee3c
Merge pull request #1730 from firebase/pb-grounding-12
dlarocque 58580a7
Review fixes
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109 changes: 109 additions & 0 deletions
109
firebaseai/GroundingSample/Screens/GroundingScreen.swift
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,109 @@ | ||
| // Copyright 2025 Google LLC | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
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| import FirebaseAI | ||
| import SwiftUI | ||
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| struct GroundingScreen: View { | ||
| @StateObject var viewModel: GroundingViewModel | ||
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| init(firebaseService: FirebaseAI) { | ||
| _viewModel = StateObject(wrappedValue: GroundingViewModel(firebaseService: firebaseService)) | ||
| } | ||
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| var body: some View { | ||
| VStack(spacing: 0) { | ||
| Divider() | ||
|
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| // Main content | ||
| ScrollView { | ||
| VStack(spacing: 20) { | ||
| if viewModel.inProgress { | ||
| ProgressView().padding() | ||
| } | ||
|
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| VStack(spacing: 20) { | ||
| if let response = viewModel.response { | ||
| // User Prompt turn | ||
| UserPromptView(prompt: viewModel.sentPrompt) | ||
| .frame(maxWidth: .infinity, alignment: .trailing) | ||
|
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| // Model Response turn (handles compliance internally) | ||
| ModelResponseTurnView(response: response) | ||
| .frame(maxWidth: .infinity, alignment: .leading) | ||
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| } else if let errorMessage = viewModel.errorMessage { | ||
| Text(errorMessage) | ||
| .foregroundColor(.red) | ||
| .padding() | ||
| } | ||
| } | ||
| .padding() | ||
| } | ||
| } | ||
| .background(Color.appBackground) | ||
| .onTapGesture { | ||
| hideKeyboard() | ||
| } | ||
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| // Input Field | ||
| GroundingInputView( | ||
| userInput: $viewModel.userInput, | ||
| isGenerating: viewModel.inProgress | ||
| ) { | ||
| Task { | ||
| await viewModel.generateGroundedResponse() | ||
| } | ||
| } | ||
| } | ||
| .navigationTitle("Grounding") | ||
| .navigationBarTitleDisplayMode(.inline) | ||
| } | ||
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| private func hideKeyboard() { | ||
| UIApplication.shared.sendAction(#selector(UIResponder.resignFirstResponder), | ||
| to: nil, from: nil, for: nil) | ||
| } | ||
| } | ||
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| private struct GroundingInputView: View { | ||
| @Binding var userInput: String | ||
| var isGenerating: Bool | ||
| var onSend: () -> Void | ||
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| var body: some View { | ||
| HStack { | ||
| TextField("Ask a question...", text: $userInput) | ||
| .textFieldStyle(.plain) | ||
| .padding(10) | ||
| .background(Color.inputBackground) | ||
| .cornerRadius(20) | ||
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| Button(action: onSend) { | ||
| Image(systemName: "arrow.up.circle.fill") | ||
| .font(.title) | ||
| .foregroundColor(userInput.isEmpty ? .gray : .accentColor) | ||
| } | ||
| .disabled(userInput.isEmpty || isGenerating) | ||
| } | ||
| .padding() | ||
| .background(Color.appBackground.shadow(radius: 2, y: -1)) | ||
| } | ||
| } | ||
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| #Preview { | ||
| NavigationView { | ||
| GroundingScreen(firebaseService: FirebaseAI.firebaseAI()) | ||
| } | ||
| } | ||
59 changes: 59 additions & 0 deletions
59
firebaseai/GroundingSample/ViewModels/GroundingViewModel.swift
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,59 @@ | ||
| // Copyright 2025 Google LLC | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
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| import FirebaseAI | ||
| import Foundation | ||
| import OSLog | ||
|
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| @MainActor | ||
| class GroundingViewModel: ObservableObject { | ||
| private var logger = Logger(subsystem: Bundle.main.bundleIdentifier!, category: "generative-ai") | ||
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| @Published var userInput: String = "What's the weather in Chicago this weekend?" | ||
| @Published var sentPrompt: String = "" | ||
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| @Published var response: GenerateContentResponse? | ||
| @Published var errorMessage: String? | ||
| @Published var inProgress = false | ||
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| private let model: GenerativeModel | ||
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| init(firebaseService: FirebaseAI) { | ||
| model = firebaseService.generativeModel( | ||
| modelName: "gemini-2.5-flash", | ||
| tools: [.googleSearch()] | ||
| ) | ||
| } | ||
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| func generateGroundedResponse() async { | ||
| guard !userInput.isEmpty else { return } | ||
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| inProgress = true | ||
| defer { inProgress = false } | ||
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| errorMessage = nil | ||
| response = nil | ||
| sentPrompt = userInput | ||
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| do { | ||
| let result = try await model.generateContent(userInput) | ||
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| response = result | ||
| userInput = "" // Clear input field on success | ||
| } catch { | ||
| logger.error("Error generating content: \(error)") | ||
| errorMessage = error.localizedDescription | ||
| } | ||
| } | ||
| } |
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