refactor: google, facebook, phone providers

FirebaseSwiftUI/FirebaseAuthSwiftUI/Sources/Services/AuthService.swift

@@ -29,7 +29,7 @@ public protocol DeleteUserSwift {
   @MainActor func deleteUser(user: User) async throws
 }
 
-public protocol PhoneAuthProviderAuthUIProtocol: AuthProviderSwift {
+public protocol PhoneAuthProviderSwift: AuthProviderSwift {
   @MainActor func verifyPhoneNumber(phoneNumber: String) async throws -> String
 }
 
@@ -108,42 +108,6 @@ public final class AuthService {
   public var currentMFARequired: MFARequired?
   private var currentMFAResolver: MultiFactorResolver?
 
-  // MARK: - AuthPickerView Modal APIs
-
-  public var isShowingAuthModal = false
-
-  public enum AuthModalContentType {
-    case phoneAuth
-  }
-
-  public var currentModal: AuthModalContentType?
-
-  public var authModalViewBuilderRegistry: [AuthModalContentType: () -> AnyView] = [:]
-
-  public func registerModalView(for type: AuthModalContentType,
-                                @ViewBuilder builder: @escaping () -> AnyView) {
-    authModalViewBuilderRegistry[type] = builder
-  }
-
-  public func viewForCurrentModal() -> AnyView? {
-    guard let type = currentModal,
-          let builder = authModalViewBuilderRegistry[type] else {
-      return nil
-    }
-    return builder()
-  }
-
-  public func presentModal(for type: AuthModalContentType) {
-    currentModal = type
-    isShowingAuthModal = true
-  }
-
-  public func dismissModal() {
-    isShowingAuthModal = false
-  }
-
-  // MARK: - End AuthPickerView Modal APIs
-
   // MARK: - Provider APIs
 
   private var listenerManager: AuthListenerManager?

FirebaseSwiftUI/FirebaseAuthSwiftUI/Sources/Views/AuthPickerView.swift

@@ -26,13 +26,6 @@ public struct AuthPickerView {
       .authenticationFlow == .signIn ? .signUp : .signIn
   }
 
-  private var isAuthModalPresented: Binding<Bool> {
-    Binding(
-      get: { authService.isShowingAuthModal },
-      set: { authService.isShowingAuthModal = $0 }
-    )
-  }
-
   @ViewBuilder
   private var authPickerTitleView: some View {
     if authService.authView == .authPicker {
@@ -103,33 +96,6 @@ extension AuthPickerView: View {
             EmptyView()
           }
         }
-      }.sheet(isPresented: isAuthModalPresented) {
-        VStack(spacing: 0) {
-          HStack {
-            Button(action: {
-              authService.dismissModal()
-            }) {
-              HStack(spacing: 4) {
-                Image(systemName: "chevron.left")
-                  .font(.system(size: 17, weight: .medium))
-                Text(authService.string.backButtonLabel)
-                  .font(.system(size: 17))
-              }
-              .foregroundColor(.blue)
-            }
-            Spacer()
-          }
-          .padding()
-          .background(Color(.systemBackground))
-
-          Divider()
-
-          if let view = authService.viewForCurrentModal() {
-            view
-              .frame(maxWidth: .infinity, maxHeight: .infinity)
-              .padding()
-          }
-        }
       }
     }
   }

FirebaseSwiftUI/FirebaseFacebookSwiftUI/Sources/Services/AccountService+Facebook.swift

@@ -24,7 +24,7 @@ import FirebaseAuthSwiftUI
 import Observation
 
 protocol FacebookOperationReauthentication {
-  var facebookProvider: FacebookProviderAuthUI { get }
+  var facebookProvider: FacebookProviderSwift { get }
 }
 
 extension FacebookOperationReauthentication {
@@ -47,8 +47,8 @@ extension FacebookOperationReauthentication {
 @MainActor
 class FacebookDeleteUserOperation: AuthenticatedOperation,
   @preconcurrency FacebookOperationReauthentication {
-  let facebookProvider: FacebookProviderAuthUI
-  init(facebookProvider: FacebookProviderAuthUI) {
+  let facebookProvider: FacebookProviderSwift
+  init(facebookProvider: FacebookProviderSwift) {
     self.facebookProvider = facebookProvider
   }
 

FirebaseSwiftUI/FirebaseFacebookSwiftUI/Sources/Services/AuthService+Facebook.swift

@@ -23,9 +23,9 @@ import FirebaseAuthSwiftUI
 
 public extension AuthService {
   @discardableResult
-  func withFacebookSignIn(scopes scopes: [String]? = nil) -> AuthService {
-    FacebookProviderAuthUI.configureProvider(scopes: scopes)
-    registerProvider(providerWithButton: FacebookProviderAuthUI.shared)
+  func withFacebookSignIn(_ provider: FacebookProviderSwift? = nil) -> AuthService {
+    registerProvider(providerWithButton: FacebookProviderAuthUI(provider: provider ??
+        FacebookProviderSwift()))
     return self
   }
 }

FirebaseSwiftUI/FirebaseFacebookSwiftUI/Sources/Services/FacebookProviderAuthUI.swift

@@ -19,10 +19,6 @@ import FirebaseAuth
 import FirebaseAuthSwiftUI
 import SwiftUI
 
-let kFacebookEmailScope = "email"
-let kFacebookProfileScope = "public_profile"
-let kDefaultFacebookScopes = [kFacebookEmailScope, kFacebookProfileScope]
-
 public enum FacebookProviderError: Error {
   case signInCancelled(String)
   case configurationInvalid(String)
@@ -31,44 +27,20 @@ public enum FacebookProviderError: Error {
   case authenticationToken(String)
 }
 
-public class FacebookProviderAuthUI: AuthProviderSwift, AuthProviderUI, DeleteUserSwift {
-  public let id: String = "facebook"
+public class FacebookProviderSwift: AuthProviderSwift, DeleteUserSwift {
   let scopes: [String]
-  let shortName = "Facebook"
   let providerId = "facebook.com"
   private let loginManager = LoginManager()
   private var rawNonce: String?
   private var shaNonce: String?
   // Needed for reauthentication
   var isLimitedLogin: Bool = true
-
-  public var provider: AuthProviderSwift { self }
-
-  @MainActor private static var _shared: FacebookProviderAuthUI = FacebookProviderAuthUI(scopes: kDefaultFacebookScopes)
-
-  @MainActor public static var shared: FacebookProviderAuthUI {
-    return _shared
-  }
 
-  @MainActor public static func configureProvider(scopes: [String]? = nil, isLimitedLogin: Bool = true) {
-    _shared = FacebookProviderAuthUI(scopes: scopes, isLimitedLogin: isLimitedLogin)
-  }
-
-  public init(scopes: [String]? = nil, isLimitedLogin: Bool = true) {
-    self.scopes = scopes ?? kDefaultFacebookScopes
+  public init(scopes: [String] = ["email", "public_profile"], isLimitedLogin: Bool = true) {
+    self.scopes = scopes
     self.isLimitedLogin = isLimitedLogin
   }
 
-  @MainActor public func authButton() -> AnyView {
-    AnyView(SignInWithFacebookButton())
-  }
-
-  public func deleteUser(user: User) async throws {
-    let operation = FacebookDeleteUserOperation(facebookProvider: self)
-    try await operation(on: user)
-  }
-
-
   @MainActor public func createAuthCredential() async throws -> AuthCredential {
     let loginType: LoginTracking = isLimitedLogin ? .limited : .enabled
 
@@ -149,4 +121,22 @@ public class FacebookProviderAuthUI: AuthProviderSwift, AuthProviderUI, DeleteUs
         )
     }
   }
+
+  public func deleteUser(user: User) async throws {
+    let operation = FacebookDeleteUserOperation(facebookProvider: self)
+    try await operation(on: user)
+  }
+}
+
+public class FacebookProviderAuthUI: AuthProviderUI {
+  public var provider: AuthProviderSwift
+  public let id: String = "facebook.com"
+
+  public init(provider: AuthProviderSwift) {
+    self.provider = provider
+  }
+
+  @MainActor public func authButton() -> AnyView {
+    AnyView(SignInWithFacebookButton(facebookProvider: provider))
+  }
 }

FirebaseSwiftUI/FirebaseFacebookSwiftUI/Sources/Views/SignInWithFacebookButton.swift

@@ -23,14 +23,16 @@ import SwiftUI
 @MainActor
 public struct SignInWithFacebookButton {
   @Environment(AuthService.self) private var authService
+  let facebookProvider: AuthProviderSwift
   @State private var errorMessage = ""
   @State private var showCanceledAlert = false
   @State private var limitedLogin = true
   @State private var showUserTrackingAlert = false
   @State private var trackingAuthorizationStatus: ATTrackingManager
     .AuthorizationStatus = .notDetermined
 
-  public init() {
+  public init(facebookProvider: AuthProviderSwift) {
+    self.facebookProvider = facebookProvider
     _trackingAuthorizationStatus = State(initialValue: ATTrackingManager
       .trackingAuthorizationStatus)
   }
@@ -65,7 +67,6 @@ extension SignInWithFacebookButton: View {
     Button(action: {
       Task {
         do {
-          let facebookProvider = FacebookProviderAuthUI(isLimitedLogin: limitedLogin)
           try await authService.signIn(facebookProvider)
         } catch {
           switch error {
@@ -128,6 +129,7 @@ extension SignInWithFacebookButton: View {
 
 #Preview {
   FirebaseOptions.dummyConfigurationForPreview()
-  return SignInWithFacebookButton()
+  let facebookProvider = FacebookProviderSwift()
+  return SignInWithFacebookButton(facebookProvider: facebookProvider)
     .environment(AuthService())
 }

FirebaseSwiftUI/FirebaseGoogleSwiftUI/Sources/Services/AccountService+Google.swift

@@ -31,7 +31,7 @@ import FirebaseAuthSwiftUI
 import Observation
 
 protocol GoogleOperationReauthentication {
-  var googleProvider: GoogleProviderAuthUI { get }
+  var googleProvider: GoogleProviderSwift { get }
 }
 
 extension GoogleOperationReauthentication {
@@ -54,8 +54,8 @@ extension GoogleOperationReauthentication {
 @MainActor
 class GoogleDeleteUserOperation: AuthenticatedOperation,
   @preconcurrency GoogleOperationReauthentication {
-  let googleProvider: GoogleProviderAuthUI
-  init(googleProvider: GoogleProviderAuthUI) {
+  let googleProvider: GoogleProviderSwift
+  init(googleProvider: GoogleProviderSwift) {
     self.googleProvider = googleProvider
   }
 

FirebaseSwiftUI/FirebaseGoogleSwiftUI/Sources/Services/AuthService+Google.swift

@@ -23,9 +23,9 @@ import FirebaseAuthSwiftUI
 
 public extension AuthService {
   @discardableResult
-  func withGoogleSignIn(scopes scopes: [String]? = nil) -> AuthService {
-    let clientID = auth.app?.options.clientID ?? ""
-    registerProvider(providerWithButton: GoogleProviderAuthUI(scopes: scopes, clientID: clientID))
+  func withGoogleSignIn(_ provider: GoogleProviderSwift? = nil) -> AuthService {
+    registerProvider(providerWithButton: GoogleProviderAuthUI(provider: provider ??
+        GoogleProviderSwift(clientID: auth.app?.options.clientID ?? "")))
     return self
   }
 }

FirebaseSwiftUI/FirebaseGoogleSwiftUI/Sources/Services/GoogleProviderAuthUI.swift

@@ -19,37 +19,24 @@ import GoogleSignIn
 import GoogleSignInSwift
 import SwiftUI
 
-let kGoogleUserInfoEmailScope = "https://www.googleapis.com/auth/userinfo.email"
-let kGoogleUserInfoProfileScope = "https://www.googleapis.com/auth/userinfo.profile"
-let kDefaultScopes = [kGoogleUserInfoEmailScope, kGoogleUserInfoProfileScope]
-
 public enum GoogleProviderError: Error {
   case rootViewControllerNotFound(String)
   case authenticationToken(String)
   case user(String)
 }
 
-public class GoogleProviderAuthUI: AuthProviderSwift, AuthProviderUI, DeleteUserSwift {
-  public let id: String = "google"
+public class GoogleProviderSwift: AuthProviderSwift, DeleteUserSwift {
   let scopes: [String]
-  let shortName = "Google"
+  let clientID: String
   let providerId = "google.com"
-  public let clientID: String
-
-  public var provider: AuthProviderSwift { self }
-
-  public init(scopes: [String]? = nil, clientID: String = FirebaseApp.app()!.options.clientID!) {
-    self.scopes = scopes ?? kDefaultScopes
-    self.clientID = clientID
-  }
-
-  @MainActor public func authButton() -> AnyView {
-    AnyView(SignInWithGoogleButton())
-  }
 
-  public func deleteUser(user: User) async throws {
-    let operation = GoogleDeleteUserOperation(googleProvider: self)
-    try await operation(on: user)
+  public init(scopes: [String] = [
+    "https://www.googleapis.com/auth/userinfo.email",
+    "https://www.googleapis.com/auth/userinfo.profile",
+  ],
+  clientID: String) {
+    self.clientID = clientID
+    self.scopes = scopes
   }
 
   @MainActor public func createAuthCredential() async throws -> AuthCredential {
@@ -61,7 +48,7 @@ public class GoogleProviderAuthUI: AuthProviderSwift, AuthProviderUI, DeleteUser
         )
     }
 
-    let config = GIDConfiguration(clientID: self.clientID)
+    let config = GIDConfiguration(clientID: clientID)
     GIDSignIn.sharedInstance.configuration = config
 
     return try await withCheckedThrowingContinuation { continuation in
@@ -86,4 +73,22 @@ public class GoogleProviderAuthUI: AuthProviderSwift, AuthProviderUI, DeleteUser
       }
     }
   }
+
+  public func deleteUser(user: User) async throws {
+    let operation = GoogleDeleteUserOperation(googleProvider: self)
+    try await operation(on: user)
+  }
+}
+
+public class GoogleProviderAuthUI: AuthProviderUI {
+  public var provider: AuthProviderSwift
+  public let id: String = "google.com"
+
+  public init(provider: AuthProviderSwift) {
+    self.provider = provider
+  }
+
+  @MainActor public func authButton() -> AnyView {
+    AnyView(SignInWithGoogleButton(googleProvider: provider))
+  }
 }

FirebaseSwiftUI/FirebaseGoogleSwiftUI/Sources/Views/SignInWithGoogleButton.swift

@@ -26,7 +26,11 @@ import SwiftUI
 @MainActor
 public struct SignInWithGoogleButton {
   @Environment(AuthService.self) private var authService
-  private let googleProvider = GoogleProviderAuthUI()
+  let googleProvider: AuthProviderSwift
+
+  public init(googleProvider: AuthProviderSwift) {
+    self.googleProvider = googleProvider
+  }
 
   let customViewModel = GoogleSignInButtonViewModel(
     scheme: .light,
@@ -48,6 +52,7 @@ extension SignInWithGoogleButton: View {
 
 #Preview {
   FirebaseOptions.dummyConfigurationForPreview()
-  return SignInWithGoogleButton()
+  let googleProvider = GoogleProviderSwift(clientID: "")
+  return SignInWithGoogleButton(googleProvider: googleProvider)
     .environment(AuthService())
 }