Add Canvas API and Firebase Remote Config flag handling

refs: MBL-19790
builds: Student
affects: Student
release note: none

Author: petkybenedek

Core/Core/Common/CommonModels/AppEnvironment/ExperimentalFeature.swift

@@ -30,7 +30,7 @@ public enum ExperimentalFeature: String, CaseIterable, Codable {
     case whatIfScore = "what_if_score"
     case rebuiltCalendar = "rebuilt_calendar"
     case revertToOldStudentToDo = "revert_to_old_student_todo"
-    case studentLearnerDashboard = "student_learner_dashboard"
+    case studentLearnerDashboard = "learner_dashboard"
 
     private static var sharedUserDefaults: UserDefaults {
         UserDefaults(suiteName: Bundle.main.appGroupID()) ?? .standard

Core/Core/Common/CommonModels/AppEnvironment/FeatureFlags/GetEnvironmentFeatureFlags.swift

@@ -24,6 +24,7 @@ public enum EnvironmentFeatureFlags: String {
     case mobile_offline_mode
     case account_survey_notifications
     case restrict_student_access
+    case widget_dashboard
 }
 
 public class GetEnvironmentFeatureFlags: CollectionUseCase {

Core/Core/Common/CommonModels/AppEnvironment/SessionDefaults.swift

@@ -319,6 +319,17 @@ public struct SessionDefaults: Equatable {
         set { self["isSpeedGraderAnnotationToolbarVisible"] = newValue }
     }
 
+    // MARK: - Learner Dashboard
+
+    public var learnerDashboardEnabledOnInstance: Bool {
+        get {
+            (self["learnerDashboardEnabledOnInstance"] as? Bool) ?? false
+        }
+        set {
+            self["learnerDashboardEnabledOnInstance"] = newValue
+        }
+    }
+
     public var preferNewLearnerDashboard: Bool {
         get {
             (self["preferNewLearnerDashboard"] as? Bool) ?? true

Core/Core/Features/Dashboard/Settings/Model/DashboardSettingsInteractorLive.swift

@@ -47,7 +47,7 @@ public class DashboardSettingsInteractorLive: DashboardSettingsInteractor {
         self.useNewDashboard = CurrentValueSubject<Bool, Never>(defaults.preferNewLearnerDashboard)
         self.isGradesSwitchVisible = (environment.app == .student)
         self.isColorOverlaySwitchVisible = (environment.app == .student || environment.app == .teacher)
-        self.isNewDashboardSwitchVisible = ExperimentalFeature.studentLearnerDashboard.isEnabled
+        self.isNewDashboardSwitchVisible = ExperimentalFeature.studentLearnerDashboard.isEnabled && defaults.learnerDashboardEnabledOnInstance
         self.userSettings = environment.subscribe(GetUserSettings(userID: "self")) { [weak self] in
             self?.updateColorOverlay()
         }

Student/Student/StudentAppDelegate.swift

@@ -46,7 +46,6 @@ class StudentAppDelegate: UIResponder, UIApplicationDelegate, AppEnvironmentDele
         return env
     }()
 
-    private var environmentFeatureFlags: Store<GetEnvironmentFeatureFlags>?
     private var shouldSetK5StudentView = false
     private var backgroundFileSubmissionAssembly: FileSubmissionAssembly?
 
@@ -125,7 +124,10 @@ class StudentAppDelegate: UIResponder, UIApplicationDelegate, AppEnvironmentDele
                 let userProfile = list.first
                 return unownedSelf.setupUserEnvironment()
                     .flatMap { _ in unownedSelf.getFeatureFlags() }
-                    .map { unownedSelf.initializeTracking(environmentFeatureFlags: $0) }
+                    .map { featureFlags in
+                        unownedSelf.environment.userDefaults?.learnerDashboardEnabledOnInstance = featureFlags.isFeatureEnabled(.widget_dashboard)
+                        unownedSelf.initializeTracking(environmentFeatureFlags: featureFlags)
+                    }
                     .map { _ in unownedSelf.requestNotificationAuthorizationForUITests() }
                     .map { _ in unownedSelf.setK5StudentViewIfNeeded(userProfile: userProfile) }
                     .flatMap { _ in unownedSelf.showLanguageAlertIfNeeded(locale: userProfile?.locale ?? session.locale) }

Student/Student/StudentTabBarController.swift

@@ -97,8 +97,12 @@ class StudentTabBarController: UITabBarController, SnackBarProvider {
             tabBarImageSelected = .homeroomTabActive
         } else {
             let defaults = AppEnvironment.shared.userDefaults ?? .fallback
+
+            let isNewDashboardEnabledByRemoteConfig = ExperimentalFeature.studentLearnerDashboard.isEnabled
+            let isNewDashboardEnabledOnInstance = defaults.learnerDashboardEnabledOnInstance
             let preferNewDashboard = defaults.preferNewLearnerDashboard
-            let shouldShowNewDashboard = ExperimentalFeature.studentLearnerDashboard.isEnabled && preferNewDashboard
+
+            let shouldShowNewDashboard = isNewDashboardEnabledByRemoteConfig && isNewDashboardEnabledOnInstance && preferNewDashboard
 
             if shouldShowNewDashboard {
                 let dashboard = CoreHostingController(LearnerDashboardAssembly.makeScreen())