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20 changes: 20 additions & 0 deletions Stepic/Legacy/Analytics/Events/AmplitudeAnalyticsEvents.swift
Original file line number Diff line number Diff line change
Expand Up @@ -465,6 +465,26 @@ extension AnalyticsEvent {
return AmplitudeAnalyticsEvent(name: "Font size selected", parameters: ["size": fontSizeStringValue])
}

// MARK: - Content Language -

static func contentLanguageChanged(
_ contentLanguage: ContentLanguage,
source: ContentLanguageChangeSource
) -> AmplitudeAnalyticsEvent {
AmplitudeAnalyticsEvent(
name: "Content language changed",
parameters: [
"language": contentLanguage.languageString,
"source": source.rawValue
]
)
}

enum ContentLanguageChangeSource: String {
case catalog
case settings
}

// MARK: - CoursePreview -

static func coursePreviewScreenOpened(course: Course, viewSource: CourseViewSource) -> AmplitudeAnalyticsEvent {
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -8,7 +8,8 @@ final class ContentLanguageSwitchAssembly: Assembly {
let presenter = ContentLanguageSwitchPresenter()
let interactor = ContentLanguageSwitchInteractor(
presenter: presenter,
provider: provider
provider: provider,
analytics: StepikAnalytics.shared
)
let viewController = ContentLanguageSwitchViewController(
interactor: interactor
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -10,14 +10,18 @@ final class ContentLanguageSwitchInteractor: ContentLanguageSwitchInteractorProt
private let presenter: ContentLanguageSwitchPresenterProtocol
private let provider: ContentLanguageSwitchProviderProtocol

private let analytics: Analytics

private var currentAvailableContentLanguages: [(UniqueIdentifierType, ContentLanguage)] = []

init(
presenter: ContentLanguageSwitchPresenterProtocol,
provider: ContentLanguageSwitchProviderProtocol
provider: ContentLanguageSwitchProviderProtocol,
analytics: Analytics
) {
self.presenter = presenter
self.provider = provider
self.analytics = analytics
}

func doLanguagesListPresentation(request: ContentLanguageSwitch.LanguagesLoad.Request) {
Expand Down Expand Up @@ -56,6 +60,8 @@ final class ContentLanguageSwitchInteractor: ContentLanguageSwitchInteractorProt
fatalError("Request contains invalid data")
}

self.analytics.send(.contentLanguageChanged(selectedLanguage, source: .catalog))

self.provider.setGlobalContentLanguage(selectedLanguage)
self.presenter.presentLanguageChange(
response: ContentLanguageSwitch.LanguageSelection.Response(
Expand Down
4 changes: 3 additions & 1 deletion Stepic/Sources/Modules/Settings/SettingsInteractor.swift
Original file line number Diff line number Diff line change
Expand Up @@ -117,7 +117,9 @@ final class SettingsInteractor: SettingsInteractorProtocol {
}

func doContentLanguageSettingUpdate(request: Settings.ContentLanguageSettingUpdate.Request) {
self.provider.globalContentLanguage = ContentLanguage(languageString: request.setting.uniqueIdentifier)
let selectedContentLanguage = ContentLanguage(languageString: request.setting.uniqueIdentifier)
self.provider.globalContentLanguage = selectedContentLanguage
self.analytics.send(.contentLanguageChanged(selectedContentLanguage, source: .settings))
}

func doStepFontSizeSettingPresentation(request: Settings.StepFontSizeSettingPresentation.Request) {
Expand Down