Updated on 2026-08-14

app/src/main/java/com/tangem/tap/common/analytics/events/AnalyticsParam.kt

@@ -60,6 +60,13 @@ sealed class AnalyticsParam {
         object BlockchainSdk : Error("Blockchain Sdk Error")
     }
 
+    sealed class ScannedFrom(val value: String) {
+        object Introduction : ScannedFrom("Introduction")
+        object Main : ScannedFrom("Main")
+        object SignIn : ScannedFrom("Sign In")
+        object MyWallets : ScannedFrom("My Wallets")
+    }
+
     companion object Key {
         const val Batch = "Batch"
         const val ProductType = "Product Type"

app/src/main/java/com/tangem/tap/common/analytics/events/Basic.kt

@@ -11,6 +11,15 @@ sealed class Basic(
     error: Throwable? = null,
 ) : AnalyticsEvent("Basic", event, params, error) {
 
+    class CardWasScanned(
+        source: AnalyticsParam.ScannedFrom,
+    ) : Basic(
+        event = "Card Was Scanned",
+        params = mapOf(
+            "Source" to source.value,
+        ),
+    )
+
     class SignedIn(
         state: AnalyticsParam.CardBalanceState,
         currency: AnalyticsParam.CardCurrency,

app/src/main/java/com/tangem/tap/common/analytics/events/IntroductionProcess.kt

@@ -14,6 +14,5 @@ sealed class IntroductionProcess(
     class ButtonTokensList : IntroductionProcess("Button - Tokens List")
     class ButtonBuyCards : IntroductionProcess("Button - Buy Cards")
     class ButtonScanCard : IntroductionProcess("Button - Scan Card")
-    class CardWasScanned : IntroductionProcess("Card Was Scanned")
     class ButtonRequestSupport : IntroductionProcess("Button - Request Support")
 }

app/src/main/java/com/tangem/tap/common/analytics/events/MainScreen.kt

@@ -13,7 +13,6 @@ sealed class MainScreen(
     class ScreenOpened : MainScreen("Screen opened")
 
     class ButtonScanCard : MainScreen("Button - Scan Card")
-    class CardWasScanned : MainScreen("Card Was Scanned")
     class ButtonMyWallets : MainScreen("Button - My Wallets")
 
     class EnableBiometrics(state: AnalyticsParam.OnOffState) : MainScreen(

app/src/main/java/com/tangem/tap/common/analytics/events/MyWallets.kt

@@ -8,7 +8,6 @@ sealed class MyWallets(
 ) : AnalyticsEvent("My Wallets", event, params) {
 
     class MyWalletsScreenOpened : MyWallets(event = "My Wallets Screen Opened")
-    class CardWasScanned : MyWallets(event = "Card Was Scanned")
 
     sealed class Button {
         class ScanNewCard : MyWallets(event = "Button - Scan New Card")

app/src/main/java/com/tangem/tap/common/analytics/events/SignIn.kt

@@ -12,7 +12,6 @@ sealed class SignIn(
 ) : AnalyticsEvent("Sign In", event, params, error) {
 
     class ScreenOpened : SignIn(event = "Sing In Screen Opened")
-    class CardWasScanned : SignIn(event = "Card Was Scanned")
 
     class ButtonBiometricSignIn : SignIn(event = "Button - Biometric Sign In")
     class ButtonCardSignIn : SignIn(event = "Button - Card Sign In")

app/src/main/java/com/tangem/tap/features/home/redux/HomeAction.kt

@@ -1,7 +1,8 @@
 package com.tangem.tap.features.home.redux
 
 import com.tangem.core.analytics.AnalyticsEvent
-import com.tangem.tap.common.analytics.events.IntroductionProcess
+import com.tangem.tap.common.analytics.events.AnalyticsParam
+import com.tangem.tap.common.analytics.events.Basic
 import com.tangem.tap.common.entities.IndeterminateProgressButton
 import org.rekotlin.Action
 
@@ -11,7 +12,7 @@ sealed class HomeAction : Action {
     object Init : HomeAction()
 
     data class ReadCard(
-        val analyticsEvent: AnalyticsEvent? = IntroductionProcess.CardWasScanned(),
+        val analyticsEvent: AnalyticsEvent? = Basic.CardWasScanned(AnalyticsParam.ScannedFrom.Introduction),
     ) : HomeAction()
 
     data class ScanInProgress(val scanInProgress: Boolean) : HomeAction()

app/src/main/java/com/tangem/tap/features/wallet/redux/middlewares/WalletMiddleware.kt

@@ -15,6 +15,7 @@ import com.tangem.operations.attestation.OnlineCardVerifier
 import com.tangem.tap.common.analytics.converters.BasicEventsPreChecker
 import com.tangem.tap.common.analytics.converters.BasicEventsSourceData
 import com.tangem.tap.common.analytics.events.AnalyticsParam
+import com.tangem.tap.common.analytics.events.Basic
 import com.tangem.tap.common.analytics.events.MainScreen
 import com.tangem.tap.common.analytics.events.Token
 import com.tangem.tap.common.extensions.copyToClipboard
@@ -378,7 +379,7 @@ class WalletMiddleware {
             }
             else -> {
                 Analytics.send(MainScreen.ButtonScanCard())
-                store.dispatch(WalletAction.Scan(MainScreen.CardWasScanned()))
+                store.dispatch(WalletAction.Scan(Basic.CardWasScanned(AnalyticsParam.ScannedFrom.Main)))
             }
         }
     }

app/src/main/java/com/tangem/tap/features/walletSelector/redux/WalletSelectorMiddleware.kt

@@ -9,6 +9,8 @@ import com.tangem.common.map
 import com.tangem.core.analytics.Analytics
 import com.tangem.domain.common.ScanResponse
 import com.tangem.domain.common.util.UserWalletId
+import com.tangem.tap.common.analytics.events.AnalyticsParam
+import com.tangem.tap.common.analytics.events.Basic
 import com.tangem.tap.common.analytics.events.MyWallets
 import com.tangem.tap.common.extensions.addCardContext
 import com.tangem.tap.common.extensions.dispatchOnMain
@@ -136,7 +138,7 @@ internal class WalletSelectorMiddleware {
         )
 
         ScanCardProcessor.scan(
-            analyticsEvent = MyWallets.CardWasScanned(),
+            analyticsEvent = Basic.CardWasScanned(AnalyticsParam.ScannedFrom.MyWallets),
             onWalletNotCreated = {
                 // No need to rollback policy, continue with the policy set before the card scan
                 store.dispatchOnMain(WalletSelectorAction.AddWallet.Success)

app/src/main/java/com/tangem/tap/features/welcome/redux/WelcomeMiddleware.kt

@@ -6,6 +6,8 @@ import com.tangem.common.doOnFailure
 import com.tangem.common.doOnSuccess
 import com.tangem.core.analytics.Analytics
 import com.tangem.domain.common.ScanResponse
+import com.tangem.tap.common.analytics.events.AnalyticsParam
+import com.tangem.tap.common.analytics.events.Basic
 import com.tangem.tap.common.analytics.events.SignIn
 import com.tangem.tap.common.extensions.addCardContext
 import com.tangem.tap.common.extensions.dispatchOnMain
@@ -109,7 +111,7 @@ internal class WelcomeMiddleware {
             useBiometricsForAccessCode = preferencesStorage.shouldSaveAccessCodes,
         )
         ScanCardProcessor.scan(
-            analyticsEvent = SignIn.CardWasScanned(),
+            analyticsEvent = Basic.CardWasScanned(AnalyticsParam.ScannedFrom.SignIn),
             onSuccess = { scanResponse ->
                 scope.launch { onCardScanned(scanResponse) }
             },