Updated on 2026-08-14

app/src/main/java/com/tangem/tap/persistence/PreferencesStorage.kt

@@ -15,6 +15,7 @@ class PreferencesStorage(applicationContext: Application) {
     val appRatingLaunchObserver: AppRatingLaunchObserver
     val usedCardsPrefStorage: UsedCardsPrefStorage
     val fiatCurrenciesPrefStorage: FiatCurrenciesPrefStorage
+    val saltPayRegistrationStorage: SaltPayRegistrationStorage
 
     init {
         incrementLaunchCounter()
@@ -23,6 +24,7 @@ class PreferencesStorage(applicationContext: Application) {
         usedCardsPrefStorage.migrate()
         fiatCurrenciesPrefStorage = FiatCurrenciesPrefStorage(preferences, MoshiJsonConverter.INSTANCE)
         fiatCurrenciesPrefStorage.migrate()
+        saltPayRegistrationStorage = SaltPayRegistrationPrefStorage(applicationContext, MoshiJsonConverter.INSTANCE)
     }
 
     var chatFirstLaunchTime: Long?

app/src/main/java/com/tangem/tap/persistence/SaltPayRegistrationPrefStorage.kt

@@ -0,0 +1,82 @@
+package com.tangem.tap.persistence
+
+import android.content.Context
+import androidx.core.content.edit
+import at.favre.lib.armadillo.ArmadilloSharedPreferences
+import com.tangem.common.json.MoshiJsonConverter
+import com.tangem.common.services.secure.SecureStorage
+import com.tangem.tangem_sdk_new.storage.createEncryptedSharedPreferences
+
+/**
+[REDACTED_AUTHOR]
+ */
+interface SaltPayRegistrationStorage {
+    var data: SaltPayRegistratorData
+
+    fun reset()
+
+    companion object {
+        fun stub(): SaltPayRegistrationStorage = object : SaltPayRegistrationStorage {
+            override var data: SaltPayRegistratorData = SaltPayRegistratorData()
+            override fun reset() {}
+        }
+    }
+}
+
+data class SaltPayRegistratorData(
+    val transactionsSent: Boolean = false,
+)
+
+class SaltPayRegistrationPrefStorage(
+    context: Context,
+    private val converter: MoshiJsonConverter,
+) : SaltPayRegistrationStorage {
+
+    private val storage: ArmadilloSharedPreferences = SecureStorage.createEncryptedSharedPreferences(
+        context = context,
+        storageName = "saltpay",
+    )
+
+    private var isFetching: Boolean = false
+
+    init {
+        fetch()
+    }
+
+    override var data: SaltPayRegistratorData = SaltPayRegistratorData()
+        set(value) {
+            field = value
+            if (!isFetching) save()
+        }
+
+    override fun reset() {
+        storage.edit(true) {
+            this.remove(REGISTRATION_DATA_KEY)
+            data = SaltPayRegistratorData()
+        }
+    }
+
+    private fun save() {
+        storage.edit(true) {
+            putString(REGISTRATION_DATA_KEY, converter.toJson(data))
+        }
+    }
+
+    private fun fetch(): SaltPayRegistratorData {
+        isFetching = true
+
+        val jsonData = storage.getString(REGISTRATION_DATA_KEY, null)
+        data = if (jsonData == null) {
+            SaltPayRegistratorData()
+        } else {
+            converter.fromJson<SaltPayRegistratorData>(jsonData) ?: SaltPayRegistratorData()
+        }
+        isFetching = false
+
+        return data
+    }
+
+    companion object {
+        private const val REGISTRATION_DATA_KEY = "saltpay_registration_data"
+    }
+}