Updated on 2026-08-14

libs/blockchain-sdk/build.gradle.kts

@@ -19,6 +19,7 @@ dependencies {
     implementation(projects.core.datasource)
     implementation(projects.core.configToggles)
     implementation(projects.core.utils)
+    implementation(projects.core.analytics)
     // endregion
 
     // region AndroidX libraries

libs/blockchain-sdk/src/main/java/com/tangem/blockchainsdk/di/ExcludedBlockchainsModule.kt

@@ -1,6 +1,8 @@
 package com.tangem.blockchainsdk.di
 
+import com.tangem.blockchainsdk.providers.BlockchainProvidersResponseMerger
 import com.tangem.blockchainsdk.utils.ExcludedBlockchains
+import com.tangem.core.analytics.api.AnalyticsExceptionHandler
 import com.tangem.core.configtoggle.blockchain.ExcludedBlockchainsManager
 import dagger.Module
 import dagger.Provides
@@ -17,4 +19,12 @@ internal object ExcludedBlockchainsModule {
     fun bindExcludedBlockchains(excludedBlockchainsManager: ExcludedBlockchainsManager): ExcludedBlockchains {
         return ExcludedBlockchains(excludedBlockchainsManager)
     }
+
+    @Provides
+    @Singleton
+    fun bindBlockchainProvidersResponseMerger(
+        analyticsExceptionHandler: AnalyticsExceptionHandler,
+    ): BlockchainProvidersResponseMerger {
+        return BlockchainProvidersResponseMerger(analyticsExceptionHandler)
+    }
 }

libs/blockchain-sdk/src/main/java/com/tangem/blockchainsdk/providers/BlockchainProvidersResponseLoader.kt

@@ -22,6 +22,7 @@ import javax.inject.Singleton
 internal class BlockchainProvidersResponseLoader @Inject constructor(
     private val tangemTechApi: TangemTechApi,
     private val blockchainProvidersStorage: BlockchainProvidersStorage,
+    private val blockchainProvidersResponseMerger: BlockchainProvidersResponseMerger,
     private val dispatchers: CoroutineDispatcherProvider,
 ) {
 
@@ -31,7 +32,7 @@ internal class BlockchainProvidersResponseLoader @Inject constructor(
 
         return loadRemote().fold(
             onSuccess = { remoteResponse ->
-                BlockchainProvidersResponseMerger.merge(
+                blockchainProvidersResponseMerger.merge(
                     local = localResponse,
                     remote = remoteResponse,
                 )

libs/blockchain-sdk/src/main/java/com/tangem/blockchainsdk/providers/BlockchainProvidersResponseMerger.kt

@@ -1,19 +1,21 @@
 package com.tangem.blockchainsdk.providers
 
 import androidx.core.util.PatternsCompat
-import com.google.firebase.crashlytics.FirebaseCrashlytics
 import com.tangem.blockchainsdk.BlockchainProvidersResponse
+import com.tangem.core.analytics.api.AnalyticsExceptionHandler
+import com.tangem.core.analytics.models.ExceptionAnalyticsEvent
 import com.tangem.datasource.local.config.providers.models.ProviderModel
 import timber.log.Timber
+import javax.inject.Inject
 
 /**
  * Merger of [BlockchainProvidersResponse]
  *
 [REDACTED_AUTHOR]
  */
-internal object BlockchainProvidersResponseMerger {
-
-    private val firebaseCrashlytics by lazy(FirebaseCrashlytics::getInstance)
+internal class BlockchainProvidersResponseMerger @Inject internal constructor(
+    private val analyticsExceptionHandler: AnalyticsExceptionHandler,
+) {
 
     private val forbiddenSchemes = listOf("wss://")
 
@@ -41,7 +43,7 @@ internal object BlockchainProvidersResponseMerger {
             val missingBlockchains = result.keys - remote.keys
             val blockchainsWithoutProviders = remote.filterValues { it.isEmpty() }.keys
 
-            recordException(missingBlockchains = missingBlockchains + blockchainsWithoutProviders)
+            logException(missingBlockchains = missingBlockchains + blockchainsWithoutProviders)
         }
 
         return result.guaranteeUrlsEndWithSlash()
@@ -74,15 +76,19 @@ internal object BlockchainProvidersResponseMerger {
         return PatternsCompat.WEB_URL.matcher(inputUrl).matches()
     }
 
-    private fun recordException(missingBlockchains: Set<String>) {
+    private fun logException(missingBlockchains: Set<String>) {
         val exception = IllegalStateException(
-            "Remote config does not contain required blockchains or providers information: " +
-                missingBlockchains.joinToString(),
+            "Remote config does not contain some blockchains or providers information",
         )
 
         Timber.e(exception)
 
-        firebaseCrashlytics.recordException(exception)
+        analyticsExceptionHandler.sendException(
+            ExceptionAnalyticsEvent(
+                exception = exception,
+                params = mapOf("Missing blockchains" to missingBlockchains.joinToString()),
+            ),
+        )
     }
 
     /*

libs/blockchain-sdk/src/test/java/com/tangem/blockchainsdk/providers/BlockchainProvidersResponseLoaderTest.kt

@@ -4,6 +4,8 @@ import com.google.common.truth.Truth
 import com.google.firebase.crashlytics.FirebaseCrashlytics
 import com.tangem.blockchainsdk.providers.BlockchainProvidersResponseMergerTest.Companion.localResponse
 import com.tangem.blockchainsdk.providers.BlockchainProvidersResponseMergerTest.Companion.remoteResponse
+import com.tangem.core.analytics.api.AnalyticsExceptionHandler
+import com.tangem.core.analytics.models.ExceptionAnalyticsEvent
 import com.tangem.datasource.api.tangemTech.TangemTechApi
 import com.tangem.datasource.local.config.providers.BlockchainProvidersStorage
 import com.tangem.datasource.local.config.providers.models.ProviderModel
@@ -20,10 +22,16 @@ internal class BlockchainProvidersResponseLoaderTest {
 
     private val tangemTechApi = mockk<TangemTechApi>()
     private val blockchainProvidersStorage = mockk<BlockchainProvidersStorage>()
+    private val analyticsExceptionHandler = object : AnalyticsExceptionHandler {
+        override fun sendException(event: ExceptionAnalyticsEvent) {
+            FirebaseCrashlytics.getInstance().recordException(event.exception)
+        }
+    }
 
     private val loader = BlockchainProvidersResponseLoader(
         tangemTechApi = tangemTechApi,
         blockchainProvidersStorage = blockchainProvidersStorage,
+        blockchainProvidersResponseMerger = BlockchainProvidersResponseMerger(analyticsExceptionHandler),
         dispatchers = TestingCoroutineDispatcherProvider(),
     )
 

libs/blockchain-sdk/src/test/java/com/tangem/blockchainsdk/providers/BlockchainProvidersResponseMergerTest.kt

@@ -2,7 +2,10 @@ package com.tangem.blockchainsdk.providers
 
 import com.google.common.truth.Truth
 import com.google.firebase.crashlytics.FirebaseCrashlytics
+import com.google.firebase.crashlytics.recordException
 import com.tangem.blockchainsdk.BlockchainProvidersResponse
+import com.tangem.core.analytics.api.AnalyticsExceptionHandler
+import com.tangem.core.analytics.models.ExceptionAnalyticsEvent
 import com.tangem.datasource.local.config.providers.models.ProviderModel
 import io.mockk.*
 import org.junit.Before
@@ -13,6 +16,14 @@ import org.junit.Test
  */
 internal class BlockchainProvidersResponseMergerTest {
 
+    private val blockchainProvidersResponseMerger = BlockchainProvidersResponseMerger(
+        object : AnalyticsExceptionHandler {
+            override fun sendException(event: ExceptionAnalyticsEvent) {
+                FirebaseCrashlytics.getInstance().recordException(event.exception)
+            }
+        },
+    )
+
     @Before
     fun setup() {
         mockkStatic(FirebaseCrashlytics::class)
@@ -25,7 +36,7 @@ internal class BlockchainProvidersResponseMergerTest {
     fun test_if_both_configs_are_empty() {
         val expected = emptyMap<String, List<ProviderModel>>()
 
-        val actual = BlockchainProvidersResponseMerger.merge(
+        val actual = blockchainProvidersResponseMerger.merge(
             local = emptyMap(),
             remote = emptyMap(),
         )
@@ -37,7 +48,7 @@ internal class BlockchainProvidersResponseMergerTest {
     fun test_if_local_config_is_empty() {
         val expected = remoteResponse
 
-        val actual = BlockchainProvidersResponseMerger.merge(
+        val actual = blockchainProvidersResponseMerger.merge(
             local = emptyMap(),
             remote = remoteResponse,
         )
@@ -49,7 +60,7 @@ internal class BlockchainProvidersResponseMergerTest {
     fun test_if_remote_config_is_empty() {
         val expected = localResponse
 
-        val actual = BlockchainProvidersResponseMerger.merge(
+        val actual = blockchainProvidersResponseMerger.merge(
             local = localResponse,
             remote = emptyMap(),
         )
@@ -61,7 +72,7 @@ internal class BlockchainProvidersResponseMergerTest {
     fun test_if_both_configs_are_not_empty() {
         val expected = remoteResponse
 
-        val actual = BlockchainProvidersResponseMerger.merge(
+        val actual = blockchainProvidersResponseMerger.merge(
             local = localResponse,
             remote = remoteResponse,
         )
@@ -73,7 +84,7 @@ internal class BlockchainProvidersResponseMergerTest {
     fun test_if_configs_are_equal() {
         val expected = remoteResponse
 
-        val actual = BlockchainProvidersResponseMerger.merge(
+        val actual = blockchainProvidersResponseMerger.merge(
             local = remoteResponse,
             remote = remoteResponse,
         )
@@ -88,7 +99,7 @@ internal class BlockchainProvidersResponseMergerTest {
 
         val expected = localResponseWithEth + remoteResponse
 
-        val actual = BlockchainProvidersResponseMerger.merge(
+        val actual = blockchainProvidersResponseMerger.merge(
             local = localResponseWithEth,
             remote = remoteResponse,
         )
@@ -103,7 +114,7 @@ internal class BlockchainProvidersResponseMergerTest {
         val eth = "ethereum" to emptyList<ProviderModel>()
         val remoteWithEth = remoteResponse + eth
 
-        val actual = BlockchainProvidersResponseMerger.merge(
+        val actual = blockchainProvidersResponseMerger.merge(
             local = localResponse,
             remote = remoteWithEth,
         )
@@ -121,7 +132,7 @@ internal class BlockchainProvidersResponseMergerTest {
          */
         val expected = remoteResponse
 
-        val actual = BlockchainProvidersResponseMerger.merge(
+        val actual = blockchainProvidersResponseMerger.merge(
             local = localResponse,
             remote = remoteWithoutLocal,
         )
@@ -137,7 +148,7 @@ internal class BlockchainProvidersResponseMergerTest {
 
         val expected = remoteResponse + ("ethereum" to listOf(nowNodesProvider))
 
-        val actual = BlockchainProvidersResponseMerger.merge(
+        val actual = blockchainProvidersResponseMerger.merge(
             local = localResponse,
             remote = remoteWithEth,
         )
@@ -152,7 +163,7 @@ internal class BlockchainProvidersResponseMergerTest {
 
         val expected = remoteResponse
 
-        val actual = BlockchainProvidersResponseMerger.merge(
+        val actual = blockchainProvidersResponseMerger.merge(
             local = localResponse,
             remote = remoteWithEth,
         )
@@ -170,7 +181,7 @@ internal class BlockchainProvidersResponseMergerTest {
 
         val expected = remoteResponse + eth.addSlash() + kaspa.addSlash()
 
-        val actual = BlockchainProvidersResponseMerger.merge(
+        val actual = blockchainProvidersResponseMerger.merge(
             local = localWithKaspa,
             remote = remoteWithEth,
         )