Updated on 2026-08-14

data/promo/src/main/java/com/tangem/data/promo/DefaultPromoRepository.kt

@@ -1,18 +1,31 @@
 package com.tangem.data.promo
 
+import com.tangem.data.promo.converters.StoryContentResponseConverter
+import com.tangem.datasource.api.common.response.getOrThrow
+import com.tangem.datasource.api.tangemTech.TangemTechApi
 import com.tangem.datasource.local.preferences.AppPreferencesStore
 import com.tangem.datasource.local.preferences.PreferencesKeys.SHOULD_SHOW_SWAP_STORIES_KEY
 import com.tangem.datasource.local.preferences.utils.get
 import com.tangem.datasource.local.preferences.utils.getSyncOrDefault
 import com.tangem.datasource.local.preferences.utils.store
+import com.tangem.datasource.local.promo.PromoStoriesStore
 import com.tangem.domain.promo.PromoRepository
+import com.tangem.domain.promo.models.StoryContent
+import com.tangem.utils.SupportedLanguages
+import com.tangem.utils.coroutines.CoroutineDispatcherProvider
 import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.flow.flowOf
+import kotlinx.coroutines.withContext
 
 internal class DefaultPromoRepository(
+    private val tangemApi: TangemTechApi,
     private val appPreferencesStore: AppPreferencesStore,
+    private val promoStoriesStore: PromoStoriesStore,
+    private val dispatchers: CoroutineDispatcherProvider,
 ) : PromoRepository {
 
+    private val storyContentConverter = StoryContentResponseConverter()
+
     override fun isReadyToShowWalletSwapPromo(): Flow<Boolean> {
         return flowOf(false) // Use it on new promo action
     }
@@ -29,6 +42,23 @@ internal class DefaultPromoRepository(
         // Use it on new promo action
     }
 
+    override suspend fun getStoryById(id: String): StoryContent = withContext(dispatchers.io) {
+        val storedPromo = promoStoriesStore.getSyncOrNull(storyId = id)
+        // Get last stored promo by id if possible or get from network
+        val story = if (storedPromo == null) {
+            val storyContent = tangemApi.getStoryById(
+                storyId = id,
+                language = SupportedLanguages.getCurrentSupportedLanguageCode(),
+            ).getOrThrow()
+            promoStoriesStore.store(storyId = id, item = storyContent)
+            storyContent
+        } else {
+            storedPromo
+        }
+
+        storyContentConverter.convert(story)
+    }
+
     override fun isReadyToShowSwapStories(): Flow<Boolean> {
         return appPreferencesStore.get(SHOULD_SHOW_SWAP_STORIES_KEY, true)
     }

data/promo/src/main/java/com/tangem/data/promo/converters/StoryContentResponseConverter.kt

@@ -0,0 +1,22 @@
+package com.tangem.data.promo.converters
+
+import com.tangem.datasource.api.promotion.models.StoryContentResponse
+import com.tangem.domain.promo.models.StoryContent
+import com.tangem.utils.converter.Converter
+
+internal class StoryContentResponseConverter : Converter<StoryContentResponse, StoryContent> {
+    override fun convert(value: StoryContentResponse): StoryContent {
+        return StoryContent(
+            imageHost = value.imageHost,
+            story = StoryContent.Story(
+                id = value.story.id,
+                title = value.story.title,
+                slides = value.story.slides?.map { slide ->
+                    StoryContent.StorySlide(
+                        id = slide.id,
+                    )
+                }.orEmpty(),
+            ),
+        )
+    }
+}

data/promo/src/main/java/com/tangem/data/promo/di/PromoDataModule.kt

@@ -1,8 +1,11 @@
 package com.tangem.data.promo.di
 
 import com.tangem.data.promo.DefaultPromoRepository
+import com.tangem.datasource.api.tangemTech.TangemTechApi
 import com.tangem.datasource.local.preferences.AppPreferencesStore
+import com.tangem.datasource.local.promo.PromoStoriesStore
 import com.tangem.domain.promo.PromoRepository
+import com.tangem.utils.coroutines.CoroutineDispatcherProvider
 import dagger.Module
 import dagger.Provides
 import dagger.hilt.InstallIn
@@ -15,7 +18,17 @@ internal object PromoDataModule {
 
     @Provides
     @Singleton
-    fun providePromoRepository(appPreferencesStore: AppPreferencesStore): PromoRepository {
-        return DefaultPromoRepository(appPreferencesStore)
+    fun providePromoRepository(
+        tangemTechApi: TangemTechApi,
+        appPreferencesStore: AppPreferencesStore,
+        promoStoriesStore: PromoStoriesStore,
+        dispatchers: CoroutineDispatcherProvider,
+    ): PromoRepository {
+        return DefaultPromoRepository(
+            tangemApi = tangemTechApi,
+            appPreferencesStore = appPreferencesStore,
+            promoStoriesStore = promoStoriesStore,
+            dispatchers = dispatchers,
+        )
     }
 }