Updated on 2026-08-14

core/datasource/src/main/java/com/tangem/datasource/di/PromoStoreModule.kt

@@ -1,7 +1,10 @@
 package com.tangem.datasource.di
 
 import com.tangem.datasource.local.datastore.RuntimeDataStore
+import com.tangem.datasource.local.datastore.RuntimeSharedStore
+import com.tangem.datasource.local.promo.DefaultPromoBannerStore
 import com.tangem.datasource.local.promo.DefaultPromoStoriesStore
+import com.tangem.datasource.local.promo.PromoBannerStore
 import com.tangem.datasource.local.promo.PromoStoriesStore
 import dagger.Module
 import dagger.Provides
@@ -18,4 +21,10 @@ object PromoStoreModule {
     fun providePromoStoriesStore(): PromoStoriesStore {
         return DefaultPromoStoriesStore(dataStore = RuntimeDataStore())
     }
+
+    @Provides
+    @Singleton
+    fun providePromoBannerStore(): PromoBannerStore {
+        return DefaultPromoBannerStore(dataStore = RuntimeSharedStore())
+    }
 }

core/datasource/src/main/java/com/tangem/datasource/local/promo/DefaultPromoBannerStore.kt

@@ -0,0 +1,19 @@
+package com.tangem.datasource.local.promo
+
+import com.tangem.datasource.api.promotion.models.PromoBannerResponse
+import com.tangem.datasource.local.datastore.RuntimeSharedStore
+
+internal class DefaultPromoBannerStore(
+    private val dataStore: RuntimeSharedStore<Map<String, PromoBannerResponse>>,
+) : PromoBannerStore {
+
+    override suspend fun getSyncOrNull(promoId: String): PromoBannerResponse? {
+        return dataStore.getSyncOrNull()?.get(promoId)
+    }
+
+    override suspend fun store(promoId: String, promoBanner: PromoBannerResponse) {
+        dataStore.update(emptyMap()) { current ->
+            current + (promoId to promoBanner)
+        }
+    }
+}

core/datasource/src/main/java/com/tangem/datasource/local/promo/PromoBannerStore.kt

@@ -0,0 +1,10 @@
+package com.tangem.datasource.local.promo
+
+import com.tangem.datasource.api.promotion.models.PromoBannerResponse
+
+interface PromoBannerStore {
+
+    suspend fun getSyncOrNull(promoId: String): PromoBannerResponse?
+
+    suspend fun store(promoId: String, promoBanner: PromoBannerResponse)
+}