Create subscription list item and mapping

app/src/main/java/org/futo/circles/model/SubscriptionListItem.kt

+package org.futo.circles.model
+
+import org.futo.circles.core.list.IdEntity
+
+data class SubscriptionListItem(
+    override val id: String,
+    val name: String,
+    val description: String,
+    val price: String,
+    val duration: String
+) : IdEntity<String>
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app/src/main/java/org/futo/circles/subscriptions/google/ProductDetailsMapping.kt

+package org.futo.circles.subscriptions.google
+
+import android.content.Context
+import com.android.billingclient.api.ProductDetails
+import org.futo.circles.extensions.Response
+import org.futo.circles.model.SubscriptionListItem
+import org.futo.circles.subscriptions.formatIsoPeriod
+
+fun ProductDetails.toSubscriptionListItem(context: Context): SubscriptionListItem {
+    val productOffer =
+        subscriptionOfferDetails?.last()?.pricingPhases?.pricingPhaseList?.last()
+
+    return SubscriptionListItem(
+        id = productId,
+        name = name,
+        description = description,
+        price = productOffer?.formattedPrice ?: "",
+        duration = productOffer?.billingPeriod?.formatIsoPeriod(context) ?: ""
+    )
+}
+
+fun Response<List<ProductDetails>>.toSubscriptionListItemsResponse(context: Context): Response<List<SubscriptionListItem>> =
+    when (val response = this) {
+        is Response.Success -> Response.Success(response.data.map {
+            it.toSubscriptionListItem(context)
+        })
+        is Response.Error -> response
+    }
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