Include media TTL in backup config

service/src/main/java/org/whispersystems/textsecuregcm/configuration/SubscriptionLevelConfiguration.java

@@ -6,6 +6,7 @@
 package org.whispersystems.textsecuregcm.configuration;
 
 import com.fasterxml.jackson.annotation.JsonProperty;
+import java.time.Duration;
 import java.util.Map;
 import javax.validation.Valid;
 import javax.validation.constraints.NotEmpty;
@@ -30,6 +31,7 @@ public sealed interface SubscriptionLevelConfiguration permits
 
   record Backup(
       @JsonProperty("playProductId") @NotEmpty String playProductId,
+      @JsonProperty("mediaTtl") @NotNull Duration mediaTtl,
       @JsonProperty("prices") @Valid Map<@NotEmpty String, @NotNull @Valid SubscriptionPriceConfiguration> prices)
       implements SubscriptionLevelConfiguration {}
 

service/src/main/java/org/whispersystems/textsecuregcm/controllers/SubscriptionController.java

@@ -206,7 +206,10 @@ public class SubscriptionController {
         .entrySet().stream()
         .collect(Collectors.toMap(
             e -> String.valueOf(e.getKey()),
-            e -> new BackupLevelConfiguration(BackupManager.MAX_TOTAL_BACKUP_MEDIA_BYTES, e.getValue().playProductId())));
+            e -> new BackupLevelConfiguration(
+                BackupManager.MAX_TOTAL_BACKUP_MEDIA_BYTES,
+                e.getValue().playProductId(),
+                e.getValue().mediaTtl().toDays())));
 
     return new GetSubscriptionConfigurationResponse(buildCurrencyConfiguration(), donationLevels,
         new BackupConfiguration(backupLevels, subscriptionConfiguration.getbackupFreeTierMediaDuration().toDays()),
@@ -517,7 +520,9 @@ public class SubscriptionController {
       @Schema(description = "The amount of media storage in bytes that a paying subscriber may store")
       long storageAllowanceBytes,
       @Schema(description = "The play billing productID associated with this backup level")
-      String playProductId) {}
+      String playProductId,
+      @Schema(description = "The duration, in days, for which your backed up media is retained on the server after you stop refreshing with a paid credential")
+      long mediaTtlDays) {}
 
   @GET
   @Path("/configuration")

service/src/test/java/org/whispersystems/textsecuregcm/controllers/SubscriptionControllerTest.java

@@ -1189,6 +1189,7 @@ class SubscriptionControllerTest {
     assertThat(response.backup().levels()).containsOnlyKeys("201").extractingByKey("201").satisfies(configuration -> {
       assertThat(configuration.storageAllowanceBytes()).isEqualTo(BackupManager.MAX_TOTAL_BACKUP_MEDIA_BYTES);
       assertThat(configuration.playProductId()).isEqualTo("testPlayProductId");
+      assertThat(configuration.mediaTtlDays()).isEqualTo(40);
     });
     assertThat(response.backup().freeTierMediaDays()).isEqualTo(30);
 
@@ -1244,6 +1245,7 @@ class SubscriptionControllerTest {
         backupLevels:
           201:
             playProductId: testPlayProductId
+            mediaTtl: P40D
             prices:
               usd:
                 amount: '5'

service/src/test/resources/config/test.yml

@@ -370,6 +370,7 @@ subscription: # configuration for Stripe subscriptions
   backupLevels:
     201:
       playProductId: EXAMPLE
+      mediaTtl: P30D
       prices: {}
   levels:
     500: