Refresh snode pool at least once a day

src/org/thoughtcrime/securesms/loki/api/ClosedGroupPoller.kt

@@ -29,7 +29,7 @@ class ClosedGroupPoller private constructor(private val context: Context, privat
 
     // region Settings
     companion object {
-        private val pollInterval: Long = 2 * 1000
+        private val pollInterval: Long = 4 * 1000
 
         public lateinit var shared: ClosedGroupPoller
 

src/org/thoughtcrime/securesms/loki/database/LokiAPIDatabase.kt

@@ -6,9 +6,11 @@ import android.util.Log
 import org.thoughtcrime.securesms.database.Database
 import org.thoughtcrime.securesms.database.helpers.SQLCipherOpenHelper
 import org.thoughtcrime.securesms.loki.utilities.*
+import org.thoughtcrime.securesms.util.TextSecurePreferences
 import org.whispersystems.signalservice.loki.api.Snode
 import org.whispersystems.signalservice.loki.database.LokiAPIDatabaseProtocol
 import org.whispersystems.signalservice.loki.protocol.shelved.multidevice.DeviceLink
+import java.util.*
 
 class LokiAPIDatabase(context: Context, helper: SQLCipherOpenHelper) : Database(context, helper), LokiAPIDatabaseProtocol {
 
@@ -375,6 +377,16 @@ class LokiAPIDatabase(context: Context, helper: SQLCipherOpenHelper) : Database(
         return database.delete(openGroupProfilePictureTable, "$publicChatID = ?", arrayOf(index)) > 0
     }
 
+    override fun getLastSnodePoolRefreshDate(): Date? {
+        val time = TextSecurePreferences.getLastSnodePoolRefreshDate(context)
+        if (time <= 0) { return null }
+        return Date(time)
+    }
+
+    override fun setLastSnodePoolRefreshDate(date: Date) {
+        TextSecurePreferences.setLastSnodePoolRefreshDate(context, date)
+    }
+
     // region Deprecated
     override fun getDeviceLinks(publicKey: String): Set<DeviceLink> {
         return setOf()

src/org/thoughtcrime/securesms/util/TextSecurePreferences.java

@@ -23,6 +23,7 @@ import java.io.IOException;
 import java.security.SecureRandom;
 import java.util.Arrays;
 import java.util.Collections;
+import java.util.Date;
 import java.util.HashSet;
 import java.util.Set;
 
@@ -1333,5 +1334,13 @@ public class TextSecurePreferences {
   public static void setHasSeenLightThemeIntroSheet(Context context) {
     setBooleanPreference(context, "has_seen_light_theme_intro_sheet", true);
   }
+
+  public static long getLastSnodePoolRefreshDate(Context context) {
+    return getLongPreference(context, "last_snode_pool_refresh_date", 0);
+  }
+
+  public static void setLastSnodePoolRefreshDate(Context context, Date date) {
+    setLongPreference(context, "last_snode_pool_refresh_date", date.getTime());
+  }
   // endregion
 }