Convert VersionTracker to Kotlin and add RefreshAttributesJob.

app/src/main/java/org/thoughtcrime/securesms/util/VersionTracker.kt

@@ -0,0 +1,48 @@
+package org.thoughtcrime.securesms.util
+
+import android.content.Context
+import android.content.pm.PackageManager
+import org.signal.core.util.logging.Log
+import org.thoughtcrime.securesms.dependencies.ApplicationDependencies
+import org.thoughtcrime.securesms.jobs.RefreshAttributesJob
+import org.thoughtcrime.securesms.jobs.RemoteConfigRefreshJob
+import org.thoughtcrime.securesms.jobs.RetrieveRemoteAnnouncementsJob
+import org.thoughtcrime.securesms.keyvalue.SignalStore
+import java.time.Duration
+
+object VersionTracker {
+  private val TAG = Log.tag(VersionTracker::class.java)
+
+  @JvmStatic
+  fun getLastSeenVersion(context: Context): Int {
+    return TextSecurePreferences.getLastVersionCode(context)
+  }
+
+  @JvmStatic
+  fun updateLastSeenVersion(context: Context) {
+    val currentVersionCode = Util.getCanonicalVersionCode()
+    val lastVersionCode = TextSecurePreferences.getLastVersionCode(context)
+
+    if (currentVersionCode != lastVersionCode) {
+      Log.i(TAG, "Upgraded from $lastVersionCode to $currentVersionCode")
+      SignalStore.misc().clearClientDeprecated()
+      val jobChain = listOf(RemoteConfigRefreshJob(), RefreshAttributesJob())
+      ApplicationDependencies.getJobManager().startChain(jobChain).enqueue()
+      RetrieveRemoteAnnouncementsJob.enqueue(true)
+      LocalMetrics.getInstance().clear()
+    }
+
+    TextSecurePreferences.setLastVersionCode(context, currentVersionCode)
+  }
+
+  @JvmStatic
+  fun getDaysSinceFirstInstalled(context: Context): Long {
+    return try {
+      val installTimestamp = context.packageManager.getPackageInfo(context.packageName, 0).firstInstallTime
+      Duration.ofMillis(System.currentTimeMillis() - installTimestamp).toDays()
+    } catch (e: PackageManager.NameNotFoundException) {
+      Log.w(TAG, e)
+      0
+    }
+  }
+}