Page encrypted logs with cursors

app/src/main/java/se/ajpanton/notificationlog/ViewLogsFragment.kt

@@ -19,6 +19,7 @@ import android.widget.TextView
 import com.google.android.material.dialog.MaterialAlertDialogBuilder
 import se.ajpanton.notificationlog.data.EncryptedImageStore
 import se.ajpanton.notificationlog.data.EncryptedNotificationLogStore
+import se.ajpanton.notificationlog.data.NewestLogCursor
 import se.ajpanton.notificationlog.databinding.FragmentViewLogsBinding
 import se.ajpanton.notificationlog.model.NotificationAction
 import se.ajpanton.notificationlog.model.NotificationLogEntry
@@ -37,7 +38,7 @@ class ViewLogsFragment : Fragment(R.layout.fragment_view_logs) {
     private var binding: FragmentViewLogsBinding? = null
     private val expandedIds = mutableSetOf<String>()
     private val rows = mutableListOf<LogRow>()
-    private var loadedEntries = 0
+    private var nextCursor: NewestLogCursor? = null
     private var loading = false
     private var noMoreRows = false
     private var loadGeneration = 0
@@ -75,7 +76,7 @@ class ViewLogsFragment : Fragment(R.layout.fragment_view_logs) {
         val context = requireContext().applicationContext
         if (reset) {
             rows.clear()
-            loadedEntries = 0
+            nextCursor = null
             noMoreRows = false
             loadGeneration++
         }
@@ -83,12 +84,12 @@ class ViewLogsFragment : Fragment(R.layout.fragment_view_logs) {
         loading = true
         binding?.logsRefresh?.isRefreshing = true
         Thread {
-            val entries = EncryptedNotificationLogStore(context).readNewest(loadedEntries, PAGE_SIZE)
+            val page = EncryptedNotificationLogStore(context).readNewest(nextCursor, PAGE_SIZE)
             activity?.runOnUiThread {
                 if (generation == loadGeneration) {
-                    loadedEntries += entries.size
-                    noMoreRows = entries.size < PAGE_SIZE
-                    val addedRows = entries.map(::LogRow)
+                    nextCursor = page.nextCursor
+                    noMoreRows = nextCursor == null
+                    val addedRows = page.entries.map(::LogRow)
                     rows += addedRows
                     binding?.let(::render)
                 }