Show selected preference for "Library update order"

app/src/main/java/eu/kanade/tachiyomi/ui/setting/SettingsLibraryController.kt

@@ -114,33 +114,42 @@ class SettingsLibraryController : SettingsController() {
                             selectedCategories.joinToString { it.name }
                     }
         }
-        intListPreference{
+        intListPreference {
             key = Keys.libraryUpdatePrioritization
             titleRes = R.string.pref_library_update_prioritization
-            // The following arrays are to be lined up with the list rankingScheme in:
+
+            // The following array lines up with the list rankingScheme in:
             // ../../data/library/LibraryUpdateRanker.kt
-            entriesRes = arrayOf(
-                    R.string.action_sort_alpha,
-                    R.string.action_sort_last_updated
+            val priorities = arrayOf(
+                    Pair("0", R.string.action_sort_alpha),
+                    Pair("1", R.string.action_sort_last_updated)
             )
-            entryValues = arrayOf(
-                    "0",
-                    "1"
-            )
-            defaultValue = "0"
-            summaryRes = R.string.pref_library_update_prioritization_summary
+            val defaultPriority = priorities[0]
+
+            entriesRes = priorities.map { it.second }.toTypedArray()
+            entryValues = priorities.map { it.first }.toTypedArray()
+            defaultValue = defaultPriority.first
+
+            val selectedPriority = priorities.find { it.first.toInt() == preferences.libraryUpdatePrioritization().getOrDefault() }
+            summaryRes = selectedPriority?.second ?: defaultPriority.second
+            onChange { newValue ->
+                summaryRes = priorities.find {
+                    it.first == (newValue as String)
+                }?.second ?: defaultPriority.second
+                true
+            }
         }
         intListPreference {
             key = Keys.defaultCategory
             titleRes = R.string.default_category
 
-            val selectedCategory = categories.find { it.id == preferences.defaultCategory() }
             entries = arrayOf(context.getString(R.string.default_category_summary)) +
                     categories.map { it.name }.toTypedArray()
             entryValues = arrayOf("-1") + categories.map { it.id.toString() }.toTypedArray()
             defaultValue = "-1"
-            summary = selectedCategory?.name ?: context.getString(R.string.default_category_summary)
 
+            val selectedCategory = categories.find { it.id == preferences.defaultCategory() }
+            summary = selectedCategory?.name ?: context.getString(R.string.default_category_summary)
             onChange { newValue ->
                 summary = categories.find {
                     it.id == (newValue as String).toInt()

app/src/main/res/values/strings.xml

@@ -147,7 +147,6 @@
     <string name="pref_library_update_categories">Categories to include in global update</string>
     <string name="all">All</string>
     <string name="pref_library_update_prioritization">Library update order</string>
-    <string name="pref_library_update_prioritization_summary">Select the order in which Tachiyomi checks for update</string>
     <string name="pref_library_update_restriction">Library update restrictions</string>
     <string name="pref_library_update_restriction_summary">Update only when the conditions are met</string>
     <string name="wifi">Wi-Fi</string>