Fix Starting screen summary not showing correct value when using last used

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

@@ -21,6 +21,12 @@ class SettingsGeneralController : SettingsController() {
         intListPreference(activity) {
             key = Keys.startingTab
             titleRes = R.string.starting_screen
+            summaryRes = when (preferences.startingTab().get()) {
+                -1 -> R.string.library
+                -2 -> R.string.recents
+                -3 -> R.string.browse
+                else -> R.string.last_used_library_recents
+            }
             entriesRes = arrayOf(
                 R.string.last_used_library_recents,
                 R.string.library,
@@ -29,6 +35,25 @@ class SettingsGeneralController : SettingsController() {
             )
             entryValues = (0 downTo -3).toList()
             defaultValue = 0
+            customSelectedValue = when (val value = preferences.startingTab().get()) {
+                in -3..-1 -> value
+                else -> 0
+            }
+
+            onChange { newValue ->
+                summaryRes = when (newValue) {
+                    0, 1 -> R.string.last_used_library_recents
+                    -1 -> R.string.library
+                    -2 -> R.string.recents
+                    -3 -> R.string.browse
+                    else -> R.string.last_used_library_recents
+                }
+                customSelectedValue = when (newValue) {
+                    in -3..-1 -> newValue as Int
+                    else -> 0
+                }
+                true
+            }
         }
 
         switchPreference {

app/src/main/java/eu/kanade/tachiyomi/widget/preference/IntListMatPreference.kt

@@ -24,6 +24,7 @@ class IntListMatPreference @JvmOverloads constructor(
         set(value) { entries = value.map { context.getString(it) } }
     private var defValue: Int = 0
     var entries: List<String> = emptyList()
+    var customSelectedValue: Int? = null
 
     override fun onSetInitialValue(defaultValue: Any?) {
         super.onSetInitialValue(defaultValue)
@@ -37,9 +38,19 @@ class IntListMatPreference @JvmOverloads constructor(
         else entries[index]
     }
 
+    override fun setSummary(summaryResId: Int) {
+        super.setSummary(summaryResId)
+        customSummary = summary.toString()
+    }
+
+    override fun setSummary(summary: CharSequence?) {
+        super.setSummary(summary)
+        customSummary = summary?.toString()
+    }
+
     override fun dialog(): MaterialDialog {
         return super.dialog().apply {
-            val default = entryValues.indexOf(prefs.getInt(key, defValue).getOrDefault())
+            val default = entryValues.indexOf(customSelectedValue ?: prefs.getInt(key, defValue).getOrDefault())
             listItemsSingleChoice(
                 items = entries,
                 waitForPositiveButton = false,