Properly keep state in irc:// setup activity

app/src/main/java/de/kuschku/quasseldroid/ui/setup/ServiceBoundSetupActivity.kt

@@ -248,8 +248,10 @@ abstract class ServiceBoundSetupActivity :
   override fun onRestoreInstanceState(savedInstanceState: Bundle?) {
     super.onRestoreInstanceState(savedInstanceState)
     if (savedInstanceState != null) {
-      if (savedInstanceState.containsKey(resultKey))
+      if (savedInstanceState.containsKey(resultKey)) {
         adapter.result.putAll(savedInstanceState.getBundle(resultKey))
+        adapter.allChanged()
+      }
       if (savedInstanceState.containsKey(lastValidItemKey))
         adapter.lastValidItem = savedInstanceState.getInt(lastValidItemKey)
       if (savedInstanceState.containsKey(currentItemKey))

app/src/main/java/de/kuschku/quasseldroid/ui/setup/SetupActivity.kt

@@ -209,8 +209,10 @@ abstract class SetupActivity : DaggerAppCompatActivity() {
   override fun onRestoreInstanceState(savedInstanceState: Bundle?) {
     super.onRestoreInstanceState(savedInstanceState)
     if (savedInstanceState != null) {
-      if (savedInstanceState.containsKey(resultKey))
+      if (savedInstanceState.containsKey(resultKey)) {
         adapter.result.putAll(savedInstanceState.getBundle(resultKey))
+        adapter.allChanged()
+      }
       if (savedInstanceState.containsKey(lastValidItemKey))
         adapter.lastValidItem = savedInstanceState.getInt(lastValidItemKey)
       if (savedInstanceState.containsKey(currentItemKey))

app/src/main/java/de/kuschku/quasseldroid/ui/setup/SlidePagerAdapter.kt

@@ -49,7 +49,7 @@ class SlidePagerAdapter(private val fragmentManager: FragmentManager) :
     return retainedFragments.get(position) ?: list[position]
   }
 
-  override fun getCount() = Math.min(list.size, lastValidItem + 2)
+  override fun getCount() = minOf(list.size, lastValidItem + 2)
   val totalCount get() = list.size
   fun addFragment(fragment: SlideFragment) {
     list.add(fragment)
@@ -90,9 +90,15 @@ class SlidePagerAdapter(private val fragmentManager: FragmentManager) :
     retainedFragments.put(index, fragment)
   }
 
+  fun allChanged() {
+    for (index in 0 until totalCount) {
+      hasChanged(index, getItem(index))
+    }
+  }
+
   fun hasChanged(index: Int, fragment: SlideFragment) {
     fragment.getData(result)
-    if (index > -1 && index < totalCount) {
+    if (index > -1 && (index + 1) < totalCount) {
       getItem(index + 1).setData(result)
     }
   }

app/src/main/java/de/kuschku/quasseldroid/ui/setup/network/NetworkSetupNetworkSlide.kt

@@ -123,6 +123,7 @@ class NetworkSetupNetworkSlide : ServiceBoundSlideFragment() {
           )
         )
       )
+      data.putInt("network_id", -1)
     }
   }
 
@@ -225,16 +226,21 @@ class NetworkSetupNetworkSlide : ServiceBoundSlideFragment() {
       networkAdapter.submitList(listOf(null) + networks)
       val linkNetwork = data.getSerializable("network") as? LinkNetwork
 
-      val existingNetwork = networks.firstOrNull {
-        it.serverList.any {
-          it.host == linkNetwork?.server?.host
+      val selectedNetworkId = if (data.containsKey("network_id")) {
+        data.getInt("network_id")
+      } else {
+        val existingNetwork = networks.firstOrNull {
+          it.serverList.any {
+            it.host == linkNetwork?.server?.host
+          }
         }
+        existingNetwork?.networkId
       }
+      val selectedNetworkPosition = networkAdapter.indexOf(selectedNetworkId ?: -1) ?: -1
 
       if (!hasSetNetwork) {
-        val networkPosition = networkAdapter.indexOf(existingNetwork?.networkId ?: -1) ?: -1
-        if (networkPosition != -1) {
-          network.setSelection(networkPosition)
+        if (selectedNetworkPosition != -1 || selectedNetworkId == -1) {
+          network.setSelection(selectedNetworkPosition)
           hasSetNetwork = true
         }
       }