(Re)Added animations and shortcut endpoints

Fixed first backpress closing the app instead of showing default fragment

app/src/main/java/com/topjohnwu/magisk/model/navigation/MagiskNavigationEvent.kt

@@ -79,4 +79,6 @@ class MagiskAnimBuilder {
     @AnimRes
     @AnimatorRes
     var popExit = 0
+
+    val anySet: Boolean get() = enter != 0 || exit != 0 || popEnter != 0 || popExit != 0
 }

app/src/main/java/com/topjohnwu/magisk/model/navigation/Navigation.kt

@@ -40,6 +40,16 @@ object Navigation {
         navDirections { destination = SettingsFragment::class }
     }
 
+    fun fromSection(section: String) = when (section) {
+        "superuser" -> superuser()
+        "modules" -> modules()
+        "downloads" -> repos()
+        "magiskhide" -> hide()
+        "log" -> log()
+        "settings" -> settings()
+        else -> home()
+    }
+
 
     object Main {
         const val OPEN_NAV = 1

app/src/main/java/com/topjohnwu/magisk/ui/MainActivity.kt

@@ -6,6 +6,7 @@ import androidx.core.view.GravityCompat
 import androidx.fragment.app.Fragment
 import com.topjohnwu.magisk.ClassMap
 import com.topjohnwu.magisk.Config
+import com.topjohnwu.magisk.Const.Key.OPEN_SECTION
 import com.topjohnwu.magisk.R
 import com.topjohnwu.magisk.databinding.ActivityMainBinding
 import com.topjohnwu.magisk.model.navigation.Navigation
@@ -23,6 +24,7 @@ import org.koin.androidx.viewmodel.ext.android.viewModel
 import kotlin.reflect.KClass
 import com.topjohnwu.magisk.ui.home.MagiskFragment as HomeFragment
 
+
 open class MainActivity : MagiskActivity<MainViewModel, ActivityMainBinding>() {
 
     override val layoutRes: Int = R.layout.activity_main
@@ -54,6 +56,11 @@ open class MainActivity : MagiskActivity<MainViewModel, ActivityMainBinding>() {
         checkHideSection()
         setSupportActionBar(binding.mainInclude.mainToolbar)
 
+        if (savedInstanceState == null) {
+            intent.getStringExtra(OPEN_SECTION)?.let {
+                onEventDispatched(Navigation.fromSection(it))
+            }
+        }
     }
 
     override fun setTitle(title: CharSequence?) {

app/src/main/java/com/topjohnwu/magisk/ui/base/MagiskActivity.kt

@@ -7,6 +7,7 @@ import androidx.appcompat.app.AppCompatDelegate
 import androidx.core.net.toUri
 import androidx.databinding.ViewDataBinding
 import androidx.fragment.app.Fragment
+import androidx.fragment.app.FragmentTransaction
 import com.karumi.dexter.Dexter
 import com.karumi.dexter.MultiplePermissionsReport
 import com.karumi.dexter.PermissionToken
@@ -146,7 +147,15 @@ abstract class MagiskActivity<ViewModel : MagiskViewModel, Binding : ViewDataBin
         try {
             navigationController?.popFragment() ?: throw UnsupportedOperationException()
         } catch (e: UnsupportedOperationException) {
-            super.onBackPressed()
+            when {
+                navigationController?.currentStackIndex != defaultPosition -> {
+                    val options = FragNavTransactionOptions.newBuilder()
+                        .transition(FragmentTransaction.TRANSIT_FRAGMENT_CLOSE)
+                        .build()
+                    navigationController?.switchTab(defaultPosition, options)
+                }
+                else -> super.onBackPressed()
+            }
         }
     }
 
@@ -173,6 +182,10 @@ abstract class MagiskActivity<ViewModel : MagiskViewModel, Binding : ViewDataBin
     }
 
     private fun FragNavTransactionOptions.Builder.customAnimations(options: MagiskAnimBuilder) =
-        customAnimations(options.enter, options.exit, options.popEnter, options.popExit)
+        customAnimations(options.enter, options.exit, options.popEnter, options.popExit).apply {
+            if (!options.anySet) {
+                transition(FragmentTransaction.TRANSIT_FRAGMENT_OPEN)
+            }
+        }
 
 }