Add splash screen

app/src/main/java/gq/kirmanak/mealient/ui/splash/SplashFragment.kt

@@ -0,0 +1,62 @@
+package gq.kirmanak.mealient.ui.splash
+
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.appcompat.app.AppCompatActivity
+import androidx.fragment.app.Fragment
+import androidx.fragment.app.viewModels
+import androidx.navigation.fragment.findNavController
+import dagger.hilt.android.AndroidEntryPoint
+import gq.kirmanak.mealient.databinding.FragmentSplashBinding
+import timber.log.Timber
+
+@AndroidEntryPoint
+class SplashFragment : Fragment() {
+    private val viewModel by viewModels<SplashViewModel>()
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        Timber.v("onCreate() called with: savedInstanceState = $savedInstanceState")
+        viewModel.nextDestination.observe(this) {
+            Timber.d("onCreate: next destination $it")
+            findNavController().navigate(it)
+        }
+    }
+
+    override fun onCreateView(
+        inflater: LayoutInflater,
+        container: ViewGroup?,
+        savedInstanceState: Bundle?
+    ): View {
+        Timber.v("onCreateView() called with: inflater = $inflater, container = $container, savedInstanceState = $savedInstanceState")
+        val binding = FragmentSplashBinding.inflate(inflater, container, false)
+        return binding.root
+    }
+
+    override fun onResume() {
+        super.onResume()
+        Timber.v("onResume() called")
+        changeFullscreenState(true)
+    }
+
+    override fun onPause() {
+        super.onPause()
+        Timber.v("onPause() called")
+        changeFullscreenState(false)
+    }
+
+    private fun changeFullscreenState(isFullscreen: Boolean) {
+        Timber.v("changeFullscreenState() called with: isFullscreen = $isFullscreen")
+
+        val supportActionBar = (activity as? AppCompatActivity)?.supportActionBar
+        Timber.d("changeFullscreenState: action bar = $supportActionBar")
+        if (isFullscreen) supportActionBar?.hide()
+        else supportActionBar?.show()
+
+        val decorView = activity?.window?.decorView
+        Timber.d("changeFullscreenState: decorView = $decorView")
+        decorView?.systemUiVisibility = if (isFullscreen) View.SYSTEM_UI_FLAG_FULLSCREEN else 0
+    }
+}

app/src/main/java/gq/kirmanak/mealient/ui/splash/SplashViewModel.kt

@@ -0,0 +1,33 @@
+package gq.kirmanak.mealient.ui.splash
+
+import androidx.lifecycle.LiveData
+import androidx.lifecycle.MutableLiveData
+import androidx.lifecycle.ViewModel
+import androidx.lifecycle.viewModelScope
+import androidx.navigation.NavDirections
+import dagger.hilt.android.lifecycle.HiltViewModel
+import gq.kirmanak.mealient.data.auth.AuthRepo
+import gq.kirmanak.mealient.data.disclaimer.DisclaimerStorage
+import kotlinx.coroutines.flow.first
+import kotlinx.coroutines.launch
+import javax.inject.Inject
+
+@HiltViewModel
+class SplashViewModel @Inject constructor(
+    private val authRepo: AuthRepo,
+    private val disclaimerStorage: DisclaimerStorage
+) : ViewModel() {
+    private val _nextDestination = MutableLiveData<NavDirections>()
+    val nextDestination: LiveData<NavDirections> = _nextDestination
+
+    init {
+        viewModelScope.launch {
+            _nextDestination.value = if (!disclaimerStorage.isDisclaimerAccepted())
+                SplashFragmentDirections.actionSplashFragmentToDisclaimerFragment()
+            else if (!authRepo.authenticationStatuses().first())
+                SplashFragmentDirections.actionSplashFragmentToAuthenticationFragment()
+            else
+                SplashFragmentDirections.actionSplashFragmentToRecipesFragment()
+        }
+    }
+}