update splash fragment

Author: quanda-0562

app/src/main/java/com/example/moviedb/ui/screen/splash/SplashFragment.kt

@@ -11,26 +11,34 @@ import com.example.moviedb.ui.base.BaseFragment
 import com.example.moviedb.ui.base.BaseViewModel
 import com.example.moviedb.ui.base.getNavController
 import dagger.hilt.android.AndroidEntryPoint
-import kotlinx.coroutines.delay
 import kotlinx.coroutines.launch
 
 @AndroidEntryPoint
 class SplashFragment : BaseFragment<FragmentSplashBinding, BaseViewModel>() {
 
     override val layoutId: Int = R.layout.fragment_splash
-    override val viewModel: BaseViewModel by viewModels()
+    override val viewModel: SplashViewModel by viewModels()
 
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
         lifecycleScope.launch {
             whenStarted {
-                delay(1000)
-                navigateToOther()
+                viewModel.splashViewStateFlow.collect { state ->
+                    when (state) {
+                        is SplashViewState.Idle -> {
+                            // do nothing
+                        }
+                        is SplashViewState.NavigateToHome -> {
+                            navigateToHome()
+                        }
+                    }
+                }
             }
         }
+        viewModel.showSplash()
     }
 
-    private fun navigateToOther() {
+    private fun navigateToHome() {
         getNavController()?.navigate(
             when (1) {
                 0 -> SplashFragmentDirections.toMovieListPager()

app/src/main/java/com/example/moviedb/ui/screen/splash/SplashViewModel.kt

@@ -0,0 +1,24 @@
+package com.example.moviedb.ui.screen.splash
+
+import androidx.lifecycle.viewModelScope
+import com.example.moviedb.ui.base.BaseViewModel
+import dagger.hilt.android.lifecycle.HiltViewModel
+import kotlinx.coroutines.delay
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.asStateFlow
+import kotlinx.coroutines.launch
+import javax.inject.Inject
+
+@HiltViewModel
+class SplashViewModel @Inject constructor() : BaseViewModel() {
+
+    private val _splashViewStateFlow = MutableStateFlow<SplashViewState>(SplashViewState.Idle)
+    val splashViewStateFlow = _splashViewStateFlow.asStateFlow()
+
+    fun showSplash() {
+        viewModelScope.launch {
+            delay(1000)
+            _splashViewStateFlow.emit(SplashViewState.NavigateToHome)
+        }
+    }
+}

app/src/main/java/com/example/moviedb/ui/screen/splash/SplashViewState.kt

@@ -0,0 +1,6 @@
+package com.example.moviedb.ui.screen.splash
+
+sealed class SplashViewState {
+    object Idle : SplashViewState()
+    object NavigateToHome : SplashViewState()
+}