Merge pull request #109 from YAPP-Github/fix/TNT-251

hoyahozz · web-flow · commit c5baa66eaaae · 2025-02-14T23:54:01.000+09:00
[TNT-251][TNT-238] 중복 클릭 방지 및 로딩 출력 구현
diff --git a/core/designsystem/src/main/java/co/kr/tnt/designsystem/snackbar/Snackbar.kt b/core/designsystem/src/main/java/co/kr/tnt/designsystem/snackbar/Snackbar.kt
@@ -73,7 +73,7 @@ fun TnTSnackbar(
 
 @Preview(showBackground = true)
 @Composable
-private fun TnTToastPreview() {
+private fun TnTSnackbarPreview() {
     TnTTheme {
         TnTSnackbar(
             snackbarData = object : SnackbarData {
diff --git a/core/ui/build.gradle.kts b/core/ui/build.gradle.kts
@@ -15,4 +15,5 @@ dependencies {
     implementation(projects.domain)
 
     implementation(libs.accompanist.permissions)
+    implementation(libs.androidx.compose.navigation)
 }
diff --git a/core/ui/src/main/java/co/kr/tnt/ui/component/TnTLoading.kt b/core/ui/src/main/java/co/kr/tnt/ui/component/TnTLoading.kt
@@ -0,0 +1,33 @@
+package co.kr.tnt.ui.component
+
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.material3.CircularProgressIndicator
+import androidx.compose.material3.Surface
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.graphics.Color
+import co.kr.tnt.designsystem.theme.TnTTheme
+
+@Composable
+fun TnTLoadingScreen(modifier: Modifier = Modifier) {
+    Surface(
+        modifier = modifier.fillMaxSize(),
+        color = Color.Black.copy(alpha = 0.4f),
+    ) {
+        TnTLoading(modifier = Modifier.fillMaxSize())
+    }
+}
+
+@Composable
+fun TnTLoading(modifier: Modifier) {
+    Box(
+        modifier = modifier,
+        contentAlignment = Alignment.Center,
+    ) {
+        CircularProgressIndicator(
+            color = TnTTheme.colors.redColors.Red500,
+        )
+    }
+}
diff --git a/core/ui/src/main/java/co/kr/tnt/ui/extensions/NavController.kt b/core/ui/src/main/java/co/kr/tnt/ui/extensions/NavController.kt
@@ -0,0 +1,12 @@
+package co.kr.tnt.ui.extensions
+
+import androidx.navigation.NavController
+
+/**
+ * Back button 연속 클릭 시 빈 화면이 출력되는 현상 방지
+ */
+fun NavController.safePopBackStack() {
+    if (currentBackStackEntry?.lifecycle?.currentState == androidx.lifecycle.Lifecycle.State.RESUMED) {
+        popBackStack()
+    }
+}
diff --git a/core/ui/src/main/java/co/kr/tnt/ui/utils/Throttle.kt b/core/ui/src/main/java/co/kr/tnt/ui/utils/Throttle.kt
@@ -0,0 +1,23 @@
+package co.kr.tnt.ui.utils
+
+import android.os.SystemClock
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableLongStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.setValue
+
+@Composable
+inline fun throttled(
+    throttleTime: Long = 1500L,
+    crossinline onClick: () -> Unit,
+): () -> Unit {
+    var lastTimeClicked by remember { mutableLongStateOf(0L) }
+    return {
+        val now = SystemClock.uptimeMillis()
+        if (now - lastTimeClicked >= throttleTime) {
+            lastTimeClicked = now
+            onClick()
+        }
+    }
+}
diff --git a/feature/login/src/main/java/co/kr/tnt/login/LoginViewModel.kt b/feature/login/src/main/java/co/kr/tnt/login/LoginViewModel.kt
@@ -61,6 +61,7 @@ internal class LoginViewModel @Inject constructor(
                 }
 
                 this@LoginViewModel.loginResult = loginResult
+                clearAllChecks()
                 sendEffect(LoginSideEffect.ShowTermBottomSheet)
             }.onFailure {
                 // TODO resource
@@ -89,6 +90,14 @@ internal class LoginViewModel @Inject constructor(
         }
     }
 
+    private fun clearAllChecks() {
+        updateState {
+            copy(
+                terms = terms.keys.associateWith { false },
+            )
+        }
+    }
+
     private fun navigateToSignup() {
         loginResult?.let { loginResult ->
             sendEffect(LoginSideEffect.NavigateToSignup(loginResult))
diff --git a/feature/main/src/main/java/co/kr/tnt/main/ui/TnTNavHost.kt b/feature/main/src/main/java/co/kr/tnt/main/ui/TnTNavHost.kt
@@ -27,6 +27,7 @@ import co.kr.tnt.trainer.main.navigation.navigateToTrainerMain
 import co.kr.tnt.trainer.main.navigation.trainerMainScreen
 import co.kr.tnt.trainer.signup.navigation.navigateToTrainerSignUp
 import co.kr.tnt.trainer.signup.navigation.trainerSignUpScreen
+import co.kr.tnt.ui.extensions.safePopBackStack
 import co.kr.tnt.webview.navigateToWebView
 import co.kr.tnt.webview.webViewScreen
 
@@ -65,29 +66,29 @@ fun TnTNavHost(
                 navigateToTrainerSignUp = navController::navigateToTrainerSignUp,
             )
             trainerSignUpScreen(
-                navigateToPrevious = navController::popBackStack,
+                navigateToPrevious = navController::safePopBackStack,
                 navigateToInvite = navController::navigateToTrainerInvite,
             )
             traineeSignUpScreen(
-                navigateToPrevious = navController::popBackStack,
+                navigateToPrevious = navController::safePopBackStack,
                 navigateToConnect = {
                     navController.navigateToTraineeConnect(isSkippable = true)
                 },
             )
             trainerInviteScreen(
-                navigateToPrevious = navController::popBackStack,
+                navigateToPrevious = navController::safePopBackStack,
                 navigateToHome = { navController.navigateToTrainerMain(clearBackStack = true) },
             )
             trainerConnectScreen(
-                navigateToPrevious = navController::popBackStack,
+                navigateToPrevious = navController::safePopBackStack,
                 navigateToHome = { navController.navigateToTrainerMain(clearBackStack = true) },
             )
             traineeConnectScreen(
-                navigateToPrevious = navController::popBackStack,
+                navigateToPrevious = navController::safePopBackStack,
                 navigateToHome = { navController.navigateToTraineeMain(clearBackStack = true) },
             )
             traineeMealRecordScreen(
-                navigateToPrevious = navController::popBackStack,
+                navigateToPrevious = navController::safePopBackStack,
             )
             trainerMainScreen(
                 navigateToConnect = navController::navigateToTrainerConnect,
@@ -103,7 +104,7 @@ fun TnTNavHost(
                 navigateToMealDetail = navController::navigateToTraineeMealRecordDetail,
             )
             webViewScreen(
-                navigateToPrevious = navController::popBackStack,
+                navigateToPrevious = navController::safePopBackStack,
             )
         }
     }
diff --git a/feature/trainee/connect/src/main/java/co/kr/tnt/trainee/connect/PTSessionFormPage.kt b/feature/trainee/connect/src/main/java/co/kr/tnt/trainee/connect/PTSessionFormPage.kt
@@ -31,6 +31,8 @@ import co.kr.tnt.designsystem.component.TnTTopBarWithBackButton
 import co.kr.tnt.designsystem.component.button.TnTBottomButton
 import co.kr.tnt.designsystem.theme.TnTTheme
 import co.kr.tnt.feature.trainee.connect.R
+import co.kr.tnt.ui.component.TnTLoadingScreen
+import co.kr.tnt.ui.utils.throttled
 import java.time.LocalDate
 import java.time.ZoneId
 import java.time.format.DateTimeFormatter
@@ -44,6 +46,7 @@ internal fun PTSessionFormPage(
     sessionStartDate: LocalDate?,
     completedSessionCount: String,
     totalSessionCount: String,
+    isLoading: Boolean,
     onChangeSessionStartDate: (date: LocalDate) -> Unit,
     onChangeCompletedSessionCount: (count: String) -> Unit,
     onChangeTotalSessionCount: (count: String) -> Unit,
@@ -192,10 +195,14 @@ internal fun PTSessionFormPage(
                 text = stringResource(uiResource.string.next),
                 modifier = Modifier.align(Alignment.BottomCenter),
                 enabled = isFormValid,
-                onClick = onNextClick,
+                onClick = throttled { onNextClick() },
             )
         }
     }
+
+    if (isLoading) {
+        TnTLoadingScreen()
+    }
 }
 
 @Composable
@@ -275,6 +282,7 @@ private fun PTSessionFormPagePreview() {
             sessionStartDate = LocalDate.now(),
             completedSessionCount = "15",
             totalSessionCount = "10",
+            isLoading = false,
             onNextClick = { },
             onBackClick = { },
             onChangeSessionStartDate = { },
diff --git a/feature/trainee/connect/src/main/java/co/kr/tnt/trainee/connect/TraineeConnectContract.kt b/feature/trainee/connect/src/main/java/co/kr/tnt/trainee/connect/TraineeConnectContract.kt
@@ -19,6 +19,7 @@ internal class TraineeConnectContract {
         val trainerImage: String = "",
         val traineeName: String = "",
         val traineeImage: String = "",
+        val isLoading: Boolean = false,
     ) : UiState
 
     sealed interface TraineeConnectUiEvent : UiEvent {
diff --git a/feature/trainee/connect/src/main/java/co/kr/tnt/trainee/connect/TraineeConnectScreen.kt b/feature/trainee/connect/src/main/java/co/kr/tnt/trainee/connect/TraineeConnectScreen.kt
@@ -93,6 +93,7 @@ private fun TraineeConnectScreen(
             sessionStartDate = state.sessionStartDate,
             completedSessionCount = state.completedSessionCount,
             totalSessionCount = state.totalSessionCount,
+            isLoading = state.isLoading,
             onChangeSessionStartDate = onChangeSessionStartDate,
             onChangeCompletedSessionCount = onChangeCompletedSessionCount,
             onChangeTotalSessionCount = onChangeTotalSessionCount,
diff --git a/feature/trainee/connect/src/main/java/co/kr/tnt/trainee/connect/TraineeConnectViewModel.kt b/feature/trainee/connect/src/main/java/co/kr/tnt/trainee/connect/TraineeConnectViewModel.kt
@@ -77,6 +77,7 @@ internal class TraineeConnectViewModel @Inject constructor(
 
         private fun requestConnect() {
             viewModelScope.launch {
+                updateState { copy(isLoading = true) }
                 runCatching {
                     currentState.run {
                         connectRepository.connectRequest(
@@ -98,6 +99,8 @@ internal class TraineeConnectViewModel @Inject constructor(
                     navigateToNext()
                 }.onFailure {
                     sendEffect(TraineeConnectSideEffect.ShowToast("서버 요청에 실패했어요"))
+                }.also {
+                    updateState { copy(isLoading = false) }
                 }
             }
         }
diff --git a/feature/trainee/main/src/main/java/co/kr/tnt/trainee/main/TraineeMainScreen.kt b/feature/trainee/main/src/main/java/co/kr/tnt/trainee/main/TraineeMainScreen.kt
@@ -14,6 +14,7 @@ import co.kr.tnt.trainee.home.navigation.traineeHomeNavGraph
 import co.kr.tnt.trainee.mypage.navigation.traineeMyPageNavGraph
 import co.kr.tnt.trainee.notification.navigation.navigateToTraineeNotification
 import co.kr.tnt.trainee.notification.navigation.traineeNotification
+import co.kr.tnt.ui.extensions.safePopBackStack
 
 @Composable
 internal fun TraineeMainRoute(
@@ -73,7 +74,7 @@ private fun TraineeMainScreen(
                 navigateToMealDetail = navigateToMealDetail,
             ) {
                 traineeNotification(
-                    navigateToPrevious = navController::popBackStack,
+                    navigateToPrevious = navController::safePopBackStack,
                 )
             }
             traineeMyPageNavGraph(
diff --git a/feature/trainee/mealrecord/src/main/java/co/kr/tnt/trainee/mealrecord/record/TraineeMealRecordContract.kt b/feature/trainee/mealrecord/src/main/java/co/kr/tnt/trainee/mealrecord/record/TraineeMealRecordContract.kt
@@ -21,6 +21,7 @@ internal class TraineeMealRecordContract {
         val isMealRecordValid: Boolean = false,
         val showWarning: Boolean = false,
         val dialogState: DialogState = DialogState.NONE,
+        val isLoading: Boolean = false,
     ) : UiState {
         enum class DialogState {
             NONE,
diff --git a/feature/trainee/mealrecord/src/main/java/co/kr/tnt/trainee/mealrecord/record/TraineeMealRecordScreen.kt b/feature/trainee/mealrecord/src/main/java/co/kr/tnt/trainee/mealrecord/record/TraineeMealRecordScreen.kt
@@ -73,7 +73,9 @@ import co.kr.tnt.trainee.mealrecord.record.TraineeMealRecordContract.TraineeMeal
 import co.kr.tnt.trainee.mealrecord.record.TraineeMealRecordContract.TraineeMealRecordUiState
 import co.kr.tnt.trainee.mealrecord.record.TraineeMealRecordContract.TraineeMealRecordUiState.DialogState
 import co.kr.tnt.ui.coil.ResizeTransformation
+import co.kr.tnt.ui.component.TnTLoadingScreen
 import co.kr.tnt.ui.model.RecordChip
+import co.kr.tnt.ui.utils.throttled
 import coil.compose.rememberAsyncImagePainter
 import coil.request.ImageRequest
 import com.kizitonwose.calendar.compose.rememberCalendarState
@@ -219,7 +221,7 @@ private fun TraineeMealRecordScreen(
                 size = ButtonSize.XLarge,
                 type = ButtonType.Primary,
                 enabled = state.isMealRecordValid,
-                onClick = onClickSaveButton,
+                onClick = throttled { onClickSaveButton() },
             )
         },
     ) { innerPadding ->
@@ -275,6 +277,10 @@ private fun TraineeMealRecordScreen(
             }
         }
     }
+
+    if (state.isLoading) {
+        TnTLoadingScreen()
+    }
 }
 
 @Composable
diff --git a/feature/trainee/mealrecord/src/main/java/co/kr/tnt/trainee/mealrecord/record/TraineeMealRecordViewModel.kt b/feature/trainee/mealrecord/src/main/java/co/kr/tnt/trainee/mealrecord/record/TraineeMealRecordViewModel.kt
@@ -92,6 +92,8 @@ internal class TraineeMealRecordViewModel @Inject constructor(
         }
 
         private fun postMealRecord(context: Context) {
+            updateState { copy(isLoading = true) }
+
             viewModelScope.launch {
                 val state = currentState
                 val imageFile: File? = state.image?.toFile(context)?.let { file ->
@@ -112,6 +114,8 @@ internal class TraineeMealRecordViewModel @Inject constructor(
                     updateState { copy(dialogState = DialogState.COMPLETED) }
                 }.onFailure {
                     sendEffect(TraineeMealRecordSideEffect.ShowToast("식단 기록에 실패했어요"))
+                }.also {
+                    updateState { copy(isLoading = false) }
                 }
             }
         }
diff --git a/feature/trainee/mypage/src/main/java/co/kr/tnt/trainee/mypage/TraineeMyPageScreen.kt b/feature/trainee/mypage/src/main/java/co/kr/tnt/trainee/mypage/TraineeMyPageScreen.kt
@@ -45,6 +45,7 @@ import co.kr.tnt.ui.extensions.moveToAppSetting
 import co.kr.tnt.ui.model.DefaultUserProfile
 import co.kr.tnt.ui.permission.PermissionRequestDialog
 import co.kr.tnt.ui.permission.TnTPermission
+import co.kr.tnt.ui.utils.throttled
 import coil.compose.rememberAsyncImagePainter
 import coil.request.ImageRequest
 import com.google.accompanist.permissions.ExperimentalPermissionsApi
@@ -178,11 +179,10 @@ private fun TraineeMyPageScreen(
                 text = stringResource(coreR.string.app_push_notification),
                 verticalPadding = 12.dp,
                 enabled = false,
-                onClick = { },
                 trailingComponent = {
                     TnTSwitch(
                         checked = state.isEnablePushNotification,
-                        onClick = onTogglePushNotification,
+                        onClick = throttled(throttleTime = 500L) { onTogglePushNotification() },
                     )
                 },
             )
diff --git a/feature/trainee/signup/src/main/java/co/kr/tnt/trainee/signup/TraineeSignUpCompletePage.kt b/feature/trainee/signup/src/main/java/co/kr/tnt/trainee/signup/TraineeSignUpCompletePage.kt
@@ -24,7 +24,9 @@ import co.kr.tnt.designsystem.component.button.TnTBottomButton
 import co.kr.tnt.designsystem.theme.TnTTheme
 import co.kr.tnt.feature.trainee.signup.R
 import co.kr.tnt.trainee.signup.TraineeSignUpContract.TraineeSignUpUiState
+import co.kr.tnt.ui.component.TnTLoadingScreen
 import co.kr.tnt.ui.model.DefaultUserProfile
+import co.kr.tnt.ui.utils.throttled
 import coil.compose.rememberAsyncImagePainter
 import co.kr.tnt.core.ui.R as uiResource
 
@@ -77,11 +79,15 @@ internal fun TraineeSignUpCompletePage(
             }
             TnTBottomButton(
                 text = stringResource(uiResource.string.start),
-                onClick = { onNextClick(state.image) },
+                onClick = throttled { onNextClick(state.image) },
                 modifier = Modifier.align(Alignment.BottomCenter),
             )
         }
     }
+
+    if (state.isLoading) {
+        TnTLoadingScreen()
+    }
 }
 
 @Preview(showBackground = true)
diff --git a/feature/trainee/signup/src/main/java/co/kr/tnt/trainee/signup/TraineeSignUpContract.kt b/feature/trainee/signup/src/main/java/co/kr/tnt/trainee/signup/TraineeSignUpContract.kt
@@ -21,6 +21,7 @@ internal class TraineeSignUpContract {
         val weight: String? = null,
         val ptPurpose: List<String> = emptyList(),
         val caution: String? = "",
+        val isLoading: Boolean = false,
     ) : UiState {
         val isNameValid get() = name.length <= MAX_NAME_LENGTH
 
diff --git a/feature/trainee/signup/src/main/java/co/kr/tnt/trainee/signup/TraineeSignUpViewModel.kt b/feature/trainee/signup/src/main/java/co/kr/tnt/trainee/signup/TraineeSignUpViewModel.kt
@@ -57,6 +57,8 @@ internal class TraineeSignUpViewModel @Inject constructor(
         authType: String,
     ) {
         viewModelScope.launch {
+            updateState { copy(isLoading = true) }
+
             val state = currentState
             val profileImageFile: File? = imageUri?.toFile(context)?.let { file ->
                 if (!isAllowedImageFormat(file)) {
@@ -90,6 +92,8 @@ internal class TraineeSignUpViewModel @Inject constructor(
                 // TODO 디자인 시스템 Toast 적용
                 val message = context.getString(R.string.error_server_request_failed)
                 sendEffect(TraineeSignUpEffect.ShowToast(message))
+            }.also {
+                updateState { copy(isLoading = false) }
             }
         }
     }
diff --git a/feature/trainer/addptsession/src/main/java/co/kr/tnt/trainer/addptsession/AddPtSessionContract.kt b/feature/trainer/addptsession/src/main/java/co/kr/tnt/trainer/addptsession/AddPtSessionContract.kt
@@ -18,6 +18,7 @@ internal class AddPtSessionContract {
         val memo: String = "",
         val dialogState: DialogState = DialogState.NONE,
         val sheetType: BottomSheetType = BottomSheetType.NONE,
+        val isLoading: Boolean = false,
     ) : UiState {
         val totalSessionMinute: Int?
             get() {
diff --git a/feature/trainer/addptsession/src/main/java/co/kr/tnt/trainer/addptsession/AddPtSessionScreen.kt b/feature/trainer/addptsession/src/main/java/co/kr/tnt/trainer/addptsession/AddPtSessionScreen.kt
diff --git a/feature/trainer/addptsession/src/main/java/co/kr/tnt/trainer/addptsession/AddPtSessionViewModel.kt b/feature/trainer/addptsession/src/main/java/co/kr/tnt/trainer/addptsession/AddPtSessionViewModel.kt
diff --git a/feature/trainer/main/src/main/java/co/kr/tnt/trainer/main/TrainerMainScreen.kt b/feature/trainer/main/src/main/java/co/kr/tnt/trainer/main/TrainerMainScreen.kt
diff --git a/feature/trainer/mypage/src/main/java/co/kr/tnt/trainer/mypage/TrainerMyPageScreen.kt b/feature/trainer/mypage/src/main/java/co/kr/tnt/trainer/mypage/TrainerMyPageScreen.kt
diff --git a/feature/trainer/signup/src/main/java/co/kr/tnt/trainer/signup/TrainerSignUpCompletePage.kt b/feature/trainer/signup/src/main/java/co/kr/tnt/trainer/signup/TrainerSignUpCompletePage.kt
diff --git a/feature/trainer/signup/src/main/java/co/kr/tnt/trainer/signup/TrainerSignUpContract.kt b/feature/trainer/signup/src/main/java/co/kr/tnt/trainer/signup/TrainerSignUpContract.kt
diff --git a/feature/trainer/signup/src/main/java/co/kr/tnt/trainer/signup/TrainerSignUpViewModel.kt b/feature/trainer/signup/src/main/java/co/kr/tnt/trainer/signup/TrainerSignUpViewModel.kt

Original file line number	Diff line number	Diff line change
`@@ -15,4 +15,5 @@ dependencies {`
`15`	`15`	`implementation(projects.domain)`
`16`	`16`
`17`	`17`	`implementation(libs.accompanist.permissions)`
	`18`	`+ implementation(libs.androidx.compose.navigation)`
`18`	`19`	`}`
Original file line number	Diff line number	Diff line change
`@@ -27,6 +27,7 @@ import co.kr.tnt.trainer.main.navigation.navigateToTrainerMain`
`27`	`27`	`import co.kr.tnt.trainer.main.navigation.trainerMainScreen`
`28`	`28`	`import co.kr.tnt.trainer.signup.navigation.navigateToTrainerSignUp`
`29`	`29`	`import co.kr.tnt.trainer.signup.navigation.trainerSignUpScreen`
	`30`	`+import co.kr.tnt.ui.extensions.safePopBackStack`
`30`	`31`	`import co.kr.tnt.webview.navigateToWebView`
`31`	`32`	`import co.kr.tnt.webview.webViewScreen`
`32`	`33`
`@@ -65,29 +66,29 @@ fun TnTNavHost(`
`65`	`66`	`navigateToTrainerSignUp = navController::navigateToTrainerSignUp,`
`66`	`67`	`)`
`67`	`68`	`trainerSignUpScreen(`
`68`		`- navigateToPrevious = navController::popBackStack,`
	`69`	`+ navigateToPrevious = navController::safePopBackStack,`
`69`	`70`	`navigateToInvite = navController::navigateToTrainerInvite,`
`70`	`71`	`)`
`71`	`72`	`traineeSignUpScreen(`
`72`		`- navigateToPrevious = navController::popBackStack,`
	`73`	`+ navigateToPrevious = navController::safePopBackStack,`
`73`	`74`	`navigateToConnect = {`
`74`	`75`	`navController.navigateToTraineeConnect(isSkippable = true)`
`75`	`76`	`},`
`76`	`77`	`)`
`77`	`78`	`trainerInviteScreen(`
`78`		`- navigateToPrevious = navController::popBackStack,`
	`79`	`+ navigateToPrevious = navController::safePopBackStack,`
`79`	`80`	`navigateToHome = { navController.navigateToTrainerMain(clearBackStack = true) },`
`80`	`81`	`)`
`81`	`82`	`trainerConnectScreen(`
`82`		`- navigateToPrevious = navController::popBackStack,`
	`83`	`+ navigateToPrevious = navController::safePopBackStack,`
`83`	`84`	`navigateToHome = { navController.navigateToTrainerMain(clearBackStack = true) },`
`84`	`85`	`)`
`85`	`86`	`traineeConnectScreen(`
`86`		`- navigateToPrevious = navController::popBackStack,`
	`87`	`+ navigateToPrevious = navController::safePopBackStack,`
`87`	`88`	`navigateToHome = { navController.navigateToTraineeMain(clearBackStack = true) },`
`88`	`89`	`)`
`89`	`90`	`traineeMealRecordScreen(`
`90`		`- navigateToPrevious = navController::popBackStack,`
	`91`	`+ navigateToPrevious = navController::safePopBackStack,`
`91`	`92`	`)`
`92`	`93`	`trainerMainScreen(`
`93`	`94`	`navigateToConnect = navController::navigateToTrainerConnect,`
`@@ -103,7 +104,7 @@ fun TnTNavHost(`
`103`	`104`	`navigateToMealDetail = navController::navigateToTraineeMealRecordDetail,`
`104`	`105`	`)`
`105`	`106`	`webViewScreen(`
`106`		`- navigateToPrevious = navController::popBackStack,`
	`107`	`+ navigateToPrevious = navController::safePopBackStack,`
`107`	`108`	`)`
`108`	`109`	`}`
`109`	`110`	`}`