Handle error in the network base

app/src/main/java/com/modarb/android/network/ApiResult.kt

@@ -2,5 +2,7 @@ package com.modarb.android.network
 
 sealed class ApiResult<out T> {
     data class Success<out T>(val data: T) : ApiResult<T>()
+    data class Error<out T>(val data: T) : ApiResult<T>()
+
     data class Failure(val exception: Throwable) : ApiResult<Nothing>()
 }

app/src/main/java/com/modarb/android/network/NetworkHelper.kt

@@ -0,0 +1,18 @@
+package com.modarb.android.network
+
+import android.content.Context
+import android.widget.Toast
+import com.modarb.android.R
+import com.modarb.android.network.models.BaseResponse
+
+class NetworkHelper {
+
+    companion object {
+        fun showErrorMessage(context: Context, errorResponse: BaseResponse) {
+            val defaultErrorMessage = context.getString(R.string.an_error_occurred)
+            val message =
+                errorResponse.errors?.firstOrNull() ?: errorResponse.error ?: defaultErrorMessage
+            Toast.makeText(context, message, Toast.LENGTH_SHORT).show()
+        }
+    }
+}

app/src/main/java/com/modarb/android/ui/home/ui/home/HomeFragment.kt

@@ -15,6 +15,7 @@ import androidx.lifecycle.lifecycleScope
 import com.modarb.android.R
 import com.modarb.android.databinding.FragmentHomeBinding
 import com.modarb.android.network.ApiResult
+import com.modarb.android.network.NetworkHelper
 import com.modarb.android.ui.home.HomeActivity
 import com.modarb.android.ui.home.helpers.WorkoutData
 import com.modarb.android.ui.home.ui.home.domain.models.HomePageResponse
@@ -73,23 +74,29 @@ class HomeFragment : Fragment() {
             homeViewModel.homeResponse.collect {
                 when (it) {
                     is ApiResult.Success<*> -> handleHomeSuccess(it.data as HomePageResponse)
-                    is ApiResult.Failure -> handleHomeError(it.exception)
+                    is ApiResult.Error -> handleHomeError(it.data as HomePageResponse)
+                    is ApiResult.Failure -> handleHomeFail(it.exception)
                     else -> {}
                 }
             }
         }
 
     }
 
+    private fun handleHomeFail(exception: Throwable) {
+        Toast.makeText(requireContext(), exception.message, Toast.LENGTH_SHORT).show()
+        binding.progressView.progressOverlay.visibility = View.GONE
+    }
+
     private fun handleHomeSuccess(res: HomePageResponse) {
         WorkoutData.workoutId = res.data.myWorkout.id
         setData(res)
         getPlanData()
         binding.progressView.progressOverlay.visibility = View.GONE
     }
 
-    private fun handleHomeError(exception: Throwable) {
-        Toast.makeText(requireContext(), exception.message, Toast.LENGTH_SHORT).show()
+    private fun handleHomeError(errorResponse: HomePageResponse) {
+        NetworkHelper.showErrorMessage(requireContext(), errorResponse)
         binding.progressView.progressOverlay.visibility = View.GONE
     }
 
@@ -99,7 +106,8 @@ class HomeFragment : Fragment() {
             planViewModel.planResponse.collect {
                 when (it) {
                     is ApiResult.Success<*> -> handlePlanSuccess(it.data as PlanPageResponse)
-                    is ApiResult.Failure -> handlePlanError(it.exception)
+                    is ApiResult.Error -> handlePlanError(it.data)
+                    is ApiResult.Failure -> handlePlanFail(it.exception)
                     else -> {}
                 }
             }
@@ -110,14 +118,12 @@ class HomeFragment : Fragment() {
 
     }
 
-    private fun handlePlanError(exception: Throwable) {
-
-        // TODO handle plan error
-//        val defaultErrorMessage = getString(R.string.an_error_occurred)
-//        val message = errResponse.errors?.firstOrNull() ?: errResponse.error ?: defaultErrorMessage
-//        Toast.makeText(requireContext(), message, Toast.LENGTH_SHORT).show()
-
+    private fun handlePlanFail(exception: Throwable) {
+        Toast.makeText(requireContext(), exception.message, Toast.LENGTH_SHORT).show()
+    }
 
+    private fun handlePlanError(errorResponse: PlanPageResponse) {
+        NetworkHelper.showErrorMessage(requireContext(), errorResponse)
     }
 
     private fun handlePlanSuccess(res: PlanPageResponse) {

app/src/main/java/com/modarb/android/ui/home/ui/home/data/HomeRepositoryImpl.kt

@@ -15,7 +15,7 @@ class HomeRepositoryImpl(private val apiService: ApiService) : HomeRepository {
                     ApiResult.Success(it)
                 } ?: ApiResult.Failure(Throwable("Response body is null"))
             } else {
-                ApiResult.Failure(Throwable(response.errorBody()?.string() ?: "Unknown error"))
+                ApiResult.Error(response.body() as HomePageResponse)
             }
         } catch (E: Exception) {
             ApiResult.Failure(E)

app/src/main/java/com/modarb/android/ui/home/ui/plan/data/PlanRepositoryImp.kt

@@ -30,7 +30,7 @@ class PlanRepositoryImp(private val apiService: ApiService) : MyPlanRepository {
                     ApiResult.Success(it)
                 } ?: ApiResult.Failure(Throwable("Response body is null"))
             } else {
-                ApiResult.Failure(Throwable(response.errorBody()?.string() ?: "Unknown error"))
+                ApiResult.Error(response.body() as PlanPageResponse)
             }
         } catch (e: Exception) {
             ApiResult.Failure(e)