[refactor] : #83 BaseResult, AutoApiResponse Complete

app/src/main/java/com/myongsik/myongsikandroid/base/BaseResult.kt

@@ -0,0 +1,8 @@
+package com.myongsik.myongsikandroid.base
+
+sealed class BaseResult<out T> {
+
+    data class Success<out T>(val data: T) : BaseResult<T>()
+
+    data class Error(val errorCode: Int) : BaseResult<Nothing>()
+}

app/src/main/java/com/myongsik/myongsikandroid/base/FlowResponse.kt

@@ -1,21 +1,26 @@
 package com.myongsik.myongsikandroid.base
 
+import com.myongsik.myongsikandroid.util.ErrorConstant
 import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.flow.flow
+import retrofit2.HttpException
 import retrofit2.Response
+import java.net.SocketException
 
-fun <T> safeApiCall(call: suspend () -> Response<T>): Flow<ApiResponse<T>> = flow {
-    emit(ApiResponse.Loading)
-
+fun <T> safeApiCall(call: suspend () -> Response<T>): Flow<BaseResult<T>> = flow {
     try {
         val response = call()
-        if (response.isSuccessful) {
-            emit(ApiResponse.Success(response.body()!!))
+        val body = response.body()
+        if (response.isSuccessful && body != null) {
+            emit(BaseResult.Success(body))
         } else {
-            emit(ApiResponse.Failure(response.code().toString()))
+            emit(BaseResult.Error(response.code()))
+        }
+    } catch (e: Exception) {
+        when (e) {
+            is SocketException -> emit(BaseResult.Error(ErrorConstant.EVENT_SOCKET_EXCEPTION))
+            is HttpException -> emit(BaseResult.Error(ErrorConstant.EVENT_HTTP_EXCEPTION))
+            else -> emit(BaseResult.Error(ErrorConstant.EVENT_UNKNOWN_HOST_EXCEPTION))
         }
-    }  catch (e: Exception) {
-        e.printStackTrace()
-        emit(ApiResponse.Failure(e.message ?: e.toString()))
     }
 }