Start impl UI

core/common/src/main/java/ru/fincode/tsudesk/core/common/model/AppError.kt

@@ -1,7 +1,12 @@
 package ru.fincode.tsudesk.core.common.model
+
 sealed interface AppError {
     data object NoInternet : AppError
     data object Timeout : AppError
+
+    /** Временный сбой соединения (EOF / unexpected end of stream / reset) */
+    data object Temporary : AppError
+
     data class Http(val code: Int) : AppError
     data class Unknown(val message: String? = null) : AppError
-}
+}

core/common/src/main/java/ru/fincode/tsudesk/core/common/model/DataResult.kt

@@ -3,10 +3,16 @@ package ru.fincode.tsudesk.core.common.model
 sealed interface DataResult<out T> {
 
     data class Data<T>(
-        val data: T, val refreshedFromNetwork: Boolean
+        val data: T,
+        val refreshedFromNetwork: Boolean
     ) : DataResult<T>
 
     data class Error<T>(
-        val error: AppError, val data: T? = null, val cause: Throwable? = null
+        val error: AppError,
+        val data: T? = null,
+        val cause: Throwable? = null
     ) : DataResult<T>
-}
+
+    /** Состояние загрузки */
+    data object Loading : DataResult<Nothing>
+}

core/network/src/main/java/ru/fincode/tsudesk/core/network/NetworkCall.kt

@@ -6,8 +6,13 @@ import ru.fincode.tsudesk.core.network.model.NetworkError
 import ru.fincode.tsudesk.core.network.model.NetworkMeta
 import ru.fincode.tsudesk.core.network.model.NetworkResult
 import ru.fincode.tsudesk.core.network.model.NetworkResult.Success
+import java.io.EOFException
 import java.io.IOException
+import java.io.InterruptedIOException
+import java.net.ConnectException
+import java.net.NoRouteToHostException
 import java.net.SocketTimeoutException
+import java.net.UnknownHostException
 
 suspend inline fun <T> apiCall(
     crossinline block: suspend () -> Response<T>
@@ -51,8 +56,23 @@ suspend inline fun <T> apiCall(
 }
 
 fun Throwable.toNetworkError(meta: NetworkMeta): NetworkError = when (this) {
-    is SocketTimeoutException -> NetworkError.Timeout(meta)
-    is IOException -> NetworkError.NoInternet(meta)
+
+    is UnknownHostException,
+    is ConnectException,
+    is NoRouteToHostException -> NetworkError.NoInternet(meta)
+
+    is SocketTimeoutException,
+    is InterruptedIOException -> NetworkError.Timeout(meta)
+
+    is EOFException -> NetworkError.Temporary(meta)
+
     is HttpException -> NetworkError.Http(code(), meta)
+
+    is IOException -> {
+        val msg = message?.lowercase().orEmpty()
+        if ("unexpected end of stream" in msg || "eof" in msg) NetworkError.Temporary(meta)
+        else NetworkError.Temporary(meta) // любые IO — временные, не "NoInternet"
+    }
+
     else -> NetworkError.Unknown(this, meta)
 }

core/network/src/main/java/ru/fincode/tsudesk/core/network/model/NetworkError.kt

@@ -7,6 +7,12 @@ sealed class NetworkError(open val meta: NetworkMeta) {
     data class NoInternet(override val meta: NetworkMeta) : NetworkError(meta)
     data class Timeout(override val meta: NetworkMeta) : NetworkError(meta)
 
+    /**
+     * EOF / unexpected end of stream / reset / обрыв соединения.
+     * Это НЕ NoInternet.
+     */
+    data class Temporary(override val meta: NetworkMeta) : NetworkError(meta)
+
     data class Http(
         val code: Int,
         override val meta: NetworkMeta
@@ -20,7 +26,8 @@ sealed class NetworkError(open val meta: NetworkMeta) {
     fun toAppError(): AppError = when (this) {
         is NoInternet -> AppError.NoInternet
         is Timeout -> AppError.Timeout
+        is Temporary -> AppError.Temporary
         is Http -> AppError.Http(code)
         is Unknown -> AppError.Unknown(throwable.message)
     }
-}
+}