From 8eb241ccce345a35b05a6335d11306465220f66d Mon Sep 17 00:00:00 2001
From: Torsten Grote <t@grobox.de>
Date: Thu, 23 Jul 2020 15:41:50 -0300
Subject: [pos] refactor configuration fetching and validation

---
 .../src/main/java/net/taler/merchantlib/Response.kt   | 19 +++++++++++++++++--
 1 file changed, 17 insertions(+), 2 deletions(-)

(limited to 'merchant-lib/src/main/java/net/taler/merchantlib/Response.kt')

diff --git a/merchant-lib/src/main/java/net/taler/merchantlib/Response.kt b/merchant-lib/src/main/java/net/taler/merchantlib/Response.kt
index eb1ef27..1b49d78 100644
--- a/merchant-lib/src/main/java/net/taler/merchantlib/Response.kt
+++ b/merchant-lib/src/main/java/net/taler/merchantlib/Response.kt
@@ -50,14 +50,29 @@ class Response<out T> private constructor(
         }
     }
 
+    suspend fun handleSuspend(
+        onFailure: ((String) -> Any)? = null,
+        onSuccess: (suspend (T) -> Any)? = null
+    ) {
+        if (value is Failure) onFailure?.let { it(getFailureString(value)) }
+        else onSuccess?.let {
+            @Suppress("UNCHECKED_CAST")
+            it(value as T)
+        }
+    }
+
     private suspend fun getFailureString(failure: Failure): String = when (failure.exception) {
         is ClientRequestException -> getExceptionString(failure.exception)
         else -> failure.exception.toString()
     }
 
     private suspend fun getExceptionString(e: ClientRequestException): String {
-        val error: Error = e.response.receive()
-        return "Error ${error.code}: ${error.hint}"
+        return try {
+            val error: Error = e.response.receive()
+            "Error ${error.code}: ${error.hint}"
+        } catch (ex: Exception) {
+            "Status code: ${e.response.status.value}"
+        }
     }
 
     private class Failure(val exception: Throwable)
-- 
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