[taler-taler-android] 03/03: [wallet] adapt to new message envelope API

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torsten-grote pushed a commit to branch master
in repository taler-android.

commit 89f8c6a6d590ab3a702f80fbe50c2e9dd67d4bf8
Author: Torsten Grote <t@grobox.de>
AuthorDate: Fri Jul 31 15:36:24 2020 -0300

    [wallet] adapt to new message envelope API
---
 settings.gradle                                    |  4 +-
 wallet/build.gradle                                |  4 +-
 .../taler/wallet/backend/WalletBackendService.kt   | 51 ++++++++++++----------
 3 files changed, 31 insertions(+), 28 deletions(-)

diff --git a/settings.gradle b/settings.gradle
index 6175852..2240bc2 100644
--- a/settings.gradle
+++ b/settings.gradle
@@ -1,7 +1,7 @@
+enableFeaturePreview('GRADLE_METADATA')
+
 include ':cashier', ':merchant-terminal', ':wallet'
 include ':taler-kotlin-common'
 include ':taler-kotlin-android'
 include ':merchant-lib'
 include ':anastasis-ui'
-
-enableFeaturePreview('GRADLE_METADATA')
diff --git a/wallet/build.gradle b/wallet/build.gradle
index 93eef05..ef5ddfa 100644
--- a/wallet/build.gradle
+++ b/wallet/build.gradle
@@ -23,7 +23,7 @@ plugins {
     id "de.undercouch.download"
 }
 
-def walletCoreVersion = "v0.7.1-dev.16"
+def walletCoreVersion = "v0.7.1-dev.18"
 
 static def versionCodeEpoch() {
     return (new Date().getTime() / 1000).toInteger()
@@ -47,7 +47,7 @@ android {
         minSdkVersion 24
         targetSdkVersion 29
         versionCode 6
-        versionName "0.7.1.dev.16"
+        versionName "0.7.1.dev.18"
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
         buildConfigField "String", "WALLET_CORE_VERSION", 
"\"$walletCoreVersion\""
     }
diff --git 
a/wallet/src/main/java/net/taler/wallet/backend/WalletBackendService.kt 
b/wallet/src/main/java/net/taler/wallet/backend/WalletBackendService.kt
index f39a3e7..993114c 100644
--- a/wallet/src/main/java/net/taler/wallet/backend/WalletBackendService.kt
+++ b/wallet/src/main/java/net/taler/wallet/backend/WalletBackendService.kt
@@ -36,7 +36,7 @@ import kotlin.system.exitProcess
 
 private const val TAG = "taler-wallet-backend"
 
-class RequestData(val clientRequestID: Int, val messenger: Messenger)
+class RequestData(val clientRequestId: Int, val messenger: Messenger)
 
 
 class WalletBackendService : Service() {
@@ -70,7 +70,6 @@ class WalletBackendService : Service() {
                 this@WalletBackendService.handleAkonoMessage(message)
             }
         })
-        akono.evalNodeCode("console.log('hello world from taler 
wallet-android')")
         //akono.evalNodeCode("require('source-map-support').install();")
         akono.evalNodeCode("require('akono');")
         akono.evalNodeCode("tw = require('taler-wallet-android');")
@@ -184,9 +183,9 @@ class WalletBackendService : Service() {
     }
 
     private fun handleAkonoMessage(messageStr: String) {
-        Log.v(TAG, "got back message: $messageStr")
         val message = JSONObject(messageStr)
-        when (message.getString("type")) {
+        Log.v(TAG, "got back message: ${message.toString(2)}")
+        when (val type = message.getString("type")) {
             "notification" -> {
                 sendNotify(message.getString("payload"))
             }
@@ -199,7 +198,7 @@ class WalletBackendService : Service() {
                 }
             }
             "response" -> {
-                when (val operation = message.getString("operation")) {
+                when (message.getString("operation")) {
                     "init" -> {
                         Log.v(TAG, "got response for init operation: 
${message.toString(2)}")
                         sendNotify(message.toString(2))
@@ -208,29 +207,33 @@ class WalletBackendService : Service() {
                         exitProcess(1)
                     }
                     else -> {
-                        val id = message.getInt("id")
-                        Log.v(TAG, "got response for operation $operation")
-                        val rd = requests[id]
-                        if (rd == null) {
-                            Log.e(TAG, "wallet returned unknown request ID 
($id)")
-                            return
-                        }
-                        val m = Message.obtain(null, MSG_REPLY)
-                        val b = m.data
-                        if (message.has("result")) {
-                            val respJson = message.getJSONObject("result")
-                            b.putString("response", respJson.toString(2))
-                        } else {
-                            b.putString("response", "{}")
-                        }
-                        b.putBoolean("isError", message.getBoolean("isError"))
-                        b.putInt("requestID", rd.clientRequestID)
-                        b.putString("operation", operation)
-                        rd.messenger.send(m)
+                        val payload = 
message.getJSONObject("result").toString(2)
+                        handleResponse(false, message, payload)
                     }
                 }
             }
+            "error" -> {
+                val payload = message.getJSONObject("error").toString(2)
+                handleResponse(true, message, payload)
+            }
+            else -> throw IllegalArgumentException("Unknown message type: 
$type")
+        }
+    }
+
+    private fun handleResponse(isError: Boolean, message: JSONObject, payload: 
String) {
+        val id = message.getInt("id")
+        val rId = requests[id]
+        if (rId == null) {
+            Log.e(TAG, "wallet returned unknown request ID ($id)")
+            return
         }
+        val m = Message.obtain(null, MSG_REPLY)
+        val b = m.data
+        b.putInt("requestID", rId.clientRequestId)
+        b.putBoolean("isError", isError)
+        b.putString("response", payload)
+        b.putString("operation", message.getString("operation"))
+        rId.messenger.send(m)
     }
 
     companion object {

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