[wallet] add logcat viewer to dev settings

7 files changed, 47 insertions, 1 deletions

diff --git a/build.gradle b/build.gradle
index 61fff53..8973530 100644
--- a/build.gradle
+++ b/build.gradle
@@ -2,7 +2,7 @@ buildscript {
     ext.kotlin_version = '1.4.0'
     ext.ktor_version = "1.4.0"
     ext.nav_version = "2.3.0"
-    ext.material_version = "1.2.0"
+    ext.material_version = "1.2.1"
     ext.lifecycle_version = "2.2.0"
     ext.constraintlayout_version = "2.0.1"
     // check https://android-rebuilds.beuc.net/ for availability of free build tools
diff --git a/taler-kotlin-android/build.gradle b/taler-kotlin-android/build.gradle
index e57d365..872b1cd 100644
--- a/taler-kotlin-android/build.gradle
+++ b/taler-kotlin-android/build.gradle
@@ -69,6 +69,13 @@ dependencies {
     // QR codes
     implementation 'com.google.zxing:core:3.4.0'  // needs minSdkVersion 24+
 
+    // Logcat viewer
+    implementation('com.github.pedrovgs:lynx:1.1.0') {
+        exclude group: 'com.android.support'
+        exclude group: 'com.squareup'
+    }
+    implementation 'com.github.pedrovgs:renderers:4.0.0'
+
     // JSON parsing and serialization
     api "org.jetbrains.kotlinx:kotlinx-serialization-core:1.0.0-RC"
 
diff --git a/taler-kotlin-android/src/main/java/net/taler/common/AndroidUtils.kt b/taler-kotlin-android/src/main/java/net/taler/common/AndroidUtils.kt
index ceb5ead..72740df 100644
--- a/taler-kotlin-android/src/main/java/net/taler/common/AndroidUtils.kt
+++ b/taler-kotlin-android/src/main/java/net/taler/common/AndroidUtils.kt
@@ -43,6 +43,9 @@ import androidx.core.content.ContextCompat.getSystemService
 import androidx.fragment.app.Fragment
 import androidx.navigation.NavDirections
 import androidx.navigation.fragment.findNavController
+import com.github.pedrovgs.lynx.LynxActivity
+import com.github.pedrovgs.lynx.LynxConfig
+import com.github.pedrovgs.lynx.model.TraceLevel
 import net.taler.lib.common.Version
 
 fun View.fadeIn(endAction: () -> Unit = {}) {
@@ -90,6 +93,13 @@ fun Context.isOnline(): Boolean {
     }
 }
 
+fun Context.showLogViewer() {
+    val lynxActivityIntent = LynxActivity.getIntent(this, LynxConfig().apply {
+        maxNumberOfTracesToShow = 1500 // higher numbers seem to break share functionality
+    })
+    startActivity(lynxActivityIntent)
+}
+
 fun Intent.isSafe(context: Context): Boolean {
     return context.packageManager.queryIntentActivities(this, MATCH_DEFAULT_ONLY).isNotEmpty()
 }
diff --git a/wallet/src/main/java/net/taler/wallet/settings/SettingsFragment.kt b/wallet/src/main/java/net/taler/wallet/settings/SettingsFragment.kt
index 63492f4..b321061 100644
--- a/wallet/src/main/java/net/taler/wallet/settings/SettingsFragment.kt
+++ b/wallet/src/main/java/net/taler/wallet/settings/SettingsFragment.kt
@@ -25,6 +25,7 @@ import androidx.preference.PreferenceFragmentCompat
 import androidx.preference.SwitchPreferenceCompat
 import com.google.android.material.snackbar.BaseTransientBottomBar.LENGTH_SHORT
 import com.google.android.material.snackbar.Snackbar
+import net.taler.common.showLogViewer
 import net.taler.common.toRelativeTime
 import net.taler.wallet.BuildConfig.FLAVOR
 import net.taler.wallet.BuildConfig.VERSION_CODE
@@ -42,6 +43,7 @@ class SettingsFragment : PreferenceFragmentCompat() {
     private lateinit var prefBackup: Preference
     private lateinit var prefDevMode: SwitchPreferenceCompat
     private lateinit var prefWithdrawTest: Preference
+    private lateinit var prefLogcat: Preference
     private lateinit var prefVersionApp: Preference
     private lateinit var prefVersionCore: Preference
     private lateinit var prefVersionExchange: Preference
@@ -51,6 +53,7 @@ class SettingsFragment : PreferenceFragmentCompat() {
         listOf(
             prefBackup,
             prefWithdrawTest,
+            prefLogcat,
             prefVersionApp,
             prefVersionCore,
             prefVersionExchange,
@@ -64,6 +67,7 @@ class SettingsFragment : PreferenceFragmentCompat() {
         prefBackup = findPreference("pref_backup")!!
         prefDevMode = findPreference("pref_dev_mode")!!
         prefWithdrawTest = findPreference("pref_testkudos")!!
+        prefLogcat = findPreference("pref_logcat")!!
         prefVersionApp = findPreference("pref_version_app")!!
         prefVersionCore = findPreference("pref_version_core")!!
         prefVersionExchange = findPreference("pref_version_protocol_exchange")!!
@@ -103,6 +107,11 @@ class SettingsFragment : PreferenceFragmentCompat() {
             true
         }
 
+        prefLogcat.setOnPreferenceClickListener {
+            requireContext().showLogViewer()
+            true
+        }
+
         prefReset.setOnPreferenceClickListener {
             showResetDialog()
             true
diff --git a/wallet/src/main/res/drawable/ic_bug_report.xml b/wallet/src/main/res/drawable/ic_bug_report.xml
new file mode 100644
index 0000000..233af37
--- /dev/null
+++ b/wallet/src/main/res/drawable/ic_bug_report.xml
@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:tint="?attr/colorControlNormal"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+    <path
+        android:fillColor="@android:color/white"
+        android:pathData="M20,8h-2.81c-0.45,-0.78 -1.07,-1.45 -1.82,-1.96L17,4.41 15.59,3l-2.17,2.17C12.96,5.06 12.49,5 12,5c-0.49,0 -0.96,0.06 -1.41,0.17L8.41,3 7,4.41l1.62,1.63C7.88,6.55 7.26,7.22 6.81,8L4,8v2h2.09c-0.05,0.33 -0.09,0.66 -0.09,1v1L4,12v2h2v1c0,0.34 0.04,0.67 0.09,1L4,16v2h2.81c1.04,1.79 2.97,3 5.19,3s4.15,-1.21 5.19,-3L20,18v-2h-2.09c0.05,-0.33 0.09,-0.66 0.09,-1v-1h2v-2h-2v-1c0,-0.34 -0.04,-0.67 -0.09,-1L20,10L20,8zM14,16h-4v-2h4v2zM14,12h-4v-2h4v2z" />
+</vector>
diff --git a/wallet/src/main/res/values/strings.xml b/wallet/src/main/res/values/strings.xml
index d49f5f7..b419766 100644
--- a/wallet/src/main/res/values/strings.xml
+++ b/wallet/src/main/res/values/strings.xml
@@ -158,6 +158,8 @@ GNU Taler is immune against many types of fraud, such as phishing of credit card
     <string name="settings_dev_mode_summary">Shows more information intended for debugging</string>
     <string name="settings_withdraw_testkudos">Withdraw TESTKUDOS</string>
     <string name="settings_withdraw_testkudos_summary">Get money for testing</string>
+    <string name="settings_logcat">Debug log</string>
+    <string name="settings_logcat_summary">View/send internal log</string>
     <string name="settings_version_app">App Version</string>
     <string name="settings_version_core">Wallet Core Version</string>
     <string name="settings_version_protocol_exchange">Supported Exchange Versions</string>
diff --git a/wallet/src/main/res/xml/settings_main.xml b/wallet/src/main/res/xml/settings_main.xml
index 4c2f149..a713838 100644
--- a/wallet/src/main/res/xml/settings_main.xml
+++ b/wallet/src/main/res/xml/settings_main.xml
@@ -47,6 +47,14 @@
         tools:isPreferenceVisible="true" />
 
     <Preference
+        app:icon="@drawable/ic_bug_report"
+        app:isPreferenceVisible="false"
+        app:key="pref_logcat"
+        app:summary="@string/settings_logcat_summary"
+        app:title="@string/settings_logcat"
+        tools:isPreferenceVisible="true" />
+
+    <Preference
         app:icon="@drawable/ic_account_balance_wallet"
         app:isPreferenceVisible="false"
         app:key="pref_version_app"