ANDROID:

- added logic for obfuscation

Author: kirillTolmachev

simple_sample/android/app/build.gradle

@@ -40,10 +40,20 @@ android {
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
     }
 
+    signingConfigs {
+        debug {}
+    }
+
     buildTypes {
+        debug {
+            minifyEnabled = false
+            debuggable = true
+            signingConfig signingConfigs.debug
+        }
+
         release {
-            // TODO: Add your own signing config for the release build.
-            // Signing with the debug keys for now, so `flutter run --release` works.
+            minifyEnabled = true
+            proguardFiles(getDefaultProguardFile("proguard-android-optimize.txt"), "proguard-rules.pro")
             signingConfig signingConfigs.debug
         }
     }

simple_sample/android/app/proguard-rules.pro

@@ -1,13 +1,11 @@
 # Add project specific ProGuard rules here.
 # By default, the flags in this file are appended to flags specified
-# in /home/tereha/Android/sdk/tools/proguard/proguard-android.txt
+
 # You can edit the include path and order by changing the proguardFiles
 # directive in build.gradle.
 #
 # For more details, see
-#   http://developer.android.com/guide/developing/tools/proguard.html
-
-# Add any project specific keep options here:
+# http://developer.android.com/guide/developing/tools/proguard.html
 
 # If your project uses WebView with JS, uncomment the following
 # and specify the fully qualified class name to the JavaScript interface
@@ -20,39 +18,30 @@
 #-verbose
 #
 
+##---------------Begin: proguard configuration for Gson  ----------
+# Gson uses generic type information stored in a class file when working with fields. Proguard
+# removes such information by default, so configure it to keep all of it.
+-keepattributes EnclosingMethod
+-keepattributes InnerClasses
 -keepattributes Signature
+-keepattributes Exceptions
 
 # For using GSON @Expose annotation
 -keepattributes *Annotation*
 
-# Gson specific classes
--keep class sun.misc.Unsafe { *; }
-#-keep class com.google.gson.stream.** { *; }
-
-# Application classes that will be serialized/deserialized over Gson
--keep class com.quickblox.core.account.model.** { *; }
-
--keep class com.quickblox.auth.parsers.** { *; }
--keep class com.quickblox.auth.model.** { *; }
--keep class com.quickblox.core.parser.** { *; }
--keep class com.quickblox.core.model.** { *; }
--keep class com.quickblox.core.server.** { *; }
--keep class com.quickblox.core.rest.** { *; }
--keep class com.quickblox.core.error.** { *; }
--keep class com.quickblox.core.Query { *; }
+#quickblox sdk
+-keep class com.quickblox.** { *; }
 
--keep class com.quickblox.users.parsers.** { *; }
--keep class com.quickblox.users.model.** { *; }
-
--keep class com.quickblox.chat.parser.** { *; }
--keep class com.quickblox.chat.model.** { *; }
-
--keep class com.quickblox.messages.parsers.** { *; }
--keep class com.quickblox.messages.model.** { *; }
+#smack xmpp library
+-keep class org.jxmpp.** { *; }
+-keep class org.jivesoftware.** { *; }
+-dontwarn org.jivesoftware.**
 
--keep class com.quickblox.content.parsers.** { *; }
--keep class com.quickblox.content.model.** { *; }
+#webrtc
+-keep class org.webrtc.** { *; }
 
--keep class org.jivesoftware.** { *; }
+#google gms
+-keep class com.google.android.gms.** { *; }
 
--dontwarn org.jivesoftware.smackx.**
+#json
+-keep class org.json.** { *; }