Fix proguard removing too much.

Signed-off-by: Yahor Berdnikau <egorr.berd@gmail.com>

ultrasonic/build.gradle

@@ -21,16 +21,19 @@ android {
         release {
             minifyEnabled true
             proguardFiles getDefaultProguardFile('proguard-android.txt'),
+                    'minify/proguard-main.pro',
                     'minify/proguard-okhttp.pro',
                     'minify/proguard-retrofit.pro',
-                    'minify/proguard-jackson.pro'
+                    'minify/proguard-jackson.pro',
+                    'minify/proguard-kotlin-reflect.pro',
+                    'minify/proguard-kotlin.pro'
         }
         debug {
             minifyEnabled false
             testCoverageEnabled true
+            applicationIdSuffix ".debug"
         }
     }
-
     sourceSets {
         main.java.srcDirs += "${projectDir}/src/main/kotlin"
         test.java.srcDirs += "${projectDir}/src/test/kotlin"

ultrasonic/minify/proguard-jackson.pro

@@ -9,3 +9,13 @@
 }
 -dontwarn com.fasterxml.jackson.databind.**
 -keep class org.codehaus.** { *; }
+-keepclassmembers class * extends com.fasterxml.jackson.databind.JsonDeserializer {
+    *;
+}
+
+-keepclassmembers public class * {
+     @com.fasterxml.jackson.annotation.JsonCreator *;
+     @com.fasterxml.jackson.annotation.JsonProperty *;
+     @com.fasterxml.jackson.databind.annotation.JsonDeserialize *;
+}
+

ultrasonic/minify/proguard-kotlin-reflect.pro

@@ -0,0 +1,12 @@
+-keep class kotlin.Metadata { *; }
+-keep class kotlin.reflect.** { *; }
+
+-keepclassmembers public class com.company[obfuscated].domain.api.models.** {
+    public synthetic <methods>;
+}
+
+-keep class org.jetbrains.kotlin.** { *; }
+-keep class org.jetbrains.annotations.** { *; }
+-keepclassmembers class ** {
+  @org.jetbrains.annotations.ReadOnly public *;
+}

ultrasonic/minify/proguard-kotlin.pro

@@ -0,0 +1,4 @@
+-dontwarn kotlin.**
+-keepclassmembers class **$WhenMappings {
+    <fields>;
+}

ultrasonic/minify/proguard-main.pro

@@ -0,0 +1,4 @@
+-dontobfuscate
+
+### Don't remove subsonic api serializers/entities
+-keep class org.moire.ultrasonic.api.subsonic.response.** { *; }