refactor(CallPrivacy): migrate to Kotlin, add busy reject type, and improve contact detection

Author: Dev4Mod

app/src/main/java/com/wmods/wppenhacer/xposed/core/components/WaContactWpp.kt

@@ -32,6 +32,7 @@ class WaContactWpp(instance: Any?) {
         private var fieldContactData: Field? = null
         private var fieldUserJid: Field? = null
         private var fieldGetWaName: Field? = null
+        private var fieldNumber: Field? = null
         private var fieldDataGetDisplayName: Field? = null
         private var fieldWaContactInData: Field? = null
 
@@ -90,6 +91,8 @@ class WaContactWpp(instance: Any?) {
                         })
                 }
 
+                fieldNumber = Unobfuscator.loadWaContactNumberField(classLoader)
+
                 fieldWaContactInData = fieldContactData!!.type.declaredFields.first {
                     it.type == TYPE
                 }
@@ -155,7 +158,6 @@ class WaContactWpp(instance: Any?) {
             }
         }
 
-
     val waContactData: Any? by lazy {
         try {
             fieldContactData?.get(mInstance)
@@ -178,5 +180,13 @@ class WaContactWpp(instance: Any?) {
         }
     }
 
+    fun isSavedContact(): Boolean {
+        return try {
+            fieldNumber?.get(mInstance) != null || fieldWaContactInData?.get(waContactData) != null
+        } catch (e: Exception) {
+            XposedBridge.log(e)
+            false
+        }
+    }
 
 }

app/src/main/java/com/wmods/wppenhacer/xposed/core/devkit/Unobfuscator.java

@@ -2939,16 +2939,23 @@ public static Field loadGetCurrentPageInHomeField(@NotNull ClassLoader classLoad
 
     }
 
-    public static Method loadHideMeTabIcon(@NotNull ClassLoader classLoader) throws Exception {
-        return UnobfuscatorCache.getInstance().getMethod(classLoader, ()->{
-            return dexkit.findMethod(
-                    FindMethod.create().matcher(
-                            MethodMatcher.create()
-                                    .addUsingString("is_biz_alerts_eligible")
-                                    .paramCount(1)
-                                    .paramTypes(Menu.class)
-                    )
-            ).first().getMethodInstance(classLoader);
+    public static @Nullable Field loadWaContactNumberField(@NonNull ClassLoader classLoader) throws Exception {
+        return UnobfuscatorCache.getInstance().getField(classLoader,()-> {
+            var waContact = loadWaContactClass(classLoader);
+            var waContactData = dexkit.getClassData(waContact);
+            if (waContactData == null)throw new NoSuchFieldException("WaContact class data not found");
+
+            var methodData = waContactData.findMethod(FindMethod.create().matcher(MethodMatcher.create()
+                    .usingNumbers(-4,0)
+                    .returnType(long.class)
+            )).firstOrNull();
+            if (methodData == null) throw new NoSuchFieldException("Number Method not found!");
+            for (var ufield: methodData.getUsingFields()){
+                var field = ufield.getField().getFieldInstance(classLoader);
+                if (field.getDeclaringClass().equals(waContact) && !field.getType().isPrimitive())
+                    return field;
+            }
+            return null;
         });
     }
 }