feat: cof experiments

mapper/src/main/kotlin/me/rhunk/snapenhance/mapper/ClassMapper.kt

@@ -36,6 +36,7 @@ class ClassMapper(
             OperaViewerParamsMapper(),
             MemoriesPresenterMapper(),
             StreaksExpirationMapper(),
+            COFObservableMapper(),
         )
     }
 

mapper/src/main/kotlin/me/rhunk/snapenhance/mapper/impl/COFObservableMapper.kt

@@ -0,0 +1,34 @@
+package me.rhunk.snapenhance.mapper.impl
+
+import com.android.tools.smali.dexlib2.iface.instruction.formats.Instruction35c
+import com.android.tools.smali.dexlib2.iface.reference.MethodReference
+import me.rhunk.snapenhance.mapper.AbstractClassMapper
+import me.rhunk.snapenhance.mapper.ext.getClassName
+
+class COFObservableMapper: AbstractClassMapper("COFObservable") {
+    val classReference = classReference("class")
+    val getBooleanObservable = string("getBooleanObservable")
+
+    init {
+        mapper {
+            for (classDef in classes) {
+                if (classDef.interfaces.isEmpty()) continue
+                if (classDef.methods.none { it.name == "dispose" }) continue
+
+                val getBooleanObservableDexMethod = classDef.methods.firstOrNull { method ->
+                    method.parameterTypes.size == 2 &&
+                    method.parameterTypes[0] == "Ljava/lang/String;" &&
+                    getClass(method.returnType)?.methods?.any { it.name == "mergeFrom" } == true
+                } ?: continue
+
+                if (getBooleanObservableDexMethod.implementation?.instructions?.any { instruction ->
+                    instruction is Instruction35c && (instruction.reference as? MethodReference)?.name == "elapsedRealtime"
+                } == true) {
+                    getBooleanObservable.set(getBooleanObservableDexMethod.name)
+                    classReference.set(classDef.getClassName())
+                    return@mapper
+                }
+            }
+        }
+    }
+}