5. Khởi tạo SDK và AdsManager

class YourApplication : AppsKitSDKApplication() {

    // Encrypted default-config JSON to fall back on before Remote Config is fetched.
    // Provided to you from the AKS portal for your app.
    override fun setAKSDefaultConfigs(): String = "<encrypted-config-json-from-aks-portal>"

    override fun isTestMode(): Boolean = BuildConfig.DEBUG

    override fun isDevMode(): Boolean = BuildConfig.DEBUG

    override fun setPlatform(): Platform = Platform.GOOGLE // or Platform.AMAZON

    override fun onConfigsReadyToUse(remoteConfig: FirebaseRemoteConfig) {
        // Called once Firebase Remote Config has been fetched/activated.
        // Optional hook if you need to read custom remote-config keys yourself.
    }
}

class YourApplication : Application() {

    override fun onCreate() {
        super.onCreate()
        FirebaseApp.initializeApp(this)

        AppsKitSDK.initialize(PlatformContext(this), this)
        AppsKitSDK.setPlatform(Platform.GOOGLE) // or Platform.AMAZON
        AppsKitSDK.setTestMode(BuildConfig.DEBUG)
        AppsKitSDK.setDevMode(BuildConfig.DEBUG)
        AppsKitSDK.setTimeToFetchRemoteConfigInSeconds(3600) // optional, defaults to 3600

        AppsKitSDK.saveDefaultConfigJson("<encrypted-config-json-from-aks-portal>")
        AppsKitSDK.manageRemoteConfigs(object : OnRemoteConfigAvailable {
            override fun onRemoteConfigReadyToFetch(remoteConfig: FirebaseRemoteConfig) {
                // optional — your own hook into the fetched remote config
            }
        })

        AppsKitSDK.initMMP() // wires up AppsFlyer / Adjust / Solar Engine from remote-config keys

        // AppsKitSDKApplication does this for you via ActivityLifecycleCallbacks. Without it,
        // AppsKitSDK has no "current activity" — native-ad preloading and any code that calls
        // AppsKitSDK.getCurrentActivity() won't have a target to work with.
        registerActivityLifecycleCallbacks(object : Application.ActivityLifecycleCallbacks {
            override fun onActivityResumed(activity: Activity) {
                AppsKitSDK.setCurrentActivity(PlatformActivity(activity))
                Adjust.onResume() // keeps Adjust session tracking accurate
            }
            override fun onActivityPaused(activity: Activity) {
                Adjust.onPause()
            }
            override fun onActivityCreated(activity: Activity, bundle: Bundle?) {}
            override fun onActivityStarted(activity: Activity) {}
            override fun onActivityStopped(activity: Activity) {}
            override fun onActivitySaveInstanceState(activity: Activity, bundle: Bundle) {}
            override fun onActivityDestroyed(activity: Activity) {}
        })
    }
}

class HomeActivity : AppsKitSDKBaseActivity() {

    override fun setScreenNameAndId(): Pair<Int, String> = Pair(1, "Home")

    override fun enableAppAutoUpdate(): Boolean = true

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState) // required — this drives ad-network init, preloading,
                                            // session/day tracking, and the auto SCREEN event
        setContent { /* your Compose UI */ }
    }
}

class HomeActivity : AppsKitSDKBaseActivity() {

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        showInternetConnectivity(false) // opt this screen out of the automatic dialog
    }

    // Called on every connectivity change, dialog or not — hook your own UI here
    override fun onInternetConnectivityChange(isInternetAvailable: Boolean?) {
        // e.g. show/hide your own offline banner
    }

    // Optional — return an anchor view to get a "back online" Snackbar when the
    // dialog dismisses on reconnect. Returns null (no Snackbar) by default.
    override fun getSnackBarView(): View? = findViewById(R.id.rootLayout)
}

override fun onCreate(savedInstanceState: Bundle?) {
    super.onCreate(savedInstanceState)
    restrictPortraitOnly()
}

AdsManager.initializeAds(userHasGivenConsent = true, isCCPAConsent = true)

AppsKitSDK.setRemoveAdsStatus(true)   // call after a successful purchase/restore
AppsKitSDK.getRemoveAdsStatus()       // check current status