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main.com.wisetrack.sdk.PackageHandler.kt Maven / Gradle / Ivy
package com.wisetrack.sdk
import android.content.Context
import com.wisetrack.sdk.network.IActivityPackageSender
import com.wisetrack.sdk.scheduler.SingleThreadCachedScheduler
import com.wisetrack.sdk.scheduler.ThreadScheduler
import org.json.JSONObject
import java.lang.ref.WeakReference
import java.util.concurrent.atomic.AtomicBoolean
/**
@author hamed (@hamed-hsb)
* @since 12th October 2021
*/
class PackageHandler(
activityHandler: IActivityHandler?,
context: Context?,
startsSending: Boolean,
packageHandlerActivityPackageSender: IActivityPackageSender?,
val wiseTrackConfig: WiseTrackConfig
) : IPackageHandler, IActivityPackageSender.ResponseDataCallbackSubscriber,IActivityPackageSender.ResponseConfigDataCallbackSubscriber {
companion object {
private const val PACKAGE_QUEUE_FILENAME = "WiseTrackIoPackageQueue"
private const val PACKAGE_QUEUE_NAME = "Package queue"
fun deleteState(context: Context) {
deletePackageQueue(context)
}
private fun deletePackageQueue(context: Context): Boolean {
return context.deleteFile(PACKAGE_QUEUE_FILENAME)
}
}
private var scheduler: ThreadScheduler? = null
private var activityPackageSender: IActivityPackageSender? = null
private var activityHandlerWeakRef: WeakReference? = null
private var packageQueue: ArrayList? = null
private var isSending: AtomicBoolean? = null
private var paused = false
private var isSDKSecure = false
private var isFirstConfigPackage = true
private var context: Context? = null
private var logger: ILogger? = null
private var backoffStrategy: BackoffStrategy?
private var backoffStrategyForInstallSession: BackoffStrategy
init {
scheduler = SingleThreadCachedScheduler("PackageHandler")
logger = WiseTrackFactory.getLogger()
backoffStrategy = WiseTrackFactory.packageHandlerBackoffStrategy
backoffStrategyForInstallSession = WiseTrackFactory.installSessionBackoffStrategy!!
init(activityHandler, context, startsSending, packageHandlerActivityPackageSender)
scheduler!!.submit { initI() }
}
override fun init(
activityHandler: IActivityHandler?,
context: Context?,
startsSending: Boolean,
packageHandlerActivityPackageSender: IActivityPackageSender?
) {
activityHandlerWeakRef = WeakReference(activityHandler)
this.context = context
paused = !startsSending
activityPackageSender = packageHandlerActivityPackageSender
}
// add a package to the queue
override fun addPackage(activityPackage: ActivityPackage) {
scheduler!!.submit { addI(activityPackage) }
}
// try to send the oldest package
override fun sendFirstPackage() {
scheduler!!.submit { sendFirstI() }
}
override fun onResponseDataCallback(responseData: ResponseData) {
logger!!.debug("Got response in PackageHandler")
val activityHandler = activityHandlerWeakRef!!.get()
if (activityHandler != null &&
responseData.trackingState === TrackingState.OPTED_OUT
) {
activityHandler.gotOptOutResponse()
}
if (!responseData.willRetry) {
scheduler!!.submit { sendNextI() }
activityHandler?.finishedTrackingActivity(responseData)
return
}
activityHandler?.finishedTrackingActivity(responseData)
val runnable = Runnable {
logger!!.verbose("Package handler can send")
isSending!!.set(false)
// Try to send the same package after sleeping
sendFirstPackage()
}
if (responseData.activityPackage == null) {
runnable.run()
return
}
val retries = responseData.activityPackage!!.increaseRetries()
val waitTimeMilliSeconds: Long
val sharedPreferencesManager = SharedPreferencesManager.getDefaultInstance(context!!)
waitTimeMilliSeconds = if (responseData.activityPackage!!.activityKind ===
ActivityKind.SESSION && !sharedPreferencesManager!!.getInstallTracked()
) {
Util.getWaitingTime(retries, backoffStrategyForInstallSession)
} else {
Util.getWaitingTime(retries, backoffStrategy!!)
}
val waitTimeSeconds = waitTimeMilliSeconds / 1000.0
val secondsString = Util.SecondsDisplayFormat.format(waitTimeSeconds)
logger!!.verbose("Waiting for $secondsString seconds before retrying the $retries time")
scheduler!!.schedule(runnable, waitTimeMilliSeconds)
}
override fun onResponseConfigDataCallback(response: String) {
}
// interrupt the sending loop after the current request has finished
override fun pauseSending() {
paused = true
}
// allow sending requests again
override fun resumeSending() {
paused = false
}
override fun updatePackages(sessionParameters: SessionParameters?) {
val sessionParametersCopy: SessionParameters? = sessionParameters?.deepCopy()
scheduler!!.submit { updatePackagesI(sessionParametersCopy) }
}
override fun flush() {
scheduler!!.submit { flushI() }
}
override fun teardown() {
logger!!.verbose("PackageHandler teardown")
if (scheduler != null) {
scheduler!!.teardown()
}
activityHandlerWeakRef?.clear()
packageQueue?.clear()
scheduler = null
activityHandlerWeakRef = null
packageQueue = null
isSending = null
context = null
logger = null
backoffStrategy = null
}
// internal methods run in dedicated queue thread
private fun initI() {
isSending = AtomicBoolean()
readPackageQueueI()
}
private fun addI(newPackage: ActivityPackage) {
packageQueue!!.add(newPackage)
logger!!.debug("Added package ${packageQueue!!.size} ($newPackage)")
logger!!.verbose(newPackage.getExtendedString())
writePackageQueueI()
}
private fun sendFirstI() {
if (packageQueue!!.isEmpty()) {
return
}
if (paused) {
logger!!.debug("Package handler is paused")
return
}
if (isSending!!.getAndSet(true)) {
logger!!.verbose("Package handler is already sending")
return
}
val sendingParameters = generateSendingParametersI()
val firstPackage = packageQueue!![0]
if (!isFirstConfigPackage && isSDKSecure) {
}
activityPackageSender!!.sendActivityPackage(
firstPackage,
sendingParameters,
this
)
}
private fun generateSendingParametersI(): HashMap {
val sendingParameters = HashMap()
val now = System.currentTimeMillis()
val dateString = Util.dateFormatter.format(now)
PackageBuilder.addString(sendingParameters, "sent_at", dateString)
val queueSize = packageQueue!!.size - 1
if (queueSize > 0) {
PackageBuilder.addLong(sendingParameters, "queue_size", queueSize.toLong())
}
return sendingParameters
}
private fun sendNextI() {
if (packageQueue!!.isEmpty()) {
return
}
packageQueue!!.removeAt(0)
writePackageQueueI()
isSending!!.set(false)
logger!!.verbose("Package handler can send")
sendFirstI()
}
fun updatePackagesI(sessionParameters: SessionParameters?) {
if (sessionParameters == null) {
return
}
logger!!.debug("Updating package handler queue")
sessionParameters.callbackParameters?.let {
logger!!.verbose("Session callback parameters: %s",
it.toString())
}
sessionParameters.partnerParameters?.let {
logger!!.verbose("Session partner parameters: %s",
it
)
}
for (activityPackage in packageQueue!!) {
val parameters = activityPackage.parameters
// callback parameters
val mergedCallbackParameters: HashMap? = Util.mergeParameters(
sessionParameters.callbackParameters,
activityPackage.callbackParameters,
"Callback"
)
PackageBuilder.addMapJson(
parameters!!,
Constants.CALLBACK_PARAMETERS,
mergedCallbackParameters
)
// partner parameters
val mergedPartnerParameters: HashMap? = Util.mergeParameters(
sessionParameters.partnerParameters,
activityPackage.partnerParameters,
"Partner"
)
PackageBuilder.addMapJson(
parameters,
Constants.PARTNER_PARAMETERS,
mergedPartnerParameters
)
}
writePackageQueueI()
}
private fun flushI() {
packageQueue!!.clear()
writePackageQueueI()
}
private fun readPackageQueueI() {
packageQueue = try {
Util.readObject(
context!!,
PACKAGE_QUEUE_FILENAME,
PACKAGE_QUEUE_NAME,
ArrayList::class.java as Class?>
)
} catch (e: Exception) {
logger!!.error("Failed to read $PACKAGE_QUEUE_NAME file (${e.message!!})")
logger!!.report("Failed to read $PACKAGE_QUEUE_NAME file (${e.message!!})")
null
}
if (packageQueue != null) {
logger!!.debug("Package handler read ${packageQueue!!.size} packages")
} else {
packageQueue = java.util.ArrayList()
}
}
private fun writePackageQueueI() {
Util.writeObject(
packageQueue,
context!!, PACKAGE_QUEUE_FILENAME, PACKAGE_QUEUE_NAME
)
logger!!.debug("Package handler wrote ${packageQueue!!.size} packages")
}
}
