Fixes issue where GoPro button appears even if the user is subscribed

app/src/main/java/net/pokeranalytics/android/ui/fragment/SettingsFragment.kt

@@ -12,6 +12,7 @@ import android.view.ViewGroup
 import android.widget.Toast
 import androidx.core.content.FileProvider
 import androidx.recyclerview.widget.LinearLayoutManager
+import com.android.billingclient.api.Purchase
 import com.google.android.play.core.review.ReviewManagerFactory
 import io.realm.Realm
 import kotlinx.android.synthetic.main.fragment_settings.*
@@ -37,6 +38,7 @@ import net.pokeranalytics.android.ui.view.rowrepresentable.SettingRow
 import net.pokeranalytics.android.util.*
 import net.pokeranalytics.android.util.billing.AppGuard
 import net.pokeranalytics.android.util.billing.IAPProducts
+import net.pokeranalytics.android.util.billing.PurchaseListener
 import net.pokeranalytics.android.util.csv.ProductCSVDescriptors
 import net.pokeranalytics.android.util.extensions.dateTimeFileFormatted
 import timber.log.Timber
@@ -45,7 +47,7 @@ import java.io.IOException
 import java.util.*
 
 
-class SettingsFragment : RealmFragment(), RowRepresentableDelegate, StaticRowRepresentableDataSource {
+class SettingsFragment : RealmFragment(), RowRepresentableDelegate, StaticRowRepresentableDataSource, PurchaseListener {
 
 	companion object {
 
@@ -69,6 +71,16 @@ class SettingsFragment : RealmFragment(), RowRepresentableDelegate, StaticRowRep
 
 	private lateinit var settingsAdapterRow: RowRepresentableAdapter
 
+	override fun onCreate(savedInstanceState: Bundle?) {
+		super.onCreate(savedInstanceState)
+		AppGuard.registerListener(this)
+	}
+
+	override fun onDestroy() {
+		super.onDestroy()
+		AppGuard.unregisterListener(this)
+	}
+
 	override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
 		super.onCreateView(inflater, container, savedInstanceState)
 		return inflater.inflate(R.layout.fragment_settings, container, false)
@@ -299,4 +311,12 @@ class SettingsFragment : RealmFragment(), RowRepresentableDelegate, StaticRowRep
 
 	}
 
+	override fun purchaseDidSucceed(purchase: Purchase) {
+		this.settingsAdapterRow.refreshRow(SettingRow.SUBSCRIPTION)
+	}
+
+	override fun noPurchaseRetrieved() {
+
+	}
+
 }

app/src/main/java/net/pokeranalytics/android/ui/fragment/SubscriptionFragment.kt

@@ -32,12 +32,12 @@ import net.pokeranalytics.android.ui.fragment.components.ScreenSlidePageFragment
 import net.pokeranalytics.android.util.Preferences
 import net.pokeranalytics.android.util.billing.AppGuard
 import net.pokeranalytics.android.util.billing.IAPProducts
-import net.pokeranalytics.android.util.billing.PurchaseDelegate
+import net.pokeranalytics.android.util.billing.PurchaseListener
 import java.lang.ref.WeakReference
 import java.time.Period
 import java.time.format.DateTimeParseException
 
-class SubscriptionFragment : BaseFragment(), SkuDetailsResponseListener, PurchaseDelegate, ViewPager.OnPageChangeListener {
+class SubscriptionFragment : BaseFragment(), SkuDetailsResponseListener, PurchaseListener, ViewPager.OnPageChangeListener {
 
 	companion object {
 		val parallax: Float = 64f.px
@@ -67,6 +67,8 @@ class SubscriptionFragment : BaseFragment(), SkuDetailsResponseListener, Purchas
 			return
 		}
 
+		AppGuard.registerListener(this)
+
 		this.showLoader(R.string.loading_please_wait)
 		if (!AppGuard.requestProducts(this)) {
 			this.hideLoader()
@@ -86,6 +88,11 @@ class SubscriptionFragment : BaseFragment(), SkuDetailsResponseListener, Purchas
 		initUI()
 	}
 
+	override fun onDestroy() {
+		super.onDestroy()
+		AppGuard.unregisterListener(this)
+	}
+
 	private fun initData() {
 		this.showSessionMessage = arguments?.getBoolean(BundleKey.SHOW_MESSAGE.value) ?: false
 	}
@@ -133,7 +140,7 @@ class SubscriptionFragment : BaseFragment(), SkuDetailsResponseListener, Purchas
 		this.purchase.setOnClickListener {
 
 			this.selectedProduct?.let {
-				AppGuard.initiatePurchase(this.requireActivity(), it, this)
+				AppGuard.initiatePurchase(this.requireActivity(), it)
 			} ?: run {
 				throw PAIllegalStateException("Attempt to initiate purchase while no product has been chosen")
 			}
@@ -236,6 +243,10 @@ class SubscriptionFragment : BaseFragment(), SkuDetailsResponseListener, Purchas
 		this.activity?.finish()
 	}
 
+	override fun noPurchaseRetrieved() {
+
+	}
+
 	// OnPageChangeListener
 
 	override fun onPageScrollStateChanged(state: Int) {}

app/src/main/java/net/pokeranalytics/android/ui/modules/feed/FeedFragment.kt

@@ -8,6 +8,7 @@ import android.widget.Toast
 import androidx.core.app.ActivityOptionsCompat
 import androidx.core.view.isVisible
 import androidx.interpolator.view.animation.FastOutSlowInInterpolator
+import com.android.billingclient.api.Purchase
 import com.google.android.material.tabs.TabLayout
 import io.realm.RealmModel
 import io.realm.RealmResults
@@ -37,11 +38,12 @@ import net.pokeranalytics.android.ui.view.RowRepresentable
 import net.pokeranalytics.android.ui.view.SmoothScrollLinearLayoutManager
 import net.pokeranalytics.android.util.Preferences
 import net.pokeranalytics.android.util.billing.AppGuard
+import net.pokeranalytics.android.util.billing.PurchaseListener
 import net.pokeranalytics.android.util.extensions.count
 import timber.log.Timber
 import java.util.*
 
-class FeedFragment : FilterableFragment(), RowRepresentableDelegate {
+class FeedFragment : FilterableFragment(), RowRepresentableDelegate, PurchaseListener {
 
 	private enum class Tab {
 		SESSIONS,
@@ -104,6 +106,11 @@ class FeedFragment : FilterableFragment(), RowRepresentableDelegate {
 
 	}
 
+	override fun onCreate(savedInstanceState: Bundle?) {
+		super.onCreate(savedInstanceState)
+		AppGuard.registerListener(this)
+	}
+
 	override fun onCreateView(
 		inflater: LayoutInflater,
 		container: ViewGroup?,
@@ -205,6 +212,11 @@ class FeedFragment : FilterableFragment(), RowRepresentableDelegate {
 
 	}
 
+	override fun onDestroy() {
+		AppGuard.unregisterListener(this)
+		super.onDestroy()
+	}
+
 	override fun onDestroyView() {
 		super.onDestroyView()
 		realmTransactions.removeAllChangeListeners()
@@ -313,7 +325,6 @@ class FeedFragment : FilterableFragment(), RowRepresentableDelegate {
 				this.showSubscriptionButton()
 			}
 		}
-		this.showSubscriptionButton()
 
 	}
 
@@ -419,11 +430,7 @@ class FeedFragment : FilterableFragment(), RowRepresentableDelegate {
 	/**
 	 * Create a new cash game
 	 */
-	private fun createNewSession(
-		isTournament: Boolean,
-		sessionId: String? = null,
-		duplicate: Boolean = false
-	) {
+	private fun createNewSession(isTournament: Boolean, sessionId: String? = null, duplicate: Boolean = false) {
 
 		val sessionCount = getRealm().count(Session::class.java)
 		if (!AppGuard.isProUser && sessionCount >= AppGuard.MAX_SESSIONS_BEFORE_REQUESTING_SUBSCRIPTION) { //  && !BuildConfig.DEBUG
@@ -473,10 +480,6 @@ class FeedFragment : FilterableFragment(), RowRepresentableDelegate {
 	 */
 	private fun createNewHandHistory() {
 
-//		val intent = Intent(requireContext(), TestActivity::class.java)
-//		startActivity(intent)
-//		return
-
 		AppGuard.endOfUse?.let { endDate ->
 			if (Date().after(endDate)) {
 				this.showEndOfUseMessage()
@@ -577,4 +580,12 @@ class FeedFragment : FilterableFragment(), RowRepresentableDelegate {
 		this.sessionAdapter.notifyDataSetChanged() // refreshes session durations
 	}
 
+	override fun purchaseDidSucceed(purchase: Purchase) {
+		this.showSubscriptionButton()
+	}
+
+	override fun noPurchaseRetrieved() {
+		this.showSubscriptionButton()
+	}
+
 }

app/src/main/java/net/pokeranalytics/android/util/billing/AppGuard.kt

@@ -18,8 +18,9 @@ enum class IAPProducts(var identifier: String) {
 	PRO("unlimited")
 }
 
-interface PurchaseDelegate {
+interface PurchaseListener {
 	fun purchaseDidSucceed(purchase: Purchase)
+	fun noPurchaseRetrieved()
 }
 
 /**
@@ -61,6 +62,8 @@ object AppGuard : PurchasesUpdatedListener {
 	 */
 	val isProUser: Boolean
 		get() {
+			return this._isProUser
+
 
 			if (this.endOfUse != null) return true
 
@@ -93,7 +96,7 @@ object AppGuard : PurchasesUpdatedListener {
 	/**
 	 * A delegate to notify when the purchase has succeeded
 	 */
-	private var purchaseDelegate: PurchaseDelegate? = null
+	private var purchaseListeners: MutableList<PurchaseListener> = mutableListOf()
 
 	/**
 	 * Initialization of AppGuard
@@ -206,9 +209,7 @@ object AppGuard : PurchasesUpdatedListener {
 	/**
 	 * Initiates purchase with the product [skuDetails]
 	 */
-	fun initiatePurchase(activity: Activity, skuDetails: SkuDetails, delegate: PurchaseDelegate) {
-
-		this.purchaseDelegate = delegate
+	fun initiatePurchase(activity: Activity, skuDetails: SkuDetails) {
 
 		val flowParams = BillingFlowParams.newBuilder()
 			.setSkuDetails(skuDetails)
@@ -225,9 +226,13 @@ object AppGuard : PurchasesUpdatedListener {
 
 	override fun onPurchasesUpdated(result: BillingResult, purchases: MutableList<Purchase>?) {
 
-		if (result.responseCode == BillingResponseCode.OK && purchases != null) {
-			for (purchase in purchases) {
-				handlePurchase(purchase)
+		if (result.responseCode == BillingResponseCode.OK) {
+			if (purchases != null && purchases.isNotEmpty()) {
+				for (purchase in purchases) {
+					handlePurchase(purchase)
+				}
+			} else {
+				sendNoPurchaseRetrievedEvent()
 			}
 		} else if (result.responseCode == BillingResponseCode.USER_CANCELED) {
 			Timber.d("purchase cancel message: ${result.debugMessage}")
@@ -240,6 +245,12 @@ object AppGuard : PurchasesUpdatedListener {
 
 	}
 
+	private fun sendNoPurchaseRetrievedEvent() {
+		this.purchaseListeners.forEach { listener ->
+			listener.noPurchaseRetrieved()
+		}
+	}
+
 //	/**
 //	 * Purchase callback
 //	 */
@@ -280,12 +291,13 @@ object AppGuard : PurchasesUpdatedListener {
 						}
 
 						this._isProUser = true
-						this.purchaseDelegate?.let {
+
+						this.purchaseListeners.forEach { listener ->
 							Handler(Looper.getMainLooper()).post {
-								it.purchaseDidSucceed(purchase)
+								listener.purchaseDidSucceed(purchase)
 							}
-							this.purchaseDelegate = null
 						}
+
 					}
 
 				}
@@ -318,4 +330,18 @@ object AppGuard : PurchasesUpdatedListener {
 		return context.getString(resId)
 	}
 
+	/***
+	 * Removes a listener
+	 */
+	fun registerListener(listener: PurchaseListener) {
+		this.purchaseListeners.add(listener)
+	}
+
+	/***
+	 * Removes a listener
+	 */
+	fun unregisterListener(listener: PurchaseListener) {
+		this.purchaseListeners.remove(listener)
+	}
+
 }