feat: Handle Branch Deeplinks from Braze Push Notification

app/src/main/java/org/openedx/app/AppActivity.kt

@@ -59,6 +59,20 @@ class AppActivity : AppCompatActivity(), InsetHolder, WindowSizeHolder {
 
     private var _windowSize = WindowSize(WindowType.Compact, WindowType.Compact)
 
+    private val branchCallback =
+        BranchUniversalReferralInitListener { branchUniversalObject, _, error ->
+            if (branchUniversalObject?.contentMetadata?.customMetadata != null) {
+                branchLogger.i { "Branch init complete." }
+                branchLogger.i { branchUniversalObject.contentMetadata.customMetadata.toString() }
+                viewModel.makeExternalRoute(
+                    fm = supportFragmentManager,
+                    deepLink = DeepLink(branchUniversalObject.contentMetadata.customMetadata)
+                )
+            } else if (error != null) {
+                branchLogger.e { "Branch init failed. Caused by -" + error.message }
+            }
+        }
+
     override fun onSaveInstanceState(outState: Bundle) {
         outState.putInt(TOP_INSET, topInset)
         outState.putInt(BOTTOM_INSET, bottomInset)
@@ -152,21 +166,8 @@ class AppActivity : AppCompatActivity(), InsetHolder, WindowSizeHolder {
         super.onStart()
 
         if (viewModel.isBranchEnabled) {
-            val callback = BranchUniversalReferralInitListener { branchUniversalObject, _, error ->
-                if (branchUniversalObject?.contentMetadata?.customMetadata != null) {
-                    branchLogger.i { "Branch init complete." }
-                    branchLogger.i { branchUniversalObject.contentMetadata.customMetadata.toString() }
-                    viewModel.makeExternalRoute(
-                        fm = supportFragmentManager,
-                        deepLink = DeepLink(branchUniversalObject.contentMetadata.customMetadata)
-                    )
-                } else if (error != null) {
-                    branchLogger.e { "Branch init failed. Caused by -" + error.message }
-                }
-            }
-
             Branch.sessionBuilder(this)
-                .withCallback(callback)
+                .withCallback(branchCallback)
                 .withData(this.intent.data)
                 .init()
         }
@@ -183,13 +184,9 @@ class AppActivity : AppCompatActivity(), InsetHolder, WindowSizeHolder {
 
         if (viewModel.isBranchEnabled) {
             if (intent?.getBooleanExtra(BRANCH_FORCE_NEW_SESSION, false) == true) {
-                Branch.sessionBuilder(this).withCallback { referringParams, error ->
-                    if (error != null) {
-                        branchLogger.e { error.message }
-                    } else if (referringParams != null) {
-                        branchLogger.i { referringParams.toString() }
-                    }
-                }.reInit()
+                Branch.sessionBuilder(this)
+                    .withCallback(branchCallback)
+                    .reInit()
             }
         }
     }

app/src/main/java/org/openedx/app/OpenEdXApp.kt

@@ -3,11 +3,13 @@ package org.openedx.app
 import android.app.Application
 import com.braze.Braze
 import com.braze.configuration.BrazeConfig
+import com.braze.ui.BrazeDeeplinkHandler
 import com.google.firebase.FirebaseApp
 import io.branch.referral.Branch
 import org.koin.android.ext.android.inject
 import org.koin.android.ext.koin.androidContext
 import org.koin.core.context.startKoin
+import org.openedx.app.deeplink.BranchBrazeDeeplinkHandler
 import org.openedx.app.di.appModule
 import org.openedx.app.di.networkingModule
 import org.openedx.app.di.screenModule
@@ -36,6 +38,7 @@ class OpenEdXApp : Application() {
                 Branch.enableTestMode()
                 Branch.enableLogging()
             }
+            Branch.expectDelayedSessionInitialization(true)
             Branch.getAutoInstance(this)
         }
 
@@ -50,6 +53,10 @@ class OpenEdXApp : Application() {
                 .setIsFirebaseMessagingServiceOnNewTokenRegistrationEnabled(true)
                 .build()
             Braze.configure(this, brazeConfig)
+
+            if (config.getBranchConfig().enabled) {
+                BrazeDeeplinkHandler.setBrazeDeeplinkHandler(BranchBrazeDeeplinkHandler())
+            }
         }
     }
 }

app/src/main/java/org/openedx/app/deeplink/BranchBrazeDeeplinkHandler.kt

@@ -0,0 +1,26 @@
+package org.openedx.app.deeplink
+
+import android.content.Context
+import android.content.Intent
+import android.net.Uri
+import com.braze.ui.BrazeDeeplinkHandler
+import com.braze.ui.actions.UriAction
+import org.openedx.app.AppActivity
+
+internal class BranchBrazeDeeplinkHandler : BrazeDeeplinkHandler() {
+    override fun gotoUri(context: Context, uriAction: UriAction) {
+        val deeplink = uriAction.uri.toString()
+
+        if (deeplink.contains("app.link")) {
+            val intent = Intent(context, AppActivity::class.java).apply {
+                action = Intent.ACTION_VIEW
+                data = Uri.parse(deeplink)
+                flags = Intent.FLAG_ACTIVITY_NEW_TASK
+                putExtra("branch_force_new_session", true)
+            }
+            context.startActivity(intent)
+        } else {
+            super.gotoUri(context, uriAction)
+        }
+    }
+}