fix: Display unauthorization error while loading events (#2110)

Author: liveHarshit

app/src/main/java/org/fossasia/openevent/general/attendees/AttendeeViewModel.kt

@@ -24,6 +24,7 @@ import org.fossasia.openevent.general.order.OrderService
 import org.fossasia.openevent.general.ticket.Ticket
 import org.fossasia.openevent.general.ticket.TicketService
 import org.fossasia.openevent.general.utils.HttpErrors
+import retrofit2.HttpException
 import timber.log.Timber
 
 const val ORDER_STATUS_PENDING = "pending"
@@ -175,8 +176,9 @@ class AttendeeViewModel(
             }, {
                 mutableProgress.value = false
                 if (createAttendeeIterations + 1 == totalAttendee)
-                    if (it.message.equals(HttpErrors.CONFLICT)) {
-                        mutableTicketSoldOut.value = true
+                    if (it is HttpException) {
+                        if (it.code() == HttpErrors.CONFLICT)
+                            mutableTicketSoldOut.value = true
                     } else {
                         mutableMessage.value = resource.getString(R.string.create_attendee_fail_message)
                         Timber.d(it, "Failed")

app/src/main/java/org/fossasia/openevent/general/event/EventsViewModel.kt

@@ -22,7 +22,9 @@ import org.fossasia.openevent.general.data.Resource
 import org.fossasia.openevent.general.event.paging.EventsDataSourceFactory
 import org.fossasia.openevent.general.notification.NotificationService
 import org.fossasia.openevent.general.search.location.SAVED_LOCATION
+import org.fossasia.openevent.general.utils.HttpErrors
 import org.fossasia.openevent.general.utils.extensions.withDefaultSchedulers
+import retrofit2.HttpException
 import timber.log.Timber
 
 const val NEW_NOTIFICATIONS = "newNotifications"
@@ -134,10 +136,28 @@ class EventsViewModel(
                     }
                 }
             }, {
+                if (it is HttpException) {
+                    if (authHolder.isLoggedIn() && it.code() == HttpErrors.UNAUTHORIZED) {
+                        logoutAndRefresh()
+                    }
+                }
                 Timber.e(it, "Error fetching notifications")
             })
     }
 
+    private fun logoutAndRefresh() {
+        compositeDisposable += authService.logout()
+            .withDefaultSchedulers()
+            .subscribe({
+                loadLocationEvents()
+                syncNotifications()
+            }, {
+                mutableProgress.value = false
+                Timber.e(it, "Error while logout")
+                mutableMessage.value = resource.getString(R.string.error)
+            })
+    }
+
     fun checkAndReset(token: String, newPassword: String) {
         val resetRequest = RequestPasswordReset(PasswordReset(token, newPassword))
         if (authHolder.isLoggedIn()) {

app/src/main/java/org/fossasia/openevent/general/utils/AppLinkUtils.kt

@@ -24,8 +24,8 @@ object AppLinkUtils {
     }
 
     fun handleIntent(intent: Intent?, navController: NavController) {
-        val uri = intent?.data.toString()
-        val data = getData(uri) ?: return
+        val uri = intent?.data ?: return
+        val data = getData(uri.toString()) ?: return
         val bundle = Bundle()
         bundle.putString(data.argumentKey, data.argumentValue)
         navController.navigate(data.destinationId, bundle)

app/src/main/java/org/fossasia/openevent/general/utils/HttpErrors.kt

@@ -1,5 +1,6 @@
 package org.fossasia.openevent.general.utils
 
 object HttpErrors {
-    const val CONFLICT = "HTTP 409 CONFLICT"
+    const val CONFLICT = 409
+    const val UNAUTHORIZED = 401
 }