Ensure the correct error message is shown when failing to open a Uri in paywalls

ui/revenuecatui/src/main/kotlin/com/revenuecat/purchases/ui/revenuecatui/composables/Footer.kt

@@ -1,7 +1,7 @@
 package com.revenuecat.purchases.ui.revenuecatui.composables
 
+import android.app.Activity
 import android.content.ActivityNotFoundException
-import android.content.Context
 import android.widget.Toast
 import androidx.annotation.StringRes
 import androidx.compose.foundation.background
@@ -28,9 +28,7 @@ import androidx.compose.ui.Alignment.Companion.CenterHorizontally
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.clip
 import androidx.compose.ui.graphics.Color
-import androidx.compose.ui.platform.LocalContext
-import androidx.compose.ui.platform.LocalUriHandler
-import androidx.compose.ui.platform.UriHandler
+import androidx.compose.ui.platform.LocalView
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.semantics.clearAndSetSemantics
 import androidx.compose.ui.semantics.semantics
@@ -50,6 +48,7 @@ import com.revenuecat.purchases.ui.revenuecatui.data.processed.TemplateConfigura
 import com.revenuecat.purchases.ui.revenuecatui.data.testdata.MockViewModel
 import com.revenuecat.purchases.ui.revenuecatui.data.testdata.TestData
 import com.revenuecat.purchases.ui.revenuecatui.data.testdata.templates.template2
+import com.revenuecat.purchases.ui.revenuecatui.extensions.findActivityOrThrow
 import com.revenuecat.purchases.ui.revenuecatui.extensions.openUriOrElse
 import com.revenuecat.purchases.ui.revenuecatui.helpers.Logger
 import java.net.URL
@@ -85,8 +84,9 @@ private fun Footer(
     childModifier: Modifier = Modifier,
     allPlansTapped: (() -> Unit)? = null,
 ) {
-    val context = LocalContext.current
-    val uriHandler = LocalUriHandler.current
+    // Not using LocalContext, as that is not an Activity context in (Robolectric) tests.
+    val context = LocalView.current.context
+    val activity = context.findActivityOrThrow()
     val shouldDisplayAllPlansButton = mode == PaywallMode.FOOTER_CONDENSED && allPlansTapped != null
     val anyButtonDisplayed = shouldDisplayAllPlansButton ||
         configuration.displayRestorePurchases ||
@@ -147,7 +147,7 @@ private fun Footer(
                 R.string.terms_and_conditions,
                 R.string.terms,
             ) {
-                openURL(context, uriHandler, it)
+                openURL(activity, it)
             }
 
             if (configuration.privacyURL != null) {
@@ -162,7 +162,7 @@ private fun Footer(
                 R.string.privacy_policy,
                 R.string.privacy,
             ) {
-                openURL(context, uriHandler, it)
+                openURL(activity, it)
             }
         }
     }
@@ -256,14 +256,14 @@ private object FooterConstants {
     fun style(): TextStyle = MaterialTheme.typography.bodySmall
 }
 
-private fun openURL(context: Context, uriHandler: UriHandler, url: URL) {
-    uriHandler.openUriOrElse(url.toString()) { exception ->
+private fun openURL(activity: Activity, url: URL) {
+    activity.openUriOrElse(url.toString()) { exception ->
         val msg = if (exception is ActivityNotFoundException) {
-            context.getString(R.string.no_browser_cannot_open_link)
+            activity.getString(R.string.no_browser_cannot_open_link)
         } else {
-            context.getString(R.string.cannot_open_link)
+            activity.getString(R.string.cannot_open_link)
         }
-        Toast.makeText(context, msg, Toast.LENGTH_SHORT).show()
+        Toast.makeText(activity, msg, Toast.LENGTH_SHORT).show()
         Logger.w(msg)
     }
 }

ui/revenuecatui/src/main/kotlin/com/revenuecat/purchases/ui/revenuecatui/extensions/Activities.kt

@@ -0,0 +1,18 @@
+package com.revenuecat.purchases.ui.revenuecatui.extensions
+
+import android.app.Activity
+import android.content.Context
+import android.content.ContextWrapper
+
+/**
+ * Find the closest Activity in a given Context. Throws an IllegalStateException if this Context is not an Activity
+ * context.
+ */
+internal fun Context.findActivityOrThrow(): Activity {
+    var context = this
+    while (context is ContextWrapper) {
+        if (context is Activity) return context
+        context = context.baseContext
+    }
+    error("This Context is not an Activity context.")
+}

ui/revenuecatui/src/main/kotlin/com/revenuecat/purchases/ui/revenuecatui/extensions/Uris.kt

@@ -0,0 +1,29 @@
+package com.revenuecat.purchases.ui.revenuecatui.extensions
+
+import android.app.Activity
+import android.content.ActivityNotFoundException
+import android.content.Intent
+import android.net.Uri
+
+/**
+ * Opens the given [uri] in a browser. If the [uri] is invalid or no browser is installed, [fallbackAction] is called.
+ *
+ * This is an extension on Activity, since we need an Activity Context to avoid having to pass the
+ * FLAG_ACTIVITY_NEW_TASK flag.
+ */
+@Suppress("SwallowedException")
+fun Activity.openUriOrElse(uri: String, fallbackAction: (e: Exception) -> Unit) {
+    val parsed = try {
+        Uri.parse(uri)
+    } catch (e: IllegalArgumentException) {
+        fallbackAction(e)
+        return
+    }
+
+    try {
+        startActivity(Intent(Intent.ACTION_VIEW, parsed))
+    } catch (e: ActivityNotFoundException) {
+        fallbackAction(e)
+        return
+    }
+}