From 4232b91c98485a1817a6ece0060ace2b2553709a Mon Sep 17 00:00:00 2001
From: Craig Russell <1336281+CDRussell@users.noreply.github.com>
Date: Mon, 28 Apr 2025 13:46:54 +0100
Subject: [PATCH] Add pixel where auth indicates a hardware missing error

---
 .../autofill/impl/deviceauth/AuthLauncher.kt  | 20 +++++++++++++++++++
 .../autofill/impl/pixel/AutofillPixelNames.kt |  4 ++++
 2 files changed, 24 insertions(+)

diff --git a/autofill/autofill-impl/src/main/java/com/duckduckgo/autofill/impl/deviceauth/AuthLauncher.kt b/autofill/autofill-impl/src/main/java/com/duckduckgo/autofill/impl/deviceauth/AuthLauncher.kt
index e8c476df122d..e9cc9e09b0b9 100644
--- a/autofill/autofill-impl/src/main/java/com/duckduckgo/autofill/impl/deviceauth/AuthLauncher.kt
+++ b/autofill/autofill-impl/src/main/java/com/duckduckgo/autofill/impl/deviceauth/AuthLauncher.kt
@@ -24,11 +24,14 @@ import androidx.biometric.BiometricPrompt
 import androidx.core.content.ContextCompat
 import androidx.fragment.app.Fragment
 import androidx.fragment.app.FragmentActivity
+import com.duckduckgo.app.statistics.pixels.Pixel
+import com.duckduckgo.app.statistics.pixels.Pixel.PixelType
 import com.duckduckgo.appbuildconfig.api.AppBuildConfig
 import com.duckduckgo.autofill.impl.deviceauth.DeviceAuthenticator.AuthResult
 import com.duckduckgo.autofill.impl.deviceauth.DeviceAuthenticator.AuthResult.Error
 import com.duckduckgo.autofill.impl.deviceauth.DeviceAuthenticator.AuthResult.Success
 import com.duckduckgo.autofill.impl.deviceauth.DeviceAuthenticator.AuthResult.UserCancelled
+import com.duckduckgo.autofill.impl.pixel.AutofillPixelNames.AUTOFILL_DEVICE_AUTH_ERROR_HARDWARE_UNAVAILABLE
 import com.duckduckgo.di.scopes.AppScope
 import com.squareup.anvil.annotations.ContributesBinding
 import javax.inject.Inject
@@ -55,6 +58,7 @@ class RealAuthLauncher @Inject constructor(
     private val context: Context,
     private val appBuildConfig: AppBuildConfig,
     private val autofillAuthorizationGracePeriod: AutofillAuthorizationGracePeriod,
+    private val pixel: Pixel,
 ) : AuthLauncher {
 
     override fun launch(
@@ -101,6 +105,7 @@ class RealAuthLauncher @Inject constructor(
                 onResult(UserCancelled)
             } else {
                 onResult(Error(String.format("(%d) %s", errorCode, errString)))
+                sendErrorPixel(errorCode)
             }
         }
 
@@ -115,6 +120,21 @@ class RealAuthLauncher @Inject constructor(
             super.onAuthenticationFailed()
             Timber.v("onAuthenticationFailed")
         }
+
+        private fun sendErrorPixel(errorCode: Int) {
+            when (errorCode) {
+                BiometricPrompt.ERROR_HW_NOT_PRESENT -> {
+                    val params = mapOf(
+                        "manufacturer" to appBuildConfig.manufacturer,
+                        "model" to appBuildConfig.model,
+                    )
+                    pixel.fire(AUTOFILL_DEVICE_AUTH_ERROR_HARDWARE_UNAVAILABLE, parameters = params, type = PixelType.Unique())
+                }
+                else -> {
+                    // no-op
+                }
+            }
+        }
     }
 
     private fun getPromptInfo(titleText: Int, featureAuthText: Int): BiometricPrompt.PromptInfo {
diff --git a/autofill/autofill-impl/src/main/java/com/duckduckgo/autofill/impl/pixel/AutofillPixelNames.kt b/autofill/autofill-impl/src/main/java/com/duckduckgo/autofill/impl/pixel/AutofillPixelNames.kt
index 657fcd805c4a..56e3cde640ee 100644
--- a/autofill/autofill-impl/src/main/java/com/duckduckgo/autofill/impl/pixel/AutofillPixelNames.kt
+++ b/autofill/autofill-impl/src/main/java/com/duckduckgo/autofill/impl/pixel/AutofillPixelNames.kt
@@ -19,6 +19,7 @@ package com.duckduckgo.autofill.impl.pixel
 import com.duckduckgo.app.statistics.pixels.Pixel
 import com.duckduckgo.autofill.impl.pixel.AutofillPixelNames.AUTOFILL_DECLINE_PROMPT_TO_DISABLE_AUTOFILL_SNACKBAR_OPEN_SETTINGS
 import com.duckduckgo.autofill.impl.pixel.AutofillPixelNames.AUTOFILL_DECLINE_PROMPT_TO_DISABLE_AUTOFILL_SNACKBAR_SHOWN
+import com.duckduckgo.autofill.impl.pixel.AutofillPixelNames.AUTOFILL_DEVICE_AUTH_ERROR_HARDWARE_UNAVAILABLE
 import com.duckduckgo.autofill.impl.pixel.AutofillPixelNames.AUTOFILL_ENGAGEMENT_ACTIVE_USER
 import com.duckduckgo.autofill.impl.pixel.AutofillPixelNames.AUTOFILL_ENGAGEMENT_ENABLED_USER
 import com.duckduckgo.autofill.impl.pixel.AutofillPixelNames.AUTOFILL_ENGAGEMENT_ONBOARDED_USER
@@ -145,6 +146,7 @@ enum class AutofillPixelNames(override val pixelName: String) : Pixel.PixelName
         "m_autofill_device_capability_secure_storage_unavailable_and_device_auth_disabled",
     ),
     AUTOFILL_DEVICE_CAPABILITY_UNKNOWN_ERROR("m_autofill_device_capability_unknown"),
+    AUTOFILL_DEVICE_AUTH_ERROR_HARDWARE_UNAVAILABLE("autofill_device_auth_error_hardware_unavailable"),
 
     AUTOFILL_SURVEY_AVAILABLE_PROMPT_DISPLAYED("m_autofill_management_screen_visit_survey_available"),
 
@@ -256,6 +258,8 @@ object AutofillPixelsRequiringDataCleaning : PixelParamRemovalPlugin {
             AUTOFILL_SERVICE_PASSWORDS_SEARCH.pixelName to PixelParameter.removeAtb(),
             AUTOFILL_SERVICE_PASSWORDS_SEARCH_INPUT.pixelName to PixelParameter.removeAtb(),
             AUTOFILL_SERVICE_CRASH.pixelName to PixelParameter.removeAtb(),
+
+            AUTOFILL_DEVICE_AUTH_ERROR_HARDWARE_UNAVAILABLE.pixelName to PixelParameter.removeAtb(),
         )
     }
 }