Route to active unlock component

Update onRetryPrefenceTreeClick to check for the active unlock
preference. If biometrics are not enrolled and we're using the
biometric failure model, launch the biometric setup flow. Otherwise,
launch the  component directly.

Test: manual flag flip, confirm activity launches
Bug: 266441818
Change-Id: I8f3ce8f8366b65aad622d33ff7f99f5c82aae3e8

src/com/android/settings/biometrics/activeunlock/ActiveUnlockStatusUtils.java

@@ -242,6 +242,32 @@ public class ActiveUnlockStatusUtils {
         }
     }
 
+    /**
+     * Returns the summary of the active unlock preference when biometrics are needed to set up the
+     * feature.
+     */
+    @Nullable
+    public String getSummaryWhenBiometricSetupRequired() {
+        final boolean faceAllowed = Utils.hasFaceHardware(mContext);
+        final boolean fingerprintAllowed = Utils.hasFingerprintHardware(mContext);
+
+        int summaryRes = getSetupBiometricRes(faceAllowed, fingerprintAllowed);
+        return summaryRes == 0 ? null : mContext.getString(summaryRes);
+    }
+
+    @StringRes
+    private static int getSetupBiometricRes(boolean faceAllowed, boolean fingerprintAllowed) {
+        if (faceAllowed && fingerprintAllowed) {
+            return R.string.security_settings_activeunlock_require_face_fingerprint_setup_title;
+        } else if (faceAllowed) {
+            return R.string.security_settings_activeunlock_require_face_setup_title;
+        } else if (fingerprintAllowed) {
+            return R.string.security_settings_activeunlock_require_fingerprint_setup_title;
+        } else {
+            return 0;
+        }
+    }
+
     private static String getFlagState() {
         return DeviceConfig.getProperty(DeviceConfig.NAMESPACE_REMOTE_AUTH, CONFIG_FLAG_NAME);
     }