Move country constraint logic into standalone class.

In a subsequent change, the assisted dialing settings
will be able to use the parsing logic to filter
the available countries listed in the settings.

Bug: 69274259
Test: existing tests
PiperOrigin-RevId: 177338864
Change-Id: I8ef76874d5f6d885b415174371225b738cc68716

1 files changed, 13 insertions, 3 deletions

diff --git a/java/com/android/dialer/assisteddialing/ConcreteCreator.java b/java/com/android/dialer/assisteddialing/ConcreteCreator.java
index 806764567..1563b3513 100644
--- a/java/com/android/dialer/assisteddialing/ConcreteCreator.java
+++ b/java/com/android/dialer/assisteddialing/ConcreteCreator.java
@@ -86,9 +86,7 @@ public final class ConcreteCreator {
       return new AssistedDialingMediatorStub();
     }
 
-    Constraints constraints =
-        new Constraints(
-            context, configProvider.getString("assisted_dialing_csv_country_codes", ""));
+    Constraints constraints = new Constraints(context, getCountryCodeProvider(configProvider));
     return new AssistedDialingMediatorImpl(
         new LocationDetector(
             telephonyManager,
@@ -108,4 +106,16 @@ public final class ConcreteCreator {
             && Build.VERSION.SDK_INT <= BUILD_CODE_CEILING)
         && configProvider.getBoolean("assisted_dialing_enabled", false);
   }
+
+  /**
+   * Returns a CountryCodeProvider responsible for providing countries eligible for assisted Dialing
+   */
+  public static CountryCodeProvider getCountryCodeProvider(ConfigProvider configProvider) {
+    if (configProvider == null) {
+      LogUtil.i("ConcreteCreator.getCountryCodeProvider", "provided configProvider was null");
+      throw new NullPointerException("Provided configProvider was null");
+    }
+
+    return new CountryCodeProvider(configProvider);
+  }
 }