Replace email provider config

app/src/main/java/eu/faircode/email/EmailProvider.java

@@ -570,7 +570,7 @@ public class EmailProvider implements Parcelable {
         if (candidates.size() == 0)
             throw new UnknownHostException(context.getString(R.string.title_setup_no_settings, domain));
 
-        for (EmailProvider candidate : candidates) {
+        for (EmailProvider candidate : new ArrayList<>(candidates)) {
             // Always prefer built-in profiles
             // - ISPDB is not always correct
             // - documentation links
@@ -579,13 +579,21 @@ public class EmailProvider implements Parcelable {
                         provider.imap.host.equals(candidate.imap.host) ||
                         provider.smtp.host.equals(candidate.smtp.host)) {
                     EntityLog.log(context, "Replacing auto config host by profile=" + provider.name);
-                    return Arrays.asList(provider);
+                    EmailProvider copy = provider.copy();
+                    copy.imap.score = candidate.imap.score;
+                    copy.smtp.score = candidate.smtp.score;
+                    candidates.add(copy);
+                    candidates.remove(candidate);
                 } else if (provider.enabled && provider.mx != null)
                     for (String mx : provider.mx)
                         if ((candidate.imap.host != null && candidate.imap.host.matches(mx)) ||
                                 (candidate.smtp.host != null && candidate.smtp.host.matches(mx))) {
-                            EntityLog.log(context, "Replacing auto config MC by profile=" + provider.name);
-                            return Arrays.asList(provider);
+                            EntityLog.log(context, "Replacing auto config MX by profile=" + provider.name);
+                            EmailProvider copy = provider.copy();
+                            copy.imap.score = candidate.imap.score;
+                            copy.smtp.score = candidate.smtp.score;
+                            candidates.add(copy);
+                            candidates.remove(candidate);
                         }
 
             // https://help.dreamhost.com/hc/en-us/articles/214918038-Email-client-configuration-overview
@@ -1352,6 +1360,20 @@ public class EmailProvider implements Parcelable {
         return Objects.hash(imap, smtp);
     }
 
+    public EmailProvider copy() {
+        Parcel parcel = null;
+        try {
+            parcel = Parcel.obtain();
+            this.writeToParcel(parcel, 0);
+            parcel.setDataPosition(0);
+            return EmailProvider.CREATOR.createFromParcel(parcel);
+        } finally {
+            if (parcel != null) {
+                parcel.recycle();
+            }
+        }
+    }
+
     @NonNull
     @Override
     public String toString() {