creating new customer settings if required

documents/src/main/java/de/srsoftware/umbrella/documents/DocumentApi.java

@@ -488,6 +488,7 @@ public class DocumentApi extends BaseHandler implements DocumentService {
 		String currency = company.currency();
 		String sep = company.decimalSeparator();
 		var settings = db.getCustomerSettings(companyId.longValue(),type,customer.id());
+		if (settings == null) settings = CustomerSettings.empty();
 		var companySettings = db.getCompanySettings(companyId.longValue(),type);
 		var nextNumber = companySettings.nextDocId();
 		String lastHead = settings.header();

documents/src/main/java/de/srsoftware/umbrella/documents/SqliteDb.java

@@ -285,12 +285,11 @@ CREATE TABLE IF NOT EXISTS {0} ( {1} VARCHAR(255) PRIMARY KEY, {2} VARCHAR(255)
 			CustomerSettings settings = null;
 			if (rs.next()) settings = CustomerSettings.of(rs);
 			rs.close();
-			if (settings != null) return settings;
-
+			return settings;
 		} catch (SQLException e) {
 			LOG.log(WARNING,"Failed to load customer settings (company: {0}, document type: {1}",companyId, docType.name(),e);
+			throw new UmbrellaException(500,"Failed to load customer settings (company: {0}, document type: {1}",companyId, docType.name());
 		}
-		throw new UmbrellaException(500,"Failed to load customer settings (company: {0}, document type: {1}",companyId, docType.name());
 	}
 
 	@Override

documents/src/main/java/de/srsoftware/umbrella/documents/model/CustomerSettings.java

@@ -18,6 +18,10 @@ public record CustomerSettings(String header, String footer, String mailText) im
 		return new CustomerSettings(header,footer,mailText);
 	}
 
+	public static CustomerSettings empty() {
+		return new CustomerSettings("","","");
+	}
+
 	@Override
 	public Map<String, Object> toMap() {
 		return Map.of(FIELD_FOOTER,footer,FIELD_HEAD,header,CONTENT,mailText);