Merge branch 'main' into league-play-refactoring

# Conflicts:
#	src/main/java/design/persistence/JSONLeagueDatabase.java
#	src/main/java/design/persistence/JSONPersonalDatabase.java
#	src/main/java/design/persistence/Serializers.java

1 files changed, 21 insertions, 4 deletions

diff --git a/src/main/java/design/persistence/Serializers.java b/src/main/java/design/persistence/Serializers.java
index d00dcbf..d690633 100644
--- a/src/main/java/design/persistence/Serializers.java
+++ b/src/main/java/design/persistence/Serializers.java
@@ -1,21 +1,31 @@
 package design.persistence;
 
+import com.fasterxml.jackson.annotation.*;
 import com.fasterxml.jackson.core.JsonGenerator;
 import com.fasterxml.jackson.core.JsonParser;
 import com.fasterxml.jackson.core.util.DefaultIndenter;
 import com.fasterxml.jackson.core.util.DefaultPrettyPrinter;
-import com.fasterxml.jackson.databind.DeserializationContext;
-import com.fasterxml.jackson.databind.JsonDeserializer;
-import com.fasterxml.jackson.databind.JsonSerializer;
-import com.fasterxml.jackson.databind.SerializerProvider;
+import com.fasterxml.jackson.databind.*;
+import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
+import com.fasterxml.jackson.module.paramnames.ParameterNamesModule;
 import design.model.Course;
 import design.model.Golfer;
 import design.model.League;
 
 import java.io.IOException;
 import java.util.Map;
+import java.time.LocalDateTime;
+import java.util.List;
 
 public class Serializers {
+    public static void configureMapper(ObjectMapper mapper) {
+        mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
+        mapper.setVisibility(PropertyAccessor.FIELD, JsonAutoDetect.Visibility.ANY);
+        mapper.registerModule(new ParameterNamesModule(JsonCreator.Mode.PROPERTIES));
+        mapper.registerModule(new JavaTimeModule());
+        mapper.configOverride(List.class).setSetterInfo(JsonSetter.Value.forValueNulls(Nulls.AS_EMPTY));
+    }
+
     public static class CustomPrettyPrinter extends DefaultPrettyPrinter {
         public CustomPrettyPrinter() {
             super._arrayIndenter = new DefaultIndenter();
@@ -78,6 +88,13 @@ public class Serializers {
         }
     }
 
+    public static class DateTimeStringSerializer extends JsonSerializer<LocalDateTime> {
+        @Override
+        public void serialize(LocalDateTime value, JsonGenerator gen, SerializerProvider serializers) throws IOException {
+            gen.writeString(value.toString());
+        }
+    }
+
     @SuppressWarnings("rawtypes")
     public static class MapListSerializer extends JsonSerializer<Map> {