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package design.persistence;
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 design.model.Course;
import design.model.Golfer;
import design.model.League;
import java.io.IOException;
import java.util.Map;
public class Serializers {
public static class CustomPrettyPrinter extends DefaultPrettyPrinter {
public CustomPrettyPrinter() {
super._arrayIndenter = new DefaultIndenter();
super._objectFieldValueSeparatorWithSpaces = _separators.getObjectFieldValueSeparator() + " ";
super._arrayEmptySeparator = "";
}
@Override
public CustomPrettyPrinter createInstance() {
return new CustomPrettyPrinter();
}
}
public static class CourseIdSerializer extends JsonSerializer<Course> {
@Override
public void serialize(Course course, JsonGenerator gen, SerializerProvider serializers) throws IOException {
gen.writeNumber(course.getId());
}
}
public static class CourseIdDeserializer extends JsonDeserializer<Course> {
@Override
public Course deserialize(JsonParser p, DeserializationContext context) throws IOException {
MasterDatabase masterDB = MasterDatabase.instance();
int id = p.getValueAsInt();
return masterDB.getCourse(id);
}
}
public static class LeagueIDSerializer extends JsonSerializer<League> {
@Override
public void serialize(League value, JsonGenerator gen, SerializerProvider serializers) throws IOException {
gen.writeNumber(value.getId());
}
}
public static class LeagueIDDeserializer extends JsonDeserializer<League> {
@Override
public League deserialize(JsonParser p, DeserializationContext ctxt) throws IOException {
LeagueDatabase leagueDB = LeagueDatabase.instance();
int id = p.getValueAsInt();
return leagueDB.getLeague(id);
}
}
public static class GolferUsernameSerializer extends JsonSerializer<Golfer> {
@Override
public void serialize(Golfer course, JsonGenerator gen, SerializerProvider serializers) throws IOException {
gen.writeString(course.getUsername());
}
}
public static class GolferUsernameDeserializer extends JsonDeserializer<Golfer> {
@Override
public Golfer deserialize(JsonParser p, DeserializationContext context) throws IOException {
PersonalDatabase personalDB = PersonalDatabase.instance();
String username = p.getValueAsString();
return personalDB.getGolfer(username);
}
}
@SuppressWarnings("rawtypes")
public static class MapListSerializer extends JsonSerializer<Map> {
@Override
public void serialize(Map value, JsonGenerator gen, SerializerProvider serializers) throws IOException {
gen.writeObject(value.entrySet());
}
}
@SuppressWarnings("rawtypes")
public static class MapListDeserializer extends JsonDeserializer<Map> {
@Override
public Map deserialize(JsonParser p, DeserializationContext ctxt) throws IOException {
return Map.ofEntries(p.readValueAs(Map.Entry[].class));
}
}
}
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