package design.persistence;
import java.io.File;
import java.io.IOException;
import design.model.DataHandler;

import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.node.ObjectNode;

import design.model.Golfer;
import com.fasterxml.jackson.dataformat.xml.XmlMapper;



public class XMLHandler implements DataHandler 
{    
    private final ObjectMapper jsonMapper = new ObjectMapper();
    private final XmlMapper xmlMapper = new XmlMapper();

    public void exportPersonalData(File fileName) throws IOException {
        File jsonData = JSONPersonalDatabase.instance().exportData(fileName);
        JsonNode golfersNode = jsonMapper.readTree(jsonData);
        ObjectNode root = xmlMapper.createObjectNode();
        root.set("golfers", golfersNode);
        xmlMapper.writerWithDefaultPrettyPrinter().writeValue(fileName, root);
    }

    public void importPersonalData(File fileName) throws IOException {
        Golfer[] golfers = xmlMapper.readValue(fileName, Golfer[].class);
        File tempJson = File.createTempFile("imported", ".json");
        jsonMapper.writerWithDefaultPrettyPrinter().writeValue(tempJson, golfers);
        JSONPersonalDatabase.instance().importData(tempJson);
        tempJson.delete();
    }

    public void exportLeagueData(File fileName)
    {
        // TO DO: exporting league data
    }

    public void importLeagueData(File fileName)
    {
        // TO DO: importing league data
    }
}