package foundation.dictionary;

import foundation.data.entity.Entity;
import foundation.data.entity.IDictionary;
import foundation.json.IJSONProvider;
import foundation.json.IJSONWriter;
import foundation.util.MapList;

public class Dictionary implements IDictionary, IJSONProvider {

	private String id;
	private String code;
	private String name;
	private String dataName;
	private String fieldCode;
	private String fieldName;
	private MapList<String, DictionaryItem> items;
	
	public Dictionary() {
		items = new MapList<String, DictionaryItem>();
	}
	
	public void load(Entity entity) {
		id = entity.getString("id");
		code = entity.getString("code");
		name = entity.getString("name");
		dataName = entity.getString("dataName");
		fieldCode = entity.getString("field_code");
		fieldName = entity.getString("field_name");
	}

	public void loadOne(DictionaryItem item) {
		items.add(item.getCode(), item);
	}
	
	@Override
	public String getId() {
		return id;
	}

	@Override
	public String getName() {
		return name;
	}

	public String getDataName() {
		return dataName;
	}

	public String getFieldCode() {
		return fieldCode;
	}

	public String getFieldName() {
		return fieldName;
	}

	@Override
	public String getValue(String code) {
		DictionaryItem item = items.get(code);
		
		if (item == null) {
			return code;
		}
		
		return item.getValue();
	}
	
	@Override
	public void writeJSON(IJSONWriter writer) {
		writer.beginObject(); 
		writeJSONBody(writer);
		writer.endObject(); 
	}

	public void writeJSONBody(IJSONWriter writer) {
		//1. body
		writer.write("id", id);
		writer.write("code", code);
		writer.write("name", name);
		
		//2. items
		writer.beginArray("items");
		
		for (DictionaryItem item: items) {
			writer.beginObject();
			item.writeJSONBody(writer);
			writer.endObject();
		}
		
		writer.endArray();
	}

}