package com.json;

import java.lang.reflect.Type;

import com.google.gson.JsonDeserializationContext;
import com.google.gson.JsonDeserializer;
import com.google.gson.JsonElement;
import com.google.gson.JsonObject;

public class EntryDeserializer implements JsonDeserializer<IEntry> {

	@Override
	public IEntry deserialize(JsonElement json, Type type, JsonDeserializationContext context) {
		final JsonObject jObject = json.getAsJsonObject();

		try {
			final IEntry entry = EntryDataStore.getEntryClassFromString(jObject.get("type").getAsString()).newInstance();
			if(entry instanceof DinoEntry && entry != null) {
				DinoEntry dino = (DinoEntry)entry;
				dino.setID(jObject.get("id").getAsInt());
				dino.setTitle(jObject.get("title").getAsString());
				dino.setDiet(jObject.get("diet").getAsString());
				dino.setTemperament(jObject.get("temperament").getAsString());
				return dino;
			}
			else if(entry instanceof TextEntry && entry != null) {
				TextEntry text = (TextEntry)entry;
				text.setID(jObject.get("id").getAsInt());
				text.setTitle(jObject.get("title").getAsString());
				text.setText(jObject.get("text").getAsString());
				return text;
			}
		} catch (Exception e) {
			e.printStackTrace();
		}

		return null;
	}

}