ClickActionSerializer.java

package dmillerw.menu.data.json;

import com.google.gson.*;
import dmillerw.menu.data.click.*;
import net.minecraft.item.ItemStack;

import java.lang.reflect.Type;
import java.util.Map;

/**
 * @author dmillerw
 */
public class ClickActionSerializer implements JsonSerializer<ClickAction.IClickAction>, JsonDeserializer<ClickAction.IClickAction> {

    @Override
    public JsonElement serialize(ClickAction.IClickAction src, Type typeOfSrc, JsonSerializationContext context) {
        JsonObject object = new JsonObject();

        if (src instanceof ClickActionCommand) {
            JsonObject commandObject = new JsonObject();
            commandObject.add("command", new JsonPrimitive(((ClickActionCommand) src).command));
            commandObject.add("clipboard", new JsonPrimitive(((ClickActionCommand) src).clipboard));
            object.add("command", commandObject);
        } else if (src instanceof ClickActionKey) {
            JsonObject keyObject = new JsonObject();
            keyObject.add("key", new JsonPrimitive(((ClickActionKey) src).key));
            keyObject.add("toggle", new JsonPrimitive(((ClickActionKey) src).toggle));
            object.add("key", keyObject);
        } else if (src instanceof ClickActionUseItem) {
            object.add("item", context.serialize(((ClickActionUseItem) src).stack));
        } else if (src instanceof ClickActionCategory) {
            object.add("category", new JsonPrimitive(((ClickActionCategory) src).category));
        }
        return object;
    }

    @Override
    public ClickAction.IClickAction deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context) throws JsonParseException {
        if (!json.isJsonObject()) {
            return null;
        }

        for (Map.Entry<String, JsonElement> entry : json.getAsJsonObject().entrySet()) {
            String key = entry.getKey();
            JsonElement element = entry.getValue();

            if (key.equals("command")) {
                if (element.isJsonPrimitive()) {
                    return new ClickActionCommand(element.getAsString(), false);
                } else {
                    String command = "";
                    boolean clipboard = false;

                    for (Map.Entry<String, JsonElement> entry1 : element.getAsJsonObject().entrySet()) {
                        if (entry1.getKey().equals("command")) {
                            command = entry1.getValue().getAsString();
                        } else if (entry1.getKey().equals("clipboard")) {
                            clipboard = entry1.getValue().getAsBoolean();
                        }
                    }
                    return new ClickActionCommand(command, clipboard);
                }
            } else if (key.equals("key")) {
                if (element.isJsonPrimitive()) {
                    return new ClickActionKey(element.getAsString(), false);
                } else {
                    String keybind = "";
                    boolean toggle = false;

                    for (Map.Entry<String, JsonElement> entry1 : element.getAsJsonObject().entrySet()) {
                        if (entry1.getKey().equals("key")) {
                            keybind = entry1.getValue().getAsString();
                        } else if (entry1.getKey().equals("toggle")) {
                            toggle = entry1.getValue().getAsBoolean();
                        }
                    }

                    return new ClickActionKey(keybind, toggle);
                }
            } else if (key.equals("item")) {
                return new ClickActionUseItem((ItemStack) context.deserialize(element, ItemStack.class));
            } else if (key.equals("category")) {
                return new ClickActionCategory(element.getAsString());
            }
        }
        return null;
    }
}