/*
 * This file is part of LanternServer, licensed under the MIT License (MIT).
 *
 * Copyright (c) LanternPowered <https://www.lanternpowered.org>
 * Copyright (c) SpongePowered <https://www.spongepowered.org>
 * Copyright (c) contributors
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the Software), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED AS IS, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
package org.lanternpowered.server.script.function.action.json;

import com.google.gson.JsonDeserializationContext;
import com.google.gson.JsonDeserializer;
import com.google.gson.JsonElement;
import com.google.gson.JsonParseException;
import com.google.gson.JsonSerializationContext;
import com.google.gson.JsonSerializer;
import org.lanternpowered.api.script.function.action.Action;
import org.lanternpowered.api.script.function.action.MultiAction;

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

public class MultiActionJsonSerializer implements JsonSerializer<MultiAction>, JsonDeserializer<MultiAction> {

    @Override
    public JsonElement serialize(MultiAction src, Type typeOfSrc, JsonSerializationContext context) {
        final List<Action> actions = src.getActions();
        return context.serialize(actions.size() == 1 ? actions.get(0) : actions);
    }

    @Override
    public MultiAction deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context) throws JsonParseException {
        final Action[] actions;
        if (!json.isJsonArray()) {
            actions = new Action[] { context.deserialize(json, Action.class) };
        } else {
            actions = context.deserialize(json, Action[].class);
        }
        return Action.multi(actions);
    }
}