/*
 *   This file is a part of the SteamWar software.
 *
 *   Copyright (C) 2025 SteamWar.de-Serverteam
 *
 *   This program is free software: you can redistribute it and/or modify
 *   it under the terms of the GNU Affero General Public License as published by
 *   the Free Software Foundation, either version 3 of the License, or
 *   (at your option) any later version.
 *
 *   This program is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 *   GNU Affero General Public License for more details.
 *
 *   You should have received a copy of the GNU Affero General Public License
 *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */

package de.steamwar.misslewars.scripts;

import com.google.gson.JsonArray;
import com.google.gson.JsonObject;
import de.steamwar.misslewars.scripts.implemented.*;

import java.util.ArrayList;
import java.util.List;

public class Script {

    private List<RunnableScript> runnableScriptList = new ArrayList<>();

    class ScriptExecutor {

        private int index = 0;
        private final RunnableScriptEvent runnableScriptEvent;

        public ScriptExecutor(RunnableScriptEvent runnableScriptEvent) {
            this.runnableScriptEvent = runnableScriptEvent;
            runnableScriptEvent.scriptExecutor = this;
            resume();
        }

        void resume() {
            while (index < runnableScriptList.size()) {
                if (!runnableScriptList.get(index++).execute(runnableScriptEvent)) return;
            }
        }
    }

    public void execute(RunnableScriptEvent runnableScriptEvent) {
        new ScriptExecutor(runnableScriptEvent);
    }

    public static Script parseScript(JsonArray jsonArray) {
        Script script = new Script();
        jsonArray.forEach(jsonElement -> {
            RunnableScript runnableScript = parseScriptSnippet((JsonObject) jsonElement);
            if (runnableScript == null) return;
            script.runnableScriptList.add(runnableScript);
        });
        return script;
    }

    private static RunnableScript parseScriptSnippet(JsonObject jsonObject) {
        if (!jsonObject.has("type")) return null;
        switch (jsonObject.getAsJsonPrimitive("type").getAsString().toLowerCase()) {
            case "delay":
                return new DelayScript(jsonObject);
            case "filter":
                return new FilterScript(jsonObject);
            case "remove":
                return new RemoveScript(jsonObject);
            case "launch":
                return new LaunchScript(jsonObject);
            case "location":
                return new LocationScript(jsonObject);
            case "paste":
                return new PasteScript(jsonObject);
            case "potion":
                return new PotionScript(jsonObject);
            case "sound":
                return new SoundScript(jsonObject);
            case "summon":
                return new SummonScript(jsonObject);
            case "slowmo":
                return new SlowMoScript(jsonObject);
            case "cooldown":
                return new CooldownScript(jsonObject);
            case "randomplayer":
                return new RandomPlayerScript(jsonObject);
            default:
                return null;
        }
    }

}