using System;
using System.Collections;
using System.Collections.Generic;
using Ichni.RhythmGame.Beatmap;

namespace Ichni.RhythmGame
{
    public partial class VariablesContainer : GameElement
    {
        public Dictionary<string, int> originalVariables;
        public Dictionary<string, int> currentVariables;
            
        public static VariablesContainer GenerateElement(string elementName, Guid id, List<string> tags, bool isFirstGenerated,
            GameElement parentElement, Dictionary<string, int> variables)
        {
            VariablesContainer variablesContainer = 
                Instantiate(GameManager.instance.basePrefabs.emptyObject).AddComponent<VariablesContainer>();
            
            GameManager.instance.variablesContainer = variablesContainer;
            variablesContainer.Initialize(elementName, id, tags, isFirstGenerated, parentElement);
            variablesContainer.originalVariables = new Dictionary<string, int>(variables);
            variablesContainer.currentVariables = new Dictionary<string, int>(variables);

            return variablesContainer;
        }
        
        public void SetVariable(string variableName, int value)
        {
            currentVariables[variableName] = value;
        }
        
        public int GetVariable(string variableName)
        {
            return currentVariables[variableName];
        }
        
        public void RevertVariable(string variableName)
        {
            currentVariables[variableName] = originalVariables[variableName];
        }
        
        public void RevertAllVariables()
        {
            currentVariables = new Dictionary<string, int>(originalVariables);
        }
    }

    public partial class VariablesContainer
    {
        public override void SaveBM()
        {
            matchedBM = new VariablesContainer_BM(elementName, elementGuid, tags, null, originalVariables);
        }
    }
    
    namespace Beatmap
    {
        public class VariablesContainer_BM : GameElement_BM
        {
            public Dictionary<string, int> originalVariables;

            public VariablesContainer_BM()
            {
                
            }
            
            public VariablesContainer_BM(string elementName, Guid elementGuid, List<string> tags, GameElement_BM parentElement,
                Dictionary<string, int> originalVariables) : base(elementName, elementGuid, tags, parentElement)
            {
                this.originalVariables = new Dictionary<string, int>(originalVariables);
            }
            
            public override void ExecuteBM()
            {
                matchedElement = VariablesContainer.GenerateElement(elementName, elementGuid, tags, false,
                    GetElement(attachedElementGuid), originalVariables);
            }

            public override GameElement DuplicateBM(GameElement attached)
            {
                return VariablesContainer.GenerateElement(elementName, Guid.NewGuid(), tags, false, attached, originalVariables);
            }
        }
    }
}