using UnityEngine;
using System.Collections.Generic;
using System.Linq;
using RTG;
using Octopus.Simulator.Networks;
using Newtonsoft.Json;
using System.Collections;
using System;
using Octopus.Simulator;

public class StoreStatusUpdateData
{
    public StoreStatusUpdateDatastatistics statistics;
}

public class StoreStatusUpdateDatastatistics
{
    public Int64 current_length;
    public Int64 capacity;
}

public class QueueStatusUpdateData
{
    public QueueStatusUpdateDatastatistics statistics;
}

public class QueueStatusUpdateDatastatistics
{
    public Int64 current_length;
    public Int64 capacity;
}

public class SimulationModelStore : SimulationModel
{
    public List<Transform> storePositions = new List<Transform>();
    public int maxCapacity;
    public List<GameObject> storedProducts = new List<GameObject>();
    public string storeType = "fifo";
    public List<Transform> transporterPositions = new List<Transform>();

    protected override void init()
    {
        base.init();
        maxCapacity = storePositions.Count;
    }

    public void StoreProduct(GameObject product)
    {
        product.transform.parent = transform;
        for (int i = 0; i < storePositions.Count; i++)
        {
            Transform storePos = storePositions[i];
            if (storePos.childCount == 0)
            {
                product.transform.parent = storePos;
                break;
            }
        }
        product.transform.localPosition = Vector3.zero;
        product.transform.localRotation = Quaternion.identity;
        storedProducts.Add(product);
        if (storedProducts.Count > maxCapacity) { }
        //Debug.LogWarning("Max Capacity " + maxCapacity + " Reached on : " + nodeID);
    }
    public GameObject GetProduct()
    {
        if (storedProducts.Count == 0)
            return null;
        if (storeType.Contains("fifo"))
        {
            GameObject product = storedProducts[0];
            storedProducts.Remove(product);
            return product;
        }
        else if (storeType.Contains("lifo"))
        {
            GameObject product = storedProducts[storedProducts.Count - 1];
            storedProducts.Remove(product);
            return product;
        }
        return null;
    }
    public Transform GetTransporterPosition()
    {
        if (transporterPositions.Count == 0)
            return null;
        return transporterPositions[UnityEngine.Random.Range(0, transporterPositions.Count)];
    }

    void AdjustStore(StoreStatusUpdateData Store)
    {
        int current = storedProducts.Count;
        Int64 target = Store.statistics.current_length;
        if (current < target)
        {
            if (current > storePositions.Count)
            {
                return;
            }
            int spawnCount = (int)Mathf.Min(target - current, storePositions.Count - current);
            for (int k = 0; k < spawnCount; k++)
            {
                GameObject prod = ProductManager.Instance.SpawnProduct();

                Transform emptySlot = storePositions
                    .FirstOrDefault(slot => slot.childCount == 0);
                prod.transform.SetParent(emptySlot, false);

                storedProducts.Add(prod);
            }
        }
        else if (current > target)
        {
            if (current > storePositions.Count)
            {
                return;
            }
            int removeCount = (int)(current - target);
            for (int k = 0; k < removeCount; k++)
            {
                GameObject prod = (storeType == "fifo")
                    ? storedProducts[0]
                    : storedProducts[storedProducts.Count - 1];

                storedProducts.Remove(prod);
                Destroy(prod);
            }
        }
    }

    void AdjustQueue(QueueStatusUpdateData Queue)
    {
        int current = storedProducts.Count;
        Int64 target = Queue.statistics.current_length;
        if (current < target)
        {
            if (current > storePositions.Count)
            {
                return;
            }
            int spawnCount = (int)Mathf.Min(target - current, storePositions.Count - current);
            for (int k = 0; k < spawnCount; k++)
            {
                GameObject prod = ProductManager.Instance.SpawnProduct();

                Transform emptySlot = storePositions
                    .FirstOrDefault(slot => slot.childCount == 0);
                prod.transform.SetParent(emptySlot, false);

                storedProducts.Add(prod);
            }
        }
        else if (current > target)
        {
            if (current > storePositions.Count)
            {
                return;
            }
            int removeCount = (int)(current - target);
            for (int k = 0; k < removeCount; k++)
            {
                GameObject prod = (storeType == "fifo")
                    ? storedProducts[0]
                    : storedProducts[storedProducts.Count - 1];

                storedProducts.Remove(prod);
                Destroy(prod);
            }
        }
    }

    public override void GetData(string data)
    {
        var wrapclass = JsonConvert.DeserializeObject<SimulationDefaultJson>(data);
        switch (wrapclass._event)
        {
            case "store_status_update":
                var storeStatus = JsonConvert.DeserializeObject<StoreStatusUpdateData>(wrapclass.data.ToString());
                AdjustStore(storeStatus);
                SetBubble(storeStatus.statistics.current_length);
                SetBubbleDetail_Store(storeStatus.statistics);
                break;
            case "queue_status_update":
                var queueStatus = JsonConvert.DeserializeObject<QueueStatusUpdateData>(wrapclass.data.ToString());
                AdjustQueue(queueStatus);
                SetBubble(queueStatus.statistics.current_length);
                SetBubbleDetail_Queue(queueStatus.statistics);
                break;
            default:
                break;
        }
    }

    public override void SetBubble(object data)
    {
        string msg = data.ToString();

        if (currentBubble == null)
        {
            // »ý¼º
            currentBubble = Instantiate(bubbleUIPrefab, FindAnyObjectByType<Canvas_Bubble>().transform);
            currentBubble.target = DataBubbleSocket;
            currentBubble.worldOffset = new Vector3(0, 0, 0);  // ÇÊ¿ä¿¡ µû¶ó Á¶Àý
            currentBubble.GetComponent<RectTransform>().SetAsFirstSibling();
        }
        // ÅؽºÆ® °»½Å
        currentBubble.SetMessage(msg);
    }

    public void SetBubbleDetail_Store(object data)
    {
        if (currentBubble != null)
        {
            currentBubble.SetDetail(data, logicType.store, LogicUIManager.instance.GetItemLabelByID(nodeID));
        }
    }

    public void SetBubbleDetail_Queue(object data)
    {
        if (currentBubble != null)
        {
            currentBubble.SetDetail(data, logicType.queue, LogicUIManager.instance.GetItemLabelByID(nodeID));
        }
    }
}