using UnityEngine;
using UnityEngine.EventSystems;
using System.Collections.Generic;
using TMPro;
using CSNetwork.Protocols;
using System;
using CSNetwork.GPDataType;
using BrewMonster.Network;
using BrewMonster.Scripts.Task;
using BrewMonster.Scripts.Task.UI;
using BrewMonster.Scripts.World;
namespace BrewMonster.UI
{
    using CommandMap = Dictionary<string, LinkCommand>;
    [Serializable]
    public class StringRef
    {
        public string Value;
    }
    public class DlgNameLink : AUIDialog
    {           
        public string m_TargetName;
		public Vector3 m_TargetPos;
		public List<Vector3> m_Targets;
		public int m_TargetId;
		public int m_TaskId;
        private CommandMap m_Commands = new Dictionary<string, LinkCommand>();
        public bool BindLinkCommand(TMP_Text pArea, string pName, LinkCommand pCmdType)
        {
            // pAres's name combined with input name to make the key
            if(pArea == null || string.IsNullOrEmpty(pName)) 
                return false;
            string key="";
            if(pArea) 
                key = pArea.name;
            if(!string.IsNullOrEmpty(pName)) 
                key += pName;
            bool isDuplicated = false;
            if(m_Commands.TryGetValue(key, out LinkCommand pTmp))
            {
                m_Commands.Remove(key);
                isDuplicated = true;
            }
            if(pCmdType != null)
            {
                pTmp = pCmdType.Clone();
                pTmp.m_pArea = pArea;
                pTmp.AppendText();
                m_Commands[key] = pTmp;
            }
            return isDuplicated;
        }
        public LinkCommand GetLinkCommand(TMP_Text pArea, string pName)
        {
            if(pArea != null && !string.IsNullOrEmpty(pName))
            {
                string key = pArea.name;
                key += pName;
                if(m_Commands.TryGetValue(key, out LinkCommand pTmp))
                {
                    return m_Commands[key];
                }
            }
            if(pArea != null)
            {
                string key = pArea.name;
                if(m_Commands.TryGetValue(key, out LinkCommand pTmp))
                {
                    return m_Commands[key];
                }
            }
            if(pName != null)
            {
                string key = pName;
                if(m_Commands.TryGetValue(key, out LinkCommand pTmp))
                {
                    return m_Commands[key];
                }
            }
            return null;
        }
        public void ClearCommands()
        {
            foreach(var cmd in m_Commands)
            {
                cmd.Value.m_pArea = null;
            }
            m_Commands.Clear();
        }
        public override void Release()
        {
            ClearCommands();
            base.Release();
        }
    }

    // command pattern for click a hyper link in textarea   
    public abstract class LinkCommand 
    { 
        public TMP_Text m_pArea =null;
        public abstract bool Execute(TMP_Text pArea);
        public TMP_Text GetTxtArea() {return m_pArea;}
        public virtual void AppendText(){
            m_pArea.text += GetLinkText();
        }
        public abstract LinkCommand Clone(); 
        public abstract string GetLinkText();

        public LinkCommand(TMP_Text pArea)
        {
            m_pArea = pArea;
        }

        public LinkCommand()
        {
            m_pArea = null;
        }
    }
    // click this textarea will cause player move to the specific target
    public class MoveToLinkCommand : LinkCommand
	{

		public string m_TargetName;
		public A3DVECTOR3 m_TargetPos;
		public List<OBJECT_COORD> m_Targets;
		public int m_TargetId;
		public int m_TaskId;
	    public MoveToLinkCommand(int idTarget, string targetName, int idTask = 0){
            
            m_TargetId = idTarget;
            m_TargetName = targetName;
            m_TaskId = idTask;
            m_TargetPos = new A3DVECTOR3(0, 0, 0);
            bool bInTable = false;
            m_TargetPos = EC_Game.GetGameRun().GetHostPlayer().GetObjectCoordinates(
		            idTarget, ref m_Targets, ref bInTable);
            //todo: add map feature here.
            if(!bInTable && /*MAJOR_MAP*/1 == CECWorld.Instance.GetInstanceID())
            {
                ATaskTemplMan pMan = EC_Game.GetTaskTemplateMan();
                if(pMan.TryGetTaskNPCInfo((uint)idTarget, out NPC_INFO pInfo))
                {
                    m_TargetPos.Set(pInfo.x, pInfo.z, pInfo.y);
                }
            }
        }
		public MoveToLinkCommand(int idTarget, A3DVECTOR3 targetPos, string targetName, int idTask = 0){

            m_TargetId = idTarget;
            m_TargetName = targetName;
            m_TaskId = idTask;
            m_TargetPos = targetPos;
            OBJECT_COORD coor = new OBJECT_COORD();
            coor.vPos = m_TargetPos;
            m_Targets.Add(coor);
        }
		
        /// <summary>
        /// Get the first position from the targets list
        /// </summary>
        /// <param name="targets"></param>
        /// <param name="targetName"></param>
        public MoveToLinkCommand(List<OBJECT_COORD> targets, string targetName){
            m_TargetName = targetName;
            m_Targets = targets;
            m_TargetPos = new A3DVECTOR3(0, 0, 0);
            m_TargetId = 0;
            m_TaskId = 0;
            if(targets.Count > 0)
            {
                m_TargetPos = m_Targets[0].vPos;
            }
        }
		public MoveToLinkCommand(MoveToLinkCommand rhs){
            m_TargetId = rhs.m_TargetId;
            m_TargetName = rhs.m_TargetName;
            m_TaskId = rhs.m_TaskId;
            m_TargetPos = rhs.m_TargetPos;
            m_Targets = rhs.m_Targets;
        }
    
		public override string GetLinkText()
        {
            if(m_TargetPos.IsZero())
            {
                return m_TargetName;
            }
            else
            {
                string szNameLink = string.Format("<color=#00FF00><u>{0}</u></color><color=#FFFFFF>", m_TargetName); 
                return szNameLink;
            }
    }

		public override LinkCommand Clone() => new MoveToLinkCommand(this);

        public override bool Execute(TMP_Text pLink){
           if (pLink)
            {
                if (!m_TargetPos.IsZero())
                {
                    // show the flag on worldmap
                    DlgTask.SetTracePosition(m_Targets, m_TargetName);    
                    return true;
                }
                else
                {
                    Debug.LogError("MoveToLinkCommand: Invalid target position");
                    //EC_Game.GetGameRun().AddFixedMessage(FIXMSG_ERR_FC_INVALID_OPERATION);
                }
            }

	    return false;
        }
	}   
    //////////////////////////////////////////////////////////////////////////
    // TaskNameHoverCommand
    //////////////////////////////////////////////////////////////////////////
    // ����ȷ������������ĸ�������
    public class TaskNameHoverCommand : LinkCommand
    {
        public StringRef m_Buffer;
        public string m_TaskName;    
        public bool	 m_bError;
        public int   m_iTaskID;
        public bool	 m_bCanContributionFinish;
        public TaskNameHoverCommand(StringRef buffer, string strName, int task_id, bool bError, bool bCanContributionFinish)
        {
            m_Buffer = buffer;
            m_TaskName = strName;
            m_iTaskID = task_id;
            m_bError = bError;
            m_bCanContributionFinish = bCanContributionFinish;
        }
        public TaskNameHoverCommand(TaskNameHoverCommand rhs)
        {
            m_Buffer = rhs.m_Buffer;
            m_TaskName = rhs.m_TaskName;
            m_iTaskID = rhs.m_iTaskID;
            m_bError = rhs.m_bError;
            m_bCanContributionFinish = rhs.m_bCanContributionFinish;
        }
        
        public override string GetLinkText()
        {

            string szNameLink = string.Format("<color=#FF0000>{0}", m_TaskName);//red    
            if (m_bError)
                szNameLink = string.Format("<color=#FF0000>{0}", m_TaskName);//red
            else
                szNameLink = string.Format("<color=#FFFF00>{0}", m_TaskName);//yellow

            return szNameLink;
        }

        public override void AppendText()
        {
            m_Buffer.Value += GetLinkText();
        }
        public override LinkCommand Clone()
        {
            return new TaskNameHoverCommand(this);	
        }
        public override bool Execute(TMP_Text pLink)
        {
            return true;
        }
    }
}