using Games.LogicObj;
using Games.Mission;
using UnityEngine;
using UnityEngine.UI;

public class MissionBoard : MonoBehaviour
{
    public enum MissionBoardState
    {
        MISSION_NONE,
        MISSION_MAINCANACCEPTED, //可以接取的主线任务
        MISSION_BRANCHCANACCEPTED, //可以接取的支线任务
        MISSION_MAINMISSIONHASACCEPTED, //主线已经接取但是未完成任务
        MISSION_BRANCHMISSIONHASACCEPTED, //支线任务已经接取 但是未完成
        MISSION_MAINCANCOMPLETED, //  已完成 未提交
        MISSION_BRANCHCANCOMPLETED, //已完成 未提交
        MISSION_ALLCOMPLETED, //全部完成
        MISSION_IVALID
    }

    public enum MissionTypeIcon
    {
        MISSION_INVALID = -1, //没有功能
        MISSION_TIEJIANG, //铁匠
        MISSION_ZAHUO, //杂货
        MISSION_CAIFENG, //裁缝
        MISSION_YAOPU, //药铺
        MISSION_BAOSHI, //宝石
        MISSION_CANGKU //仓库
    }

    public Sprite m_BranchMissionCanAcceptSprit; // = "symbol_1";  //可以接取的支线任务
    public Sprite m_BranchMissionHasCompletedSprit; // = "symbol_6";//已经完成的支线任务                
    public Image MissionImg;
    public Image MissionTypeImage;
    public Sprite m_MainMissionCanAcceptdSprit; // = "symbol_3";    //可以接取的主线任务
    public Sprite m_MainMissionHasCompletedSprit; // = "symbol_5";    //已经完成的主线任务
    public Sprite m_MissionCanCompletedSprit; // = "symbol_4";   //已经接取但是未完成任务

    private MissionBoardState _lastMissionBoardState;
    private MissionTypeIcon _lastMissionTypeIcon;
    private Obj_NPC _missionNpc;
    private Vector2 _baseTypePosition;

    public MissionTypeIcon LastMissionTypeIcon
    {
        get
        {
            return _lastMissionTypeIcon;
        }

        set
        {
            _lastMissionTypeIcon = value;
        }
    }

    // Use this for initialization
    private void OnDisable()
    { 
        MissionManager.m_completeMission -= RestMyLastMissionBoardState;
    }

    private void OnEnable()
    {
        MissionManager.m_completeMission += RestMyLastMissionBoardState;
    }

    private void OnDestroy()
    {
        _missionNpc = null;
    }

    private void Update()
    {
        UpdateMissionBoard();
    }

    public void InitNpcInfo(Obj_NPC npcInfo)
    {
        //if(npcInfo == null)
        //{
            //LogModule.ErrorLog("----------npcInfo is null");
        //}
        _missionNpc = npcInfo;
    }

    private void UpdateMissionBoard()
    {
        // 无NPC
        if (_missionNpc == null)
        {
            //LogModule.ErrorLog("_missionNpc is null");
            MissionImg.gameObject.SetActive(false);
            MissionTypeImage.gameObject.SetActive(false);
        }
        else
        {
            // 获得当前任务状态，优先判断是否有已经接受任务，否则判断是否可以接受任务
            var boardState = GameManager.gameManager.MissionManager.GetMissionBoardState(_missionNpc);
            // 暂时信息是以下四个情况会跳过检测，否则检查是否可以接受任务
            switch (boardState)
            {
                case MissionBoardState.MISSION_BRANCHMISSIONHASACCEPTED: //支线已经接取任务 但是没有完成
                case MissionBoardState.MISSION_MAINMISSIONHASACCEPTED: //主线已经接取任务，但是未完成     两个都是红色问号
                case MissionBoardState.MISSION_BRANCHCANCOMPLETED: //支线任务可以交付
                case MissionBoardState.MISSION_MAINCANCOMPLETED: //主线任务已完成 可以交付
                    break;
                default:
                    boardState = GameManager.gameManager.MissionManager.IsHaveMissionAccepted(_missionNpc);
                    break;
            }
            if (boardState != _lastMissionBoardState)
            {
                _lastMissionBoardState = boardState;
                var hasMission = true;
                switch (boardState)
                {
                    case MissionBoardState.MISSION_BRANCHMISSIONHASACCEPTED: //支线已经接取任务 但是没有完成
                        MissionImg.sprite = m_MissionCanCompletedSprit;
                        break;
                    case MissionBoardState.MISSION_MAINMISSIONHASACCEPTED: //主线已经接取任务，但是未完成     两个都是红色问号
                        MissionImg.sprite = m_MissionCanCompletedSprit;
                        break;
                    case MissionBoardState.MISSION_BRANCHCANCOMPLETED: //支线任务可以交付
                        MissionImg.sprite = m_BranchMissionHasCompletedSprit;
                        break;
                    case MissionBoardState.MISSION_MAINCANCOMPLETED: //主线任务已完成 可以交付
                        MissionImg.sprite = m_MainMissionHasCompletedSprit;
                        break;
                    case MissionBoardState.MISSION_MAINCANACCEPTED: //可接支线
                        MissionImg.sprite = m_MainMissionCanAcceptdSprit;
                        break;
                    case MissionBoardState.MISSION_BRANCHCANACCEPTED: //可接主线
                        MissionImg.sprite = m_BranchMissionCanAcceptSprit;
                        break;
                    default:
                        hasMission = false;
                        MissionImg.sprite = null;
                        break;
                }
                //if(!hasMission)
                //{
                //    LogModule.ErrorLog("no mission");
                //}
               MissionImg.gameObject.SetActive(hasMission);
            }
            if(MissionImg.gameObject.activeInHierarchy)
            {
                MissionImg.SetNativeSize();
            }
        }
    }

    public void RestMyLastMissionBoardState(string state)
    {
        // 既然强制重置，何必不直接搞成Invalid
        _lastMissionBoardState = MissionBoardState.MISSION_IVALID;
    }
}