using System;
using System.Collections.Generic;
using System.Linq;
using cfg.ActorCfg;
using Framework;
using Gameplay.Net;
using NLDPB;
using PhxhSDK;
public class TaskManager: Singlenton<TaskManager>, IInitable, IUpdatable
{
    private Dictionary<TaskType, TaskMap> _taskDic;

    private const int UpdateMaxCount = 5;
    private const int EachFrameCount = 30;
    private int _updateFrameCount = 0;
    private bool _isStartUpdate = false;

    public Dictionary<TaskType, TaskMap> TaskDic => _taskDic;
    
    public void Init()
    {
        EventManager.Instance.Register(EventManager.EventName.UpdateAllTask, StartUpdateTask);
    }

    public void Release()
    {
        EventManager.Instance.Unregister(EventManager.EventName.UpdateAllTask, StartUpdateTask);
    }

    //分帧刷新任务
    public void Update(float dt)
    {
        if (_isStartUpdate && _updateFrameCount < UpdateMaxCount)
        {
            _UpdateCheckTask();
            ++_updateFrameCount;
        }
        
        if (_updateFrameCount >= UpdateMaxCount)
        {
            _EndCheckTask();
            //刷新完毕
        }
    }

    private void _LoadTaskData()
    {
        _taskDic = new Dictionary<TaskType, TaskMap>();
        for (TaskType i = TaskType.Normal; i < TaskType.Max; i++)
        {
            _taskDic.Add(i, new TaskMap(i));
        } 

        var taskData = TableManager.Instance.Tables.TaskMain;
        var dataList = taskData.DataList;
        for (int i = 0; i < dataList.Count; i++)
        {
            var data = dataList[i];
            var taskInfo = new TaskInfo(data.ID, data);
            var taskMap = _taskDic[data.TaskType];
            taskMap.AddTask(taskInfo);
        }

        //InitAllTaskStatus();
    }

    private void _OnTaskUpdateStart()
    {
        _updateFrameCount = 0;
        _isStartUpdate = true;
    }

    private void _UpdateCheckTask()
    {
        var startIdx = _updateFrameCount * EachFrameCount;
        var endIdx = startIdx + EachFrameCount;
        _CheckTasks(startIdx, endIdx);
    }

    private void _EndCheckTask()
    {
        _updateFrameCount = 0;
        _isStartUpdate = false;
    }

    private void _CheckTasks(int startIdx, int endIdx)
    {
        var taskConfig = TableManager.Instance.Tables.TaskMain;
        var dataList = taskConfig.DataList;
        for (int i = startIdx; i < endIdx; i++)
        {
            if (i >= dataList.Count)
            {
                return;
            }

            var data = dataList[i];
            CheckTaskByType(data.ID, data.CheckType);
            _SetTaskStatus(data);
        }
    }

    private void _SetTaskStatus(DataTaskMain taskData)
    {
        TaskStatus pbStatus = GetTaskPbStatus(taskData);
        TaskState status = TaskState.InValid;
        switch (pbStatus)
        {
            case (TaskStatus.NewTask):
            {
                status = TaskState.Uncompleted;
                break;
            }
            case (TaskStatus.Tsclaimed):
            {
                status = TaskState.Claimed;
                break;
            }
            case (TaskStatus.Done):
            {
                status = TaskState.Available;
                break;
            }
            default:
                break;
        }

        var taskMap = _taskDic[taskData.TaskType];
        taskMap.SetTaskStatus(taskData.ID, status);
    }

    private void _ClaimTaskReward(TaskInfo taskInfo)
    {
        if (taskInfo.Status == TaskState.Available)
        {
            ClaimTaskReward(taskInfo.TaskID);
        }
    }
    
    public bool CheckTaskByType(int taskID, TaskCheckType checkType)
    {
        var dataTask = TableManager.Instance.Tables.TaskMain.GetOrDefault(taskID);
        if (dataTask == null)
            
        {
            return false;
        }
        return ITaskCheck.GetCheck((int)checkType).Check(dataTask);
    }

    public TaskMap GetTaskMap(TaskType taskType)
    {
        return _taskDic[taskType];
    }

    public TaskStatus GetTaskPbStatus(DataTaskMain dataTask)
    {
        //Check的时候会刷新状态
        return Actor.Instance.Task.Check(dataTask);
    }

    public void OnLoginOk()
    {
        _LoadTaskData();
    }

    public void StartUpdateTask()
    {
        _OnTaskUpdateStart();
    }

    //领取任务奖励
    public void ClaimTaskReward(int taskId)
    {
        NetHelper.ClaimTaskReward((uint)taskId);
    }

    public void ClaimTaskTypeRewards(TaskType type)
    {
        var taskMap = _taskDic[type];
        taskMap.Foreach(_ClaimTaskReward);
    }

    public uint GetTaskCountById(int taskId)
    {
        return Actor.Instance.Task.GetCount((uint)taskId);
    }

    public uint GetTaskCount(TaskInfo taskInfo)
    {
        var cfg = taskInfo.Cfg;
        var taskId = taskInfo.TaskID;
        var checkType = cfg.CheckType;
        switch (checkType)
        {
            case (TaskCheckType.CountCheck):
            {
                return GetTaskCountById(taskId);
            }

            case (TaskCheckType.CheckChapterStar):
            {
                break;
            }

            case (TaskCheckType.CheckActorLevel):
            {
                return Actor.Instance.Base.GetProp(ActorProp.Level);
            }

            case (TaskCheckType.CheckCharacterMaxLevel):
            {
                var charInfo = CharacterDataInfoManager.Instance.GetMaxLevelCharacter();
                if (charInfo != null)
                {
                    return charInfo.Level;
                }

                return 0;
            }

            case (TaskCheckType.CountCharacter):
            {
                return (uint)CharacterDataInfoManager.Instance.DataList.Count;
            }

            case (TaskCheckType.CountLevelCharacter):
            {
                return 0;
            }
        }

        return 0;
    }
}

public interface ITask
{
    void SetStatus(TaskState status);
}

public enum TaskState
{
    InValid,
    Uncompleted,
    Available,
    Claimed
}

/// <summary>
/// 任务类，包含配置信息
/// </summary>
public class TaskInfo : ITask
{
    private readonly int _taskId;
    private readonly DataTaskMain _cfg;
    private TaskState _status;

    public DataTaskMain Cfg => _cfg;
    public int TaskID => _taskId;

    public TaskState Status => _status;

    private TaskInfo()
    {
        
    }
    
    public TaskInfo(int taskId)
    {
        _taskId = taskId;
        var cfg = TableManager.Instance.Tables.TaskMain.GetOrDefault(taskId);
        if (cfg == null)
        {
            DebugUtil.LogError($"=== 创建任务时传入ID有误，ID: {taskId} ===");
        }

        _cfg = cfg;
        _status = TaskState.Uncompleted;
    }
    
    public TaskInfo(int taskId, DataTaskMain cfg, TaskState status = TaskState.InValid)
    {
        _taskId = taskId;
        _cfg = cfg;
        _status = status;
    }

    public void SetStatus(TaskState status)
    {
        _status = status;
    }
}

/// <summary>
/// 某一种任务的map对象
/// </summary>
public class TaskMap
{
    private TaskType _typeKey;
    private Dictionary<int, TaskInfo> _values;

    public TaskType Key => _typeKey;
    public Dictionary<int, TaskInfo> Value => _values;

    public TaskMap(TaskType key, bool isAutoLoad = false)
    {
        _typeKey = key;
        _values = new Dictionary<int, TaskInfo>();

        if (isAutoLoad)
        {
            var table = TableManager.Instance.Tables.TaskMain;
            for (int i = 0; i < table.DataList.Count; i++)
            {
                var data = table.DataList[i];
                if (key == data.TaskType)
                {
                    _values.Add(data.ID, new TaskInfo(data.ID, data));
                }
            }
        }
    }

    public void AddTask(TaskInfo task)
    {
        _values.Add(task.TaskID, task);
    }

    public TaskInfo Get(int taskId)
    {
        if (_values.TryGetValue(taskId, out var value))
        {
            return value;
        }

        return null;
    }

    public TaskState GetTaskStatus(int taskId)
    {
        if (_values.TryGetValue(taskId, out var value))
        {
            return value.Status;
        }

        return default;
    }

    public void SetTaskStatus(int taskId, TaskState status)
    {
        if (_values.TryGetValue(taskId, out var value))
        {
            value.SetStatus(status);
        }
    }
    
    public bool Contains(int idx)
    {
        return _values.ContainsKey(idx);
    }

    public bool Contains(TaskInfo val)
    {
        return _values.ContainsValue(val);
    }

    public void Foreach(Action<TaskInfo> action)
    {
        foreach (var taskItem in _values)
        {
            var taskInfo = taskItem.Value;
            action(taskInfo);
        }
    }

    //统一设置所有任务状态
    public void ForeachSetStatus(TaskState status)
    {
        foreach (var val in _values)
        {
            val.Value.SetStatus(status);
        }
    }

    public int Count()
    {
        if (_values == null)
        {
            return 0;
        }
        return _values.Count;
    }
}