using DbCommon.BusinessCore.BaseCore;
using ProjectManagementSystem.Common.Models.Crms;
using ProjectManagementSystem.Common.Config;
using ProjectManagementSystem.Common.Extenions;
using ProjectManagementSystem.Common.Logger;
using ProjectManagementSystem.Common.Service;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using ProjectManagementSystem.Common.Function;

namespace ProjectManagementSystem.Common.Core
{
    public abstract class CTaskEventBase
    {
        private int processInterval = 1000;
        private Dictionary<string, TaskData> TaskDataDict { get; set; } = new Dictionary<string, TaskData>();
        private List<ICustomProcess> taskProcesses = new List<ICustomProcess>();

        private Dictionary<int, ResultAgvData> agvDataDict = new Dictionary<int, ResultAgvData>();

        public CTaskEventBase()
        {
            var assemblyName = this.GetType().Assembly.GetName().Name;
            var nameSpace = this.GetType().Namespace;

            var processArray = Common.Function.AppSetting.TryGetValue<string>("TaskProcess").ToValueArray<string>();
            foreach (var item in processArray)
            {

                string fullClassName = $"{nameSpace}.{item}";
                var processObj = Common.Function.InstanceConstructor.GetInstance<ICustomProcess>(assemblyName, fullClassName);

                if (processObj != null)
                {
                    taskProcesses.Add(processObj);
                }
            }

            var interval = AppSetting.TryGetValue<int>("TaskProcessInterval");
            if (interval > 0)
            {
                processInterval = interval;
            }

            Task.Factory.StartNew(TaskThread, TaskCreationOptions.LongRunning);

            if (taskProcesses.Count > 0)
            {
                Task.Factory.StartNew(CustomThread, TaskCreationOptions.LongRunning);
            }
        }

        private void TaskEventProc()
        {
            var taskDataList = Crms.PmsApi.GetTaskDataList();
            if (taskDataList == null) return;

            var agvDataList = Crms.PmsApi.GetAllCarrier();
            if (agvDataList == null) return;

            AgvDataProc(taskDataList, agvDataList);
            TaskStateProc(taskDataList);
            TaskCustomProc(taskDataList);
        }

        private void CustomProc()
        {
            var taskDataList = Crms.PmsApi.GetTaskDataList();
            if (taskDataList == null) return;

            for (int i = 0; i < taskProcesses.Count; i++)
            {
                taskProcesses[i].CustomProcess(taskDataList);
            }
        }

        private void AgvDataProc(List<TaskData> taskDataList, List<ResultAgvData> agvDataList)
        {
            //AGV数据的记录
            for (int i = 0; i < agvDataList.Count; i++)
            {
                var agvData = agvDataList[i];
                bool record = false;

                if (!agvDataDict.TryGetValue(agvData.AgvID, out var lastAgvData))
                {
                    agvDataDict.Add(agvData.AgvID, agvData);
                    record = true;
                }
                else
                {
                    if (agvData.Online != lastAgvData.Online
                        || agvData.GraphEdge != lastAgvData.GraphEdge
                        || agvData.GraphVertex != lastAgvData.GraphVertex
                        || agvData.LogicBits != lastAgvData.LogicBits)
                    {
                        record = true;
                    }

                    agvDataDict[agvData.AgvID] = agvData;
                }

                if (record)
                {
                    string stepString = taskDataList.FirstOrDefault(d => d.TaskState > ETaskState.None && d.Carrier == agvData.AgvID)?.GetCurrentStepInfo()?.ToSimpleString();
                    CLog.Instance.GetAgvLog(agvData.AgvID).WriteDebug($"{stepString}【{agvData.ToSimpleString()}】");
                }
            }
        }

        private void TaskStateProc(List<TaskData> taskDataList)
        {
            // 当前任务更新到缓存
            foreach (var taskData in taskDataList)
            {
                int agvID = taskData.Carrier > 0 ? taskData.Carrier : taskData.BindingAGVNumber;
                bool recordStep = false;

                if (!TaskDataDict.TryGetValue(taskData.ID, out var lastTaskInfo))
                {
                    if (taskData.TaskState > ETaskState.None)
                    {
                        TaskDataDict.Add(taskData.ID, taskData);
                        CLog.Instance.GetAgvLog(agvID).WriteDebug($"{taskData.TaskID} 任务状态{taskData.TaskState}(添加记录) {taskData.ID} {taskData.ToSimpleString()}");

                        recordStep = true;
                    }
                }
                else
                {
                    if (lastTaskInfo.TaskState != taskData.TaskState)
                    {
                        //CLog.Instance.GetAgvLog(agvID).WriteDebug($"{taskData.TaskID} 运行状态改变 {lastTaskInfo.TaskState} => {taskData.TaskState}");
                        TaskStateChanged(taskData, lastTaskInfo);
                    }

                    var lastStepInfo = lastTaskInfo.GetCurrentStepInfo();
                    var stepInfo = taskData.GetCurrentStepInfo();

                    if (stepInfo != null
                        && (lastStepInfo?.TemplateStepID != stepInfo.TemplateStepID
                        || lastStepInfo?.SystemStepState != stepInfo.SystemStepState))
                    {
                        recordStep = true;
                    }

                    TaskDataDict[taskData.ID] = taskData;
                }

                if (recordStep)
                {
                    string stepString = taskData.GetCurrentStepInfo()?.ToSimpleString();
                    agvDataDict.TryGetValue(taskData.Carrier, out ResultAgvData agvData);
                    string agvString = agvData?.ToSimpleString();

                    if (!string.IsNullOrEmpty(stepString)
                        || !string.IsNullOrEmpty(agvString))
                    {
                        CLog.Instance.GetAgvLog(agvID).WriteDebug($"{stepString}【{agvString}】");
                    }
                }
            }

            //获取历史任务对比
            if (TaskDataDict.Count == 0) { return; }
            string[] taskIdArray = TaskDataDict.Keys.Where(d => !taskDataList.Exists(s => s.ID == d)).ToArray();
            foreach (string id in taskIdArray)
            {
                var taskDataLast = TaskDataDict[id];
                var taskData = Crms.PmsApi.GetHistoryTask(taskDataLast.TaskID);

                if (taskData != null
                    && taskData.ID == id)
                {
                    if (taskData.StepList == null)
                    {
                        taskData.StepList = taskDataLast.StepList;
                    }

                    CLog.Instance.GetAgvLog(taskData.Carrier).WriteDebug($"{taskData.TaskID} 任务状态{taskData.TaskState}(移除记录) {id} Count={taskIdArray.Length}");
                    TaskDataDict.Remove(id);
                    switch (taskData.TaskState)
                    {
                        case ETaskState.Finished:
                            TaskFinished(taskData);
                            break;
                        case ETaskState.Canceled:
                            TaskCanceled(taskData);
                            break;
                        case ETaskState.TerminateTask:
                            TaskTerminated(taskData);
                            break;
                        case ETaskState.Exceptioned:
                            TaskExceptioned(taskData);
                            break;
                        case ETaskState.RecoveryException:
                            break;
                        default:
                            TaskBecomeHistory(taskData);
                            break;
                    }
                }
                else
                {
                    if (taskDataLast.ExpectedEndTime == null || taskDataLast.ExpectedEndTime == DateTime.MinValue)
                    {
                        taskDataLast.ExpectedEndTime = DateTime.Now;
                    }

                    if ((DateTime.Now - (taskDataLast.ExpectedEndTime ?? DateTime.MinValue)).TotalSeconds > 10)
                    {
                        CLog.Instance.GetAgvLog(taskDataLast.Carrier).WriteDebug($"{taskDataLast.TaskID} 获取历史任务失败(移除记录) {id} Count={taskIdArray.Length}");
                        TaskDataDict.Remove(id);
                    }
                }
            }
        }

        public void TaskThread()
        {
            CLog.Instance.SystemLog.WriteDebug($"CTaskEvent已启动");
            while (true)
            {
                try
                {
                    TaskEventProc();
                }
                catch (Exception ex)
                {
                    CLog.Instance.TaskLog.WriteException("TaskEvent", ex);
                    Thread.Sleep(5000);
                }
                Thread.Sleep(1000);
            }
        }

        public void CustomThread()
        {
            CLog.Instance.SystemLog.WriteDebug($"CustomProc已启动");
            while (true)
            {
                try
                {
                    CustomProc();
                }
                catch (Exception ex)
                {
                    CLog.Instance.TaskLog.WriteException("CustomProc", ex);
                    Thread.Sleep(5000);
                }
                Thread.Sleep(processInterval);
            }
        }

        public abstract void TaskCustomProc(List<TaskData> taskDataList);
        public abstract void TaskStateChanged(TaskData currentTaskInfo, TaskData lastTaskInfo);
        public abstract void TaskFinished(TaskData taskInfo);
        public abstract void TaskExceptioned(TaskData taskInfo);
        public abstract void TaskCanceled(TaskData taskInfo);
        public abstract void TaskTerminated(TaskData taskInfo);
        public abstract void TaskBecomeHistory(TaskData taskInfo);
    }

    public interface ICustomProcess
    {
        void CustomProcess(List<TaskData> taskDataList);
    }
}