using Quartz;
using System;
using System.Diagnostics.CodeAnalysis;
using System.IO;
using System.Threading.Tasks;
using WIDESEAWCS_Common.TaskEnum;
using WIDESEAWCS_ITaskInfoRepository;
using WIDESEAWCS_ITaskInfoService;
using WIDESEAWCS_Model.Models;
using WIDESEAWCS_QuartzJob;
using WIDESEAWCS_QuartzJob.StackerCrane;
using WIDESEAWCS_Tasks.StackerCraneJob;
using WIDESEA_Core;
using WIDESEAWCS_QuartzJob.Service;

namespace WIDESEAWCS_Tasks
{
    [DisallowConcurrentExecution]
    public class CommonStackerCraneJob : IJob
    {
        private readonly ITaskService _taskService;
        private readonly ITaskExecuteDetailService _taskExecuteDetailService;
        private readonly ITaskRepository _taskRepository;

        private readonly StackerCraneCommandConfig _config;
        private readonly StackerCraneTaskSelector _taskSelector;
        private readonly StackerCraneCommandBuilder _commandBuilder;

        public CommonStackerCraneJob(
            ITaskService taskService,
            ITaskExecuteDetailService taskExecuteDetailService,
            ITaskRepository taskRepository,
            IRouterService routerService,
            HttpClientHelper httpClientHelper)
        {
            _taskService = taskService;
            _taskExecuteDetailService = taskExecuteDetailService;
            _taskRepository = taskRepository;

            _config = LoadConfig();
            _taskSelector = new StackerCraneTaskSelector(taskService, routerService, httpClientHelper);
            _commandBuilder = new StackerCraneCommandBuilder(taskService, routerService, _config);
        }

        /// <summary>
        /// 加载配置（优先级：配置文件 > 默认配置）
        /// </summary>
        private static StackerCraneCommandConfig LoadConfig()
        {
            try
            {
                string configPath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "StackerCraneJob", "stackercrane-command-config.json");
                if (File.Exists(configPath))
                {
                    string json = File.ReadAllText(configPath);
                    return System.Text.Json.JsonSerializer.Deserialize<StackerCraneCommandConfig>(json) ?? new StackerCraneCommandConfig();
                }
            }
            catch (Exception ex)
            {
                Console.WriteLine($"配置加载失败: {ex.Message}，使用默认配置");
            }

            return new StackerCraneCommandConfig();
        }

        public Task Execute(IJobExecutionContext context)
        {
            try
            {
                Console.WriteLine(DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss") + " CommonStackerCraneJob Start");

                bool flag = context.JobDetail.JobDataMap.TryGetValue("JobParams", out object? value);
                if (!flag || value is not IStackerCrane commonStackerCrane)
                {
                    return Task.CompletedTask;
                }

                // 订阅一次任务完成事件。
                if (!commonStackerCrane.IsEventSubscribed)
                {
                    commonStackerCrane.StackerCraneTaskCompletedEventHandler += CommonStackerCrane_StackerCraneTaskCompletedEventHandler;
                }

                if (!commonStackerCrane.IsCanSendTask(commonStackerCrane.Communicator, commonStackerCrane.DeviceProDTOs, commonStackerCrane.DeviceProtocolDetailDTOs))
                {
                    return Task.CompletedTask;
                }

                commonStackerCrane.CheckStackerCraneTaskCompleted();

                // 任务选择下沉到专用选择器。
                Dt_Task? task = _taskSelector.SelectTask(commonStackerCrane);
                if (task == null)
                {
                    return Task.CompletedTask;
                }

                // 命令构建下沉到专用构建器。
                object? stackerCraneTaskCommand = _commandBuilder.ConvertToStackerCraneTaskCommand(task);
                if (stackerCraneTaskCommand == null)
                {
                    return Task.CompletedTask;
                }

                bool sendFlag = SendStackerCraneCommand(commonStackerCrane, stackerCraneTaskCommand);
                if (sendFlag)
                {
                    commonStackerCrane.LastTaskType = task.TaskType;
                    _taskService.UpdateTaskStatusToNext(task.TaskNum);
                }
            }
            catch (Exception ex)
            {
                Console.WriteLine($"CommonStackerCraneJob Error: {ex.Message}");
            }

            return Task.CompletedTask;
        }

        /// <summary>
        /// 任务完成事件订阅的方法
        /// </summary>
        private void CommonStackerCrane_StackerCraneTaskCompletedEventHandler(object? sender, StackerCraneTaskCompletedEventArgs e)
        {
            CommonStackerCrane? commonStackerCrane = sender as CommonStackerCrane;
            if (commonStackerCrane != null)
            {
                Console.Out.WriteLine("TaskCompleted" + e.TaskNum);
                _taskService.StackCraneTaskCompleted(e.TaskNum);
                commonStackerCrane.SetValue(StackerCraneDBName.WorkAction, 5);
            }
        }

        private static bool SendStackerCraneCommand(IStackerCrane commonStackerCrane, object command)
        {
            return command switch
            {
                FormationStackerCraneTaskCommand formationCommand => commonStackerCrane.SendCommand(formationCommand),
                StackerCraneTaskCommand standardCommand => commonStackerCrane.SendCommand(standardCommand),
                _ => false
            };
        }
    }
}