using AutoMapper;
using SqlSugar;
using WIDESEA_Common.LocationEnum;
using WIDESEA_Common.TaskEnum;
using WIDESEA_Core;
using WIDESEA_Core.BaseRepository;
using WIDESEA_Core.BaseServices;
using WIDESEA_DTO.Task;
using WIDESEA_IBasicService;
using WIDESEA_IStockService;
using WIDESEA_ITaskInfoService;
using WIDESEA_Model.Models;

namespace WIDESEA_TaskInfoService
{
    public partial class TaskService : ServiceBase<Dt_Task, IRepository<Dt_Task>>, ITaskService
    {
        private readonly IMapper _mapper;
        private readonly IStockInfoService _stockInfoService;
        private readonly ILocationInfoService _locationInfoService;

        public IRepository<Dt_Task> Repository => BaseDal;

        private readonly Dictionary<string, OrderByType> _taskOrderBy = new()
        {
            { nameof(Dt_Task.Grade), OrderByType.Desc },
            { nameof(Dt_Task.CreateDate), OrderByType.Asc },
        };

        public List<int> TaskTypes => typeof(TaskTypeEnum).GetEnumIndexList();
        public List<int> TaskOutboundTypes => typeof(TaskTypeEnum).GetEnumIndexList();

        public TaskService(
            IRepository<Dt_Task> BaseDal,
            IMapper mapper,
            IStockInfoService stockInfoService,
            ILocationInfoService locationInfoService) : base(BaseDal)
        {
            _mapper = mapper;
            _stockInfoService = stockInfoService;
            _locationInfoService = locationInfoService;
        }

        /// <summary>
        /// 创建任务（组盘入库任务、空托盘回库任务）
        /// </summary>
        public async Task<WebResponseContent> CreateTaskInboundAsync(CreateTaskDto taskDto)
        {
            try
            {
                if (string.IsNullOrWhiteSpace(taskDto.PalletCode) ||
                    string.IsNullOrWhiteSpace(taskDto.SourceAddress) ||
                    string.IsNullOrWhiteSpace(taskDto.TargetAddress) ||
                    string.IsNullOrWhiteSpace(taskDto.Roadway))
                {
                    return WebResponseContent.Instance.Error("Invalid task details.");
                }

                if (taskDto.TaskType != TaskTypeEnum.Inbound && taskDto.TaskType != TaskTypeEnum.InEmpty)
                {
                    return WebResponseContent.Instance.Error("Invalid task details.");
                }

                var task = new Dt_Task
                {
                    TaskNum = 0,
                    PalletCode = taskDto.PalletCode,
                    PalletType = taskDto.PalletType,
                    Roadway = taskDto.Roadway,
                    TaskType = taskDto.TaskType.GetHashCode(),
                    TaskStatus = TaskStatusEnum.New.GetHashCode(),
                    SourceAddress = taskDto.SourceAddress,
                    TargetAddress = taskDto.TargetAddress,
                    CurrentAddress = taskDto.SourceAddress,
                    NextAddress = taskDto.TargetAddress,
                    WarehouseId = taskDto.WarehouseId,
                    Grade = 1,
                    Creater = "system"
                };

                var result = await Repository.AddDataAsync(task) > 0;
                if (!result) return WebResponseContent.Instance.Error("任务创建失败");

                var wmstaskDto = _mapper.Map<WMSTaskDTO>(task);
                return WebResponseContent.Instance.OK("任务创建成功", wmstaskDto);
            }
            catch (Exception ex)
            {
                return WebResponseContent.Instance.Error($"任务创建失败: {ex.Message}");
            }
        }


        /// <summary>
        /// 根据指定的任务详情异步创建新的出库任务
        /// </summary>
        public async Task<WebResponseContent> CreateTaskOutboundAsync(CreateTaskDto taskDto)
        {
            try
            {
                var stockResult = await _stockInfoService.GetStockInfoAsync(taskDto.WarehouseId);
                if (stockResult == null || !stockResult.Any())
                    return WebResponseContent.Instance.Error("未找到库存信息");

                var taskList = stockResult.Select(item => new Dt_Task
                {
                    WarehouseId = item.WarehouseId,
                    PalletCode = item.PalletCode,
                    PalletType = item.PalletType,
                    SourceAddress = item.LocationCode,
                    TargetAddress = taskDto.TargetAddress,
                    Roadway = item.LocationDetails.RoadwayNo,
                    TaskType = TaskTypeEnum.Outbound.GetHashCode(),
                    TaskStatus = TaskStatusEnum.New.GetHashCode(),
                    Grade = 1,
                    TaskNum = 0,
                    CurrentAddress = item.LocationCode,
                    NextAddress = taskDto.TargetAddress,
                    Creater = "system",
                }).ToList();

                var result = await BaseDal.AddDataAsync(taskList) > 0;
                var wmstaskDto = result ? _mapper.Map<WMSTaskDTO>(taskList) : null;
                return WebResponseContent.Instance.OK(result ? "任务创建成功" : "任务创建失败", wmstaskDto);
            }
            catch (Exception ex)
            {
                return WebResponseContent.Instance.Error($"任务创建失败: {ex.Message}");
            }
        }


        /// <summary>
        /// 获取可入库货位
        /// </summary>
        public async Task<WebResponseContent> GetTasksLocationAsync(CreateTaskDto taskDto)
        {
            try
            {
                var task = await BaseDal.QueryFirstAsync(s => s.PalletCode == taskDto.PalletCode);
                if (task == null) return WebResponseContent.Instance.Error("未找到对应的任务");

                var locationInfo = await _locationInfoService.GetLocationInfo(task.Roadway);
                if (locationInfo == null) return WebResponseContent.Instance.Error("未找到对应的货位");

                locationInfo.LocationStatus = LocationStatusEnum.FreeLock.GetHashCode();
                task.CurrentAddress = taskDto.SourceAddress;
                task.NextAddress = locationInfo.LocationCode;
                task.TargetAddress = taskDto.TargetAddress;
                task.TaskStatus = TaskStatusEnum.Line_Finish.GetHashCode();

                var updateResult = await BaseDal.UpdateDataAsync(task);
                var locationResult = await _locationInfoService.UpdateLocationInfoAsync(locationInfo);

                return WebResponseContent.Instance.OK(
                    updateResult && locationResult ? "任务更新成功" : "任务更新失败",
                    locationInfo.LocationCode);
            }
            catch (Exception ex)
            {
                return WebResponseContent.Instance.Error($"获取任务失败: {ex.Message}");
            }
        }

        /// <summary>
        /// 入库任务完成：添加库存，修改货位状态，删除任务数据，添加历史任务数据
        /// </summary>
        public async Task<WebResponseContent> InboundFinishTaskAsync(CreateTaskDto taskDto)
        {
            try
            {
                var task = await BaseDal.QueryFirstAsync(s => s.PalletCode == taskDto.PalletCode);
                if (task == null) return WebResponseContent.Instance.Error("未找到对应的任务");

                var location = await _locationInfoService.GetLocationInfo(task.Roadway, task.TargetAddress);
                if (location == null) return WebResponseContent.Instance.Error("未找到对应的货位");

                var stockInfo = await _stockInfoService.GetStockInfoAsync(taskDto.PalletCode);
                stockInfo.LocationCode = location.LocationCode;
                stockInfo.LocationId = location.Id;
                stockInfo.OutboundDate = task.Roadway switch
                {
                    var r when r.Contains("GW") => DateTime.Now.AddHours(2),
                    var r when r.Contains("CW") => DateTime.Now.AddHours(1),
                    _ => DateTime.Now
                };

                location.LocationStatus = LocationStatusEnum.InStock.GetHashCode();

                var updateLocationResult = await _locationInfoService.UpdateLocationInfoAsync(location);
                var updateStockResult = await _stockInfoService.UpdateStockAsync(stockInfo);
                if (!updateLocationResult || !updateStockResult)
                    return WebResponseContent.Instance.Error("任务完成失败");

                var deleteTaskResult = await BaseDal.DeleteDataAsync(task);
                if (!deleteTaskResult) return WebResponseContent.Instance.Error("任务完成失败");

                var historyTask = _mapper.Map<Dt_Task_Hty>(task);
                historyTask.InsertTime = DateTime.Now;

                return WebResponseContent.Instance.OK("任务完成");
            }
            catch (Exception ex)
            {
                return WebResponseContent.Instance.Error($"完成任务失败: {ex.Message}");
            }
        }

        /// <summary>
        /// 出库任务完成 ：修改库存，修改货位状态，删除任务数据，添加历史任务数据
        /// </summary>
        public async Task<WebResponseContent> OutboundFinishTaskAsync(CreateTaskDto taskDto)
        {
            try
            {
                var task = await BaseDal.QueryFirstAsync(s => s.PalletCode == taskDto.PalletCode);
                if (task == null) return WebResponseContent.Instance.Error("未找到对应的任务");

                var location = await _locationInfoService.GetLocationInfo(task.Roadway, task.SourceAddress);
                if (location == null) return WebResponseContent.Instance.Error("未找到对应的货位");

                var stockInfo = await _stockInfoService.GetStockInfoAsync(taskDto.PalletCode); stockInfo.LocationCode = location.LocationCode;
                stockInfo.LocationId = location.Id;
                stockInfo.OutboundDate = DateTime.Now;

                location.LocationStatus = LocationStatusEnum.Free.GetHashCode();

                var updateLocationResult = await _locationInfoService.UpdateLocationInfoAsync(location);
                var updateStockResult = await _stockInfoService.UpdateStockAsync(stockInfo);
                if (!updateLocationResult || !updateStockResult)
                    return WebResponseContent.Instance.Error("任务完成失败");

                var deleteTaskResult = await BaseDal.DeleteDataAsync(task);
                if (!deleteTaskResult) return WebResponseContent.Instance.Error("任务完成失败");

                var historyTask = _mapper.Map<Dt_Task_Hty>(task);
                historyTask.InsertTime = DateTime.Now;

                return WebResponseContent.Instance.OK("任务完成");
            }
            catch (Exception ex)
            {
                return WebResponseContent.Instance.Error($"完成任务失败: {ex.Message}");
            }
        }
    }
}