using DOAN.Model.MES.product;
using DOAN.Model.MES.product.Dto;
using DOAN.Service.MES.product.IService;
using Infrastructure;
using Infrastructure.Attribute;
using linesider_screen_tool;
using Microsoft.AspNetCore.Routing.Template;

namespace DOAN.Service.MES.product
{
    /// <summary>
    /// 工单工具服务
    /// </summary>
    [AppService(
        ServiceType = typeof(IProWorkorderUtilityService),
        ServiceLifetime = LifeTime.Transient
    )]
    public class ProWorkorderUtilityService : BaseService<ProWorkorder>, IProWorkorderUtilityService
    {
        private readonly BartenderPrintHelper _printHelper = new();
        /// <summary>
        /// 生成工单号
        /// </summary>
        /// <param name="parm"></param>
        /// <returns></returns>
        public int Generate_workorder(ProWorkorderQueryDto2 parm)
        {
            DateTime update_time = parm.WorkorderDate.ToLocalTime().Date;

            List<ProWorkorder> proWorkorderList = Context
                .Queryable<ProWorkorder>()
                .Where(it => it.WorkorderDate == update_time)
                .Where(it => it.Status == 1)
                .OrderBy(it => it.Sort)
                .ToList();
            string maxs = Context
                .Queryable<ProWorkorder>()
                .Where(it => it.WorkorderDate == update_time)
                .Where(it => it.Status == 3)
                .Max(it => it.Workorder);

            if (proWorkorderList != null && proWorkorderList.Count() > 0)
            {
                string baseSort = update_time.ToString("yyyyMMdd");
                int index = 1;
                if (!string.IsNullOrEmpty(maxs))
                {
                    index = Convert.ToInt32(maxs.Substring(maxs.Length - 3)) + 1;
                }

                foreach (ProWorkorder item in proWorkorderList)
                {
                    item.Workorder = baseSort + index.ToString("000");
                    item.Sort = index * 10;
                    index++;
                }
            }

            return Context.Updateable(proWorkorderList).ExecuteCommand();
        }

        /// <summary>
        /// 移动工单
        /// </summary>
        /// <param name="id"></param>
        /// <param name="type"></param>
        /// <returns></returns>
        public int MoveWorkorder(string id, int type)
        {
            int result = 0;

            try
            {
                // 获取要移动的工单
                ProWorkorder toMove = Context
                    .Queryable<ProWorkorder>()
                    .Where(it => it.Id == id)
                    .First();

                // 检查工单是否存在
                if (toMove == null)
                {
                    return result;
                }

                // 检查Sort值是否存在
                if (!toMove.Sort.HasValue)
                {
                    return result;
                }

                ProWorkorder exchange = null;

                // 上移动：找到Sort值小于当前工单的最大Sort值的工单
                if (type == 1)
                {
                    exchange = Context
                        .Queryable<ProWorkorder>()
                        .Where(it => it.WorkorderDate == toMove.WorkorderDate)
                        .Where(it => it.PlanNum > 0) 
                        .Where(it => it.Sort.HasValue && it.Sort < toMove.Sort)
                        .OrderByDescending(it => it.Sort)
                        .First();
                }
                // 下移：找到Sort值大于当前工单的最小Sort值的工单
                else if (type == 2)
                {
                    exchange = Context
                        .Queryable<ProWorkorder>()
                        .Where(it => it.WorkorderDate == toMove.WorkorderDate)
                        .Where(it => it.PlanNum > 0) 
                        .Where(it => it.Sort.HasValue && it.Sort > toMove.Sort)
                        .OrderBy(it => it.Sort)
                        .First();
                }

                // 检查交换工单是否存在
                if (exchange != null && exchange.Sort.HasValue)
                {
                    // 使用事务确保两个工单的Sort值同时更新
                    UseTran2(() =>
                    {
                        // 交换Sort值
                        int temp = toMove.Sort.Value;
                        toMove.Sort = exchange.Sort;
                        exchange.Sort = temp;

                        // 更新工单
                        result += Context.Updateable(toMove).ExecuteCommand();
                        result += Context.Updateable(exchange).ExecuteCommand();
                    });
                }
            }
            catch (Exception ex)
            {
                // 记录错误日志
                Console.WriteLine($"移动工单时出错: {ex.Message}");
            }

            return result;
        }

        /// <summary>
        /// 查询BOM及其所需数量
        /// </summary>
        /// <param name="workorder_num"></param>
        /// <returns></returns>
        public List<WorkOrderBom> SearchBOMNum(string workorder_num)
        {
            // 这里需要实现BOM查询逻辑
            // 暂时返回空列表
            return new List<WorkOrderBom>();
        }

        /// <summary>
        /// 工单变更日志
        /// </summary>
        /// <param name="workorder"></param>
        /// <param name="log"></param>
        /// <param name="Operator"></param>
        /// <returns></returns>
        public List<ProWorkorderUpdateLog> WorkOrderLog(string workorder)
        {
            var result = Context
                .Queryable<ProWorkorderUpdateLog>()
                .Where(it => it.Workorder == workorder)
                .OrderByDescending(it => it.ChangeTime)
                .ToList();
            return result;
        }

        /// <summary>
        /// 导出PDF
        /// </summary>
        /// <param name="workorderArray"></param>
        /// <returns></returns>
        public Task<(string, Stream)> ExportPDFByQuestPDFDemo(string[] workorderArray)
        {
            // 这里需要实现PDF导出逻辑
            // 暂时返回空结果
            return Task.FromResult(("", (Stream)new MemoryStream()));
        }

        /// <summary>
        /// 打印工单
        /// </summary>
        /// <param name="param"></param>
        /// <returns></returns>
        public string PrintTicketsByTemplate(ProWorkorderExportDto param)
        {
            try
            {
                string templatePath = param.Path;
                if (string.IsNullOrEmpty(templatePath))
                {
                    return "标签地址传入为空！";
                }

                // 检查文件是否存在
                if (!File.Exists(templatePath))
                {
                    return $"标签文件不存在: {templatePath}";
                }

                // 获取标签中的变量名
                var subString = _printHelper.GetNamedSubStrings(templatePath: templatePath);

                // 检查是否成功获取到标签变量
                if (subString == null || subString.Result == null || subString.Result.Count == 0)
                {
                    return $"无法获取标签变量: {templatePath}";
                }

                // 获取工单信息
                List<ProWorkorder> workorders = Context
                    .Queryable<ProWorkorder>()
                    .Where(it => param.WorkorderArray.Contains(it.Workorder))
                    .ToList();

                if (workorders.Count == 0)
                {
                    return "未找到指定的工单信息！";
                }

                // 对每个工单执行打印
                int successCount = 0;
                foreach (ProWorkorder workorder in workorders)
                {
                    try
                    {
                        // 为每个工单生成标签参数
                        Dictionary<string, string> parameters = new Dictionary<string, string>
                        {
                            { "workorder", workorder.Workorder },
                            { "stoveCode", workorder.StoveCode },
                            { "qty", workorder.PlanNum.ToString() },
                            //{ "productionName", workorder.productionName },
                            //{ "productionCode", workorder.productionCode },
                            //{ "materialCode", workorder.MaterialCode },
                            //{ "drawingCode", workorder.DrawingCode }
                        };

                        // 过滤出标签中存在的参数
                        var intersect = parameters.Where(x => subString.Result.Contains(x.Key)).ToDictionary(
                            x => x.Key, x => x.Value);

                        // 执行打印
                        bool printSuccess = _printHelper.PrintLabel(
                            templatePath: templatePath,
                            subStringValues: intersect);

                        if (printSuccess)
                        {
                            successCount++;
                        }
                    }
                    catch (Exception ex)
                    {
                        // 记录单个工单打印失败的异常，但继续打印其他工单
                        Console.WriteLine($"打印工单 {workorder.Workorder} 失败: {ex.Message}");
                    }
                }

                if (successCount > 0)
                {
                    return $"ok";
                }
                else
                {
                    return $"工单标签打印失败: {templatePath}";
                }
            }
            catch (Exception ex)
            {
                return $"打印失败: {ex.Message}";
            }
        }
    }
}