using EntrustSettle.Common;
using EntrustSettle.Controllers;
using EntrustSettle.IServices;
using EntrustSettle.Model;
using EntrustSettle.Model.Dtos;
using EntrustSettle.Model.Models;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Mvc;
using Newtonsoft.Json;
using RestSharp;

namespace EntrustSettle.Api.Controllers
{
    /// <summary>
    /// 对外提供的委托结算相关接口
    /// </summary>
    [AllowAnonymous]
    public class OpenController : BaseApiController
    {
        private readonly IOrderService orderService;
        private readonly IAnnexService annexService;
        private readonly IOrderAnnexService orderAnnexService;
        private readonly ILogger<OpenController> logger;
        private readonly IOrderHistoryService orderHistoryService;
        private readonly IQueueService queueService;
        private readonly IOrderFeeService orderFeeService;
        private readonly IInvoiceApplyService invoiceApplyService;

        public OpenController(IOrderService orderService,
                              ILogger<OpenController> logger,
                              IOrderHistoryService orderHistoryService,
                              IQueueService queueService,
                              IOrderFeeService orderFeeService,
                              IAnnexService annexService,
                              IOrderAnnexService orderAnnexService,
                              IInvoiceApplyService invoiceApplyService)
        {
            this.orderService = orderService;
            this.logger = logger;
            this.orderHistoryService = orderHistoryService;
            this.queueService = queueService;
            this.orderFeeService = orderFeeService;
            this.annexService = annexService;
            this.orderAnnexService = orderAnnexService;
            this.invoiceApplyService = invoiceApplyService;
        }

        /// <summary>
        /// 下单
        /// </summary>
        [HttpPost]
        [ApiUser(ApiCode = "EntrustSettle")]
        public async Task<MessageModel<List<OrderSubmitResultDto>>> OrderSubmit(OrderSubmitDto inputDto)
        {
            var result = await App.GetService<OrderController>().Submit(inputDto);
            return result;
        }

        /// <summary>
        /// 附件上传
        /// </summary>
        /// <param name="file">附件文件</param>
        /// <param name="fileType">文件类型</param>
        [HttpPost]
        [ApiUser(ApiCode = "EntrustSettle")]
        public async Task<MessageModel<long>> AnnexUpload([FromForm] IFormFile file, [FromForm] FileTypeEnum fileType)
        {
            var result = await App.GetService<AnnexController>().Upload(file, fileType);
            return result;
        }

        /// <summary>
        /// 反馈信息（为订单追加附件或信息）
        /// </summary>
        /// <returns></returns>
        [HttpPost]
        [ApiUser(ApiCode = "EntrustSettle")]
        public async Task<MessageModel> BindAnnexOrInfo([FromBody] BindAnnexOrInfoDto bindDto)
        {
            var result = await App.GetService<OrderController>().BindAnnexOrInfo(bindDto);
            return result;
        }

        /// <summary>
        /// 获取附件
        /// </summary>
        /// <param name="annexId">文件记录主键</param>
        [HttpGet]
        [ApiUser(ApiCode = "EntrustSettle")]
        public async Task<IActionResult> AnnexDownload([FromQuery] long annexId)
        {
            var result = await App.GetService<AnnexController>().DownloadFile(annexId);
            return result;
        }

        /// <summary>
        /// 发票申请
        /// </summary>
        [HttpPost]
        [ApiUser(ApiCode = "EntrustSettle")]
        public async Task<MessageModel> ApplyInvoice(ApplyInvoiceDto input)
        {
            var result = await App.GetService<OrderController>().ApplyInvoice(input);
            return result;
        }
        /// <summary>
        /// 账单申请
        /// </summary>
        [HttpPost]
        [ApiUser(ApiCode = "EntrustSettle")]
        public async Task<MessageModel> ApplyBill(ApplyBillDto input)
        {
            var result = await App.GetService<OrderController>().ApplyBill(input);
            return result;
        }
        /// <summary>
        /// 海运达状态回推接口
        /// </summary>
        [HttpPost]
        [ApiUser(ApiCode = "PushOrderStatus")]
        public async Task<MessageModel> PushOrderStatus([FromBody] HydQueryResultDto input)
        {
            // 推送类型 1:订单状态、费用、账单、外部往来单据 2:发票
            int pushType = 0;
            List<InvoiceApply> invoiceApplyList = null;

            var orderList = await orderService.Query(x => x.Bsno == input.id);
            if (orderList != null && orderList.Count > 0)
            {
                pushType = 1;
                logger.LogInformation($"订单Id[{input.id}]接收到回推后，判断操作类型为[反馈订单状态/费用/外部往来单据/账单]");
            }
            else
            {
                invoiceApplyList = await invoiceApplyService.Query(x => x.Bsno == input.id);
                if (invoiceApplyList != null && invoiceApplyList.Count > 0)
                {
                    pushType = 2;
                    logger.LogInformation($"订单Id[{input.id}]接收到回推后，判断操作类型为[反馈发票]");
                }
                else
                {
                    string msg = $"订单Id[{input.id}]接收到回推后未查询到本地订单或发票申请订单";
                    logger.LogInformation(msg);
                    return FailedMsg(msg);
                }
            }

            if (pushType == 1)
            {
                var order = orderList[0];

                bool isHasBill = false;

                // 保存【往来单据附件】或【账单附件】
                if (input.feedbackList != null && input.feedbackList.Count > 0)
                {
                    var outerFileIdList = input.feedbackList.Select(x => x.id).ToList();

                    var existsOuterFileIdList = await orderAnnexService.AsQueryable()
                                                                .LeftJoin<Annex>((o, a) => o.AnnexId == a.Id)
                                                                .Where((o, a) => o.OrderId == order.Id && outerFileIdList.Contains((long)a.OuterFileId))
                                                                .Select((o, a) => a.OuterFileId)
                                                                .ToListAsync();
                    foreach (var item in input.feedbackList)
                    {
                        // 如果文件不是外部推送的，不处理
                        if (item.sendType != 1)
                            continue;

                        // 如果文件信息已经存在，不处理
                        if (existsOuterFileIdList.Contains(item.id))
                            continue;

                        // 保存附件信息
                        var annex = new Annex()
                        {
                            OuterFileId = item.id,
                            Name = item.fileName,
                            Remark = item.remark,
                            BusinessTime = item.createTime,
                            //Path = relativePath
                            //Type
                        };
                        // 海运达规定：海运达返回的账单会以“[反馈账单]”为开头，同时billApplyFlag = 1
                        if (item.billApplyFlag == 1 && item.remark?.StartsWith("[反馈账单]") == true)
                        {
                            annex.Type = 3;
                            isHasBill = true;
                        }
                        else
                        {
                            annex.Type = 5;
                        }

                        string fullPath = null;
                        if (!string.IsNullOrEmpty(item.fileUrl))
                        {
                            // 检查文件保存目录
                            var dir = Path.Combine(App.WebHostEnvironment.WebRootPath, "files");
                            if (!Directory.Exists(dir))
                            {
                                Directory.CreateDirectory(dir);
                            }

                            // 文件名
                            var newFileName = Guid.NewGuid().ToString("N") + Path.GetExtension(item.fileName);

                            // 相对路径
                            var relativePath = Path.Combine("files", newFileName);

                            // 完整路径
                            fullPath = Path.Combine(dir, newFileName);

                            annex.Path = relativePath;
                        }
                        await annexService.Add(annex);

                        var orderAnnex = new OrderAnnex()
                        {
                            OrderId = order.Id,
                            AnnexId = annex.Id
                        };
                        await orderAnnexService.Add(orderAnnex);

                        // 记录订单状态历史
                        var orderStatusModelList = new OrderHistory()
                        {
                            Pid = order.Id,
                            StatusTime = DateTime.Now,
                            Status = annex.Type switch
                            {
                                3 => 8,
                                5 => 9,
                                _ => -1
                            },
                            Remark = item.remark,
                        };
                        await orderHistoryService.Add(orderStatusModelList);

                        if (!string.IsNullOrEmpty(item.fileUrl))
                        {
                            var restClient = new RestClient(item.fileUrl);
                            var request = new RestRequest();
                            using var stream = await restClient.DownloadStreamAsync(request);
                            using FileStream fileStream = new FileStream(fullPath, FileMode.Create);
                            await stream.CopyToAsync(fileStream);
                        }
                    }
                }

                // 更新订单状态
                bool isUpdate = false;
                var orderUpdateable = orderService.AsUpdateable();

                // 海运达正式环境上线后才提出：只有已接单和已完结两种状态，所以这里做了映射
                if (input.status is 0 or 1 && input.status != order.Status)
                {
                    isUpdate = true;
                    order.Status = input.status;
                    orderUpdateable.SetColumns(x => x.Status == order.Status);

                    // 记录订单状态变更历史
                    await orderHistoryService.Add(new OrderHistory()
                    {
                        Pid = order.Id,
                        Status = (int)order.Status,
                        StatusTime = DateTime.Now,
                        CreateBy = "系统",
                        Remark = "（状态接收）"
                    });
                }
                else if (input.status == 4 && order.Status is 0 or 1)
                {
                    isUpdate = true;
                    order.Status = 2;
                    orderUpdateable.SetColumns(x => x.Status == 2);

                    // 记录订单状态变更历史
                    await orderHistoryService.Add(new OrderHistory()
                    {
                        Pid = order.Id,
                        Status = 2,
                        StatusTime = DateTime.Now,
                        CreateBy = "系统",
                        Remark = "（状态接收）"
                    });
                }


                if (isHasBill)
                {
                    isUpdate = true;
                    orderUpdateable.SetColumns(x => x.IsApplyBill == false);
                }
                if (isUpdate)
                {
                    await orderUpdateable.Where(x => x.Bsno == input.id).ExecuteCommandAsync();
                }

                // 将更新后的状态、费用、外部往来单据 推送到消息队列
                // 将账单附件 推送到消息队列
                if (AppSettings.app("RabbitMQ", "Enabled").ObjToBool())
                {
                    string logTitle = $"Id：[{order.Id}]，提单号[{order.Mblno}]，推送费用、状态、往来单据";
                    try
                    {
                        StatusPushDto pushDto = new()
                        {
                            OrderId = order.Id,
                            Mblno = order.Mblno,
                            MessageType = 1,
                            MessageDesc = "状态更新推送",
                            Remark = "",
                            Status = order.Status ?? 0,
                            StatusDesc = order.Status switch
                            {
                                0 => "已下单",
                                1 => "已接单",
                                2 => "待缴费",
                                3 => "已缴费",
                                4 => "已完结",
                                _ => "未知状态",
                            }
                        };
                        var feeList = orderFeeService.AsQueryable().Where(x => x.OrderId == order.Id).ToList();
                        if (feeList.Count > 0)
                        {
                            pushDto.FeeList = feeList.Select(x => new StatusPushDto.FeeDto()
                            {
                                FeeId = x.Id,
                                FeeName = x.Name,
                                FeeAmount = x.Amount
                            }).ToList();
                        }
                        var annexList = orderAnnexService.AsQueryable()
                                                       .LeftJoin<Annex>((o, a) => o.AnnexId == a.Id)
                                                       .Where((o, a) => o.OrderId == order.Id && a.Type == 5)
                                                       .Select((o, a) => a)
                                                       .ToList();
                        if (annexList.Count > 0)
                        {
                            pushDto.FeebackAnnexList = annexList.Select(x => new StatusPushDto.FeebackAnnex()
                            {
                                Id = x.Id,
                                BusinessTime = x.BusinessTime,
                                FileName = x.Name,
                                Remark = x.Remark
                            }).ToList();
                        }
                        var json = JsonConvert.SerializeObject(pushDto, Formatting.Indented, new JsonSerializerSettings() { NullValueHandling = NullValueHandling.Ignore });
                        queueService.Push(logTitle, order.CompanyId, json);
                    }
                    catch (Exception ex)
                    {
                        logger.LogError(ex, $"{logTitle}时发生未知异常");
                    }

                    if (isHasBill)
                    {
                        string logTitle2 = $"订单Id[{input.id}]，提单号[{order.Mblno}]，接收到账单然后推送账单";
                        try
                        {
                            var billIdList = await orderAnnexService.AsQueryable()
                                                                  .LeftJoin<Annex>((o, a) => o.AnnexId == a.Id)
                                                                  .Where((o, a) => o.OrderId == order.Id && a.Type == 3)
                                                                  .Select((o, a) => a.Id)
                                                                  .ToListAsync();
                            BillPushDto pushDto = new()
                            {
                                OrderId = order.Id,
                                Mblno = order.Mblno,
                                AnnexIdList = billIdList,
                                MessageType = 2,
                                MessageDesc = "账单附件信息推送"
                            };

                            var json = JsonConvert.SerializeObject(pushDto, Formatting.Indented, new JsonSerializerSettings()
                            {
                                NullValueHandling = NullValueHandling.Ignore
                            });
                            queueService.Push(logTitle2, order.CompanyId, json);
                        }
                        catch (Exception ex)
                        {
                            logger.LogError(ex, $"{logTitle2}时发生未知异常");
                        }
                    }
                }
                return SuccessMsg();
            }
            else if (pushType == 2)
            {
                // 保存【发票附件】
                // 推送【发票附件】到消息队列

                List<long> waitSendOrderIdList = new();
                if (input.feedbackList != null && input.feedbackList.Count > 0)
                {
                    var outerFileIdList = input.feedbackList.Select(x => x.id).ToList();

                    foreach (var feedbackItem in input.feedbackList)
                    {
                        // 如果文件不是外部推送的，不处理
                        if (feedbackItem.sendType != 1)
                            continue;

                        // 待绑定此发票附件的订单Id列表
                        List<long> waitBindOrderIdList = new();

                        // 如果文件信息已经存在，不处理
                        foreach (var applyItem in invoiceApplyList)
                        {
                            var isExists = await orderAnnexService.AsQueryable()
                                                                  .LeftJoin<Annex>((o, a) => o.AnnexId == a.Id)
                                                                  .Where((o, a) => a.OuterFileId == feedbackItem.id && o.OrderId == applyItem.OrderId)
                                                                  .AnyAsync();

                            if (!isExists)
                            {
                                waitBindOrderIdList.Add(applyItem.OrderId);
                            }
                        }

                        if (waitBindOrderIdList.Count == 0)
                        {
                            continue;
                        }
                        waitSendOrderIdList.AddRange(waitBindOrderIdList);

                        // 保存附件信息
                        var annex = new Annex()
                        {
                            OuterFileId = feedbackItem.id,
                            Name = feedbackItem.fileName,
                            Remark = feedbackItem.remark,
                            BusinessTime = feedbackItem.createTime,
                            Type = 4,
                            //Path = relativePath
                        };

                        string fullPath = null;
                        if (!string.IsNullOrEmpty(feedbackItem.fileUrl))
                        {
                            // 检查文件保存目录
                            var dir = Path.Combine(App.WebHostEnvironment.WebRootPath, "files");
                            if (!Directory.Exists(dir))
                            {
                                Directory.CreateDirectory(dir);
                            }

                            // 文件名
                            var newFileName = Guid.NewGuid().ToString("N") + Path.GetExtension(feedbackItem.fileName);

                            // 相对路径
                            var relativePath = Path.Combine("files", newFileName);

                            // 完整路径
                            fullPath = Path.Combine(dir, newFileName);

                            annex.Path = relativePath;
                        }
                        await annexService.Add(annex);


                        // 下载附件
                        if (!string.IsNullOrEmpty(feedbackItem.fileUrl))
                        {
                            var restClient = new RestClient(feedbackItem.fileUrl);
                            var request = new RestRequest();
                            using var stream = await restClient.DownloadStreamAsync(request);
                            using FileStream fileStream = new FileStream(fullPath, FileMode.Create);
                            await stream.CopyToAsync(fileStream);
                        }

                        // 为订单列表统一绑定此附件
                        var orderAnndexList = waitBindOrderIdList.Select(x => new OrderAnnex()
                        {
                            OrderId = x,
                            AnnexId = annex.Id
                        }).ToList();
                        await orderAnnexService.Add(orderAnndexList);


                        // 记录订单状态历史
                        var orderStatusModelList = waitBindOrderIdList.Select(x => new OrderHistory()
                        {
                            Pid = x,
                            StatusTime = DateTime.Now,
                            Status = 7,
                            Remark = feedbackItem.remark,
                        }).ToList();
                        await orderHistoryService.Add(orderStatusModelList);
                    }
                }

                if (waitSendOrderIdList.Count != 0)
                {
                    waitSendOrderIdList = waitSendOrderIdList.Distinct().ToList();

                    // 更新订单状态
                    await orderService.AsUpdateable()
                                      .SetColumns(x => x.IsApplyInvoice == false)
                                      .SetColumns(x => x.Status == 4)       // 2024.6.18 上线后提出需求：收到海运达发票后，订单状态改为已完结
                                      .Where(x => waitSendOrderIdList.Contains(x.Id))
                                      .ExecuteCommandAsync();

                    // 将 发票附件 推送到消息队列
                    var orderInfoList = await orderService.AsQueryable().Where(x => waitSendOrderIdList.Contains(x.Id))
                                                      .Select(x => new
                                                      {
                                                          x.Id,
                                                          x.Mblno,
                                                          x.CompanyId,
                                                          x.MailBillNo,
                                                          x.MailFlag,
                                                          x.Status,
                                                      }).ToListAsync();

                    var logTitle = $"Id列表：[{string.Join(',', orderInfoList.Select(x => x.Id))}]，提单号列表：[{string.Join(',', orderInfoList.Select(x => x.Mblno))}]，将每一票所有的发票及已完结状态推送队列";
                    logger.LogInformation(logTitle);
                    try
                    {
                        var invoiceAnnexList = await orderAnnexService.AsQueryable()
                                                               .LeftJoin<Annex>((o, a) => o.AnnexId == a.Id)
                                                               .Where((o, a) => waitSendOrderIdList.Contains(o.OrderId) && a.Type == 4)
                                                               .Select((o, a) => o)
                                                               .ToListAsync();
                        foreach (var item in orderInfoList)
                        {
                            var invoiceAnnexIdList = invoiceAnnexList.Where(x => x.OrderId == item.Id).Select(x => x.AnnexId).ToList();

                            if (invoiceAnnexIdList.Count == 0) continue;

                            var logItemTitle = $"Id：[{item.Id}]，提单号：[{item.Mblno}]，附件Id列表：[({string.Join(',', invoiceAnnexIdList)})]开始推送队列";

                            // 推送发票
                            BillPushDto pushDto1 = new()
                            {
                                MessageType = 3,
                                MessageDesc = "发票附件信息推送",
                                AnnexIdList = invoiceAnnexIdList,
                                OrderId = item.Id,
                                Mblno = item.Mblno,
                                MailFlag = item.MailFlag,
                                MailBillNo = item.MailBillNo,
                            };

                            var json1 = JsonConvert.SerializeObject(pushDto1, Formatting.Indented, new JsonSerializerSettings()
                            {
                                NullValueHandling = NullValueHandling.Ignore
                            });
                            queueService.Push(logItemTitle, item.CompanyId, json1);

                            // 推送状态
                            StatusPushDto pushDto2 = new()
                            {
                                OrderId = item.Id,
                                Mblno = item.Mblno,
                                MessageType = 1,
                                MessageDesc = "状态更新推送",
                                Remark = "",
                                Status = item.Status ?? 0,
                                StatusDesc = item.Status switch
                                {
                                    0 => "已下单",
                                    1 => "已接单",
                                    2 => "待缴费",
                                    3 => "已缴费",
                                    4 => "已完结",
                                    _ => "未知状态",
                                }
                            };
                            var feeList = orderFeeService.AsQueryable().Where(x => x.OrderId == item.Id).ToList();
                            if (feeList.Count > 0)
                            {
                                pushDto2.FeeList = feeList.Select(x => new StatusPushDto.FeeDto()
                                {
                                    FeeId = x.Id,
                                    FeeName = x.Name,
                                    FeeAmount = x.Amount
                                }).ToList();
                            }
                            var annexList = orderAnnexService.AsQueryable()
                                                           .LeftJoin<Annex>((o, a) => o.AnnexId == a.Id)
                                                           .Where((o, a) => o.OrderId == item.Id && a.Type == 5)
                                                           .Select((o, a) => a)
                                                           .ToList();
                            if (annexList.Count > 0)
                            {
                                pushDto2.FeebackAnnexList = annexList.Select(x => new StatusPushDto.FeebackAnnex()
                                {
                                    Id = x.Id,
                                    BusinessTime = x.BusinessTime,
                                    FileName = x.Name,
                                    Remark = x.Remark
                                }).ToList();
                            }
                            var json2 = JsonConvert.SerializeObject(pushDto2, Formatting.Indented, new JsonSerializerSettings() { NullValueHandling = NullValueHandling.Ignore });
                            queueService.Push(logTitle, item.CompanyId, json2);
                        }
                    }
                    catch (Exception ex)
                    {
                        logger.LogError(ex, $"{logTitle}的过程中发生未知异常");
                    }
                }
                return SuccessMsg();
            }
            else
            {
                throw new Exception($"订单Id[{input.id}]接收到回推后，无法判断操作类型");
            }
        }

        //[HttpGet]
        //public string TestTime()
        //{
        //    return DateTime.Now.ToString();
        //}
        //[HttpGet]
        //public void TestError()
        //{
        //    throw new Exception("测试异常");
        //}

        //[HttpGet]
        //public async Task<MessageModel> TestSetRedis(string key, string value)
        //{
        //    var caching = App.GetService<ICaching>();
        //    await caching.SetAsync(key, value, TimeSpan.FromHours(3));
        //    return SuccessMsg();
        //}

        //[HttpGet]
        //public async Task<MessageModel<string>> TestGetRedis(string key)
        //{
        //    var caching = App.GetService<ICaching>();
        //    var value = await caching.GetStringAsync(key);
        //    return Success(value);
        //}
    }
}