using DocumentFormat.OpenXml.Spreadsheet;
using Infrastructure;
using Microsoft.Extensions.Configuration;
using OpenAuth.App.BaseApp.Base;
using OpenAuth.App.Interface;
using OpenAuth.App.ServiceApp.Request;
using OpenAuth.Repository;
using OpenAuth.Repository.Domain;
using SqlSugar;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace OpenAuth.App.ServiceApp
{
    public class AdminTaskManageApp : SqlSugarBaseApp<InsTask, SugarDbContext>
    {
        private readonly IConfiguration _configuration;
        private readonly ISqlSugarClient client;
        public AdminTaskManageApp(ISugarUnitOfWork<SugarDbContext> unitWork, ISimpleClient<InsTask> repository, IAuth auth, ISqlSugarClient sqlSugarClient, IConfiguration configuration) : base(unitWork, repository, auth)
        {
            _configuration = configuration;
            this.client = sqlSugarClient;
        }
        string[] chineseNumbers = { "零", "一", "二", "三", "四", "五", "六", "七", "八", "九" };
        /// <summary>
        /// 添加任务
        /// </summary>
        /// <param name="req"></param>
        /// <returns></returns>
        /// <exception cref="Exception"></exception>
        public async Task<Response<string>> AddTask(InsTaskReq req)
        {
            using (var db = base.UnitWork.CreateContext())
            {
                var user = _auth.GetCurrentUser().User;
                // 获取ai解译成果
                var aishp = await db.InsAishp.GetFirstAsync(r => r.Id == req.ShpId);

                var insTaskInfo = req.MapTo<InsTask>();
                insTaskInfo.Id = Guid.NewGuid().ToString();
                insTaskInfo.CreateTime = DateTime.Now;
                insTaskInfo.CreateUser = user == null ? "" : user.Id.ToString();
                insTaskInfo.UpdateTime = DateTime.Now;
                insTaskInfo.UpdateUser = user == null ? "" : user.Id.ToString();
                insTaskInfo.State = 0;
                insTaskInfo.IsCompleted = false;
                insTaskInfo.CreateUserName = user == null ? "" : user.Name;
                insTaskInfo.UpdateUserName = user == null ? "" : user.Name;
                // 拆分图斑数
                int groupNum = (int)Math.Ceiling((double)aishp.ShpCount / 1000);

                List<InsTaskgroup> insTaskGroup = new List<InsTaskgroup>();
                int lastGroupRemaining = (int)aishp.ShpCount;

                for (var i = 1; i <= groupNum; i++)
                {
                    int everyNum = 1000;
                    string chineseGroupName = $"{ConvertToChineseNumber(i)}组";
                    // 如果是最后一组，并且剩余的少于1000，将剩余的任务加到上一组
                    if (i == groupNum && lastGroupRemaining < 1000)
                    {
                        everyNum = lastGroupRemaining;
                        if (i > 1)
                        {
                            // 更新上一组的 EndNum
                            var lastGroup = insTaskGroup.Last();
                            lastGroup.EndNum += everyNum;
                        }
                        break;  // 最后一组处理完毕，退出循环
                    }

                    // 计算每组的起始和结束数字
                    int beginNum = (i - 1) * 1000 + 1;
                    int endNum = beginNum + everyNum - 1;

                    insTaskGroup.Add(new InsTaskgroup
                    {
                        Id = Guid.NewGuid().ToString(),
                        GroupName = chineseGroupName,
                        Sort = i,
                        BeginNum = beginNum,
                        EndNum = endNum,
                        TaskId = insTaskInfo.Id,
                        IsComplate = false,
                        CreateTime = DateTime.Now,
                    });

                    lastGroupRemaining -= everyNum;  // 更新剩余的任务数
                }
                //添加前后时相
                List<InsTasktif> insTasktifList = new List<InsTasktif>();
                foreach (var item in req.PreviousPhase)
                {
                    insTasktifList.Add(new InsTasktif
                    {
                        TaskId = insTaskInfo.Id,
                        TifId = item,
                        TifType = 0
                    }); ;

                }
                foreach (var item in req.LaterPhase)
                {
                    insTasktifList.Add(new InsTasktif
                    {
                        TaskId = insTaskInfo.Id,
                        TifId = item,
                        TifType = 1
                    }); ;

                }
                // 插入任务和任务组以及前后时相
                await db.InsTask.InsertAsync(insTaskInfo);
                await db.InsTaskgroup.InsertRangeAsync(insTaskGroup);
                await db.InsTasktif.InsertRangeAsync(insTasktifList);
                // 提交事务
                if (db.Commit())
                {
                    return new Response<string>
                    {
                        Result = "添加成功",
                        Message = "添加成功"
                    };
                }
                else
                {
                    throw new Exception("添加失败");
                }
            }
        }
        string ConvertToChineseNumber(int num)
        {
            if (num < 1 || num > 10) return num.ToString(); // 如果大于 10 或小于 1，直接返回数字（可以根据需求修改）

            return chineseNumbers[num];
        }
        /// <summary>
        /// 删除任务
        /// </summary>
        /// <param name="id"></param>
        /// <returns></returns>
        /// <exception cref="Exception"></exception>
        public async Task<Response<string>> DeleteTask(string id)
        {
            using (var db = base.UnitWork.CreateContext())
            {
                var taskInfo = await db.InsTask.GetFirstAsync(r => r.Id == id);
                //判断是否存在或者是否已被领取
                if (taskInfo == null || taskInfo.State != 0)
                    throw new Exception("任务已被领取，无法删除");

                //删除任务表，任务分组表，任务前后时相表
                await db.InsTask.DeleteAsync(taskInfo);
                await db.InsTaskgroup.DeleteAsync(r => r.TaskId == id);
                await db.InsTasktif.DeleteAsync(r => r.TaskId == id); 
                // 提交事务
                if (db.Commit())
                {
                    return new Response<string>
                    {
                        Result = "删除成功",
                        Message = "删除成功"
                    };
                }
                else
                {
                    throw new Exception("删除失败");
                }
            }
        }
        /// <summary>
        /// 修改任务
        /// </summary>
        /// <param name="req"></param>
        /// <returns></returns>
        /// <exception cref="Exception"></exception>
        public async Task<Response<string>> EditTask(InsTaskReq req)
        {
            using (var db = base.UnitWork.CreateContext())
            {
                var insTaskInfo = await db.InsTask.GetFirstAsync(r => r.Id == req.Id);
                //判断是否存在或者是否已被领取
                if (insTaskInfo == null || insTaskInfo.State != 0)
                    throw new Exception("任务已被领取，无法修改");
                var user = _auth.GetCurrentUser().User;
                //删除任务分组表，任务前后时相表 
                await db.InsTaskgroup.DeleteAsync(r => r.TaskId == req.Id);
                await db.InsTasktif.DeleteAsync(r => r.TaskId == req.Id);


                // 获取ai解译成果
                var aishp = await db.InsAishp.GetFirstAsync(r => r.Id == req.ShpId);

                insTaskInfo.TaskName = req.TaskName;
                insTaskInfo.Remark = req.Remark;
                insTaskInfo.ShpId = req.ShpId;
                insTaskInfo.UpdateTime = DateTime.Now;
                insTaskInfo.UpdateUser = user == null ? "" : user.Id.ToString(); 
                insTaskInfo.UpdateUserName = user == null ? "" : user.Name;
                // 拆分图斑数
                int groupNum = (int)Math.Ceiling((double)aishp.ShpCount / 1000);

                List<InsTaskgroup> insTaskGroup = new List<InsTaskgroup>();
                int lastGroupRemaining = (int)aishp.ShpCount;

                for (var i = 1; i <= groupNum; i++)
                {
                    int everyNum = 1000;
                    string chineseGroupName = $"{ConvertToChineseNumber(i)}组";
                    // 如果是最后一组，并且剩余的少于1000，将剩余的任务加到上一组
                    if (i == groupNum && lastGroupRemaining < 1000)
                    {
                        everyNum = lastGroupRemaining;
                        if (i > 1)
                        {
                            // 更新上一组的 EndNum
                            var lastGroup = insTaskGroup.Last();
                            lastGroup.EndNum += everyNum;
                        }
                        break;  // 最后一组处理完毕，退出循环
                    }

                    // 计算每组的起始和结束数字
                    int beginNum = (i - 1) * 1000 + 1;
                    int endNum = beginNum + everyNum - 1;

                    insTaskGroup.Add(new InsTaskgroup
                    {
                        Id = Guid.NewGuid().ToString(),
                        GroupName = chineseGroupName,
                        Sort = i,
                        BeginNum = beginNum,
                        EndNum = endNum,
                        TaskId = insTaskInfo.Id,
                        IsComplate = false,
                        CreateTime = DateTime.Now,
                    });

                    lastGroupRemaining -= everyNum;  // 更新剩余的任务数
                }
                //添加前后时相
                List<InsTasktif> insTasktifList = new List<InsTasktif>();
                foreach (var item in req.PreviousPhase)
                {
                    insTasktifList.Add(new InsTasktif
                    {
                        TaskId = insTaskInfo.Id,
                        TifId = item,
                        TifType = 0
                    }); ;

                }
                foreach (var item in req.LaterPhase)
                {
                    insTasktifList.Add(new InsTasktif
                    {
                        TaskId = insTaskInfo.Id,
                        TifId = item,
                        TifType = 1
                    }); ;

                }
                // 插入任务和任务组以及前后时相
                await db.InsTask.UpdateAsync(insTaskInfo);
                await db.InsTaskgroup.InsertRangeAsync(insTaskGroup);
                await db.InsTasktif.InsertRangeAsync(insTasktifList);
                // 提交事务
                if (db.Commit())
                {
                    return new Response<string>
                    {
                        Result = "修改成功",
                        Message = "修改成功"
                    };
                }
                else
                {
                    throw new Exception("修改失败");
                }
            }
        }
    }
}