using SqlSugar;
using System;
using System.Collections.Generic;
using MES.Service.DB;
using MES.Service.Modes;
using MES.Service.Dto.webApi;
using System.Xml.Linq;

namespace MES.Service.service;

public class OrganizeManager : Repository<Organize>
{

    public bool Save(ErpOrganize item)
    {
        var entity = GetOrganize(item);

        return UseTransaction(db =>
        {
            switch (item.Type)
            {
                case "0":
                    if (UpdateOrganizetatus(db, entity.Id, "A")) //√
                        return 1;
                    break;
                case "1":
                    if (UpdateOrganizetatus(db, entity.Id, "B")) //√
                        return 1;
                    break;
                case "2":
                    if (InsertItem(db, entity)) //√
                        return 1;
                    break;
                case "3":
                    if (UpdateOrganizetatus(db, entity.Id, "B")) //√
                        return 1;
                    break;
                case "4":
                    if (InsertOrUpdate(db, entity)) //√
                        return 1;
                    break;
                default:
                    throw new ArgumentNullException($"type没有{item.Type}这个类型的参数");
            }

            throw new NotImplementedException("操作失败");
        }) > 0;
    }

    public bool SaveList(List<ErpOrganize> Organize)
    {
        var list = Organize.Select(GetOrganize).ToList();
        var groupBy = list.GroupBy(s => s.Type).ToDictionary(g => g.Key, g => g.ToList());

        return UseTransaction(db =>
        {
            foreach (var itemGroup in groupBy)
                switch (itemGroup.Key)
                {
                    case "0":
                        if (!UpdateOrganizetatusBatch(db, itemGroup.Value, "A"))
                            throw new NotImplementedException("启用失败");
                        break;
                    case "1":
                        if (!UpdateOrganizetatusBatch(db, itemGroup.Value, "B"))
                            throw new NotImplementedException("禁用失败");
                        break;
                    case "2":
                        if (!InsertItemBatch(db, itemGroup.Value))
                            throw new NotImplementedException("插入失败");
                        break;
                    case "3":
                        if (!UpdateOrganizetatusBatch(db, itemGroup.Value, "B"))
                            throw new NotImplementedException("删除失败");
                        break;
                    case "4":
                        if (!InsertOrUpdateBatch(db, itemGroup.Value))
                            throw new NotImplementedException("同步失败");
                        break;
                    default:
                        throw new ArgumentNullException($"type没有{itemGroup.Key}这个类型的参数");
                }

            return 1;
        }) > 0;
    }

    private bool UpdateOrganizetatus(SqlSugarScope db, decimal itemId,string status)
    {
        var result = db.Updateable<Organize>().SetColumns(s => s.Fforbidstatus == status).Where(s => s.Id == itemId).ExecuteCommand();
        return true;
    }

    private bool InsertItem(SqlSugarScope db, Organize entity)
    {
        var exists = db.Queryable<Organize>().Any(e => e.Id == entity.Id);
        if (exists)
        {
            var result = db.Updateable<Organize>().ExecuteCommand();
            return true;
        }
        else
        {
            var insert = db.Insertable(entity).ExecuteCommand();
            if (insert > 0)
            {
                return true;
            }
            else
            {
                throw new NotImplementedException("插入失败");
            }
        }
    }

    private bool InsertOrUpdate(SqlSugarScope db, Organize entity)
    {
        var exists = db.Queryable<Organize>().Any(e => e.Id == entity.Id);
        if (exists)
        {
            var update = db.Updateable(entity).ExecuteCommand();
            return true;
        }
        else
        {
            var insert = db.Insertable(entity).ExecuteCommand();
            if (insert > 0)
            {
                return true;
            }
            else
            {
                return false;
            }
        }
    }

    private Organize GetOrganize(ErpOrganize Organize)
    {
        return new Organize
        {

            Id = Convert.ToDecimal(Organize.Id),
            Fnumber = Organize.FNumber,
            Fname = Organize.FName,
            Fforbidstatus = Organize.FForbidStatus,
            Type = Organize.Type,
            Fparentid=Organize.FParentID,
            Fcreatedate=DateTime.Now
        };
    }

    private bool UpdateOrganizetatusBatch(SqlSugarScope db,List<Organize> itemList, string status)
    {
        var ids = itemList.Select(it => it.Id).ToArray();
        var result = db.Updateable<Organize>().SetColumns(s => s.Fforbidstatus == status).Where(s => ids.Contains(s.Id)).ExecuteCommand();
        return true;
    }

    private bool InsertItemBatch(SqlSugarScope db, List<Organize> itemList)
    {
        foreach (var entity in itemList)
        {
            if (!InsertItem(db, entity))
            {
                return false;
            }
        }
        return true;
    }

    private bool InsertOrUpdateBatch(SqlSugarScope db, List<Organize> itemList)
    {
        foreach (var entity in itemList)
        {
            if (!InsertOrUpdate(db, entity))
            {
                return false;
            }
        }
        return true;
    }
    
}