using Dapper;
using dccdc.Models;
using System;
using System.Collections.Generic;
using System.Data;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace dccdc.DAL
{
    public class pddDal
    {
        public List<pddModel> GetAllList(string id)
        {
            using (IDbConnection conn = CommHelper.GetSqlConnection())
            {
                string sql = "select * from pdd where 1=1";
                if (!string.IsNullOrEmpty(id))
                {
                    sql += " and id=@id";
                }
                return conn.Query<pddModel>(sql, new { @id = id }).ToList();
            }
        }

        public List<pddModel> GetAllList(string id, string zt)
        {
            using (IDbConnection conn = CommHelper.GetSqlConnection())
            {
                string sql = "select * from pdd where 1=1";
                if (!string.IsNullOrEmpty(id))
                {
                    sql += " and id=@id";
                }
                if (!string.IsNullOrEmpty(zt))
                {
                    sql += " and zt=@zt";
                }
                return conn.Query<pddModel>(sql, new { @id = id, @zt = zt }).ToList();
            }
        }

        public object save(pddModel model)
        {
            string sql = "";
            if (model.id == 0)
            {
                sql = @"INSERT INTO [dbo].[pdd]
                               ([pddh]
                               ,[pdsj]
                               ,[pdrid]
                               ,[pdr]
                               ,[ksid]
                               ,[ksmc]
                               ,[pdje]
                               ,[bz])
                         VALUES
                               (@pddh
                               ,@pdsj
                               ,@pdrid
                               ,@pdr
                               ,@ksid
                               ,@ksmc
                               ,@pdje
                               ,@bz)";
            }
            else
            {
                sql = @"UPDATE [dbo].[pdd]
                       SET [pddh] = @pddh
                          ,[pdsj] = @pdsj
                          ,[pdrid] = @pdrid
                          ,[pdr] = @pdr
                          ,[ksid] = @ksid
                          ,[ksmc] = @ksmc
                          ,[pdje] = @pdje
                          ,[bz] = @bz
                          WHERE  id=@id";
            }

            using (IDbConnection conn = CommHelper.GetSqlConnection())
            {
                try
                {
                    int result = conn.Execute(sql, model);
                    if (result > 0)
                        return new { State = 1, Message = "保存成功！" };
                    else
                        return new { State = 0, Message = "保存失败！" };
                }
                catch (Exception ex)
                {
                    return new { State = 0, Message = ex.Message };
                }
            }
        }

        public object opSave(string id, string ksid, string ksmc, string bz, string items, int pdrid, string pdr,string pdje)
        {
            string errmsg = "";
            string pddh = getpdkdh(out errmsg);
            if (errmsg != "")
                return new { State = 0, Message = "false" };
            pddModel model = new pddModel();
            model.pddh = pddh;
            model.pdrid = pdrid;
            model.pdr = pdr;
            model.pdsj = DateTime.Now;
            model.ksid = Convert.ToInt32(ksid);
            model.ksmc = ksmc;
            model.bz = bz;
            model.pdje = decimal.Parse( pdje);


            string sql = @"INSERT INTO [dbo].[pdd]
                               ([pddh],[pdsj],[pdrid],[pdr],[ksid],[ksmc],[bz],pdje)
                         VALUES
                               (@pddh,@pdsj,@pdrid,@pdr,@ksid ,@ksmc,@bz,@pdje)select SCOPE_IDENTITY()";

            int pddid = 0;
            using (IDbConnection conn = CommHelper.GetSqlConnection())
            {
                try
                {
                    pddid = conn.Query<int>(sql, model).FirstOrDefault();
                }
                catch (Exception ex)
                {
                    return new { State = 0, Message = "false" };
                }
            }

            List<pddmxModel> models = new List<pddmxModel>();
            pddmxModel m;
            foreach (string item in items.Split(new char[] { ',' }, StringSplitOptions.RemoveEmptyEntries))
            {
                string[] itemss = item.Split('|');
                if (itemss.Length == 6)
                {
                    m = new pddmxModel();
                    m.pddid = pddid;
                    m.wzid = Convert.ToInt32(itemss[0]);
                    m.wzmc = itemss[1];
                    m.dj = Convert.ToDecimal(itemss[2]);
                    m.sl = Convert.ToInt32(itemss[3]);
                    m.oldsl = Convert.ToInt32(itemss[4]);
                    m.sign = Convert.ToInt32(itemss[5]);
                    m.czsj = DateTime.Now;
                    models.Add(m);
                }
            }

            string sql2 = @"INSERT INTO [dbo].[pddmx]
                           ([pddid],[wzid],[wzmc],[sl],[dj],[oldsl],[czsj],[sign])
                     VALUES
                           (@pddid,@wzid,@wzmc,@sl,@dj,@oldsl,@czsj,@sign)";
            using (IDbConnection conn = CommHelper.GetSqlConnection())
            {
                try
                {
                    int result = conn.Execute(sql2, models);
                    if (result > 0)
                    {
                        //退货
                        pd(models, 1);
                        return new { State = 1, Message = pddh };
                    }
                    else
                        return new { State = 0, Message = "false" };
                }
                catch (Exception ex)
                {
                    return new { State = 0, Message = "false" };
                }
            }
        }

        public List<pddModel> getPddByPddh(string ppdh)
        {
            string sql = "select * from pdd where pddh in (@ppdh)";
            using (IDbConnection conn = CommHelper.GetSqlConnection())
            {
                return conn.Query<pddModel>(sql, new { ppdh = ppdh }).ToList();
            }
        }

        public object getPddMxByPddId(string pddid)
        {
            string sql = "select a.*,b.ggxh,b.jldw dw,(a.sl*a.dj) hj from pddmx a join wz b on a.wzid=b.id  where a.pddid in (@pddid)";
            using (IDbConnection conn = CommHelper.GetSqlConnection())
            {
                return conn.Query(sql, new { pddid = pddid }).ToList();
            }
        }

        private void pd(List<pddmxModel> models, int multiplier)
        {
            List<kcModel> kcModels = new List<kcModel>();
            kcModel kcModel;
            foreach (pddmxModel model in models)
            {
                kcModel = new kcModel();
                kcModel.wzid = model.wzid;
                kcModel.wzmc = model.wzmc;
                kcModel.sl = model.sl * multiplier;          //负数
                kcModel.sign = model.sign;
                kcModels.Add(kcModel);
            }
            new kcDal().saveList(kcModels);
        }

        //获取申请单号
        private string getpdkdh(out string errmsg)
        {
            errmsg = "";
            string result = "";
            string start = DateTime.Now.ToString("yyyyMM") + "0001";
            string end = DateTime.Now.ToString("yyyyMM") + "9999";
            using (IDbConnection conn = CommHelper.GetSqlConnection())
            {
                string sql = "select top 1 pddh from pdd where pddh >= '" + start + "' and pddh<= '" + end + "' order by id desc";
                try
                {
                    var result2 = conn.ExecuteScalar(sql);
                    if (result2 == null)
                        result = start;
                    else
                    {
                        result = (Convert.ToInt32(result2) + 1).ToString();
                        if (result == end)
                            errmsg = "单号不足！";
                    }
                }
                catch (Exception ex)
                {
                    errmsg = ex.Message;
                }
            }
            return result;
        }

        public object delete(string id)
        {
            string sql = "delete from pdd where id=@id";
            string sql2 = "delete from pddmx where pddid=@id";

            using (IDbConnection conn = CommHelper.GetSqlConnection())
            {
                try
                {
                    //删除之前获取明细
                    var kclist = new pddmxDal().GetListByParent(id);

                    int result = conn.Execute(sql, new { id = id });
                    result = conn.Execute(sql2, new { id = id });
                    if (result > 0)
                    {
                        //退货
                        pd(kclist, -1);
                        return new { State = 1, Message = "操作成功！" };
                    }
                    else
                        return new { State = 0, Message = "操作失败！" };
                }
                catch (Exception ex)
                {
                    return new { State = 0, Message = ex.Message };
                }
            }
        }

        public int getCount(string key)
        {
            string sql = "select count(1) from dbo.pdd where 1=1";
            if (!string.IsNullOrEmpty(key))
            {
                sql += " and pdr like @key";
            }
            using (IDbConnection conn = CommHelper.GetSqlConnection())
            {
                return conn.ExecuteScalar<int>(sql, new { key = "%" + key + "%" });
            }
        }

        public List<pddModel> getPage(int page, int pagesize, string key)
        {
            string sql = "select *,row_number() over(order by id desc) as rownum from pdd where 1=1";
            if (!string.IsNullOrEmpty(key))
            {
                sql += " and pdr like @key";
            }
            sql = "select * from (" + sql + ") t where t.rownum>(" + page + "-1)*" + pagesize + " and rownum<=" + page + "*" + pagesize;
            using (IDbConnection conn = CommHelper.GetSqlConnection())
            {
                return conn.Query<Models.pddModel>(sql, new { key = "%" + key + "%" }).ToList();
            }
        }
    }
}