using Cksoft.Data;
using DllEapEntity.OFILM;
using DllUfpDal;
using DllUfpEntity.Dto;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace DllEapDal.OFILM
{
    public class HomeDal
    {
        private IDatabase db;
        public HomeDal(IDatabase db)
        {
            this.db = db;
        }

        public HomeData get()
        {
            var data = new HomeData();
            DateTime end = DateTime.Parse(DateTime.Now.ToString("yyyy-MM-dd 00:00:00")).AddMilliseconds(-1);
            DateTime start = end.AddMonths(-1).AddMilliseconds(1);
            
            var dal = new VisitLogDal(db);
            /*string filter = $@" and a.VisitTime>='{Mstart.ToString("yyyy-MM-dd 00:00:00")}' and a.VisitTime<='{end.ToString("yyyy-MM-dd 00:00:00")}'";
            data.total = dal.GetReportTotalInfo(filter, "").Count;
            data.average = data.total / 30;*/
            var dto = dal.GetVisitLogByDate(start, end).ToList();
            List<VisitLogAnalysisDto> visitLogs = new List<VisitLogAnalysisDto>();
            string sql = $@"SELECT count(1) from visitlog where VisitTime<'{end.ToString("yyyy-MM-dd HH:mm:ss")}'";
            var sum = Convert.ToInt32(db.FindObject(sql));
            for (int i = 0; i < dto.Count-1; i++)
            {
                data.total += dto[i].Count;
                if (dto.Count - i <= 8)
                {
                    visitLogs.Add(dto[i]);
                }
            }
            List<VisitLogAnalysisDto> list = new List<VisitLogAnalysisDto>();
            for (int i = 6; i >=0; i--)
            {
                var date = end.AddDays(-i);
                var count = Convert.ToInt32(db.FindObject($@"SELECT COUNT(1) FROM (select UserCode from visitlog  where  VisitTime>='{date.ToString("yyyy-MM-dd 00:00:00")} ' and VisitTime<='{date.ToString("yyyy-MM-dd 23:59:59.999")}' group by usercode) t "));
                list.Add(new VisitLogAnalysisDto()
                {
                    Count = count,
                    Date = DateTime.Parse(date.ToString("yyyy-MM-dd"))
                });
            }
         /*   var days = end.AddMilliseconds(1).Subtract(DateTime.Parse("2022-01-08 00:00:00")).TotalDays;*/
            data.dto.XData = visitLogs.Select(c => c.Date.Value.ToString("yyyy-MM-dd")).ToList();
            List<decimal> y1 = new List<decimal>();
            List<decimal> y2 = new List<decimal>();
            data.average = sum / Convert.ToInt32(end.AddMilliseconds(1).Subtract(DateTime.Parse("2021-03-16 00:00:00")).TotalDays);
            foreach (var item in visitLogs)
            {
                var da = DateTime.Parse(item.Date.Value.ToString("yyyy-MM-dd"));
                y1.Add(Convert.ToDecimal(item.Count));
                y2.Add(Convert.ToDecimal(list.Where(c => c.Date == da).FirstOrDefault().Count));
            }
            data.dto.SeriesData.Add(new Series { Name = "当天访问量", Type = "line", Data = y1,YAxis=0 });
            data.dto.SeriesData.Add(new Series { Name = "当天访问人次", Type = "line", Data = y2,YAxis=1});
            return data;
        }
    }
}